Sea weather in Isle of Portland in England All the beach weather in Isle of Portland

All the essential weather information for enjoying the beach in Isle of Portland in England, 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 Isle of Portland over the next 7 days?

Discover the best moment to go to the beach in Isle of Portland in England this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Isle of Portland. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Thursday 4 June 202654°F to 59°Fnot recommended
Friday 5 June 202652°F to 56°Fdiscouraged
Saturday 6 June 202654°F to 59°Fnot recommended
Sunday 7 June 202652°F to 59°Fdiscouraged
Monday 8 June 202654°F to 59°Fdiscouraged
Tuesday 9 June 202650°F to 58°Fdiscouraged
Wednesday 10 June 202654°F to 59°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Isle of Portland

Sea weather on Thursday 4 June 2026

On Thursday 4 June 2026, the sun will rise at 05:01 and will set at 21:16 on the beach(es) of Isle of Portland. The outside temperature will be a high of 59°F t and a low of 54°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 32.9mph). Wave height will be up to 8.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)13°C (55°F)12°C (54°F)13°C (56°F)15°C (60°F)15°C (59°F)14°C (56°F)13°C (55°F)
Perceived temperature10°C (50°F)10°C (50°F)9°C (49°F)10°C (50°F)15°C (60°F)13°C (55°F)11°C (52°F)10°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%87%89%83%70%76%76%84%
Barometric pressure998 hPa996 hPa996 hPa997 hPa999 hPa1001 hPa1004 hPa1006 hPa
Cloud cover62%56%85%68%57%56%19%73%
Heat index13°C (56°F)13°C (55°F)12°C (54°F)13°C (56°F)15°C (60°F)15°C (59°F)14°C (56°F)13°C (55°F)
Dew point11°C (52°F)11°C (51°F)11°C (51°F)10°C (51°F)10°C (50°F)11°C (51°F)9°C (49°F)10°C (50°F)
Wind
Speed41km/h (25mph)42km/h (26mph)34km/h (21mph)42km/h (26mph)32km/h (20mph)33km/h (21mph)36km/h (22mph)33km/h (20mph)
Gusts43km/h (26mph)49km/h (30mph)50km/h (31mph)53km/h (33mph)48km/h (30mph)41km/h (25mph)43km/h (27mph)34km/h (21mph)
Direction 234°
SW
240°
WSW
247°
WSW
232°
SW
274°
W
266°
W
268°
W
275°
W
Wind chill10°C (50°F)10°C (50°F)9°C (49°F)10°C (50°F)15°C (60°F)13°C (55°F)11°C (52°F)10°C (49°F)
Waves
Height2.6m (8.6ft)2.6m (8.6ft)2.4m (8.0ft)2.4m (7.8ft)2.3m (7.5ft)2.2m (7.1ft)2.1m (7.0ft)2.0m (6.7ft)
Direction 231°
SW
232°
SW
231°
SW
231°
SW
232°
SW
231°
SW
233°
SW
232°
SW
Period5.3 sec.5.3 sec.5.3 sec.5.3 sec.5.1 sec.5.1 sec.6.1 sec.6.3 sec.
Significant height1.6m (5.2ft)1.7m (5.6ft)1.3m (4.3ft)1.6m (5.2ft)1.0m (3.3ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Friday 5 June 2026

