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. Our opinion
Wednesday 17 December 202561°F to 70°Fnot recommended
Thursday 18 December 202563°F to 74°Fdiscouraged
Friday 19 December 202568°F to 74°Fnot recommended
Saturday 20 December 202563°F to 76°Fnot recommended
Sunday 21 December 202563°F to 72°Fdiscouraged
Monday 22 December 202565°F to 72°Fdiscouraged
Tuesday 23 December 202568°F to 77°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Perth

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 61°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 36mph). Wave height will be up to 8.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (69°F)20°C (68°F)19°C (67°F)19°C (67°F)19°C (65°F)19°C (65°F)19°C (65°F)20°C (69°F)
Perceived temperature21°C (69°F)20°C (68°F)19°C (67°F)19°C (67°F)19°C (65°F)19°C (65°F)19°C (65°F)20°C (69°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%78%70%64%61%62%68%70%
Barometric pressure1010 hPa1011 hPa1014 hPa1015 hPa1016 hPa1015 hPa1015 hPa1016 hPa
Cloud cover64%87%89%72%16%6%13%0%
Heat index21°C (69°F)20°C (68°F)19°C (67°F)19°C (67°F)19°C (65°F)19°C (65°F)19°C (65°F)20°C (69°F)
Dew point17°C (63°F)16°C (61°F)14°C (57°F)12°C (54°F)11°C (52°F)11°C (52°F)13°C (55°F)15°C (58°F)
Wind
Speed23km/h (14mph)32km/h (20mph)33km/h (21mph)32km/h (20mph)30km/h (19mph)34km/h (21mph)39km/h (24mph)42km/h (26mph)
Gusts32km/h (20mph)43km/h (27mph)43km/h (26mph)40km/h (25mph)40km/h (25mph)36km/h (23mph)44km/h (27mph)58km/h (36mph)
Direction 219°
SW
214°
SSW
204°
SSW
204°
SSW
205°
SSW
206°
SSW
202°
SSW
195°
SSW
Wind chill21°C (69°F)20°C (68°F)19°C (67°F)19°C (67°F)19°C (65°F)19°C (65°F)19°C (65°F)20°C (69°F)
Waves
Height1.2m (3.9ft)1.4m (4.5ft)1.5m (5.1ft)1.7m (5.7ft)2.2m (7.2ft)2.5m (8.2ft)2.5m (8.4ft)2.7m (8.8ft)
Direction 256°
WSW
257°
WSW
257°
WSW
256°
WSW
255°
WSW
255°
WSW
256°
WSW
256°
WSW
Period11.0 sec.14.6 sec.14.3 sec.13.8 sec.13.3 sec.12.4 sec.11.5 sec.11.0 sec.
Significant height1.2m (3.9ft)1.4m (4.6ft)1.3m (4.3ft)1.4m (4.6ft)0.9m (3ft)0.9m (3ft)1.7m (5.6ft)1.8m (5.9ft)
Sea water temperature
Water temperature19°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 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 24.2mph km/h (with gusts up to 32.3mph). Wave height will be up to 8.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)17°C (63°F)17°C (62°F)20°C (69°F)20°C (68°F)19°C (66°F)18°C (64°F)22°C (72°F)
Perceived temperature19°C (66°F)17°C (63°F)17°C (62°F)20°C (69°F)20°C (68°F)19°C (66°F)18°C (64°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%76%73%58%58%66%73%73%
Barometric pressure1017 hPa1017 hPa1018 hPa1018 hPa1016 hPa1014 hPa1013 hPa1012 hPa
Cloud cover12%13%0%0%0%0%0%0%
Heat index19°C (66°F)17°C (63°F)17°C (62°F)20°C (69°F)20°C (68°F)19°C (66°F)18°C (64°F)25°C (76°F)
Dew point12°C (54°F)13°C (55°F)12°C (54°F)12°C (53°F)12°C (53°F)13°C (55°F)13°C (55°F)17°C (63°F)
Wind
Speed39km/h (24mph)32km/h (20mph)30km/h (18mph)22km/h (13mph)27km/h (17mph)36km/h (22mph)36km/h (22mph)20km/h (13mph)
Gusts52km/h (32mph)41km/h (26mph)38km/h (24mph)28km/h (17mph)34km/h (21mph)37km/h (23mph)39km/h (24mph)23km/h (14mph)
Direction 164°
SSE
149°
SSE
143°
SE
141°
SE
209°
SSW
208°
SSW
202°
SSW
168°
SSE
Wind chill19°C (66°F)17°C (63°F)17°C (62°F)20°C (69°F)20°C (68°F)19°C (66°F)18°C (64°F)22°C (72°F)
Waves
Height2.5m (8.3ft)2.2m (7.3ft)1.9m (6.4ft)1.7m (5.6ft)1.5m (5.1ft)1.8m (5.9ft)2.1m (6.8ft)1.9m (6.1ft)
Direction 256°
WSW
255°
WSW
255°
WSW
256°
WSW
254°
WSW
255°
WSW
218°
SW
242°
WSW
Period10.9 sec.10.5 sec.10.3 sec.10.1 sec.17.8 sec.17.6 sec.16.7 sec.7.6 sec.
