Sea weather in Eureka in California All the beach weather in Eureka
All the essential weather information for enjoying the beach in Eureka in California, 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 Eureka over the next 7 days?
Discover the best moment to go to the beach in Eureka in California this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Eureka. 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 |
|---|---|---|---|---|
| Wednesday 3 June 2026 | 52°F to 56°F | 16.2mph | discouraged | all the sea weather |
| Thursday 4 June 2026 | 47°F to 54°F | 17.4mph | discouraged | all the sea weather |
| Friday 5 June 2026 | 52°F to 54°F | 13.7mph | discouraged | all the sea weather |
| Saturday 6 June 2026 | 47°F to 54°F | 16.2mph | discouraged | all the sea weather |
| Sunday 7 June 2026 | 50°F to 52°F | 5.6mph | discouraged | all the sea weather |
| Monday 8 June 2026 | 50°F to 54°F | 14.9mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Eureka
Sea weather on Wednesday 3 June 2026
On Wednesday 3 June 2026, the sun will rise at 05:47 and will set at 20:43 on the beach(es) of Eureka. The outside temperature will be a high of 56°F t and a low of 52°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 16.2mph km/h (with gusts up to 26.1mph). 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 | 12°C (53°F) | 12°C (53°F) | 12°C (53°F) | 13°C (55°F) | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 11°C (53°F) |
| Perceived temperature | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 13°C (55°F) | 11°C (53°F) | 10°C (50°F) | 9°C (48°F) | 9°C (48°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 90% | 86% | 80% | 75% | 85% | 91% | 92% |
| Barometric pressure | 1021 hPa | 1020 hPa | 1021 hPa | 1021 hPa | 1022 hPa | 1022 hPa | 1022 hPa | 1023 hPa |
| Cloud cover | 72% | 19% | 14% | 100% | 79% | 46% | 27% | 39% |
| Heat index | 12°C (53°F) | 12°C (53°F) | 12°C (53°F) | 13°C (55°F) | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 11°C (53°F) |
| Dew point | 10°C (50°F) | 10°C (50°F) | 10°C (49°F) | 9°C (49°F) | 9°C (48°F) | 10°C (50°F) | 10°C (50°F) | 10°C (50°F) |
| Wind | ||||||||
| Speed | 10km/h (6mph) | 5km/h (3mph) | 9km/h (6mph) | 6km/h (4mph) | 16km/h (10mph) | 21km/h (13mph) | 26km/h (16mph) | 26km/h (16mph) |
| Gusts | 17km/h (11mph) | 10km/h (6mph) | 16km/h (10mph) | 10km/h (6mph) | 27km/h (17mph) | 36km/h (22mph) | 31km/h (20mph) | 42km/h (26mph) |
| Direction | 39° NE | 10° N | 37° NE | 346° NNW | 351° N | 346° NNW | 356° N | 358° N |
| Wind chill | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 13°C (55°F) | 11°C (53°F) | 10°C (50°F) | 9°C (48°F) | 9°C (48°F) |
| Waves | ||||||||
| Height | 1.2m (4.0ft) | 1.2m (3.9ft) | 1.2m (3.8ft) | 1.2m (3.8ft) | 1.2m (4.0ft) | 1.3m (4.4ft) | 1.7m (5.4ft) | 1.8m (6.1ft) |
| Direction | 213° SSW | 213° SSW | 214° SSW | 214° SW | 214° SW | 275° W | 276° W | 275° W |
| Period | 6.0 sec. | 5.9 sec. | 13.8 sec. | 13.6 sec. | 11.4 sec. | 11.1 sec. | 10.6 sec. | 10.3 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.2m (3.9ft) | 1.0m (3.3ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) |
Sea weather on Thursday 4 June 2026
On Thursday 4 June 2026, the sun will rise at 05:46 and will set at 20:44 on the beach(es) of Eureka. The outside temperature will be a high of 54°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 21.8mph km/h (with gusts up to 29.2mph). Wave height will be up to 7.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | |  | | | | |  |  |
