Sea weather in Perth in Australia All the beach weather in Perth
All the essential weather information for enjoying the beach in Perth in Australia, 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 Perth over the next 7 days?
Discover the best moment to go to the beach in Perth in Australia this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Perth. 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 |
|---|---|---|---|---|
| Monday 15 December 2025 | 68°F to 77°F | 7.5mph | discouraged | all the sea weather |
| Tuesday 16 December 2025 | 68°F to 72°F | 16.8mph | discouraged | all the sea weather |
| Wednesday 17 December 2025 | 63°F to 70°F | 10.6mph | discouraged | all the sea weather |
| Thursday 18 December 2025 | 65°F to 76°F | 13.1mph | discouraged | all the sea weather |
| Friday 19 December 2025 | 67°F to 74°F | 28.6mph | not recommended | all the sea weather |
| Saturday 20 December 2025 | 65°F to 76°F | 19.9mph | not recommended | all the sea weather |
| Sunday 21 December 2025 | 65°F to 72°F | 26.1mph | not recommended | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Perth
Sea weather on Monday 15 December 2025
On Monday 15 December 2025, the sun will rise at 05:06 and will set at 19:20 on the beach(es) of Perth. The outside temperature will be a high of 77°F t and a low of 68°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 21.1mph). Wave height will be up to 3.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  | |  |  | | | | |
| Outside temperature | 25°C (78°F) | 24°C (76°F) | 24°C (74°F) | 24°C (74°F) | 22°C (72°F) | 20°C (69°F) | 21°C (70°F) | 23°C (73°F) |
| Perceived temperature | 26°C (80°F) | 26°C (79°F) | 25°C (78°F) | 25°C (78°F) | 25°C (76°F) | 20°C (69°F) | 21°C (70°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 60% | 68% | 74% | 77% | 78% | 81% | 79% | 76% |
| Barometric pressure | 1007 hPa | 1007 hPa | 1009 hPa | 1009 hPa | 1008 hPa | 1007 hPa | 1008 hPa | 1009 hPa |
| Cloud cover | 3% | 3% | 5% | 78% | 5% | 2% | 2% | 4% |
| Heat index | 26°C (80°F) | 26°C (79°F) | 25°C (78°F) | 25°C (78°F) | 25°C (76°F) | 20°C (69°F) | 21°C (70°F) | 25°C (77°F) |
| Dew point | 17°C (63°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 18°C (65°F) | 17°C (63°F) | 17°C (63°F) | 19°C (66°F) |
| Wind | ||||||||
| Speed | 31km/h (19mph) | 22km/h (14mph) | 18km/h (11mph) | 13km/h (8mph) | 19km/h (12mph) | 12km/h (7mph) | 6km/h (4mph) | 12km/h (7mph) |
| Gusts | 34km/h (21mph) | 27km/h (17mph) | 23km/h (14mph) | 26km/h (16mph) | 24km/h (15mph) | 24km/h (15mph) | 12km/h (8mph) | 25km/h (15mph) |
| Direction | 43° NE | 30° NNE | 356° N | 297° WNW | 278° W | 242° WSW | 5° N | 243° WSW |
| Wind chill | 25°C (78°F) | 24°C (76°F) | 24°C (74°F) | 24°C (74°F) | 22°C (72°F) | 20°C (69°F) | 21°C (70°F) | 23°C (73°F) |
| Waves | ||||||||
| Height | 1.1m (3.7ft) | 1.1m (3.6ft) | 1.0m (3.1ft) | 0.9m (3.0ft) | 0.9m (3.0ft) | 1.0m (3.2ft) | 1.0m (3.2ft) | 1.0m (3.2ft) |
| Direction | 253° WSW | 255° WSW | 254° WSW | 254° WSW | 254° WSW | 254° WSW | 255° WSW | 256° WSW |
| Period | 12.3 sec. | 11.3 sec. | 11.6 sec. | 11.6 sec. | 11.6 sec. | 11.5 sec. | 11.1 sec. | 10.9 sec. |
| Significant height | 1.6m (5.2ft) | 1.4m (4.6ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 0.8m (2.6ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Tuesday 16 December 2025