Significant height1.4m (4.6ft)1.2m (3.9ft)1.0m (3.3ft)0.8m (2.6ft)1.0m (3.3ft)1.4m (4.6ft)1.6m (5.2ft)1.1m (3.6ft)
Sea water temperature
Water temperature19°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 68°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 30.5mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (71°F)20°C (68°F)20°C (67°F)22°C (72°F)23°C (73°F)21°C (70°F)20°C (68°F)22°C (71°F)
Perceived temperature21°C (71°F)20°C (68°F)20°C (67°F)25°C (76°F)25°C (77°F)21°C (70°F)20°C (68°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%62%63%58%62%72%73%68%
Barometric pressure1013 hPa1012 hPa1013 hPa1013 hPa1011 hPa1009 hPa1009 hPa1010 hPa
Cloud cover2%5%7%7%13%10%7%8%
Heat index24°C (76°F)20°C (68°F)20°C (67°F)25°C (76°F)25°C (77°F)24°C (76°F)20°C (68°F)25°C (76°F)
Dew point13°C (56°F)12°C (54°F)12°C (54°F)14°C (57°F)15°C (59°F)16°C (61°F)15°C (59°F)16°C (60°F)
Wind
Speed34km/h (21mph)32km/h (20mph)24km/h (15mph)14km/h (9mph)23km/h (14mph)41km/h (26mph)42km/h (26mph)45km/h (28mph)
Gusts48km/h (30mph)44km/h (27mph)32km/h (20mph)20km/h (12mph)40km/h (25mph)45km/h (28mph)49km/h (31mph)46km/h (28mph)
Direction 109°
ESE
99°
E
102°
ESE
107°
ESE
205°
SSW
200°
SSW
188°
S
188°
S
Wind chill21°C (71°F)20°C (68°F)20°C (67°F)22°C (72°F)23°C (73°F)21°C (70°F)20°C (68°F)22°C (71°F)
Waves
Height1.7m (5.6ft)1.4m (4.7ft)1.1m (3.7ft)0.9m (2.9ft)0.8m (2.6ft)1.2m (4.1ft)1.6m (5.4ft)2.2m (7.1ft)
Direction 251°
WSW
251°
WSW
249°
WSW
257°
WSW
256°
WSW
208°
SSW
213°
SSW
223°
SW
Period8.8 sec.8.8 sec.8.7 sec.11.0 sec.16.1 sec.15.6 sec.10.9 sec.10.7 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)1.6m (5.2ft)1.2m (3.9ft)0.9m (3ft)1.5m (4.9ft)1.6m (5.2ft)2.0m (6.6ft)
Sea water temperature
Water temperature19°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 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 63°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 30.5mph km/h (with gusts up to 39.2mph). Wave height will be up to 8.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (68°F)18°C (65°F)17°C (63°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (64°F)24°C (74°F)
Perceived temperature20°C (68°F)18°C (65°F)17°C (63°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (64°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%68%72%64%61%59%63%49%
Barometric pressure1012 hPa1012 hPa1014 hPa1015 hPa1013 hPa1012 hPa1011 hPa1013 hPa
Cloud cover8%0%0%4%0%0%0%0%
Heat index20°C (68°F)18°C (65°F)17°C (63°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (64°F)25°C (77°F)
Dew point15°C (58°F)12°C (54°F)12°C (54°F)12°C (54°F)11°C (53°F)10°C (50°F)11°C (51°F)12°C (54°F)
Wind
Speed49km/h (31mph)43km/h (27mph)38km/h (24mph)32km/h (20mph)39km/h (24mph)46km/h (29mph)45km/h (28mph)24km/h (15mph)
Gusts63km/h (39mph)55km/h (34mph)48km/h (30mph)41km/h (25mph)40km/h (25mph)53km/h (33mph)49km/h (31mph)27km/h (17mph)
Direction 184°
S
167°
SSE
162°
SSE
168°
SSE
204°
SSW
208°
SSW
197°
SSW
144°
SE
Wind chill20°C (68°F)18°C (65°F)17°C (63°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (64°F)24°C (74°F)
Waves
Height2.6m (8.4ft)2.3m (7.6ft)2.0m (6.6ft)1.7m (5.6ft)1.7m (5.6ft)2.1m (7.0ft)2.4m (7.8ft)2.3m (7.4ft)
Direction 235°
SW
244°
WSW
249°
WSW
245°
WSW
244°
WSW
215°
SW
232°
SW
248°
WSW
Period14.6 sec.14.6 sec.8.2 sec.8.0 sec.13.8 sec.13.8 sec.8.2 sec.9.0 sec.
