World Resorts USA Mount Pleasant Weather

Mount Pleasant weather in May

Weather in Mount Pleasant: May

Average day temperature: 79.0°F
Average night temperature: 67.7°F
Sea water temperature: 74.2°F
Number of sunny days: 11 days
Day length: 13.5 - 14.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.0 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 94°F. At the same time the lowest night temperature was 65°F. Daily and nightly averages during May were 83.3°F and 71.6°F.

Sea water temperature in Mount Pleasant in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 75.5°F. The highest and lowest sea temperatures during the month were 78.6°F and 71.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Mount Pleasant in May is 1.0 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 7.8 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.2.

Best time for vacation in Mount Pleasant

Sunniest months:
October 17 days
April 15 days
December 14 days
Warmest months:
July 87.5 °F
August 85.7 °F
June 84.8 °F
Warmest sea temp:
July 84.1 °F
August 83.9 °F
September 80.6 °F
Coldest months:
January 55.8 °F
December 59.2 °F
February 60.3 °F
Rainiest months:
July 5 days
August 4 days
September 3 days
Windiest months:
January 8.7 mph
March 8.6 mph
February 8.5 mph

Mount Pleasant on a weather map

Mount Pleasant
+39°F
S 21 mph
Feels like: +30°F
Precip.: 0%
Places in USA:
Name
°F
+21°F
+77°F
+77°F
+63°F
+66°F
+73°F
+72°F
+73°F
+23°F
+61°F
+48°F
+66°F
+64°F
+43°F
+10°F
24 Hours Forecast
Mount Pleasant
Local time: 21:24
December 15, monday
0000
30°F
S
21 mph
0300
27°F
S
17 mph
0600
27°F
SW
16 mph
0900
30°F
SW
12 mph
1200
36°F
SW
9 mph
1500
41°F
SW
4 mph
1800
41°F
NW
3 mph
2100
37°F
N
2 mph
Units of measurement: °C / °F