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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Mount Pleasant, SC
Content continues below
May
Average Temperature
High
26°
Feels 27
Low
19°
Feels 19
Average Precipitation
9 Days
Rain amount
75.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
30°
18
26°
19
26°
20
27°
21
27°
22
27°
23
27°
24
27°
25
27°
26
26°
27
27°
28
27°
29
27°
30
28°
31
28°
Forecast
Sunday, May 17, 2026
Day
30°
Feels 33
Wind
20 km/h S
Gust
30 km/h
Humidity
59%
P.O.P
30%
Night
22°
Feels 22
Wind
17 km/h S
Gust
26 km/h
Humidity
92%
P.O.P
0%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.