Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The average high-temperature mildly increases in May, edging from a pleasant 70.9°F (21.6°C) in April to a moderately hot 78.4°F (25.8°C). During May, Washington observes a consistent average nighttime temperature of 60.4°F (15.8°C).Humidity
In May, the average relative humidity in Washington is 79%.Rainfall
In Washington, during May, the rain falls for 17.6 days and regularly aggregates up to 3.35" (85mm) of precipitation. In Washington, during the entire year, the rain falls for 169 days and collects up to 36.1" (917mm) of precipitation.Snowfall
In Washington, snow does not fall in April through October.Daylight
In Washington, the average length of the day in May is 14h and 3min.On the first day of May, sunrise is at 6:15 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:18 pm EDT.
Sunshine
In Washington, the average sunshine in May is 9.4h.UV index
In Washington, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are the temperatures in Washington in May?
What is the average humidity in May in Washington?
How much does it rain in Washington in May?
When it does not snow in Washington?
What is the average length of the day in May in Washington?
When is the sunrise / sunset in May in Washington?
How many hours of sunshine does Washington have in May?
How high is the UV index in May in Washington?
Average temperature in May
Washington, NC
- Average high temperature in May: 78.4°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in May: 60.4°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).
Average pressure in May
Washington, NC
- Average pressure in May: 30.03"Hg
The months with the highest atmospheric pressure are November and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Washington, NC
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Washington, NC
- Average humidity in May: 79%
The months with the highest relative humidity are August, September and December (80%).
The months with the lowest relative humidity are January and April (76%).
Average rainfall in May
Washington, NC
- Average rainfall in May: 3.35"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in May
Washington, NC
- Average rainfall days in May: 17.6 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in May
Washington, NC
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Washington, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.6 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
Washington, NC
- Average daylight in May: 14h and 1min
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 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in May
Washington, NC
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in May
Washington, 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
Washington, NC
- Average cloud cover in May: 41
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and October (Cloud cover 35).
Average visibility in May
Washington, NC
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Washington, North Carolina, USA
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