Sea weather in Niigata in Japan All the beach weather in Niigata
All the essential weather information for enjoying the beach in Niigata in Japan, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.
Weather: When should you go to the beach in Niigata over the next 7 days?
Discover the best moment to go to the beach in Niigata in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Niigata. You can see full forecasts by clicking on the day you want to see in the table below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Friday 5 December 2025 | 43°F to 47°F | 23mph | not recommended | all the sea weather |
| Saturday 6 December 2025 | 43°F to 47°F | 15.5mph | discouraged | all the sea weather |
| Sunday 7 December 2025 | 45°F to 58°F | 27.3mph | not recommended | all the sea weather |
| Monday 8 December 2025 | 49°F to 58°F | 26.7mph | not recommended | all the sea weather |
| Tuesday 9 December 2025 | 45°F to 47°F | 21.8mph | not recommended | all the sea weather |
| Wednesday 10 December 2025 | 47°F to 50°F | 19.9mph | discouraged | all the sea weather |
| Thursday 11 December 2025 | 47°F to 52°F | 2.5mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Niigata
Sea weather on Friday 5 December 2025
On Friday 5 December 2025, the sun will rise at 06:44 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 47°F t and a low of 43°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 32.3mph km/h (with gusts up to 38.5mph). Wave height will be up to 9.8ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) |
| Perceived temperature | 2°C (35°F) | 1°C (33°F) | 2°C (36°F) | 3°C (37°F) | 2°C (35°F) | 3°C (37°F) | 2°C (36°F) | 3°C (37°F) |
| Precipitation | 0.1in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 86% | 84% | 56% | 59% | 68% | 60% | 61% | 62% |
| Barometric pressure | 1011 hPa | 1014 hPa | 1014 hPa | 1015 hPa | 1016 hPa | 1018 hPa | 1020 hPa | 1022 hPa |
| Cloud cover | 100% | 100% | 79% | 84% | 100% | 78% | 74% | 89% |
| Heat index | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) |
| Dew point | 5°C (41°F) | 4°C (39°F) | -0°C (31°F) | -0°C (32°F) | 1°C (34°F) | 0°C (33°F) | 0°C (32°F) | 1°C (33°F) |
| Wind | ||||||||
| Speed | 45km/h (28mph) | 52km/h (32mph) | 50km/h (31mph) | 34km/h (21mph) | 41km/h (25mph) | 45km/h (28mph) | 38km/h (24mph) | 37km/h (23mph) |
| Gusts | 51km/h (32mph) | 54km/h (33mph) | 62km/h (39mph) | 44km/h (28mph) | 54km/h (34mph) | 46km/h (29mph) | 49km/h (30mph) | 46km/h (28mph) |
| Direction | 225° SW | 308° NW | 308° NW | 309° NW | 308° NW | 297° WNW | 289° WNW | 285° WNW |
| Wind chill | 2°C (35°F) | 1°C (33°F) | 2°C (36°F) | 3°C (37°F) | 2°C (35°F) | 3°C (37°F) | 2°C (36°F) | 3°C (37°F) |
| Waves | ||||||||
| Height | 2.4m (8.0ft) | 2.7m (8.8ft) | 3.0m (9.9ft) | 2.9m (9.4ft) | 2.6m (8.6ft) | 2.4m (7.8ft) | 2.1m (6.8ft) | 2.0m (6.6ft) |
| Direction | 317° NW | 318° NW | 317° NW | 319° NW | 320° NW | 319° NW | 318° NW | 318° NW |
| Period | 9.8 sec. | 9.1 sec. | 8.6 sec. | 8.7 sec. | 8.7 sec. | 8.5 sec. | 8.1 sec. | 8.0 sec. |
| Significant height | 1.3m (4.3ft) | 2.0m (6.6ft) | 1.6m (5.2ft) | 1.5m (4.9ft) | 1.5m (4.9ft) | 1.3m (4.3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Saturday 6 December 2025
