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 transition to May introduces an increase in the average high-temperature, shifting from a comfortable 62.8°F (17.1°C) in April to an agreeable 72°F (22.2°C). The average temperature drops to a fresh 51.3°F (10.7°C) during the night in the month of May.Humidity
In Fort Defiance, the average relative humidity in May is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 2.8" (71mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Fort Defiance aggregates 0.12" (3mm) of snow. Throughout the year, there are 17.7 snowfall days, and 14.41" (366mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 16min.On the first day of May, sunrise is at 6:18 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in May is 9h.UV index
In Fort Defiance, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 5 suggests this advice:
Make use of precautions - It is urged to ward off sun damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Fort Defiance have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Fort Defiance, VA
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in May
Fort Defiance, VA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Fort Defiance, VA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Fort Defiance, VA
- Average humidity in May: 78%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is January (74%).
Average rainfall in May
Fort Defiance, VA
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in May
Fort Defiance, VA
- Average rainfall days in May: 18.2 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in May
Fort Defiance, VA
- Average snowfall in May: 0.12"
The month with the highest snowfall is March (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Fort Defiance, VA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fort Defiance, VA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in May
Fort Defiance, VA
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in May
Fort Defiance, VA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Fort Defiance, VA
- Average cloud cover in May: 43
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 32).
Average visibility in May
Fort Defiance, VA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July and November (6mi).
The months with the lowest visibility are January, February, March, May, August, September, October and December (5mi).
Fort Defiance, Virginia, USA
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