On Friday 5 June 2026, the sun will rise at 05:00 and will set at 21:17 on the beach(es) of Isle of Portland. 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 19.3mph km/h (with gusts up to 28.6mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)11°C (51°F)11°C (53°F)13°C (55°F)13°C (56°F)13°C (56°F)13°C (55°F)13°C (55°F)
Perceived temperature9°C (48°F)8°C (46°F)9°C (49°F)12°C (53°F)11°C (53°F)12°C (53°F)11°C (52°F)11°C (51°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%74%67%65%67%74%78%
Barometric pressure1009 hPa1010 hPa1012 hPa1013 hPa1014 hPa1013 hPa1012 hPa1011 hPa
Cloud cover61%80%10%17%14%15%25%56%
Heat index12°C (53°F)11°C (51°F)11°C (53°F)13°C (55°F)13°C (56°F)13°C (56°F)13°C (55°F)13°C (55°F)
Dew point9°C (49°F)8°C (47°F)7°C (45°F)7°C (44°F)7°C (44°F)7°C (45°F)8°C (47°F)9°C (48°F)
Wind
Speed31km/h (19mph)27km/h (17mph)18km/h (11mph)15km/h (9mph)20km/h (13mph)21km/h (13mph)20km/h (12mph)20km/h (13mph)
Gusts46km/h (28mph)42km/h (26mph)26km/h (16mph)19km/h (12mph)28km/h (17mph)30km/h (19mph)32km/h (20mph)32km/h (20mph)
Direction 276°
W
273°
W
289°
WNW
256°
WSW
220°
SW
200°
SSW
174°
S
138°
SE
Wind chill9°C (48°F)8°C (46°F)9°C (49°F)12°C (53°F)11°C (53°F)12°C (53°F)11°C (52°F)11°C (51°F)
Waves
Height1.9m (6.1ft)1.7m (5.6ft)1.4m (4.5ft)1.1m (3.6ft)0.9m (3.1ft)0.9m (2.9ft)0.8m (2.7ft)0.8m (2.8ft)
Direction 235°
SW
236°
SW
235°
SW
236°
SW
236°
SW
236°
SW
236°
WSW
236°
SW
Period4.8 sec.6.2 sec.8.4 sec.7.9 sec.12.5 sec.6.4 sec.12.4 sec.7.6 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)0.7m (2.3ft)0.4m (1.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Saturday 6 June 2026

On Saturday 6 June 2026, the sun will rise at 05:00 and will set at 21:18 on the beach(es) of Isle of Portland. The outside temperature will be a high of 59°F t and a low of 54°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 32.9mph). Wave height will be up to 15.1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)13°C (55°F)12°C (54°F)13°C (56°F)15°C (58°F)13°C (56°F)14°C (57°F)13°C (55°F)
Perceived temperature11°C (52°F)10°C (50°F)9°C (48°F)10°C (51°F)12°C (54°F)10°C (50°F)11°C (52°F)10°C (49°F)
Precipitation0in0in0.1in0in0in0in0in0in
Humidity77%86%93%91%92%89%79%78%
Barometric pressure1008 hPa1006 hPa1003 hPa1002 hPa1002 hPa1006 hPa1011 hPa1015 hPa
Cloud cover68%98%100%99%100%100%87%12%
Heat index13°C (56°F)13°C (55°F)12°C (54°F)13°C (56°F)15°C (58°F)13°C (56°F)14°C (57°F)13°C (55°F)
Dew point9°C (49°F)10°C (51°F)11°C (52°F)12°C (53°F)13°C (56°F)12°C (53°F)10°C (50°F)9°C (48°F)
Wind
Speed27km/h (17mph)35km/h (22mph)43km/h (27mph)38km/h (23mph)32km/h (20mph)47km/h (29mph)41km/h (26mph)36km/h (22mph)
Gusts41km/h (26mph)51km/h (32mph)50km/h (31mph)42km/h (26mph)45km/h (28mph)53km/h (33mph)43km/h (27mph)43km/h (26mph)
Direction 188°
S
157°
SSE
153°
SSE
165°
SSE
227°
SW
269°
W
272°
W
268°
W
Wind chill11°C (52°F)10°C (50°F)9°C (48°F)10°C (51°F)12°C (54°F)10°C (50°F)11°C (52°F)10°C (49°F)
Waves
Height0.9m (2.9ft)1.2m (3.9ft)2.2m (7.1ft)3.0m (10.0ft)4.3m (14.0ft)4.6m (15.2ft)3.8m (12.4ft)2.4m (8.0ft)
Direction 225°
SW
178°
S
201°
SSW
211°
SSW
227°
SW
228°
SW
229°
SW
228°
SW
Period6.3 sec.5.9 sec.12.2 sec.12.2 sec.12.2 sec.12.2 sec.12.2 sec.5.8 sec.
Significant height0.7m (2.3ft)1.3m (4.3ft)2.0m (6.6ft)2.0m (6.6ft)2.5m (8.2ft)2.2m (7.2ft)1.8m (5.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Sunday 7 June 2026

