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 3 June 202665°F to 74°Fdiscouraged
Thursday 4 June 202667°F to 76°Frecommended
Friday 5 June 202668°F to 76°Frecommended
Saturday 6 June 202672°F to 79°Frecommended
Sunday 7 June 202676°F to 81°Fdiscouraged
Monday 8 June 202676°F to 83°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Charleston

Sea weather on Wednesday 3 June 2026

On Wednesday 3 June 2026, the sun will rise at 06:12 and will set at 20:24 on the beach(es) of Charleston. The outside temperature will be a high of 74°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 18.6mph km/h (with gusts up to 27.3mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (69°F)19°C (65°F)18°C (64°F)20°C (68°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)
Perceived temperature21°C (69°F)19°C (65°F)18°C (64°F)20°C (68°F)24°C (75°F)24°C (76°F)24°C (76°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%48%54%48%35%41%44%54%
Barometric pressure1022 hPa1021 hPa1022 hPa1024 hPa1023 hPa1022 hPa1021 hPa1023 hPa
Cloud cover10%5%0%0%3%6%8%11%
Heat index21°C (69°F)19°C (65°F)18°C (64°F)20°C (68°F)24°C (75°F)24°C (76°F)24°C (76°F)24°C (76°F)
Dew point10°C (50°F)7°C (45°F)8°C (47°F)9°C (48°F)7°C (44°F)9°C (48°F)10°C (50°F)12°C (54°F)
Wind
Speed30km/h (18mph)26km/h (16mph)26km/h (16mph)25km/h (15mph)24km/h (15mph)24km/h (15mph)17km/h (11mph)13km/h (8mph)
Gusts44km/h (27mph)40km/h (25mph)39km/h (24mph)30km/h (18mph)37km/h (23mph)38km/h (23mph)30km/h (19mph)22km/h (14mph)
Direction 53°
NE
39°
NE
32°
NNE
37°
NE
52°
NE
91°
E
101°
ESE
114°
ESE
Wind chill21°C (69°F)19°C (65°F)18°C (64°F)20°C (68°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)
Waves
Height1.5m (5.1ft)1.4m (4.6ft)1.3m (4.2ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.4ft)1.1m (3.5ft)0.9m (3.1ft)
Direction 96°
E
99°
E
100°
E
82°
E
88°
E
96°
E
105°
ESE
107°
ESE
Period7.0 sec.7.0 sec.7.0 sec.7.0 sec.7.0 sec.7.0 sec.7.0 sec.7.0 sec.
Significant height1.3m (4.3ft)1.1m (3.6ft)1.0m (3.3ft)1.3m (4.3ft)1.2m (3.9ft)1.0m (3.3ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Thursday 4 June 2026

On Thursday 4 June 2026, the sun will rise at 06:12 and will set at 20:25 on the beach(es) of Charleston. The outside temperature will be a high of 76°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! The sea will be generally calm, with a wind speed of up to 12.4mph km/h (with gusts up to 18.6mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)20°C (68°F)19°C (66°F)23°C (73°F)24°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)
Perceived temperature22°C (71°F)20°C (68°F)19°C (66°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity57%63%69%52%50%50%53%59%
Barometric pressure1023 hPa1021 hPa1022 hPa1024 hPa1023 hPa1021 hPa1021 hPa1021 hPa
Cloud cover7%3%0%2%7%8%7%7%
Heat index24°C (76°F)20°C (68°F)19°C (66°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Dew point13°C (55°F)13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)14°C (57°F)
Wind
Speed10km/h (6mph)12km/h (7mph)12km/h (8mph)9km/h (5mph)17km/h (10mph)20km/h (12mph)14km/h (9mph)12km/h (7mph)
Gusts17km/h (10mph)20km/h (12mph)20km/h (12mph)11km/h (7mph)23km/h (14mph)30km/h (18mph)25km/h (15mph)19km/h (12mph)
Direction 90°
E
13°
NNE

N

N
109°
ESE
116°
ESE
132°
SE
147°
SSE
Wind chill22°C (71°F)20°C (68°F)19°C (66°F)23°C (73°F)24°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)
Waves
Height0.9m (2.9ft)0.9m (2.9ft)0.9m (2.8ft)0.8m (2.7ft)0.8m (2.7ft)1.0m (3.1ft)0.9m (2.9ft)0.8m (2.6ft)
Direction 107°
ESE
106°
ESE
106°
ESE
106°
ESE
107°
ESE
105°
ESE
106°
ESE
106°
ESE
Period7.0 sec.9.2 sec.9.0 sec.8.9 sec.8.5 sec.8.4 sec.8.3 sec.8.2 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.6m (2ft)0.8m (2.6ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Friday 5 June 2026