| Outside temperature | 12°C (53°F) | 11°C (53°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 9°C (48°F) | 8°C (47°F) | 12°C (53°F) |
| Perceived temperature | 9°C (48°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (46°F) | 5°C (41°F) | 4°C (39°F) | 9°C (48°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 92% | 92% | 89% | 88% | 84% | 83% | 81% | 82% |
| Barometric pressure | 1021 hPa | 1020 hPa | 1020 hPa | 1019 hPa | 1020 hPa | 1019 hPa | 1018 hPa | 1018 hPa |
| Cloud cover | 45% | 75% | 35% | 20% | 7% | 2% | 0% | 0% |
| Heat index | 12°C (53°F) | 11°C (53°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 9°C (48°F) | 8°C (47°F) | 12°C (53°F) |
| Dew point | 10°C (51°F) | 10°C (50°F) | 10°C (49°F) | 10°C (49°F) | 9°C (48°F) | 6°C (43°F) | 5°C (41°F) | 8°C (47°F) |
| Wind | ||||||||
| Speed | 28km/h (17mph) | 31km/h (19mph) | 32km/h (20mph) | 33km/h (21mph) | 35km/h (21mph) | 31km/h (19mph) | 30km/h (18mph) | 28km/h (17mph) |
| Gusts | 42km/h (26mph) | 47km/h (29mph) | 47km/h (29mph) | 47km/h (29mph) | 36km/h (22mph) | 36km/h (22mph) | 32km/h (20mph) | 44km/h (28mph) |
| Direction | 353° N | 357° N | 355° N | 348° NNW | 349° N | 353° N | 356° N | 353° N |
| Wind chill | 9°C (48°F) | 8°C (47°F) | 8°C (47°F) | 8°C (47°F) | 8°C (46°F) | 5°C (41°F) | 4°C (39°F) | 9°C (48°F) |
| Waves | ||||||||
| Height | 2.0m (6.7ft) | 2.3m (7.4ft) | 2.3m (7.5ft) | 2.3m (7.5ft) | 2.3m (7.6ft) | 2.3m (7.5ft) | 2.3m (7.7ft) | 2.4m (7.8ft) |
| Direction | 274° W | 273° W | 329° NNW | 332° NNW | 326° NW | 325° NW | 327° NNW | 330° NNW |
| Period | 10.1 sec. | 9.8 sec. | 9.6 sec. | 9.5 sec. | 9.5 sec. | 9.3 sec. | 9.2 sec. | 11.2 sec. |
| Significant height | 1.0m (3.3ft) | 1.4m (4.6ft) | 1.6m (5.2ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.1m (3.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) |
Sea weather on Friday 5 June 2026
On Friday 5 June 2026, the sun will rise at 05:46 and will set at 20:45 on the beach(es) of Eureka. The outside temperature will be a high of 54°F t and a low of 52°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 19.3mph km/h (with gusts up to 29.2mph). 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 | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) |
| Perceived temperature | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 8°C (47°F) | 9°C (48°F) | 8°C (47°F) | 9°C (48°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 83% | 86% | 87% | 85% | 86% | 86% | 88% | 92% |
| Barometric pressure | 1017 hPa | 1016 hPa | 1016 hPa | 1017 hPa | 1017 hPa | 1017 hPa | 1017 hPa | 1017 hPa |
| Cloud cover | 0% | 4% | 12% | 7% | 9% | 11% | 17% | 31% |
| Heat index | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) | 11°C (52°F) |
| Dew point | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 9°C (48°F) | 10°C (50°F) |
| Wind | ||||||||
| Speed | 28km/h (17mph) | 31km/h (19mph) | 25km/h (16mph) | 26km/h (16mph) | 25km/h (16mph) | 21km/h (13mph) | 24km/h (15mph) | 22km/h (13mph) |
| Gusts | 43km/h (27mph) | 47km/h (29mph) | 38km/h (23mph) | 38km/h (23mph) | 41km/h (25mph) | 35km/h (22mph) | 42km/h (26mph) | 35km/h (21mph) |
| Direction | 350° N | 355° N | 358° N | 352° N | 347° NNW | 358° N | 355° N | 357° N |
| Wind chill | 9°C (48°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) | 8°C (47°F) | 9°C (48°F) | 8°C (47°F) | 9°C (48°F) |
| Waves | ||||||||
| Height | 2.5m (8.1ft) | 2.5m (8.2ft) | 2.3m (7.6ft) | 2.1m (7.0ft) | 2.0m (6.6ft) | 1.9m (6.3ft) | 1.9m (6.1ft) | 1.8m (5.9ft) |
