Sea weather in Charleston in the United States (USA) All the beach weather in Charleston

All the essential weather information for enjoying the beach in Charleston in the United States (USA), 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 Charleston over the next 7 days?

Discover the best moment to go to the beach in Charleston in the United States (USA) this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Charleston. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Wednesday 28 January 202638°F to 49°Fdiscouraged
Thursday 29 January 202636°F to 45°Fdiscouraged
Friday 30 January 202645°F to 52°Frecommended
Saturday 31 January 202627°F to 47°Fdiscouraged
Sunday 1 February 202625°F to 36°Fnot recommended
Monday 2 February 202631°F to 43°Fdiscouraged
Tuesday 3 February 202638°F to 50°Frecommended

Sea Weather: Your daily and hourly sea weather in Charleston

Sea weather on Wednesday 28 January 2026

On Wednesday 28 January 2026, the sun will rise at 07:17 and will set at 17:49 on the beach(es) of Charleston. The outside temperature will be a high of 49°F t and a low of 38°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 22.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (39°F)3°C (38°F)3°C (37°F)3°C (38°F)6°C (43°F)9°C (48°F)4°C (40°F)7°C (44°F)
Perceived temperature-1°C (31°F)-1°C (31°F)-1°C (30°F)1°C (34°F)4°C (40°F)6°C (43°F)1°C (33°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity45%46%53%51%40%37%44%52%
Barometric pressure1025 hPa1025 hPa1024 hPa1026 hPa1025 hPa1021 hPa1022 hPa1022 hPa
Cloud cover100%69%17%87%33%9%0%0%
Heat index4°C (39°F)3°C (38°F)3°C (37°F)3°C (38°F)6°C (43°F)9°C (48°F)4°C (40°F)7°C (44°F)
Dew point-7°C (19°F)-7°C (19°F)-6°C (22°F)-6°C (22°F)-6°C (21°F)-5°C (23°F)-7°C (20°F)-3°C (27°F)
Wind
Speed23km/h (14mph)18km/h (11mph)17km/h (10mph)9km/h (6mph)9km/h (6mph)17km/h (10mph)18km/h (11mph)21km/h (13mph)
Gusts36km/h (22mph)27km/h (17mph)24km/h (15mph)12km/h (8mph)12km/h (7mph)26km/h (16mph)19km/h (12mph)35km/h (22mph)
Direction 274°
W
292°
WNW
327°
NNW
351°
N
292°
WNW
283°
WNW
282°
WNW
273°
W
Wind chill-1°C (31°F)-1°C (31°F)-1°C (30°F)1°C (34°F)4°C (40°F)6°C (43°F)1°C (33°F)3°C (37°F)
Waves
Height0.7m (2.4ft)0.6m (2.0ft)0.5m (1.6ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)0.4m (1.4ft)0.5m (1.8ft)
Direction 220°
SW
149°
SSE
117°
ESE
119°
ESE
120°
ESE
121°
ESE
121°
ESE
222°
SW
Period9.2 sec.7.7 sec.7.6 sec.9.3 sec.9.3 sec.9.4 sec.9.3 sec.9.2 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.3m (1ft)0.1m (0.3ft)0.3m (1ft)0.6m (2ft)0.8m (2.6ft)
Sea water temperature
Water temperature11°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)

