Sea weather in Groot-Jongensfontein in South Africa All the beach weather in Groot-Jongensfontein
All the essential weather information for enjoying the beach in Groot-Jongensfontein in South Africa, 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 Groot-Jongensfontein over the next 7 days?
Discover the best moment to go to the beach in Groot-Jongensfontein in South Africa this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Groot-Jongensfontein. 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 | 65°F to 72°F | 9.3mph | discouraged | all the sea weather |
| Saturday 6 December 2025 | 65°F to 68°F | 9.3mph | discouraged | all the sea weather |
| Sunday 7 December 2025 | 61°F to 72°F | 9.9mph | discouraged | all the sea weather |
| Monday 8 December 2025 | 63°F to 74°F | 3.7mph | discouraged | all the sea weather |
| Tuesday 9 December 2025 | 63°F to 74°F | 9.3mph | discouraged | all the sea weather |
| Wednesday 10 December 2025 | 65°F to 72°F | 22.4mph | discouraged | all the sea weather |
| Thursday 11 December 2025 | 63°F to 72°F | 9.9mph | discouraged | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Groot-Jongensfontein
Sea weather on Friday 5 December 2025
On Friday 5 December 2025, the sun will rise at 05:17 and will set at 19:38 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 72°F t and a low of 65°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 13.1mph km/h (with gusts up to 16.8mph). Wave height will be up to 4.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | |  | |  |  | |  |
| Outside temperature | 19°C (66°F) | 18°C (65°F) | 18°C (64°F) | 21°C (70°F) | 22°C (72°F) | 22°C (71°F) | 20°C (68°F) | 19°C (67°F) |
| Perceived temperature | 19°C (66°F) | 18°C (65°F) | 18°C (64°F) | 21°C (70°F) | 25°C (76°F) | 22°C (71°F) | 20°C (68°F) | 19°C (67°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 74% | 76% | 76% | 59% | 55% | 64% | 72% | 72% |
| Barometric pressure | 1016 hPa | 1015 hPa | 1015 hPa | 1016 hPa | 1016 hPa | 1016 hPa | 1016 hPa | 1017 hPa |
| Cloud cover | 12% | 10% | 17% | 5% | 86% | 83% | 92% | 100% |
| Heat index | 19°C (66°F) | 18°C (65°F) | 18°C (64°F) | 21°C (70°F) | 25°C (76°F) | 24°C (76°F) | 20°C (68°F) | 19°C (67°F) |
| Dew point | 14°C (57°F) | 14°C (57°F) | 14°C (57°F) | 13°C (55°F) | 13°C (55°F) | 14°C (58°F) | 15°C (59°F) | 14°C (58°F) |
| Wind | ||||||||
| Speed | 6km/h (4mph) | 7km/h (4mph) | 4km/h (2mph) | 8km/h (5mph) | 19km/h (12mph) | 21km/h (13mph) | 20km/h (12mph) | 15km/h (9mph) |
| Gusts | 9km/h (6mph) | 11km/h (7mph) | 5km/h (3mph) | 9km/h (6mph) | 22km/h (14mph) | 26km/h (16mph) | 27km/h (17mph) | 21km/h (13mph) |
| Direction | 228° SW | 209° SSW | 248° WSW | 186° S | 176° S | 178° S | 158° SSE | 154° SSE |
| Wind chill | 19°C (66°F) | 18°C (65°F) | 18°C (64°F) | 21°C (70°F) | 22°C (72°F) | 22°C (71°F) | 20°C (68°F) | 19°C (67°F) |
| Waves | ||||||||
| Height | 1.3m (4.2ft) | 1.2m (3.9ft) | 1.1m (3.8ft) | 1.1m (3.6ft) | 1.1m (3.5ft) | 1.0m (3.4ft) | 1.2m (3.8ft) | 1.3m (4.2ft) |
| Direction | 176° S | 176° S | 175° S | 176° S | 175° S | 176° S | 180° S | 184° S |
| Period | 9.3 sec. | 9.3 sec. | 9.3 sec. | 9.8 sec. | 9.6 sec. | 9.5 sec. | 9.4 sec. | 9.3 sec. |
| Significant height | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 0.4m (1.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) |
