Measurements:
°C
°F
Wilmington
24°F
SW 6 mph
Feels like: 14°F
Precip: 0%
World Resorts USA Wilmington Weather May Weather in Wilmington

Wilmington Weather: May

Average Day Temperature: 71.1°F
Average Night Temperature: 57.0°F
Sea Water Temperature: 62.5°F
Number of Sunny Days: 10 days
Sunshine Hours: 13.9 - 14.8 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.8 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 90°F. The lowest night temperature was 48°F. The average values for day and night temperatures during May were 73.0°F и 58.4°F respectivly.

Wilmington Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Wilmington was 64.0°F. The maximum and minimum values were 61.4°F and 65.8°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Wilmington is 0.8 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 7.6 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Wilmington in May is 7.2 hours.

Best Time to Visit Wilmington
The most sunny months:
November 16 days
October 16 days
September 15 days
The most warm months:
July 89.4 °F
August 85.9 °F
June 83.1 °F
Warmest sea temperature:
July 83.7 °F
August 82.9 °F
September 76.9 °F
The most cold months:
January 37.7 °F
February 41.1 °F
December 42.8 °F
The most rainy months:
July 4 days
August 4 days
June 3 days
The most windy months:
March 9 mph
April 9 mph
January 8 mph

Wilmington on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Wilmington
Local time: 03:06
05 dec, friday
0600 22°F
SW
4 mph
0900 22°F
NW
6 mph
1200 26°F
N
4 mph
1500 26°F
N
2 mph
1800 26°F
SW
1 mph
2100 26°F
SW
2 mph
06 dec, saturday
0000 26°F
S
2 mph
0300 28°F
SE
2 mph