On Saturday 6 December 2025, the sun will rise at 06:45 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 47°F t and a low of 43°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 18mph km/h (with gusts up to 21.8mph). Wave height will be up to 6.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 8°C (46°F) | 8°C (46°F) | 6°C (43°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) |
| Perceived temperature | 4°C (39°F) | 5°C (41°F) | 2°C (36°F) | 3°C (37°F) | 4°C (38°F) | 5°C (41°F) | 4°C (39°F) | 4°C (39°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 60% | 59% | 91% | 72% | 62% | 58% | 66% | 66% |
| Barometric pressure | 1022 hPa | 1023 hPa | 1024 hPa | 1025 hPa | 1023 hPa | 1022 hPa | 1022 hPa | 1022 hPa |
| Cloud cover | 100% | 93% | 100% | 65% | 2% | 5% | 91% | 6% |
| Heat index | 8°C (46°F) | 8°C (46°F) | 6°C (43°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) |
| Dew point | 1°C (33°F) | 0°C (33°F) | 5°C (41°F) | 2°C (36°F) | -0°C (32°F) | 0°C (32°F) | 1°C (34°F) | 2°C (35°F) |
| Wind | ||||||||
| Speed | 29km/h (18mph) | 18km/h (11mph) | 24km/h (15mph) | 26km/h (16mph) | 17km/h (11mph) | 18km/h (11mph) | 22km/h (13mph) | 25km/h (16mph) |
| Gusts | 35km/h (22mph) | 23km/h (14mph) | 29km/h (18mph) | 31km/h (19mph) | 28km/h (17mph) | 30km/h (18mph) | 30km/h (19mph) | 33km/h (20mph) |
| Direction | 274° W | 249° WSW | 176° S | 190° S | 196° SSW | 179° S | 161° SSE | 192° SSW |
| Wind chill | 4°C (39°F) | 5°C (41°F) | 2°C (36°F) | 3°C (37°F) | 4°C (38°F) | 5°C (41°F) | 4°C (39°F) | 4°C (39°F) |
| Waves | ||||||||
| Height | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.7m (5.5ft) | 1.5m (5.1ft) | 1.4m (4.5ft) | 1.2m (4.0ft) | 1.1m (3.5ft) | 1.0m (3.1ft) |
| Direction | 318° NW | 317° NW | 317° NW | 317° NW | 317° NW | 317° NW | 315° NW | 313° NW |
| Period | 8.0 sec. | 8.6 sec. | 8.8 sec. | 8.5 sec. | 8.3 sec. | 8.2 sec. | 7.8 sec. | 7.5 sec. |
| Significant height | 0.9m (3ft) | 0.7m (2.3ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.5m (1.6ft) | 0.3m (1ft) | 0.6m (2ft) | 1.4m (4.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Sunday 7 December 2025
On Sunday 7 December 2025, the sun will rise at 06:46 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 58°F t and a low of 45°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 29.2mph km/h (with gusts up to 39.2mph). Wave height will be up to 8.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 8°C (46°F) | 7°C (45°F) | 9°C (47°F) | 10°C (50°F) | 13°C (55°F) | 13°C (56°F) | 13°C (55°F) | 14°C (57°F) |
| Perceived temperature | 4°C (39°F) | 4°C (38°F) | 5°C (41°F) | 6°C (44°F) | 10°C (50°F) | 10°C (50°F) | 10°C (49°F) | 11°C (52°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 67% | 64% | 67% | 72% | 67% | 67% | 71% | 65% |
| Barometric pressure | 1021 hPa | 1020 hPa | 1020 hPa | 1020 hPa | 1018 hPa | 1017 hPa | 1018 hPa | 1018 hPa |
| Cloud cover | 5% | 11% | 53% | 100% | 100% | 60% | 60% | 55% |
| Heat index | 8°C (46°F) | 7°C (45°F) | 9°C (47°F) | 10°C (50°F) | 13°C (55°F) | 13°C (56°F) | 13°C (55°F) | 14°C (57°F) |
| Dew point | 2°C (35°F) | 1°C (34°F) | 3°C (37°F) | 5°C (41°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) | 7°C (45°F) |
| Wind | ||||||||