On Sunday 7 June 2026, the sun will rise at 04:59 and will set at 21:19 on the beach(es) of Isle of Portland. The outside temperature will be a high of 59°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 17.4mph km/h (with gusts up to 26.1mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)11°C (52°F)13°C (55°F)14°C (58°F)14°C (58°F)14°C (58°F)14°C (57°F)13°C (55°F)
Perceived temperature9°C (48°F)9°C (48°F)11°C (52°F)13°C (55°F)12°C (54°F)13°C (55°F)12°C (54°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%84%83%81%81%83%86%91%
Barometric pressure1018 hPa1019 hPa1020 hPa1021 hPa1021 hPa1020 hPa1020 hPa1019 hPa
Cloud cover21%26%22%65%50%59%82%89%
Heat index12°C (53°F)11°C (52°F)13°C (55°F)14°C (58°F)14°C (58°F)14°C (58°F)14°C (57°F)13°C (55°F)
Dew point8°C (47°F)9°C (48°F)10°C (50°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (53°F)12°C (53°F)
Wind
Speed28km/h (17mph)20km/h (12mph)16km/h (10mph)21km/h (13mph)27km/h (17mph)22km/h (13mph)18km/h (11mph)20km/h (12mph)
Gusts42km/h (26mph)33km/h (20mph)23km/h (14mph)28km/h (17mph)37km/h (23mph)31km/h (19mph)29km/h (18mph)34km/h (21mph)
Direction 269°
W
256°
WSW
242°
WSW
220°
SW
213°
SSW
211°
SSW
202°
SSW
200°
SSW
Wind chill9°C (48°F)9°C (48°F)11°C (52°F)13°C (55°F)12°C (54°F)13°C (55°F)12°C (54°F)11°C (52°F)
Waves
Height2.0m (6.6ft)1.8m (5.9ft)1.7m (5.7ft)1.7m (5.7ft)1.7m (5.5ft)1.5m (5.1ft)1.4m (4.5ft)1.3m (4.4ft)
Direction 230°
SW
232°
SW
233°
SW
228°
SW
230°
SW
231°
SW
232°
SW
233°
SW
Period5.8 sec.5.8 sec.5.9 sec.5.8 sec.11.3 sec.11.1 sec.11.2 sec.11.5 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.2m (3.9ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 04:59 and will set at 21:20 on the beach(es) of Isle of Portland. The outside temperature will be a high of 59°F t and a low of 54°F. Precipitation is in the forecast (0.1in 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 19.9mph km/h (with gusts up to 31.1mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)14°C (56°F)13°C (56°F)14°C (58°F)15°C (59°F)15°C (58°F)14°C (57°F)12°C (54°F)
Perceived temperature11°C (53°F)11°C (52°F)11°C (52°F)13°C (55°F)14°C (56°F)13°C (56°F)12°C (54°F)10°C (50°F)
Precipitation0in0.1in0in0in0in0in0in0in
Humidity92%92%92%76%68%67%70%80%
Barometric pressure1017 hPa1015 hPa1015 hPa1016 hPa1017 hPa1017 hPa1017 hPa1018 hPa
Cloud cover59%100%36%12%100%100%100%100%
Heat index13°C (56°F)14°C (56°F)13°C (56°F)14°C (58°F)15°C (59°F)15°C (58°F)14°C (57°F)12°C (54°F)
Dew point12°C (54°F)12°C (54°F)12°C (54°F)10°C (50°F)9°C (49°F)9°C (47°F)8°C (47°F)9°C (48°F)
Wind
Speed22km/h (14mph)32km/h (20mph)26km/h (16mph)24km/h (15mph)21km/h (13mph)19km/h (12mph)20km/h (12mph)21km/h (13mph)
Gusts36km/h (22mph)50km/h (31mph)39km/h (24mph)31km/h (19mph)30km/h (19mph)30km/h (19mph)32km/h (20mph)34km/h (21mph)
Direction 208°
SSW
221°
SW
247°
WSW
282°
WNW
258°
WSW
298°
WNW
275°
W
278°
W
Wind chill11°C (53°F)11°C (52°F)11°C (52°F)13°C (55°F)14°C (56°F)13°C (56°F)12°C (54°F)10°C (50°F)
Waves
Height1.4m (4.7ft)1.7m (5.7ft)1.4m (4.6ft)1.2m (3.9ft)1.1m (3.7ft)1.2m (3.9ft)1.3m (4.3ft)1.1m (3.5ft)
Direction 230°
SW
232°
SW
232°
SW
232°
SW
233°
SW
229°
SW
234°
SW
234°
SW
Period11.2 sec.5.5 sec.6.7 sec.10.8 sec.5.2 sec.5.2 sec.6.4 sec.7.9 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Tuesday 9 June 2026