On Tuesday 16 December 2025, the sun will rise at 05:06 and will set at 19:21 on the beach(es) of Perth. The outside temperature will be a high of 72°F t and a low of 68°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 23.6mph). 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 | 22°C (72°F) | 22°C (71°F) | 22°C (71°F) | 22°C (72°F) | 22°C (71°F) | 20°C (68°F) | 21°C (69°F) | 21°C (69°F) |
| Perceived temperature | 25°C (76°F) | 22°C (71°F) | 22°C (71°F) | 25°C (76°F) | 22°C (71°F) | 20°C (68°F) | 21°C (69°F) | 21°C (69°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 80% | 81% | 82% | 82% | 77% | 78% | 84% | 87% |
| Barometric pressure | 1008 hPa | 1007 hPa | 1008 hPa | 1008 hPa | 1007 hPa | 1007 hPa | 1007 hPa | 1008 hPa |
| Cloud cover | 4% | 4% | 5% | 8% | 4% | 0% | 6% | 20% |
| Heat index | 25°C (76°F) | 24°C (76°F) | 24°C (76°F) | 25°C (76°F) | 24°C (76°F) | 20°C (68°F) | 21°C (69°F) | 21°C (69°F) |
| Dew point | 19°C (66°F) | 19°C (65°F) | 19°C (65°F) | 19°C (66°F) | 17°C (63°F) | 16°C (61°F) | 18°C (64°F) | 19°C (65°F) |
| Wind | ||||||||
| Speed | 8km/h (5mph) | 10km/h (6mph) | 13km/h (8mph) | 15km/h (10mph) | 13km/h (8mph) | 23km/h (14mph) | 30km/h (19mph) | 27km/h (17mph) |
| Gusts | 14km/h (9mph) | 17km/h (11mph) | 21km/h (13mph) | 23km/h (14mph) | 26km/h (16mph) | 25km/h (16mph) | 31km/h (19mph) | 38km/h (24mph) |
| Direction | 191° SSW | 185° S | 195° SSW | 195° SSW | 247° WSW | 232° SW | 221° SW | 212° SSW |
| Wind chill | 22°C (72°F) | 22°C (71°F) | 22°C (71°F) | 22°C (72°F) | 22°C (71°F) | 20°C (68°F) | 21°C (69°F) | 21°C (69°F) |
| Waves | ||||||||
| Height | 1.0m (3.1ft) | 0.9m (3.1ft) | 0.9m (3.1ft) | 1.0m (3.2ft) | 1.0m (3.2ft) | 1.0m (3.4ft) | 1.1m (3.6ft) | 1.3m (4.2ft) |
| Direction | 256° WSW | 256° WSW | 256° WSW | 256° WSW | 256° WSW | 255° WSW | 256° WSW | 256° WSW |
| Period | 10.8 sec. | 10.6 sec. | 10.7 sec. | 11.2 sec. | 14.3 sec. | 14.3 sec. | 11.6 sec. | 11.3 sec. |
| Significant height | 0.9m (3ft) | 0.8m (2.6ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.4m (4.6ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.4m (4.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Wednesday 17 December 2025
On Wednesday 17 December 2025, the sun will rise at 05:07 and will set at 19:21 on the beach(es) of Perth. The outside temperature will be a high of 70°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 14.9mph km/h (with gusts up to 20.5mph). Wave height will be up to 5.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 21°C (69°F) | 20°C (69°F) | 20°C (68°F) | 21°C (69°F) | 20°C (68°F) | 18°C (64°F) | 19°C (67°F) | 20°C (68°F) |
| Perceived temperature | 21°C (69°F) | 20°C (69°F) | 20°C (68°F) | 21°C (69°F) | 20°C (68°F) | 18°C (64°F) | 19°C (67°F) | 20°C (68°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 84% | 80% | 79% | 79% | 72% | 67% | 71% | 75% |
| Barometric pressure | 1009 hPa | 1009 hPa | 1011 hPa | 1012 hPa | 1012 hPa | 1012 hPa | 1012 hPa | 1014 hPa |
| Cloud cover | 9% | 60% | 54% | 39% | 20% | 0% | 12% | 28% |
| Heat index | 21°C (69°F) | 20°C (69°F) | 20°C (68°F) | 21°C (69°F) | 20°C (68°F) | 18°C (64°F) | 19°C (67°F) | 20°C (68°F) |
| Dew point | 18°C (64°F) | 17°C (62°F) | 16°C (62°F) | 17°C (62°F) | 15°C (58°F) | 11°C (52°F) | 14°C (57°F) | 15°C (60°F) |