| Direction | 333° NNW | 287° WNW | 289° WNW | 290° WNW | 292° WNW | 292° WNW | 293° WNW | 293° WNW |
| Period | 11.1 sec. | 11.9 sec. | 11.7 sec. | 11.6 sec. | 11.5 sec. | 11.3 sec. | 11.1 sec. | 10.9 sec. |
| Significant height | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 0.9m (3ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 1.0m (3.3ft) | 0.6m (2ft) |
| Sea water temperature | ||||||||
| Water temperature | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) |
Sea weather on Saturday 6 June 2026
On Saturday 6 June 2026, the sun will rise at 05:46 and will set at 20:45 on the beach(es) of Eureka. The outside temperature will be a high of 54°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 18.6mph km/h (with gusts up to 29.2mph). 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 | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 10°C (50°F) | 8°C (46°F) | 11°C (52°F) |
| Perceived temperature | 9°C (47°F) | 8°C (47°F) | 8°C (47°F) | 9°C (48°F) | 8°C (46°F) | 7°C (44°F) | 4°C (39°F) | 8°C (47°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 92% | 92% | 89% | 85% | 82% | 80% | 83% | 87% |
| Barometric pressure | 1016 hPa | 1015 hPa | 1015 hPa | 1015 hPa | 1015 hPa | 1015 hPa | 1015 hPa | 1015 hPa |
| Cloud cover | 37% | 49% | 34% | 15% | 9% | 4% | 0% | 8% |
| Heat index | 11°C (52°F) | 11°C (51°F) | 11°C (52°F) | 12°C (53°F) | 11°C (52°F) | 10°C (50°F) | 8°C (46°F) | 11°C (52°F) |
| Dew point | 10°C (50°F) | 10°C (49°F) | 9°C (49°F) | 9°C (48°F) | 8°C (46°F) | 7°C (44°F) | 5°C (41°F) | 9°C (48°F) |
| Wind | ||||||||
| Speed | 21km/h (13mph) | 22km/h (13mph) | 23km/h (14mph) | 27km/h (17mph) | 30km/h (19mph) | 30km/h (19mph) | 26km/h (16mph) | 26km/h (16mph) |
| Gusts | 32km/h (20mph) | 34km/h (21mph) | 35km/h (22mph) | 39km/h (24mph) | 47km/h (29mph) | 36km/h (22mph) | 31km/h (19mph) | 40km/h (25mph) |
| Direction | 2° N | 2° N | 1° N | 349° N | 344° NNW | 350° N | 355° N | 356° N |
| Wind chill | 9°C (47°F) | 8°C (47°F) | 8°C (47°F) | 9°C (48°F) | 8°C (46°F) | 7°C (44°F) | 4°C (39°F) | 8°C (47°F) |
| Waves | ||||||||
| Height | 1.7m (5.7ft) | 1.7m (5.5ft) | 1.7m (5.7ft) | 1.8m (5.9ft) | 1.9m (6.2ft) | 2.0m (6.5ft) | 2.0m (6.6ft) | 2.1m (6.9ft) |
| Direction | 293° WNW | 293° WNW | 293° WNW | 216° SW | 217° SW | 217° SW | 217° SW | 237° WSW |
| Period | 10.7 sec. | 10.4 sec. | 10.2 sec. | 10.1 sec. | 16.5 sec. | 16.4 sec. | 14.6 sec. | 16.2 sec. |
| Significant height | 0.5m (1.6ft) | 0.6m (2ft) | 0.9m (3ft) | 0.7m (2.3ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.2m (3.9ft) | 1.5m (4.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) | 9°C (47°F) |
Sea weather on Sunday 7 June 2026
On Sunday 7 June 2026, the sun will rise at 05:46 and will set at 20:46 on the beach(es) of Eureka. The outside temperature will be a high of 52°F t and a low of 50°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 18.6mph km/h (with gusts up to 28mph). Wave height will be up to 8.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 11°C (52°F) | 10°C (51°F) | 10°C (50°F) | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) |
| Perceived temperature | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 9°C (47°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 86% | 87% | 83% | 81% | 80% | 82% | 85% | 88% |
| Barometric pressure | 1014 hPa | 1013 hPa | 1013 hPa | 1013 hPa | 1013 hPa | 1013 hPa | 1013 hPa | 1012 hPa |
| Cloud cover | 7% | 12% | 6% | 1% | 10% | 16% | 45% | 69% |