On Tuesday 9 June 2026, the sun will rise at 04:58 and will set at 21:20 on the beach(es) of Isle of Portland. The outside temperature will be a high of 58°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 19.3mph km/h (with gusts up to 28mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)10°C (51°F)11°C (52°F)13°C (56°F)13°C (56°F)14°C (57°F)13°C (56°F)13°C (56°F)
Perceived temperature9°C (48°F)8°C (46°F)9°C (48°F)12°C (53°F)11°C (53°F)11°C (53°F)11°C (51°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%87%82%70%69%72%77%81%
Barometric pressure1018 hPa1018 hPa1019 hPa1020 hPa1020 hPa1019 hPa1019 hPa1017 hPa
Cloud cover46%11%10%2%26%32%45%96%
Heat index12°C (53°F)10°C (51°F)11°C (52°F)13°C (56°F)13°C (56°F)14°C (57°F)13°C (56°F)13°C (56°F)
Dew point9°C (48°F)8°C (47°F)8°C (47°F)8°C (46°F)8°C (46°F)9°C (48°F)9°C (49°F)10°C (50°F)
Wind
Speed24km/h (15mph)22km/h (13mph)19km/h (12mph)20km/h (13mph)23km/h (14mph)31km/h (19mph)29km/h (18mph)22km/h (14mph)
Gusts38km/h (24mph)36km/h (22mph)27km/h (16mph)25km/h (16mph)33km/h (21mph)45km/h (28mph)45km/h (28mph)34km/h (21mph)
Direction 274°
W
281°
W
290°
WNW
274°
W
226°
SW
226°
SW
231°
SW
215°
SW
Wind chill9°C (48°F)8°C (46°F)9°C (48°F)12°C (53°F)11°C (53°F)11°C (53°F)11°C (51°F)11°C (52°F)
Waves
Height0.8m (2.8ft)0.7m (2.4ft)0.7m (2.2ft)0.6m (2.0ft)0.6m (1.9ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.1ft)
Direction 234°
SW
235°
SW
235°
SW
235°
SW
236°
SW
236°
SW
235°
SW
237°
WSW
Period7.8 sec.8.6 sec.8.3 sec.8.3 sec.8.3 sec.8.6 sec.4.1 sec.6.7 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Wednesday 10 June 2026

On Wednesday 10 June 2026, the sun will rise at 04:58 and will set at 21:21 on the beach(es) of Isle of Portland. The outside temperature will be a high of 59°F t and a low of 54°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 36mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)13°C (56°F)14°C (57°F)14°C (58°F)15°C (59°F)14°C (58°F)14°C (57°F)12°C (53°F)
Perceived temperature11°C (51°F)10°C (50°F)11°C (51°F)11°C (52°F)12°C (54°F)12°C (53°F)12°C (53°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%88%86%90%75%74%75%88%
Barometric pressure1014 hPa1011 hPa1010 hPa1009 hPa1010 hPa1010 hPa1012 hPa1013 hPa
Cloud cover50%87%100%100%15%24%60%100%
Heat index13°C (56°F)13°C (56°F)14°C (57°F)14°C (58°F)15°C (59°F)14°C (58°F)14°C (57°F)12°C (53°F)
Dew point11°C (52°F)11°C (52°F)11°C (53°F)13°C (55°F)10°C (51°F)10°C (50°F)10°C (49°F)10°C (50°F)
Wind
Speed34km/h (21mph)42km/h (26mph)47km/h (29mph)49km/h (30mph)41km/h (25mph)39km/h (24mph)28km/h (17mph)22km/h (14mph)
Gusts51km/h (31mph)46km/h (29mph)47km/h (29mph)53km/h (33mph)58km/h (36mph)43km/h (27mph)45km/h (28mph)33km/h (21mph)
Direction 206°
SSW
205°
SSW
214°
SW
219°
SW
236°
WSW
235°
SW
270°
W
266°
W
Wind chill11°C (51°F)10°C (50°F)11°C (51°F)11°C (52°F)12°C (54°F)12°C (53°F)12°C (53°F)9°C (49°F)
Waves
Height0.7m (2.4ft)0.9m (3.1ft)1.0m (3.4ft)1.0m (3.4ft)1.0m (3.3ft)0.9m (3.0ft)0.8m (2.6ft)0.7m (2.3ft)
Direction 238°
WSW
236°
SW
235°
SW
234°
SW
236°
SW
235°
SW
235°
SW
234°
SW
Period8.2 sec.8.2 sec.8.2 sec.8.2 sec.5.3 sec.5.3 sec.14.6 sec.14.7 sec.
Significant height0.7m (2.3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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