May weather forecastDover, NC
May
Weather in May
May, the last month of the spring in Dover, is a warm month, with an average temperature ranging between max 78.8°F (26°C) and min 61.3°F (16.3°C).Temperature
The onset of May introduces a subtle rise in the average high-temperature, nudging from a pleasant 71.2°F (21.8°C) in April to a warm 78.8°F (26°C). An average low-temperature of 61.3°F (16.3°C) marks the nights throughout May.Humidity
In May, the average relative humidity is 78%.Rainfall
In Dover, during May, the rain falls for 16.4 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Dover, during the entire year, the rain falls for 172 days and collects up to 35.2" (894mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In May, the average length of the day is 14h and 2min.On the first day of May, sunrise is at 6:17 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:18 pm EDT.
Sunshine
The average sunshine in May is 9.7h.UV index
In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in May translates into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Dover, NC
- Average high temperature in May: 78.8°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (49.8°F).
- Average low temperature in May: 61.3°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).
Average pressure in May
Dover, NC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Dover, NC
- Average wind speed in May: 7.3mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Dover, NC
- Average humidity in May: 78%
The months with the highest relative humidity are August and September (79%).
The months with the lowest relative humidity are January and March (74%).
Average rainfall in May
Dover, NC
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in May
Dover, NC
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (10 days).
Average snowfall in May
Dover, NC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Dover, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Dover, NC
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 42min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in May
Dover, NC
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in May
Dover, NC
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Dover, NC
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in May
Dover, NC
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).





