In general the best time to visit Wilmington is probably July, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
January, February, March, April, May, October, November, December usually has good weather. Average maximum temperature reaches +25°C during May.
In June, July, August, September the weather is average. Expect around 86 rainy days, and the precipitation amounts to approximately 202 mm in August.
Climate in Wilmington
Here is the detailed breakdown of the climate in Wilmington for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+26°C
+29°C
+31°C
+33°C
+37°C
+37°C
+38°C
+36°C
+36°C
+35°C
+29°C
+27°C
Average Maximum Temperature
+13°C
+15°C
+17°C
+21°C
+25°C
+28°C
+30°C
+29°C
+27°C
+23°C
+19°C
+15°C
Minimum Temperature
-18°C
-9°C
-6°C
0°C
+5°C
+12°C
+16°C
+14°C
+10°C
+1°C
-5°C
-12°C
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
70
70
69
68
73
76
78
80
79
75
73
73
Rain, mm
93
91
108
88
110
145
184
202
181
96
89
95
Snow, mm
2
1
1
0
0
0
0
0
0
0
0
1
Average wind speed, m/s
3
3
3
3
3
2
2
2
2
2
2
3
Sunny Days
10
9
10
11
8
5
3
4
7
12
11
11
Cloud Days
7
7
7
6
6
4
2
3
4
7
7
8
Rainy Days
12
12
14
13
17
20
23
24
19
12
12
12
Snowy Days
1
0
0
0
0
0
0
0
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Wilmington during the whole year:
The hottest month in Wilmington is July with average maximum temperature going up to +30°C. The coldest month is January with the lowest temperatures of +5°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Wilmington looks throughout the year, in %:
The most humid month in Wilmington is August with average humidity going up to 80%. The least humid month is April with an average humidity of 68%.
Rain
Amount of rainfall in mm. in Wilmington during the whole year based on historical data:
The sunniest and driest month is October with approximately 12 sunny days and a total precipitation of around 96 mm. The rainiest and wettest month is August with approximately 24 rainy days and 202 mm of total precipitation.
Snow
Amount of snow in mm. in Wilmington during the whole year based on historical data:
The snowiest month is January with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Wilmington:
What is the hottest month in Wilmington?
The hottest month in Wilmington is July with average maximum temperature of +30°C.
What is the coldest month in Wilmington?
The coldest month in Wilmington is January with minimum temperatures of +5°C.
Is Wilmington worth visiting in winter?
If you are planning to visit Wilmington in winter you can expect pretty good weather. The best month is July with +30°C and 3 sunny days.
When does it rain the least in Wilmington?
if you're looking to visit Wilmington when it rains the least, you should plan your trip for August, July, September. During this time, rainfall is rare with the driest month being April with only 88 mm of rain.
For this page, we’ve looked at the typical weather in Wilmington, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.