| Speed | 24km/h (15mph) | 23km/h (14mph) | 28km/h (18mph) | 32km/h (20mph) | 46km/h (29mph) | 46km/h (28mph) | 47km/h (29mph) | 44km/h (28mph) |
| Gusts | 30km/h (19mph) | 30km/h (18mph) | 39km/h (24mph) | 42km/h (26mph) | 63km/h (39mph) | 48km/h (30mph) | 53km/h (33mph) | 50km/h (31mph) |
| Direction | 187° S | 185° S | 181° S | 208° SSW | 238° WSW | 241° WSW | 235° SW | 245° WSW |
| Wind chill | 4°C (39°F) | 4°C (38°F) | 5°C (41°F) | 6°C (44°F) | 10°C (50°F) | 10°C (50°F) | 10°C (49°F) | 11°C (52°F) |
| Waves | ||||||||
| Height | 1.0m (3.3ft) | 1.0m (3.4ft) | 1.2m (4.0ft) | 1.7m (5.6ft) | 2.1m (6.9ft) | 2.5m (8.1ft) | 2.5m (8.1ft) | 2.3m (7.4ft) |
| Direction | 302° WNW | 294° WNW | 290° WNW | 288° WNW | 284° WNW | 260° W | 297° WNW | 292° WNW |
| Period | 7.6 sec. | 8.2 sec. | 8.6 sec. | 8.6 sec. | 8.8 sec. | 6.3 sec. | 9.3 sec. | 9.1 sec. |
| Significant height | 0.9m (3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 1.4m (4.6ft) | 1.6m (5.2ft) | 2.0m (6.6ft) | 1.4m (4.6ft) | 1.4m (4.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Monday 8 December 2025
On Monday 8 December 2025, the sun will rise at 06:47 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 58°F t and a low of 49°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 37.9mph km/h (with gusts up to 41mph). Wave height will be up to 9.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 14°C (57°F) | 14°C (58°F) | 14°C (57°F) | 14°C (58°F) | 13°C (55°F) | 10°C (50°F) | 9°C (48°F) | 9°C (49°F) |
| Perceived temperature | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 9°C (48°F) | 6°C (42°F) | 5°C (41°F) | 5°C (41°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 63% | 62% | 64% | 69% | 64% | 70% | 73% | 69% |
| Barometric pressure | 1017 hPa | 1016 hPa | 1016 hPa | 1016 hPa | 1015 hPa | 1017 hPa | 1019 hPa | 1020 hPa |
| Cloud cover | 74% | 75% | 95% | 80% | 100% | 100% | 100% | 100% |
| Heat index | 14°C (57°F) | 14°C (58°F) | 14°C (57°F) | 14°C (58°F) | 13°C (55°F) | 10°C (50°F) | 9°C (48°F) | 9°C (49°F) |
| Dew point | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 9°C (47°F) | 6°C (43°F) | 5°C (41°F) | 5°C (40°F) | 4°C (39°F) |
| Wind | ||||||||
| Speed | 43km/h (27mph) | 48km/h (30mph) | 49km/h (30mph) | 55km/h (34mph) | 61km/h (38mph) | 49km/h (30mph) | 41km/h (25mph) | 43km/h (27mph) |
| Gusts | 58km/h (36mph) | 54km/h (34mph) | 66km/h (41mph) | 60km/h (38mph) | 64km/h (40mph) | 61km/h (38mph) | 51km/h (32mph) | 58km/h (36mph) |
| Direction | 244° WSW | 254° WSW | 248° WSW | 248° WSW | 275° W | 299° WNW | 302° WNW | 297° WNW |
| Wind chill | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 9°C (48°F) | 6°C (42°F) | 5°C (41°F) | 5°C (41°F) |
| Waves | ||||||||
| Height | 2.0m (6.7ft) | 1.9m (6.3ft) | 1.9m (6.4ft) | 2.4m (7.9ft) | 2.9m (9.4ft) | 2.9m (9.6ft) | 2.3m (7.7ft) | 2.0m (6.7ft) |
| Direction | 293° WNW | 292° WNW | 252° WSW | 262° W | 273° W | 292° WNW | 298° WNW | 294° WNW |
| Period | 8.9 sec. | 8.9 sec. | 8.5 sec. | 6.3 sec. | 7.5 sec. | 8.9 sec. | 9.5 sec. | 9.2 sec. |
| Significant height | 1.2m (3.9ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 2.0m (6.6ft) | 2.1m (6.9ft) | 1.5m (4.9ft) | 1.2m (3.9ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Tuesday 9 December 2025