| Wind | ||||||||
| Speed | 17km/h (11mph) | 17km/h (11mph) | 17km/h (10mph) | 20km/h (12mph) | 24km/h (15mph) | 19km/h (12mph) | 18km/h (11mph) | 17km/h (11mph) |
| Gusts | 24km/h (15mph) | 23km/h (14mph) | 22km/h (14mph) | 25km/h (16mph) | 33km/h (20mph) | 22km/h (14mph) | 29km/h (18mph) | 24km/h (15mph) |
| Direction | 206° SSW | 206° SSW | 228° SW | 246° WSW | 247° WSW | 246° WSW | 222° SW | 189° S |
| Wind chill | 21°C (69°F) | 20°C (69°F) | 20°C (68°F) | 21°C (69°F) | 20°C (68°F) | 18°C (64°F) | 19°C (67°F) | 20°C (68°F) |
| Waves | ||||||||
| Height | 1.2m (4.0ft) | 1.2m (3.8ft) | 1.2m (3.9ft) | 1.2m (4.1ft) | 1.3m (4.4ft) | 1.4m (4.7ft) | 1.5m (5.0ft) | 1.7m (5.4ft) |
| Direction | 257° WSW | 257° WSW | 258° WSW | 257° WSW | 258° WSW | 258° WSW | 259° W | 260° W |
| Period | 11.0 sec. | 14.6 sec. | 14.2 sec. | 13.8 sec. | 13.5 sec. | 13.2 sec. | 13.2 sec. | 12.8 sec. |
| Significant height | 1.1m (3.6ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Thursday 18 December 2025
On Thursday 18 December 2025, the sun will rise at 05:07 and will set at 19:22 on the beach(es) of Perth. The outside temperature will be a high of 76°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 23.6mph 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 | 20°C (67°F) | 19°C (65°F) | 18°C (65°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 23°C (73°F) |
| Perceived temperature | 20°C (67°F) | 19°C (65°F) | 18°C (65°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 78% | 75% | 77% | 63% | 64% | 69% | 70% | 72% |
| Barometric pressure | 1014 hPa | 1013 hPa | 1015 hPa | 1015 hPa | 1013 hPa | 1012 hPa | 1010 hPa | 1010 hPa |
| Cloud cover | 0% | 1% | 3% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 20°C (67°F) | 19°C (65°F) | 18°C (65°F) | 24°C (76°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 25°C (77°F) |
| Dew point | 16°C (60°F) | 14°C (57°F) | 14°C (58°F) | 14°C (57°F) | 13°C (56°F) | 13°C (55°F) | 13°C (55°F) | 17°C (63°F) |
| Wind | ||||||||
| Speed | 18km/h (11mph) | 27km/h (17mph) | 29km/h (18mph) | 19km/h (12mph) | 30km/h (19mph) | 38km/h (24mph) | 34km/h (21mph) | 21km/h (13mph) |
| Gusts | 24km/h (15mph) | 38km/h (23mph) | 38km/h (24mph) | 26km/h (16mph) | 36km/h (23mph) | 42km/h (26mph) | 37km/h (23mph) | 26km/h (16mph) |
| Direction | 162° SSE | 146° SSE | 143° SE | 148° SSE | 206° SSW | 207° SSW | 198° SSW | 157° SSE |
| Wind chill | 20°C (67°F) | 19°C (65°F) | 18°C (65°F) | 21°C (70°F) | 20°C (68°F) | 19°C (66°F) | 19°C (65°F) | 23°C (73°F) |
| Waves | ||||||||
| Height | 1.8m (6.0ft) | 1.7m (5.5ft) | 1.5m (4.8ft) | 1.3m (4.2ft) | 1.2m (3.9ft) | 1.3m (4.3ft) | 1.5m (4.8ft) | 1.4m (4.5ft) |
| Direction | 260° W | 259° WSW | 258° WSW | 257° WSW | 258° WSW | 257° WSW | 257° WSW | 257° WSW |
| Period | 12.3 sec. | 12.3 sec. | 12.4 sec. | 12.3 sec. | 12.1 sec. | 12.0 sec. | 11.9 sec. | 11.7 sec. |
| Significant height | 0.9m (3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 1.4m (4.6ft) | 1.5m (4.9ft) | 1.7m (5.6ft) | 1.5m (4.9ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) |
Sea weather on Friday 19 December 2025