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 07:17 and will set at 17:50 on the beach(es) of Charleston. The outside temperature will be a high of 45°F t and a low of 36°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 21.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (42°F)4°C (40°F)3°C (37°F)3°C (37°F)4°C (40°F)5°C (41°F)6°C (42°F)6°C (43°F)
Perceived temperature1°C (34°F)-0°C (32°F)-2°C (29°F)-1°C (30°F)2°C (36°F)3°C (37°F)3°C (38°F)4°C (39°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%59%66%57%46%50%59%59%
Barometric pressure1023 hPa1023 hPa1024 hPa1025 hPa1025 hPa1024 hPa1024 hPa1024 hPa
Cloud cover3%4%3%3%4%6%100%50%
Heat index6°C (42°F)4°C (40°F)3°C (37°F)3°C (37°F)4°C (40°F)5°C (41°F)6°C (42°F)6°C (43°F)
Dew point-3°C (27°F)-3°C (26°F)-3°C (26°F)-5°C (23°F)-6°C (21°F)-4°C (24°F)-2°C (29°F)-1°C (30°F)
Wind
Speed23km/h (15mph)21km/h (13mph)17km/h (11mph)16km/h (10mph)10km/h (6mph)9km/h (6mph)12km/h (7mph)11km/h (7mph)
Gusts34km/h (21mph)31km/h (19mph)25km/h (16mph)21km/h (13mph)15km/h (9mph)14km/h (9mph)18km/h (11mph)17km/h (10mph)
Direction 285°
WNW
305°
NW
346°
NNW
20°
NNE
56°
ENE
100°
E
104°
ESE
96°
E
Wind chill1°C (34°F)-0°C (32°F)-2°C (29°F)-1°C (30°F)2°C (36°F)3°C (37°F)3°C (38°F)4°C (39°F)
Waves
Height0.6m (2.1ft)0.6m (2.0ft)0.5m (1.7ft)0.4m (1.4ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.1ft)
Direction 252°
WSW
227°
SW
323°
NW
122°
ESE
122°
ESE
123°
ESE
123°
ESE
124°
ESE
Period9.2 sec.7.6 sec.7.7 sec.9.5 sec.9.5 sec.5.9 sec.4.4 sec.9.1 sec.
Significant height0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)
Sea water temperature
Water temperature11°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)

Sea weather on Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 07:16 and will set at 17:51 on the beach(es) of Charleston. The outside temperature will be a high of 52°F t and a low of 45°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 7.5mph km/h (with gusts up to 11.8mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)7°C (44°F)8°C (46°F)9°C (48°F)11°C (51°F)11°C (52°F)10°C (50°F)10°C (49°F)
Perceived temperature4°C (40°F)5°C (40°F)6°C (42°F)7°C (45°F)9°C (49°F)10°C (51°F)9°C (48°F)9°C (48°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%67%72%69%65%62%66%71%
Barometric pressure1024 hPa1022 hPa1021 hPa1022 hPa1020 hPa1017 hPa1017 hPa1017 hPa
Cloud cover33%100%25%9%2%13%29%19%
Heat index7°C (44°F)7°C (44°F)8°C (46°F)9°C (48°F)11°C (51°F)11°C (52°F)10°C (50°F)10°C (49°F)
Dew point-0°C (32°F)1°C (34°F)3°C (37°F)4°C (38°F)4°C (40°F)4°C (40°F)4°C (39°F)4°C (40°F)
Wind
Speed12km/h (7mph)12km/h (7mph)10km/h (6mph)11km/h (7mph)9km/h (6mph)9km/h (6mph)8km/h (5mph)6km/h (4mph)
Gusts18km/h (11mph)19km/h (12mph)17km/h (11mph)16km/h (10mph)16km/h (10mph)14km/h (9mph)14km/h (9mph)11km/h (7mph)
Direction 106°
ESE
102°
ESE
75°
ENE
31°
NNE
106°
ESE
120°
ESE
182°
S
251°
WSW
Wind chill4°C (40°F)5°C (40°F)6°C (42°F)7°C (45°F)9°C (49°F)10°C (51°F)9°C (48°F)9°C (48°F)
Waves
Height0.4m (1.2ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)
Direction 124°
ESE
124°
SE
124°
SE
125°
SE
125°
SE
126°
SE
125°
SE
125°
SE
Period9.1 sec.9.0 sec.8.9 sec.8.3 sec.8.1 sec.8.9 sec.7.1 sec.8.9 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature9°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 31 January 2026