On Tuesday 9 December 2025, the sun will rise at 06:48 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 47°F t and a low of 45°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 28mph km/h (with gusts up to 34.2mph). Wave height will be up to 6.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) |
| Perceived temperature | 4°C (38°F) | 3°C (38°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 3°C (38°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 66% | 59% | 63% | 61% | 63% | 62% | 61% | 58% |
| Barometric pressure | 1021 hPa | 1022 hPa | 1023 hPa | 1025 hPa | 1024 hPa | 1025 hPa | 1027 hPa | 1027 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 81% | 81% |
| Heat index | 8°C (47°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (45°F) | 7°C (44°F) | 8°C (46°F) |
| Dew point | 2°C (36°F) | 1°C (33°F) | 1°C (33°F) | 0°C (33°F) | 1°C (33°F) | 0°C (32°F) | -0°C (32°F) | -0°C (32°F) |
| Wind | ||||||||
| Speed | 45km/h (28mph) | 45km/h (28mph) | 45km/h (28mph) | 42km/h (26mph) | 44km/h (27mph) | 40km/h (25mph) | 37km/h (23mph) | 35km/h (21mph) |
| Gusts | 53km/h (33mph) | 55km/h (34mph) | 52km/h (32mph) | 48km/h (30mph) | 51km/h (32mph) | 48km/h (30mph) | 47km/h (29mph) | 46km/h (28mph) |
| Direction | 306° NW | 312° NW | 306° NW | 308° NW | 303° WNW | 301° WNW | 296° WNW | 296° WNW |
| Wind chill | 4°C (38°F) | 3°C (38°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 2°C (36°F) | 3°C (38°F) |
| Waves | ||||||||
| Height | 1.9m (6.2ft) | 1.8m (6.0ft) | 2.1m (6.9ft) | 2.1m (6.8ft) | 2.0m (6.5ft) | 1.9m (6.2ft) | 1.9m (6.4ft) | 1.9m (6.3ft) |
| Direction | 291° WNW | 311° NW | 312° NW | 304° WNW | 306° NW | 309° NW | 313° NW | 318° NW |
| Period | 8.5 sec. | 7.4 sec. | 7.2 sec. | 7.7 sec. | 8.0 sec. | 7.1 sec. | 7.4 sec. | 7.6 sec. |
| Significant height | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.3m (4.3ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.5m (4.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Wednesday 10 December 2025
On Wednesday 10 December 2025, the sun will rise at 06:49 and will set at 16:24 on the beach(es) of Niigata. The outside temperature will be a high of 50°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 19.9mph km/h (with gusts up to 26.1mph). Wave height will be up to 6.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 8°C (46°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 10°C (49°F) | 9°C (48°F) | 9°C (48°F) |
| Perceived temperature | 4°C (39°F) | 5°C (40°F) | 5°C (42°F) | 4°C (39°F) | 5°C (41°F) | 6°C (43°F) | 5°C (41°F) | 5°C (41°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 56% | 54% | 57% | 73% | 62% | 60% | 66% | 64% |
| Barometric pressure | 1027 hPa | 1027 hPa | 1027 hPa | 1027 hPa | 1025 hPa | 1025 hPa | 1025 hPa | 1024 hPa |
| Cloud cover | 92% | 86% | 82% | 76% | 83% | 100% | 100% | 100% |
| Heat index | 8°C (46°F) | 8°C (47°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) | 10°C (49°F) | 9°C (48°F) | 9°C (48°F) |
| Dew point | -0°C (31°F) | -1°C (31°F) | 0°C (32°F) | 3°C (37°F) | 1°C (34°F) | 2°C (36°F) | 3°C (37°F) | 3°C (37°F) |
| Wind | ||||||||
| Speed | 28km/h (17mph) | 24km/h (15mph) | 16km/h (10mph) | 24km/h (15mph) | 20km/h (13mph) | 27km/h (17mph) | 28km/h (17mph) | 32km/h (20mph) |
