September 2025 Weather | Charleston, South Carolina

Today 9/5
Cloudy Weather
Day 88°
Night 73°
1
Sat 9/6
Cloudy Weather
Day 88°
Night 73°
1
Sun 9/7
Cloudy Weather
Day 88°
Night 70°
55
Mon 9/8
Cloudy Weather
Day 82°
Night 70°
22
Tue 9/9
Cloudy Weather
Day 79°
Night 66°
25
Wed 9/10
Cloudy Weather
Day 77°
Night 70°
25
Thu 9/11
Cloudy Weather
Day 79°
Night 66°
18
Fri 9/12
Cloudy Weather
Day 79°
Night 68°
25
Sat 9/13
Cloudy Weather
Day 82°
Night 70°
7
Sun 9/14
Cloudy Weather
Day 82°
Night 72°
3
Mon 9/15
Cloudy Weather
Day 84°
Night 73°
0
Tue 9/16
Sunny Weather
Day 82°
Night 73°
0
Wed 9/17
Cloudy Weather
Day 82°
Night 72°
3
Thu 9/18
Stormy Weather
Day 84°
Night 73°
58
Fri 9/19
Rainy Weather
Day 79°
Night 75°
57
Sat 9/20
Cloudy Weather
Day 81°
Night 75°
25
Sun 9/21
Cloudy Weather
Day 81°
Night 73°
25
Mon 9/22
Sunny with a Chance of Thunderstorms
Day 82°
Night 73°
65
Tue 9/23
Cloudy Weather
Day 79°
Night 70°
25
Wed 9/24
Cloudy Weather
Day 77°
Night 70°
25
Thu 9/25
Stormy Weather
Day 75°
Night 70°
68
Fri 9/26
Cloudy Weather
Day 77°
Night 73°
25
Sat 9/27
Rainy Weather
Day 79°
Night 73°
59
Sun 9/28
Stormy Weather
Day 81°
Night 73°
65
Mon 9/29
Rainy Weather
Day 81°
Night 73°
58
Tue 9/30
Cloudy Weather
Day 81°
Night 73°
55