On Saturday 31 January 2026, the sun will rise at 07:16 and will set at 17:52 on the beach(es) of Charleston. The outside temperature will be a high of 47°F t and a low of 27°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 31.7mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (47°F)8°C (46°F)8°C (46°F)7°C (45°F)8°C (46°F)7°C (45°F)5°C (40°F)1°C (33°F)
Perceived temperature8°C (46°F)8°C (46°F)6°C (44°F)6°C (42°F)5°C (41°F)3°C (37°F)-1°C (30°F)-6°C (21°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%71%75%82%81%77%60%55%
Barometric pressure1016 hPa1014 hPa1013 hPa1012 hPa1010 hPa1007 hPa1007 hPa1008 hPa
Cloud cover35%39%95%100%100%100%80%56%
Heat index8°C (47°F)8°C (46°F)8°C (46°F)7°C (45°F)8°C (46°F)7°C (45°F)5°C (40°F)1°C (33°F)
Dew point3°C (38°F)3°C (38°F)3°C (38°F)4°C (40°F)5°C (40°F)3°C (38°F)-3°C (27°F)-7°C (19°F)
Wind
Speed5km/h (3mph)5km/h (3mph)6km/h (4mph)9km/h (5mph)15km/h (9mph)30km/h (18mph)37km/h (23mph)37km/h (23mph)
Gusts9km/h (6mph)8km/h (5mph)10km/h (6mph)12km/h (8mph)21km/h (13mph)40km/h (25mph)51km/h (32mph)46km/h (28mph)
Direction 307°
NW
298°
WNW
329°
NNW
330°
NNW
290°
WNW
275°
W
274°
W
266°
W
Wind chill8°C (46°F)8°C (46°F)6°C (44°F)6°C (42°F)5°C (41°F)3°C (37°F)-1°C (30°F)-6°C (21°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)0.4m (1.2ft)0.7m (2.4ft)1.1m (3.6ft)1.4m (4.6ft)
Direction 125°
SE
125°
SE
125°
SE
126°
SE
126°
SE
261°
W
254°
WSW
238°
WSW
Period8.8 sec.8.7 sec.8.6 sec.8.6 sec.7.2 sec.8.6 sec.8.6 sec.8.9 sec.
Significant height0.3m (1ft)0.1m (0.3ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)1.3m (4.3ft)1.6m (5.2ft)1.8m (5.9ft)
Sea water temperature
Water temperature11°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)

Sea weather on Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 07:15 and will set at 17:53 on the beach(es) of Charleston. The outside temperature will be a high of 36°F t and a low of 25°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 32.3mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-3°C (28°F)-4°C (24°F)-4°C (25°F)-3°C (26°F)-1°C (31°F)1°C (34°F)1°C (33°F)0°C (32°F)
Perceived temperature-11°C (12°F)-13°C (8°F)-13°C (9°F)-11°C (11°F)-8°C (18°F)-5°C (23°F)-5°C (23°F)-5°C (23°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%80%85%73%49%49%56%64%
Barometric pressure1009 hPa1012 hPa1014 hPa1017 hPa1018 hPa1019 hPa1021 hPa1023 hPa
Cloud cover100%90%100%100%27%26%24%19%
Heat index-3°C (28°F)-4°C (24°F)-4°C (25°F)-3°C (26°F)-1°C (31°F)1°C (34°F)1°C (33°F)0°C (32°F)
Dew point-4°C (24°F)-7°C (19°F)-6°C (21°F)-7°C (19°F)-10°C (14°F)-8°C (17°F)-7°C (19°F)-6°C (22°F)
Wind
Speed41km/h (26mph)45km/h (28mph)39km/h (24mph)38km/h (23mph)37km/h (23mph)33km/h (21mph)25km/h (15mph)20km/h (12mph)
Gusts48km/h (30mph)52km/h (32mph)45km/h (28mph)43km/h (27mph)43km/h (27mph)43km/h (26mph)38km/h (24mph)28km/h (17mph)
Direction 334°
NNW
310°
NW
300°
WNW
307°
NW
314°
NW
315°
NW
313°
NW
312°
NW
Wind chill-11°C (12°F)-13°C (8°F)-13°C (9°F)-11°C (11°F)-8°C (18°F)-5°C (23°F)-5°C (23°F)-5°C (23°F)
Waves
Height1.3m (4.1ft)1.3m (4.3ft)1.2m (4.1ft)1.2m (4.0ft)1.1m (3.6ft)1.0m (3.2ft)0.9m (2.8ft)0.7m (2.3ft)
Direction 214°
SSW
269°
W
273°
W
274°
W
298°
WNW
307°
NW
306°
NW
307°
NW
Period8.8 sec.8.2 sec.8.0 sec.7.8 sec.6.6 sec.6.4 sec.7.0 sec.6.2 sec.
Significant height1.4m (4.6ft)1.8m (5.9ft)1.7m (5.6ft)1.7m (5.6ft)1.6m (5.2ft)1.5m (4.9ft)1.3m (4.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature11°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)