| Gusts | 34km/h (21mph) | 30km/h (19mph) | 20km/h (13mph) | 30km/h (19mph) | 28km/h (17mph) | 36km/h (22mph) | 38km/h (24mph) | 42km/h (26mph) |
| Direction | 289° WNW | 289° WNW | 246° WSW | 194° SSW | 210° SSW | 220° SW | 183° S | 192° SSW |
| Wind chill | 4°C (39°F) | 5°C (40°F) | 5°C (42°F) | 4°C (39°F) | 5°C (41°F) | 6°C (43°F) | 5°C (41°F) | 5°C (41°F) |
| Waves | ||||||||
| Height | 1.9m (6.2ft) | 2.0m (6.7ft) | 1.9m (6.2ft) | 1.8m (5.8ft) | 1.6m (5.4ft) | 1.5m (4.9ft) | 1.4m (4.5ft) | 1.3m (4.3ft) |
| Direction | 323° NW | 326° NW | 327° NNW | 329° NNW | 330° NNW | 333° NNW | 331° NNW | 334° NNW |
| Period | 7.8 sec. | 7.8 sec. | 8.3 sec. | 8.1 sec. | 8.1 sec. | 7.7 sec. | 7.6 sec. | 7.5 sec. |
| Significant height | 1.8m (5.9ft) | 1.8m (5.9ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.6m (2ft) | 0.6m (2ft) | 0.6m (2ft) | 1.4m (4.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |
Sea weather on Thursday 11 December 2025
On Thursday 11 December 2025, the sun will rise at 06:50 and will set at 16:25 on the beach(es) of Niigata. The outside temperature will be a high of 52°F t and a low of 47°F. Precipitation is in the forecast (0.6in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 21.8mph km/h (with gusts up to 31.1mph). Wave height will be up to 5.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Outside temperature | 9°C (49°F) | 10°C (49°F) | 10°C (51°F) | 11°C (51°F) | 9°C (49°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) |
| Perceived temperature | 5°C (42°F) | 6°C (43°F) | 7°C (44°F) | 7°C (45°F) | 6°C (43°F) | 5°C (42°F) | 6°C (43°F) | 8°C (46°F) |
| Precipitation | 0in | 0in | 0.3in | 0.1in | 0.1in | 0in | 0in | 0in |
| Humidity | 66% | 70% | 83% | 80% | 86% | 85% | 87% | 88% |
| Barometric pressure | 1023 hPa | 1022 hPa | 1022 hPa | 1022 hPa | 1021 hPa | 1021 hPa | 1022 hPa | 1022 hPa |
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Heat index | 9°C (49°F) | 10°C (49°F) | 10°C (51°F) | 11°C (51°F) | 9°C (49°F) | 8°C (46°F) | 8°C (46°F) | 8°C (46°F) |
| Dew point | 3°C (38°F) | 4°C (40°F) | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 6°C (42°F) | 5°C (42°F) | 6°C (43°F) |
| Wind | ||||||||
| Speed | 35km/h (21mph) | 35km/h (21mph) | 35km/h (22mph) | 31km/h (19mph) | 23km/h (14mph) | 16km/h (10mph) | 8km/h (5mph) | 4km/h (3mph) |
| Gusts | 44km/h (27mph) | 44km/h (28mph) | 50km/h (31mph) | 34km/h (21mph) | 30km/h (19mph) | 22km/h (13mph) | 12km/h (7mph) | 6km/h (4mph) |
| Direction | 198° SSW | 208° SSW | 246° WSW | 313° NW | 20° NNE | 76° ENE | 150° SSE | 295° WNW |
| Wind chill | 5°C (42°F) | 6°C (43°F) | 7°C (44°F) | 7°C (45°F) | 6°C (43°F) | 5°C (42°F) | 6°C (43°F) | 8°C (46°F) |
| Waves | ||||||||
| Height | 1.1m (3.8ft) | 1.0m (3.3ft) | 0.9m (3.1ft) | 1.1m (3.5ft) | 1.4m (4.6ft) | 1.8m (5.8ft) | 1.5m (5.0ft) | 1.4m (4.7ft) |
| Direction | 337° NNW | 340° NNW | 335° NNW | 331° NNW | 312° NW | 299° WNW | 301° WNW | 312° NW |
| Period | 7.6 sec. | 6.8 sec. | 6.7 sec. | 6.3 sec. | 6.5 sec. | 7.5 sec. | 7.5 sec. | 6.1 sec. |
| Significant height | 1.3m (4.3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.2m (3.9ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) | 16°C (62°F) |