Sea weather on Saturday 6 December 2025
On Saturday 6 December 2025, the sun will rise at 05:17 and will set at 19:39 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 68°F t and a low of 65°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 14.3mph km/h (with gusts up to 20.5mph). Wave height will be up to 4.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  | | | |
| Outside temperature | 19°C (67°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) | 19°C (67°F) | 19°C (65°F) | 20°C (67°F) | 18°C (65°F) |
| Perceived temperature | 19°C (67°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) | 19°C (67°F) | 19°C (65°F) | 20°C (67°F) | 18°C (65°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 69% | 69% | 67% | 57% | 51% | 51% | 60% | 66% |
| Barometric pressure | 1018 hPa | 1017 hPa | 1018 hPa | 1018 hPa | 1018 hPa | 1017 hPa | 1018 hPa | 1019 hPa |
| Cloud cover | 95% | 83% | 73% | 71% | 0% | 0% | 40% | 45% |
| Heat index | 19°C (67°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) | 19°C (67°F) | 19°C (65°F) | 20°C (67°F) | 18°C (65°F) |
| Dew point | 14°C (56°F) | 13°C (55°F) | 12°C (54°F) | 11°C (52°F) | 9°C (48°F) | 8°C (47°F) | 12°C (53°F) | 12°C (53°F) |
| Wind | ||||||||
| Speed | 16km/h (10mph) | 16km/h (10mph) | 12km/h (8mph) | 18km/h (11mph) | 21km/h (13mph) | 23km/h (14mph) | 22km/h (14mph) | 15km/h (9mph) |
| Gusts | 22km/h (14mph) | 22km/h (13mph) | 17km/h (10mph) | 21km/h (13mph) | 33km/h (21mph) | 29km/h (18mph) | 31km/h (19mph) | 22km/h (14mph) |
| Direction | 152° SSE | 150° SSE | 146° SE | 165° SSE | 155° SSE | 152° SSE | 147° SSE | 118° ESE |
| Wind chill | 19°C (67°F) | 19°C (66°F) | 18°C (65°F) | 20°C (68°F) | 19°C (67°F) | 19°C (65°F) | 20°C (67°F) | 18°C (65°F) |
| Waves | ||||||||
| Height | 1.3m (4.4ft) | 1.3m (4.3ft) | 1.3m (4.1ft) | 1.2m (3.9ft) | 1.2m (3.8ft) | 1.2m (3.8ft) | 1.2m (3.9ft) | 1.2m (3.9ft) |
| Direction | 191° SSW | 195° SSW | 195° SSW | 194° SSW | 190° S | 185° S | 182° S | 181° S |
| Period | 9.2 sec. | 9.1 sec. | 9.0 sec. | 8.9 sec. | 8.8 sec. | 9.3 sec. | 8.4 sec. | 9.3 sec. |
| Significant height | 0.8m (2.6ft) | 0.7m (2.3ft) | 1.0m (3.3ft) | 0.7m (2.3ft) | 0.9m (3ft) | 1.2m (3.9ft) | 1.0m (3.3ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) |
Sea weather on Sunday 7 December 2025
On Sunday 7 December 2025, the sun will rise at 05:17 and will set at 19:40 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 72°F t and a low of 61°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 22.4mph). Wave height will be up to 4.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 18°C (64°F) | 17°C (62°F) | 16°C (62°F) | 21°C (69°F) | 21°C (70°F) | 20°C (67°F) | 17°C (63°F) | 19°C (66°F) |
| Perceived temperature | 18°C (64°F) | 17°C (62°F) | 16°C (62°F) | 21°C (69°F) | 21°C (70°F) | 20°C (67°F) | 17°C (63°F) | 19°C (66°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 71% | 76% | 78% | 55% | 51% | 55% | 60% | 70% |
| Barometric pressure | 1019 hPa | 1018 hPa | 1017 hPa | 1016 hPa | 1014 hPa | 1013 hPa | 1013 hPa | 1015 hPa |
| Cloud cover | 50% | 19% | 4% | 0% | 0% | 0% | 0% | 4% |
| Heat index | 18°C (64°F) | 17°C (62°F) | 16°C (62°F) | 21°C (69°F) | 24°C (76°F) | 20°C (67°F) | 17°C (63°F) | 19°C (66°F) |