Sea weather on Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 07:14 and will set at 17:53 on the beach(es) of Charleston. The outside temperature will be a high of 43°F t and a low of 31°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 11.8mph km/h (with gusts up to 16.2mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (31°F)-1°C (30°F)-1°C (30°F)0°C (32°F)3°C (37°F)5°C (41°F)3°C (37°F)3°C (38°F)
Perceived temperature-6°C (22°F)-6°C (21°F)-7°C (20°F)-4°C (26°F)1°C (34°F)3°C (38°F)-0°C (31°F)0°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%65%59%49%34%30%37%43%
Barometric pressure1024 hPa1025 hPa1026 hPa1028 hPa1027 hPa1026 hPa1026 hPa1027 hPa
Cloud cover0%0%0%0%8%8%2%3%
Heat index-1°C (31°F)-1°C (30°F)-1°C (30°F)0°C (32°F)3°C (37°F)5°C (41°F)3°C (37°F)3°C (38°F)
Dew point-6°C (21°F)-7°C (20°F)-8°C (17°F)-10°C (15°F)-12°C (11°F)-11°C (12°F)-11°C (13°F)-8°C (18°F)
Wind
Speed18km/h (11mph)17km/h (11mph)19km/h (12mph)12km/h (7mph)7km/h (4mph)8km/h (5mph)10km/h (6mph)12km/h (8mph)
Gusts24km/h (15mph)23km/h (14mph)26km/h (16mph)15km/h (10mph)10km/h (6mph)13km/h (8mph)21km/h (13mph)24km/h (15mph)
Direction 331°
NNW
304°
WNW
306°
NW
311°
NW
288°
WNW
240°
WSW
247°
WSW
252°
WSW
Wind chill-6°C (22°F)-6°C (21°F)-7°C (20°F)-4°C (26°F)1°C (34°F)3°C (38°F)-0°C (31°F)0°C (33°F)
Waves
Height0.6m (2.0ft)0.6m (1.8ft)0.5m (1.7ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Direction 310°
NW
311°
NW
315°
NW
340°
NNW
191°
S
111°
ESE
111°
ESE
110°
ESE
Period5.5 sec.5.4 sec.6.2 sec.10.2 sec.12.3 sec.12.4 sec.12.4 sec.12.1 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature11°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)

Sea weather on Tuesday 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 07:13 and will set at 17:54 on the beach(es) of Charleston. The outside temperature will be a high of 50°F t and a low of 38°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 11.8mph km/h (with gusts up to 19.3mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (39°F)3°C (38°F)3°C (37°F)5°C (41°F)8°C (47°F)10°C (50°F)9°C (48°F)8°C (47°F)
Perceived temperature0°C (32°F)-1°C (31°F)-1°C (31°F)2°C (36°F)6°C (42°F)7°C (45°F)7°C (44°F)6°C (43°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity50%55%56%50%44%47%56%65%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1027 hPa1026 hPa1026 hPa1027 hPa
Cloud cover4%4%15%7%5%20%49%38%
Heat index4°C (39°F)3°C (38°F)3°C (37°F)5°C (41°F)8°C (47°F)10°C (50°F)9°C (48°F)8°C (47°F)
Dew point-6°C (22°F)-5°C (23°F)-5°C (23°F)-5°C (24°F)-3°C (26°F)-1°C (30°F)1°C (34°F)2°C (36°F)
Wind
Speed16km/h (10mph)17km/h (10mph)15km/h (9mph)13km/h (8mph)15km/h (9mph)19km/h (12mph)18km/h (11mph)15km/h (10mph)
Gusts29km/h (18mph)30km/h (19mph)26km/h (16mph)19km/h (12mph)22km/h (14mph)30km/h (19mph)31km/h (19mph)29km/h (18mph)
Direction 263°
W
271°
W
264°
W
254°
WSW
242°
WSW
221°
SW
223°
SW
238°
WSW
Wind chill0°C (32°F)-1°C (31°F)-1°C (31°F)2°C (36°F)6°C (42°F)7°C (45°F)7°C (44°F)6°C (43°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 110°
ESE
110°
ESE
110°
ESE
110°
ESE
110°
ESE
110°
ESE
110°
ESE
110°
ESE
Period11.9 sec.11.6 sec.11.3 sec.11.1 sec.11.0 sec.10.9 sec.10.9 sec.10.8 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature11°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)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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