Significant height2.2m (7.2ft)1.8m (5.9ft)1.4m (4.6ft)1.0m (3.3ft)1.5m (4.9ft)2.1m (6.9ft)2.1m (6.9ft)1.3m (4.3ft)
Sea water temperature
Water temperature19°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 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 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 24.9mph km/h (with gusts up to 32.3mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)18°C (65°F)17°C (62°F)19°C (67°F)20°C (68°F)18°C (64°F)17°C (62°F)21°C (71°F)
Perceived temperature21°C (70°F)18°C (65°F)17°C (62°F)19°C (67°F)20°C (68°F)18°C (64°F)17°C (62°F)21°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity47%50%53%41%40%56%71%66%
Barometric pressure1015 hPa1015 hPa1017 hPa1018 hPa1016 hPa1014 hPa1014 hPa1014 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index21°C (70°F)18°C (65°F)17°C (62°F)19°C (67°F)20°C (68°F)18°C (64°F)17°C (62°F)25°C (76°F)
Dew point9°C (49°F)8°C (46°F)7°C (45°F)6°C (42°F)6°C (43°F)9°C (48°F)12°C (53°F)15°C (59°F)
Wind
Speed31km/h (19mph)29km/h (18mph)27km/h (17mph)19km/h (12mph)18km/h (11mph)36km/h (23mph)40km/h (25mph)38km/h (23mph)
Gusts43km/h (27mph)38km/h (23mph)34km/h (21mph)24km/h (15mph)36km/h (22mph)41km/h (26mph)41km/h (25mph)52km/h (32mph)
Direction 120°
ESE
121°
ESE
108°
ESE
108°
ESE
204°
SSW
208°
SSW
196°
SSW
179°
S
Wind chill21°C (70°F)18°C (65°F)17°C (62°F)19°C (67°F)20°C (68°F)18°C (64°F)17°C (62°F)21°C (71°F)
Waves
Height2.1m (6.9ft)1.8m (5.9ft)1.5m (5.1ft)1.5m (5.1ft)1.5m (5.0ft)1.7m (5.5ft)2.0m (6.5ft)2.3m (7.5ft)
Direction 250°
WSW
249°
WSW
254°
WSW
244°
WSW
244°
WSW
244°
WSW
244°
WSW
239°
WSW
Period9.4 sec.9.3 sec.12.5 sec.13.0 sec.12.9 sec.12.8 sec.12.7 sec.12.8 sec.