| Dew point | 12°C (54°F) | 12°C (54°F) | 13°C (55°F) | 11°C (53°F) | 11°C (51°F) | 10°C (51°F) | 9°C (49°F) | 14°C (56°F) |
| Wind | ||||||||
| Speed | 14km/h (9mph) | 9km/h (6mph) | 10km/h (6mph) | 18km/h (11mph) | 23km/h (14mph) | 29km/h (18mph) | 26km/h (16mph) | 16km/h (10mph) |
| Gusts | 22km/h (14mph) | 15km/h (10mph) | 16km/h (10mph) | 20km/h (13mph) | 36km/h (23mph) | 35km/h (22mph) | 32km/h (20mph) | 24km/h (15mph) |
| Direction | 99° E | 82° E | 55° NE | 87° E | 126° SE | 131° SE | 121° ESE | 113° ESE |
| Wind chill | 18°C (64°F) | 17°C (62°F) | 16°C (62°F) | 21°C (69°F) | 21°C (70°F) | 20°C (67°F) | 17°C (63°F) | 19°C (66°F) |
| Waves | ||||||||
| Height | 1.2m (4.0ft) | 1.2m (4.1ft) | 1.3m (4.3ft) | 1.3m (4.4ft) | 1.4m (4.5ft) | 1.5m (4.9ft) | 1.4m (4.8ft) | 1.3m (4.3ft) |
| Direction | 183° S | 216° SW | 215° SW | 215° SW | 216° SW | 216° SW | 217° SW | 217° SW |
| Period | 9.2 sec. | 12.6 sec. | 12.3 sec. | 12.0 sec. | 11.9 sec. | 11.8 sec. | 11.8 sec. | 11.7 sec. |
| Significant height | 1.2m (3.9ft) | 1.4m (4.6ft) | 0.4m (1.3ft) | 0.6m (2ft) | 0.8m (2.6ft) | 0.9m (3ft) | 0.8m (2.6ft) | 1.5m (4.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) |
Sea weather on Monday 8 December 2025
On Monday 8 December 2025, the sun will rise at 05:17 and will set at 19:41 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 74°F t and a low of 63°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 14.3mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | |  |
| Outside temperature | 19°C (65°F) | 18°C (64°F) | 18°C (64°F) | 21°C (70°F) | 23°C (73°F) | 22°C (71°F) | 20°C (67°F) | 19°C (67°F) |
| Perceived temperature | 19°C (65°F) | 18°C (64°F) | 18°C (64°F) | 21°C (70°F) | 25°C (76°F) | 22°C (71°F) | 20°C (67°F) | 19°C (67°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 74% | 77% | 77% | 58% | 51% | 52% | 58% | 69% |
| Barometric pressure | 1015 hPa | 1014 hPa | 1014 hPa | 1014 hPa | 1014 hPa | 1014 hPa | 1014 hPa | 1016 hPa |
| Cloud cover | 100% | 8% | 3% | 52% | 5% | 5% | 3% | 0% |
| Heat index | 19°C (65°F) | 18°C (64°F) | 18°C (64°F) | 24°C (76°F) | 25°C (76°F) | 24°C (76°F) | 20°C (67°F) | 19°C (67°F) |
| Dew point | 14°C (57°F) | 14°C (57°F) | 14°C (57°F) | 12°C (54°F) | 12°C (54°F) | 11°C (53°F) | 11°C (52°F) | 13°C (56°F) |
| Wind | ||||||||
| Speed | 12km/h (8mph) | 8km/h (5mph) | 6km/h (4mph) | 10km/h (6mph) | 19km/h (12mph) | 23km/h (14mph) | 17km/h (11mph) | 6km/h (4mph) |
| Gusts | 19km/h (12mph) | 13km/h (8mph) | 9km/h (6mph) | 12km/h (7mph) | 24km/h (15mph) | 32km/h (20mph) | 30km/h (18mph) | 10km/h (6mph) |
| Direction | 106° ESE | 91° E | 72° ENE | 110° ESE | 156° SSE | 159° SSE | 154° SSE | 144° SE |
| Wind chill | 19°C (65°F) | 18°C (64°F) | 18°C (64°F) | 21°C (70°F) | 23°C (73°F) | 22°C (71°F) | 20°C (67°F) | 19°C (67°F) |
| Waves | ||||||||
| Height | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.0m (3.4ft) | 1.0m (3.2ft) | 1.0m (3.3ft) | 1.1m (3.5ft) | 1.1m (3.8ft) | 1.2m (3.9ft) |
| Direction | 218° SW | 218° SW | 218° SW | 218° SW | 216° SW | 215° SW | 215° SW | 215° SW |
| Period | 11.6 sec. | 11.6 sec. | 11.6 sec. | 11.7 sec. | 11.7 sec. | 11.7 sec. | 11.6 sec. | 11.6 sec. |