On Friday 5 June 2026, the sun will rise at 06:11 and will set at 20:25 on the beach(es) of Charleston. The outside temperature will be a high of 76°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 9.9mph km/h (with gusts up to 19.9mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)20°C (69°F)24°C (75°F)21°C (70°F)23°C (74°F)21°C (69°F)23°C (74°F)
Perceived temperature25°C (76°F)22°C (71°F)20°C (69°F)25°C (77°F)21°C (70°F)25°C (77°F)21°C (69°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity59%60%70%58%54%54%58%65%
Barometric pressure1021 hPa1020 hPa1021 hPa1022 hPa1022 hPa1020 hPa1019 hPa1020 hPa
Cloud cover3%0%0%0%0%0%0%0%
Heat index25°C (76°F)25°C (76°F)20°C (69°F)25°C (77°F)24°C (76°F)25°C (77°F)21°C (69°F)25°C (77°F)
Dew point14°C (57°F)14°C (56°F)15°C (58°F)15°C (59°F)12°C (53°F)13°C (56°F)12°C (54°F)16°C (61°F)
Wind
Speed9km/h (6mph)1km/h (0mph)8km/h (5mph)9km/h (6mph)15km/h (9mph)16km/h (10mph)15km/h (9mph)15km/h (9mph)
Gusts15km/h (9mph)1km/h (1mph)14km/h (9mph)11km/h (7mph)32km/h (20mph)30km/h (18mph)31km/h (19mph)25km/h (16mph)
Direction 158°
SSE
73°
ENE

N
44°
NE
122°
ESE
131°
SE
147°
SSE
155°
SSE
Wind chill22°C (72°F)22°C (71°F)20°C (69°F)24°C (75°F)21°C (70°F)23°C (74°F)21°C (69°F)23°C (74°F)
Waves
Height0.7m (2.4ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)
Direction 107°
ESE
108°
ESE
108°
ESE
108°
ESE
110°
ESE
111°
ESE
112°
ESE
114°
ESE
Period8.4 sec.8.3 sec.8.2 sec.8.0 sec.8.0 sec.8.1 sec.7.9 sec.7.8 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Saturday 6 June 2026

On Saturday 6 June 2026, the sun will rise at 06:11 and will set at 20:26 on the beach(es) of Charleston. The outside temperature will be a high of 79°F t and a low of 72°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 10.6mph km/h (with gusts up to 18mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)22°C (72°F)23°C (73°F)25°C (78°F)22°C (72°F)24°C (75°F)25°C (76°F)24°C (75°F)
Perceived temperature25°C (77°F)25°C (76°F)25°C (77°F)27°C (80°F)25°C (76°F)25°C (78°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%71%70%59%57%61%67%77%
Barometric pressure1019 hPa1019 hPa1019 hPa1020 hPa1019 hPa1018 hPa1017 hPa1017 hPa
Cloud cover0%0%0%0%0%0%5%15%
Heat index25°C (77°F)25°C (76°F)25°C (77°F)27°C (80°F)25°C (76°F)25°C (78°F)26°C (79°F)26°C (79°F)
Dew point17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)13°C (56°F)16°C (60°F)18°C (65°F)20°C (68°F)
Wind
Speed12km/h (7mph)7km/h (4mph)4km/h (3mph)5km/h (3mph)13km/h (8mph)16km/h (10mph)13km/h (8mph)17km/h (11mph)
Gusts20km/h (12mph)12km/h (7mph)7km/h (4mph)6km/h (4mph)27km/h (17mph)29km/h (18mph)22km/h (13mph)28km/h (18mph)
Direction 181°
S
194°
SSW
143°
SE
155°
SSE
145°
SE
158°
SSE
167°
SSE
169°
S
Wind chill23°C (73°F)22°C (72°F)23°C (73°F)25°C (78°F)22°C (72°F)24°C (75°F)25°C (76°F)24°C (75°F)
Waves
Height0.6m (2.0ft)0.6m (1.9ft)0.6m (1.9ft)0.6m (1.8ft)0.6m (1.8ft)0.6m (1.8ft)0.6m (1.8ft)0.6m (1.9ft)
Direction 114°
ESE
116°
ESE
117°
ESE
119°
ESE
119°
ESE
118°
ESE
119°
ESE
119°
ESE
Period7.5 sec.7.3 sec.6.8 sec.8.1 sec.8.8 sec.8.7 sec.8.5 sec.8.5 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Sunday 7 June 2026