On Friday 19 December 2025, the sun will rise at 05:08 and will set at 19:23 on the beach(es) of Perth. The outside temperature will be a high of 74°F t and a low of 67°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 28.6mph km/h (with gusts up to 30.5mph). Wave height will be up to 4.6ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 21°C (70°F) | 20°C (68°F) | 19°C (67°F) | 22°C (72°F) | 23°C (73°F) | 21°C (71°F) | 20°C (69°F) | 22°C (71°F) |
| Perceived temperature | 21°C (70°F) | 20°C (68°F) | 19°C (67°F) | 25°C (76°F) | 25°C (77°F) | 21°C (71°F) | 20°C (69°F) | 22°C (71°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 60% | 61% | 61% | 59% | 64% | 70% | 70% | 71% |
| Barometric pressure | 1012 hPa | 1011 hPa | 1013 hPa | 1013 hPa | 1011 hPa | 1009 hPa | 1008 hPa | 1010 hPa |
| Cloud cover | 3% | 5% | 8% | 11% | 11% | 15% | 6% | 9% |
| Heat index | 24°C (76°F) | 20°C (68°F) | 19°C (67°F) | 25°C (76°F) | 25°C (77°F) | 24°C (76°F) | 20°C (69°F) | 23°C (74°F) |
| Dew point | 13°C (55°F) | 12°C (54°F) | 12°C (53°F) | 14°C (57°F) | 15°C (60°F) | 16°C (60°F) | 15°C (58°F) | 16°C (61°F) |
| Wind | ||||||||
| Speed | 33km/h (20mph) | 27km/h (17mph) | 25km/h (15mph) | 17km/h (10mph) | 25km/h (16mph) | 37km/h (23mph) | 42km/h (26mph) | 46km/h (28mph) |
| Gusts | 47km/h (29mph) | 37km/h (23mph) | 33km/h (21mph) | 23km/h (15mph) | 26km/h (16mph) | 38km/h (24mph) | 49km/h (30mph) | 48km/h (30mph) |
| Direction | 117° ESE | 121° ESE | 118° ESE | 117° ESE | 204° SSW | 204° SSW | 193° SSW | 189° S |
| Wind chill | 21°C (70°F) | 20°C (68°F) | 19°C (67°F) | 22°C (72°F) | 23°C (73°F) | 21°C (71°F) | 20°C (69°F) | 22°C (71°F) |
| Waves | ||||||||
| Height | 1.4m (4.5ft) | 1.2m (3.8ft) | 1.0m (3.2ft) | 0.8m (2.8ft) | 0.8m (2.8ft) | 1.0m (3.1ft) | 1.1m (3.6ft) | 1.3m (4.3ft) |
| Direction | 248° WSW | 250° WSW | 257° WSW | 249° WSW | 248° WSW | 247° WSW | 246° WSW | 244° WSW |
| Period | 8.8 sec. | 9.1 sec. | 11.3 sec. | 11.0 sec. | 10.9 sec. | 12.6 sec. | 13.2 sec. | 12.2 sec. |
| Significant height | 0.8m (2.6ft) | 0.6m (2ft) | 1.4m (4.6ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 21°C (69°F) |
Sea weather on Saturday 20 December 2025
On Saturday 20 December 2025, the sun will rise at 05:08 and will set at 19:23 on the beach(es) of Perth. The outside temperature will be a high of 76°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! Be careful, the sea will be generally rough with a wind speed of up to 31.1mph km/h (with gusts up to 36.7mph). Wave height will be up to 10.2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 20°C (68°F) | 19°C (67°F) | 19°C (66°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 22°C (71°F) | 24°C (74°F) |
| Perceived temperature | 20°C (68°F) | 19°C (67°F) | 19°C (66°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 22°C (71°F) | 25°C (77°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 70% | 67% | 61% | 54% | 60% | 65% | 61% | 54% |
| Barometric pressure | 1011 hPa | 1012 hPa | 1013 hPa | 1014 hPa | 1013 hPa | 1011 hPa | 1011 hPa | 1012 hPa |
| Cloud cover | 10% | 8% | 9% | 8% | 6% | 3% | 4% | 3% |
| Heat index | 20°C (68°F) | 19°C (67°F) | 19°C (66°F) | 21°C (71°F) | 25°C (76°F) | 23°C (74°F) | 22°C (72°F) | 25°C (77°F) |
| Dew point | 15°C (58°F) | 13°C (56°F) | 11°C (52°F) | 11°C (52°F) | 14°C (57°F) | 14°C (58°F) | 14°C (57°F) | 14°C (56°F) |
| Wind | ||||||||
| Speed | 50km/h (31mph) | 45km/h (28mph) | 39km/h (24mph) | 30km/h (19mph) | 33km/h (20mph) | 42km/h (26mph) | 39km/h (24mph) | 32km/h (20mph) |