| Significant height | 1.4m (4.6ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.9m (3ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 0.4m (1.3ft) | 0.1m (0.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) |
Sea weather on Tuesday 9 December 2025
On Tuesday 9 December 2025, the sun will rise at 05:17 and will set at 19:41 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 74°F t and a low of 63°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 17.4mph km/h (with gusts up to 21.8mph). Wave height will be up to 4.9ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 18°C (65°F) | 17°C (63°F) | 18°C (64°F) | 21°C (70°F) | 22°C (72°F) | 22°C (72°F) | 21°C (69°F) | 20°C (68°F) |
| Perceived temperature | 18°C (65°F) | 17°C (63°F) | 18°C (64°F) | 21°C (70°F) | 25°C (76°F) | 25°C (77°F) | 21°C (69°F) | 20°C (68°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 73% | 77% | 76% | 59% | 54% | 67% | 72% | 77% |
| Barometric pressure | 1016 hPa | 1015 hPa | 1016 hPa | 1016 hPa | 1016 hPa | 1016 hPa | 1018 hPa | 1019 hPa |
| Cloud cover | 0% | 0% | 2% | 0% | 0% | 14% | 30% | 59% |
| Heat index | 18°C (65°F) | 17°C (63°F) | 18°C (64°F) | 24°C (76°F) | 25°C (76°F) | 25°C (77°F) | 23°C (73°F) | 20°C (68°F) |
| Dew point | 13°C (56°F) | 13°C (56°F) | 14°C (57°F) | 13°C (55°F) | 12°C (54°F) | 16°C (61°F) | 16°C (60°F) | 16°C (60°F) |
| Wind | ||||||||
| Speed | 4km/h (2mph) | 1km/h (0mph) | 8km/h (5mph) | 10km/h (6mph) | 22km/h (13mph) | 28km/h (17mph) | 22km/h (13mph) | 15km/h (9mph) |
| Gusts | 7km/h (4mph) | 1km/h (1mph) | 12km/h (7mph) | 12km/h (7mph) | 35km/h (22mph) | 35km/h (21mph) | 30km/h (19mph) | 21km/h (13mph) |
| Direction | 82° E | 290° WNW | 280° W | 261° W | 199° SSW | 197° SSW | 188° S | 166° SSE |
| Wind chill | 18°C (65°F) | 17°C (63°F) | 18°C (64°F) | 21°C (70°F) | 22°C (72°F) | 22°C (72°F) | 21°C (69°F) | 20°C (68°F) |
| Waves | ||||||||
| Height | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.7ft) | 1.1m (3.5ft) | 1.1m (3.5ft) | 1.1m (3.6ft) | 1.3m (4.3ft) | 1.5m (4.9ft) |
| Direction | 216° SW | 214° SW | 216° SW | 217° SW | 218° SW | 219° SW | 217° SW | 213° SSW |
| Period | 11.4 sec. | 11.7 sec. | 11.6 sec. | 11.3 sec. | 11.1 sec. | 10.9 sec. | 10.7 sec. | 10.5 sec. |
| Significant height | 0.1m (0.3ft) | 0.2m (0.7ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.7m (2.3ft) | 1.3m (4.3ft) | 1.5m (4.9ft) | 1.3m (4.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 18°C (65°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) |
Sea weather on Wednesday 10 December 2025
On Wednesday 10 December 2025, the sun will rise at 05:18 and will set at 19:42 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 72°F t and a low of 65°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 24.9mph km/h (with gusts up to 31.7mph). 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 | 20°C (67°F) | 19°C (67°F) | 19°C (67°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) |
| Perceived temperature | 20°C (67°F) | 19°C (67°F) | 19°C (67°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 78% | 78% | 77% | 72% | 66% | 67% | 70% | 74% |
| Barometric pressure | 1019 hPa | 1019 hPa | 1019 hPa | 1019 hPa | 1017 hPa | 1016 hPa | 1016 hPa | 1017 hPa |
| Cloud cover | 65% | 61% | 44% | 35% | 18% | 27% | 65% | 91% |
| Heat index | 20°C (67°F) | 19°C (67°F) | 19°C (67°F) | 22°C (71°F) | 25°C (76°F) | 23°C (74°F) | 20°C (68°F) | 19°C (66°F) |