On Sunday 7 June 2026, the sun will rise at 06:11 and will set at 20:26 on the beach(es) of Charleston. The outside temperature will be a high of 81°F t and a low of 76°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 18.6mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)24°C (74°F)26°C (78°F)26°C (80°F)26°C (79°F)25°C (78°F)25°C (76°F)
Perceived temperature26°C (79°F)26°C (78°F)26°C (78°F)28°C (82°F)28°C (83°F)28°C (82°F)27°C (81°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%86%85%73%68%70%76%79%
Barometric pressure1017 hPa1016 hPa1017 hPa1017 hPa1017 hPa1016 hPa1016 hPa1016 hPa
Cloud cover3%17%85%56%24%28%60%32%
Heat index26°C (79°F)26°C (78°F)26°C (78°F)28°C (82°F)28°C (83°F)28°C (82°F)27°C (81°F)27°C (80°F)
Dew point21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)20°C (68°F)21°C (69°F)21°C (69°F)
Wind
Speed17km/h (11mph)15km/h (9mph)11km/h (7mph)14km/h (9mph)19km/h (12mph)21km/h (13mph)19km/h (12mph)18km/h (11mph)
Gusts27km/h (17mph)24km/h (15mph)17km/h (11mph)18km/h (11mph)27km/h (17mph)30km/h (18mph)28km/h (17mph)28km/h (18mph)
Direction 182°
S
209°
SSW
233°
SW
207°
SSW
187°
S
188°
S
192°
SSW
197°
SSW
Wind chill24°C (75°F)24°C (75°F)24°C (74°F)26°C (78°F)26°C (80°F)26°C (79°F)25°C (78°F)25°C (76°F)
Waves
Height0.6m (1.9ft)0.6m (1.9ft)0.5m (1.8ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 120°
ESE
122°
ESE
122°
ESE
123°
ESE
124°
ESE
124°
SE
124°
SE
124°
SE
Period8.5 sec.8.6 sec.8.6 sec.8.6 sec.8.6 sec.8.5 sec.8.5 sec.8.5 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 06:11 and will set at 20:27 on the beach(es) of Charleston. The outside temperature will be a high of 83°F t and a low of 76°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 13.7mph km/h (with gusts up to 23mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (75°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)26°C (80°F)25°C (77°F)
Perceived temperature27°C (80°F)26°C (79°F)26°C (79°F)27°C (81°F)29°C (84°F)30°C (85°F)28°C (83°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%87%86%77%70%67%71%77%
Barometric pressure1015 hPa1015 hPa1016 hPa1017 hPa1016 hPa1015 hPa1014 hPa1015 hPa
Cloud cover11%11%44%52%43%28%13%16%
Heat index27°C (80°F)26°C (79°F)26°C (79°F)27°C (81°F)29°C (84°F)30°C (85°F)28°C (83°F)27°C (81°F)
Dew point21°C (70°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Wind
Speed17km/h (11mph)13km/h (8mph)9km/h (5mph)9km/h (6mph)13km/h (8mph)21km/h (13mph)22km/h (13mph)18km/h (11mph)
Gusts27km/h (17mph)21km/h (13mph)14km/h (9mph)13km/h (8mph)20km/h (12mph)32km/h (20mph)37km/h (23mph)33km/h (20mph)
Direction 203°
SSW
239°
WSW
261°
W
246°
WSW
210°
SSW
194°
SSW
207°
SSW
222°
SW
Wind chill25°C (76°F)24°C (75°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)26°C (80°F)25°C (77°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)
Direction 124°
ESE
124°
ESE
123°
ESE
124°
ESE
124°
SE
125°
SE
125°
SE
126°
SE
Period8.4 sec.8.4 sec.8.3 sec.8.2 sec.8.0 sec.7.8 sec.7.8 sec.7.7 sec.
Significant height0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)1.0m (3.3ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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