| Gusts | 59km/h (36mph) | 59km/h (37mph) | 50km/h (31mph) | 37km/h (23mph) | 37km/h (23mph) | 44km/h (27mph) | 41km/h (26mph) | 38km/h (23mph) |
| Direction | 177° S | 164° SSE | 150° SSE | 159° SSE | 195° SSW | 207° SSW | 196° SSW | 157° SSE |
| Wind chill | 20°C (68°F) | 19°C (67°F) | 19°C (66°F) | 21°C (69°F) | 22°C (71°F) | 21°C (70°F) | 22°C (71°F) | 24°C (74°F) |
| Waves | ||||||||
| Height | 1.4m (4.6ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 1.6m (5.2ft) | 2.0m (6.6ft) | 2.7m (8.9ft) | 2.9m (9.5ft) | 3.1m (10.2ft) |
| Direction | 236° WSW | 225° SW | 232° SW | 234° SW | 237° WSW | 242° WSW | 245° WSW | 245° WSW |
| Period | 13.1 sec. | 11.2 sec. | 12.8 sec. | 9.1 sec. | 9.1 sec. | 8.8 sec. | 8.6 sec. | 10.2 sec. |
| Significant height | 1.0m (3.3ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.1m (3.6ft) | 1.4m (4.6ft) | 1.8m (5.9ft) | 1.6m (5.2ft) | 1.4m (4.6ft) |
| Sea water temperature | ||||||||
| Water temperature | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) |
Sea weather on Sunday 21 December 2025
On Sunday 21 December 2025, the sun will rise at 05:08 and will set at 19:24 on the beach(es) of Perth. 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! Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 29.2mph). Wave height will be up to 10.5ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 22°C (71°F) | 20°C (67°F) | 19°C (65°F) | 20°C (67°F) | 20°C (68°F) | 19°C (65°F) | 19°C (67°F) | 22°C (72°F) |
| Perceived temperature | 22°C (71°F) | 20°C (67°F) | 19°C (65°F) | 20°C (67°F) | 20°C (68°F) | 19°C (65°F) | 19°C (67°F) | 25°C (76°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 47% | 49% | 50% | 48% | 53% | 63% | 67% | 58% |
| Barometric pressure | 1013 hPa | 1015 hPa | 1016 hPa | 1017 hPa | 1015 hPa | 1013 hPa | 1012 hPa | 1013 hPa |
| Cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Heat index | 23°C (73°F) | 20°C (67°F) | 19°C (65°F) | 20°C (67°F) | 20°C (68°F) | 19°C (65°F) | 20°C (68°F) | 25°C (76°F) |
| Dew point | 10°C (50°F) | 9°C (47°F) | 8°C (47°F) | 8°C (47°F) | 10°C (50°F) | 11°C (52°F) | 13°C (55°F) | 14°C (56°F) |
| Wind | ||||||||
| Speed | 31km/h (19mph) | 27km/h (17mph) | 25km/h (15mph) | 21km/h (13mph) | 26km/h (16mph) | 37km/h (23mph) | 41km/h (26mph) | 42km/h (26mph) |
| Gusts | 37km/h (23mph) | 37km/h (23mph) | 32km/h (20mph) | 27km/h (17mph) | 29km/h (18mph) | 39km/h (24mph) | 44km/h (27mph) | 47km/h (29mph) |
| Direction | 120° ESE | 116° ESE | 110° ESE | 137° SE | 196° SSW | 203° SSW | 194° SSW | 175° S |
| Wind chill | 22°C (71°F) | 20°C (67°F) | 19°C (65°F) | 20°C (67°F) | 20°C (68°F) | 19°C (65°F) | 19°C (67°F) | 22°C (72°F) |
| Waves | ||||||||
| Height | 3.2m (10.5ft) | 3.1m (10.2ft) | 3.0m (9.8ft) | 2.9m (9.5ft) | 2.8m (9.2ft) | 2.7m (8.9ft) | 2.7m (8.9ft) | 2.6m (8.5ft) |
| Direction | 243° WSW | 243° WSW | 242° WSW | 242° WSW | 242° WSW | 241° WSW | 240° WSW | 240° WSW |
| Period | 11.1 sec. | 11.4 sec. | 11.5 sec. | 11.5 sec. | 11.3 sec. | 11.0 sec. | 11.0 sec. | 11.1 sec. |
| Significant height | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.4m (4.6ft) | 1.3m (4.3ft) | 1.4m (4.6ft) | 1.5m (4.9ft) |
| Sea water temperature | ||||||||
| Water temperature | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) | 21°C (69°F) |