| Heat index | 11°C (52°F) | 10°C (51°F) | 10°C (50°F) | 11°C (51°F) | 11°C (52°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) |
| Dew point | 9°C (48°F) | 8°C (47°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) | 8°C (46°F) | 8°C (47°F) | 8°C (47°F) |
| Wind | ||||||||
| Speed | 30km/h (19mph) | 25km/h (16mph) | 20km/h (13mph) | 20km/h (13mph) | 21km/h (13mph) | 18km/h (11mph) | 12km/h (7mph) | 9km/h (6mph) |
| Gusts | 45km/h (28mph) | 38km/h (24mph) | 29km/h (18mph) | 28km/h (17mph) | 32km/h (20mph) | 29km/h (18mph) | 19km/h (12mph) | 15km/h (9mph) |
| Direction | 347° NNW | 356° N | 125° SE | 232° SW | 342° NNW | 343° NNW | 120° ESE | 50° NE |
| Wind chill | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 9°C (47°F) | 9°C (48°F) | 9°C (49°F) | 9°C (49°F) |
| Waves | ||||||||
| Height | 2.3m (7.6ft) | 2.5m (8.3ft) | 2.5m (8.2ft) | 2.5m (8.2ft) | 2.4m (7.9ft) | 2.5m (8.2ft) | 2.6m (8.5ft) | 2.6m (8.5ft) |
| Direction | 286° WNW | 317° NW | 317° NW | 312° NW | 311° NW | 315° NW | 317° NW | 321° NW |
| Period | 16.0 sec. | 15.7 sec. | 15.6 sec. | 15.5 sec. | 15.4 sec. | 15.4 sec. | 15.3 sec. | 15.2 sec. |
| Significant height | 1.7m (5.6ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 9°C (47°F) | 9°C (47°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) |
Sea weather on Monday 8 June 2026
On Monday 8 June 2026, the sun will rise at 05:45 and will set at 20:47 on the beach(es) of Eureka. The outside temperature will be a high of 54°F t and a low of 50°F. Precipitation is in the forecast (0.2in 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 19.3mph km/h (with gusts up to 24.9mph). Wave height will be up to 8.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  | |  | |
| Outside temperature | 10°C (51°F) | 11°C (51°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 11°C (52°F) | 11°C (53°F) | 12°C (53°F) |
| Perceived temperature | 10°C (50°F) | 10°C (50°F) | 9°C (48°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0.1in | 0in | 0in |
| Humidity | 84% | 79% | 79% | 82% | 88% | 90% | 89% | 91% |
| Barometric pressure | 1011 hPa | 1010 hPa | 1009 hPa | 1009 hPa | 1009 hPa | 1008 hPa | 1008 hPa | 1009 hPa |
| Cloud cover | 59% | 51% | 75% | 96% | 100% | 100% | 100% | 100% |
| Heat index | 10°C (51°F) | 11°C (51°F) | 11°C (52°F) | 11°C (51°F) | 10°C (51°F) | 11°C (52°F) | 11°C (53°F) | 12°C (53°F) |
| Dew point | 8°C (46°F) | 7°C (45°F) | 7°C (45°F) | 8°C (46°F) | 9°C (47°F) | 9°C (49°F) | 10°C (49°F) | 10°C (50°F) |
| Wind | ||||||||
| Speed | 6km/h (4mph) | 8km/h (5mph) | 19km/h (12mph) | 23km/h (15mph) | 26km/h (16mph) | 31km/h (19mph) | 30km/h (19mph) | 24km/h (15mph) |
| Gusts | 9km/h (6mph) | 13km/h (8mph) | 29km/h (18mph) | 35km/h (21mph) | 40km/h (25mph) | 39km/h (24mph) | 32km/h (20mph) | 34km/h (21mph) |
| Direction | 115° ESE | 158° SSE | 174° S | 164° SSE | 158° SSE | 161° SSE | 161° SSE | 165° SSE |
| Wind chill | 10°C (50°F) | 10°C (50°F) | 9°C (48°F) | 8°C (46°F) | 7°C (45°F) | 8°C (46°F) | 8°C (47°F) | 9°C (48°F) |
| Waves | ||||||||
| Height | 2.6m (8.5ft) | 2.4m (7.9ft) | 2.1m (6.9ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.6m (5.2ft) | 1.4m (4.6ft) |
| Direction | 324° NW | 325° NW | 323° NW | 324° NW | 323° NW | 324° NW | 322° NW | 251° WSW |
| Period | 10.6 sec. | 8.1 sec. | 7.9 sec. | 7.6 sec. | 9.8 sec. | 10.8 sec. | 8.1 sec. | 6.7 sec. |
| Significant height | 0.6m (2ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.5m (1.6ft) | 0.7m (2.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) | 11°C (51°F) |