World Resorts USA Dover Weather

Dover weather in May

Weather in Dover: May

Average day temperature: 68.2°F
Average night temperature: 57.2°F
Number of sunny days: 9 days
Day length: 13.9 - 14.7 hours
Number of rainy days: 1 day
Precipitation totals: 0.8 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 86°F. At the same time the lowest night temperature was 47°F. Daily and nightly averages during May were 70.7°F and 58.0°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in May, in.

Precipitation total value in Dover in May is 0.8 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 9.3 mph

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: 7.2.

Best time for vacation in Dover

Sunniest months:
November 17 days
October 16 days
September 14 days
Warmest months:
July 84.5 °F
August 81.4 °F
June 79.0 °F
Coldest months:
January 40.3 °F
February 43.8 °F
December 45.4 °F
Rainiest months:
August 4 days
July 4 days
April 3 days
Windiest months:
March 10.9 mph
April 10.4 mph
January 10.4 mph

Dover on a weather map

Dover
+30°F
S 12 mph
Feels like: +21°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+9°F
24 Hours Forecast
Dover
Local time: 22:35
December 05, friday
0000
30°F
S
12 mph
0300
28°F
SW
11 mph
0600
28°F
W
6 mph
0900
28°F
W
3 mph
1200
30°F
SW
6 mph
1500
34°F
SW
5 mph
1800
34°F
S
6 mph
2100
34°F
S
6 mph
Units of measurement: °C / °F