Charleston, South Carolina · now
Clear
- High / Low
- 79° / 65°
- Wind
- 21 mph NNE
- Humidity
- 78%
Tomorrow· Thursday83°/58°· Sunny
5° warmer than yesterday at this time
Current weather and 7-day forecast for Charleston, South Carolina, sourced directly from the National Weather Service. Expect partly sunny then slight chance rain showers today. Today's high is 79° with a low near 65°.
What to wear today
T-shirt and shorts weather
79°F today — easy summer dressing.
Temperature · next 24 hours
Next 24 hours
-
8 AM
68°
8%
-
10 AM
73°
8%
-
12 PM
76°
19%
-
2 PM
77°
14%
-
4 PM
77°
9%
-
6 PM
76°
7%
-
8 PM
73°
4%
-
10 PM
70°
3%
-
12 AM
69°
0%
-
2 AM
67°
2%
-
4 AM
66°
2%
-
6 AM
65°
0%
Live radar
View full radar →7 days
- Today 5/13 Partly Sunny then Slight Chance Rain Showers 19% 79° · 65°
- Thu 5/14 Sunny 1% 83° · 58°
- Fri 5/15 Sunny 1% 79° · 65°
- Sat 5/16 Sunny 0% 84° · 70°
- Sun 5/17 Mostly Sunny 3% 85° · 70°
- Mon 5/18 Sunny 5% 84° · 70°
- Tue 5/19 Slight Chance Rain Showers 15% 84° · 70°
Extended outlook days 8–16
- Wed 5/20
Cloudy 15% 82° · 70° - Thu 5/21
Drizzle 22% 83° · 69° - Fri 5/22 Cloudy 19% 77° · 69°
- Sat 5/23 Cloudy 21% 78° · 71°
- Sun 5/24 Cloudy 23% 80° · 73°
- Mon 5/25 Cloudy 19% 80° · 72°
- Tue 5/26 Sunny 16% 80° · 71°
- Wed 5/27 Sunny 16% 80° · 71°
- Thu 5/28 Cloudy 32% 82° · 70°
Days 8+ from the Open-Meteo multi-model ensemble — treat as a guide; accuracy drops past day 7.
Best time to head outside
Picks the upcoming daytime hour with the most favorable conditions for each activity. Factors in temperature, wind, precipitation timing, and pollen.
- RunTomorrow 6 AM
comfortable at 65°F · light wind (7 mph) · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Bike9 AM
comfortable at 71°F · light wind (8 mph) · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Golf9 AM
comfortable at 71°F · light wind (8 mph) · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100 - Picnic9 AM
comfortable at 71°F · light wind (8 mph) · no rain expected · pollen high today — allergy sufferers, take note
Excellent100 / 100
Climate normals
What weather to expect in Charleston
Charleston in May typically averages 80° highs and 68° lows, with about 17 days of rain. The hottest stretch is July (average high 88°); the coldest is January (average low 39°). July is the wettest month on average.
| Month | Avg high | Avg low | Rainy days |
|---|---|---|---|
| Jan | 54° | 39° | 9 |
| Feb | 61° | 46° | 10 |
| Mar | 69° | 53° | 9 |
| Apr | 76° | 62° | 10 |
| May | 80° | 68° | 17 |
| Jun | 86° | 75° | 20 |
| Jul | 88° | 78° | 28 |
| Aug | 84° | 75° | 27 |
| Sep | 82° | 70° | 19 |
| Oct | 75° | 61° | 9 |
| Nov | 69° | 54° | 11 |
| Dec | 59° | 45° | 9 |
Normals derived from the past two years of observations via Open-Meteo's historical archive.
More for Charleston
Other cities in South Carolina