| Dew point | 16°C (60°F) | 15°C (60°F) | 15°C (60°F) | 15°C (60°F) | 15°C (59°F) | 15°C (59°F) | 14°C (58°F) | 14°C (58°F) |
| Wind | ||||||||
| Speed | 15km/h (9mph) | 16km/h (10mph) | 18km/h (11mph) | 25km/h (16mph) | 33km/h (20mph) | 39km/h (24mph) | 40km/h (25mph) | 36km/h (22mph) |
| Gusts | 21km/h (13mph) | 22km/h (14mph) | 24km/h (15mph) | 31km/h (19mph) | 38km/h (23mph) | 47km/h (29mph) | 51km/h (32mph) | 49km/h (31mph) |
| Direction | 139° SE | 127° SE | 115° ESE | 102° ESE | 111° ESE | 113° ESE | 104° ESE | 92° E |
| Wind chill | 20°C (67°F) | 19°C (67°F) | 19°C (67°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) |
| Waves | ||||||||
| Height | 1.6m (5.2ft) | 1.7m (5.6ft) | 1.8m (5.9ft) | 1.9m (6.2ft) | 2.0m (6.6ft) | 2.1m (6.9ft) | 2.1m (6.9ft) | 2.1m (6.9ft) |
| Direction | 209° SSW | 210° SSW | 209° SSW | 204° SSW | 204° SSW | 203° SSW | 173° S | 112° ESE |
| Period | 10.6 sec. | 10.5 sec. | 10.8 sec. | 12.1 sec. | 12.5 sec. | 12.3 sec. | 12.0 sec. | 11.3 sec. |
| Significant height | 0.8m (2.6ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) |
Sea weather on Thursday 11 December 2025
On Thursday 11 December 2025, the sun will rise at 05:18 and will set at 19:43 on the beach(es) of Groot-Jongensfontein. The outside temperature will be a high of 72°F t and a low of 63°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 25.5mph). 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 | 18°C (65°F) | 18°C (64°F) | 18°C (65°F) | 20°C (69°F) | 21°C (70°F) | 21°C (70°F) | 22°C (71°F) | 21°C (70°F) |
| Perceived temperature | 18°C (65°F) | 18°C (64°F) | 18°C (65°F) | 20°C (69°F) | 21°C (70°F) | 21°C (70°F) | 22°C (71°F) | 21°C (70°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 78% | 83% | 82% | 70% | 65% | 66% | 69% | 78% |
| Barometric pressure | 1016 hPa | 1014 hPa | 1013 hPa | 1012 hPa | 1009 hPa | 1007 hPa | 1006 hPa | 1006 hPa |
| Cloud cover | 78% | 58% | 55% | 30% | 1% | 4% | 8% | 40% |
| Heat index | 18°C (65°F) | 18°C (64°F) | 18°C (65°F) | 22°C (71°F) | 23°C (74°F) | 22°C (72°F) | 25°C (76°F) | 23°C (73°F) |
| Dew point | 14°C (58°F) | 15°C (58°F) | 15°C (59°F) | 15°C (59°F) | 14°C (58°F) | 15°C (58°F) | 16°C (60°F) | 17°C (63°F) |
| Wind | ||||||||
| Speed | 28km/h (18mph) | 25km/h (15mph) | 23km/h (15mph) | 24km/h (15mph) | 28km/h (17mph) | 30km/h (19mph) | 23km/h (15mph) | 16km/h (10mph) |
| Gusts | 41km/h (25mph) | 37km/h (23mph) | 33km/h (20mph) | 33km/h (20mph) | 40km/h (25mph) | 39km/h (24mph) | 35km/h (22mph) | 26km/h (16mph) |
| Direction | 85° E | 85° E | 92° E | 98° E | 113° ESE | 121° ESE | 106° ESE | 99° E |
| Wind chill | 18°C (65°F) | 18°C (64°F) | 18°C (65°F) | 20°C (69°F) | 21°C (70°F) | 21°C (70°F) | 22°C (71°F) | 21°C (70°F) |
| Waves | ||||||||
| Height | 2.0m (6.6ft) | 1.9m (6.2ft) | 1.8m (5.9ft) | 1.7m (5.6ft) | 1.6m (5.2ft) | 1.5m (4.9ft) | 1.4m (4.6ft) | 1.4m (4.6ft) |
| Direction | 110° ESE | 110° ESE | 109° ESE | 111° ESE | 111° ESE | 137° SE | 186° S | 180° S |
| Period | 10.4 sec. | 9.0 sec. | 7.0 sec. | 7.1 sec. | 6.9 sec. | 6.8 sec. | 7.5 sec. | 9.0 sec. |
| Significant height | 1.1m (3.6ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.2m (3.9ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) | 20°C (69°F) |