Significant height1.4m (4.6ft)1.1m (3.6ft)0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)1.2m (3.9ft)1.7m (5.6ft)1.8m (5.9ft)
Sea water temperature
Water temperature21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)

Sea weather on Monday 22 December 2025

On Monday 22 December 2025, the sun will rise at 05:09 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! The sea will be generally calm, with a wind speed of up to 23mph km/h (with gusts up to 27.3mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (69°F)20°C (67°F)19°C (66°F)20°C (68°F)20°C (69°F)19°C (66°F)20°C (67°F)22°C (72°F)
Perceived temperature21°C (69°F)20°C (67°F)19°C (66°F)20°C (68°F)20°C (69°F)19°C (66°F)20°C (67°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity58%57%56%52%58%69%72%69%
Barometric pressure1014 hPa1015 hPa1016 hPa1016 hPa1014 hPa1013 hPa1012 hPa1013 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index23°C (73°F)20°C (67°F)19°C (66°F)20°C (68°F)20°C (69°F)19°C (66°F)20°C (69°F)25°C (76°F)
Dew point12°C (54°F)11°C (51°F)10°C (50°F)10°C (50°F)12°C (53°F)13°C (56°F)14°C (58°F)16°C (61°F)
Wind
Speed35km/h (22mph)31km/h (19mph)26km/h (16mph)22km/h (14mph)27km/h (17mph)37km/h (23mph)37km/h (23mph)31km/h (19mph)
Gusts44km/h (28mph)43km/h (27mph)36km/h (22mph)27km/h (17mph)28km/h (17mph)38km/h (23mph)39km/h (24mph)34km/h (21mph)
Direction 158°
SSE
141°
SE
128°
SE
147°
SSE
197°
SSW
204°
SSW
193°
SSW
173°
S
Wind chill21°C (69°F)20°C (67°F)19°C (66°F)20°C (68°F)20°C (69°F)19°C (66°F)20°C (67°F)22°C (72°F)
Waves
Height2.3m (7.5ft)2.1m (6.9ft)1.8m (5.9ft)1.6m (5.2ft)1.6m (5.2ft)1.8m (5.9ft)2.1m (6.9ft)2.3m (7.5ft)
Direction 234°
SW
245°
WSW
245°
WSW
244°
WSW
243°
WSW
241°
WSW
241°
WSW
240°
WSW
Period11.0 sec.9.1 sec.12.8 sec.12.9 sec.13.2 sec.13.4 sec.13.7 sec.11.9 sec.
Significant height1.6m (5.2ft)1.2m (3.9ft)1.0m (3.3ft)0.8m (2.6ft)1.0m (3.3ft)1.3m (4.3ft)1.5m (4.9ft)1.3m (4.3ft)
Sea water temperature
Water temperature21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)

Sea weather on Tuesday 23 December 2025

On Tuesday 23 December 2025, the sun will rise at 05:09 and will set at 19:25 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 19.9mph km/h (with gusts up to 27.3mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)21°C (69°F)23°C (73°F)24°C (76°F)23°C (74°F)23°C (73°F)24°C (75°F)
Perceived temperature22°C (71°F)21°C (70°F)21°C (69°F)25°C (77°F)26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%60%59%55%55%64%65%59%
Barometric pressure1013 hPa1013 hPa1014 hPa1015 hPa1014 hPa1013 hPa1012 hPa1012 hPa
Cloud cover0%0%0%10%52%69%39%68%
Heat index25°C (76°F)23°C (73°F)22°C (71°F)25°C (77°F)26°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)
Dew point15°C (59°F)13°C (55°F)12°C (54°F)13°C (55°F)15°C (58°F)16°C (61°F)16°C (61°F)16°C (60°F)
Wind
Speed26km/h (16mph)31km/h (19mph)27km/h (17mph)18km/h (11mph)17km/h (11mph)28km/h (18mph)32km/h (20mph)26km/h (16mph)
Gusts36km/h (22mph)44km/h (27mph)37km/h (23mph)27km/h (17mph)27km/h (17mph)35km/h (22mph)37km/h (23mph)29km/h (18mph)
Direction 139°
SE
98°
E
93°
E
109°
ESE
166°
SSE
191°
S
184°
S
157°
SSE
Wind chill22°C (71°F)21°C (70°F)21°C (69°F)23°C (73°F)24°C (76°F)23°C (74°F)23°C (73°F)24°C (75°F)
Waves
Height2.2m (7.2ft)2.1m (6.9ft)1.9m (6.2ft)1.8m (5.9ft)1.6m (5.2ft)1.7m (5.6ft)1.8m (5.9ft)1.7m (5.6ft)
Direction 238°
WSW
238°
WSW
239°
WSW
239°
WSW
239°
WSW
240°
WSW
240°
WSW
241°
WSW
Period10.2 sec.15.4 sec.15.2 sec.15.1 sec.14.7 sec.14.3 sec.14.0 sec.14.1 sec.
Significant height1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)1.2m (3.9ft)1.3m (4.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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