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 exhibits a considerable increase in May, surging from a wintry 40.6°F (4.8°C) in April to a mild 57.2°F (14°C). May witnesses an average nighttime temperature of 40.6°F (4.8°C) in Willow.Humidity
With an average relative humidity of 61%, May is the least humid month.Rainfall
In Willow, during May, the rain falls for 11.8 days and regularly aggregates up to 0.75" (19mm) of precipitation. In Willow, during the entire year, the rain falls for 134.1 days and collects up to 13.86" (352mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Willow aggregates 0.16" (4mm) of snow. Throughout the year, there are 56.9 snowfall days, and 26.54" (674mm) of snow is accumulated.Daylight
In May, the average length of the day is 17h and 43min.On the first day of the month, sunrise is at 5:44 am and sunset at 10:09 pm. On the last day of May, sunrise is at 4:29 am and sunset at 11:26 pm AKDT.
Sunshine
With an average of 11.4h of sunshine, May has the most sunshine of the year.UV index
May through July, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 4 in May, converts into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Willow in May?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Willow have in May?
When is the sunrise / sunset in May?
What month has the most sunshine?
How many hours of sunshine does Willow have in May?
What is the month with the highest UV index?
How high is the UV index in May?
Average temperature in May
Willow, AK
- Average high temperature in May: 57.2°F
The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is January (17.8°F).
- Average low temperature in May: 40.6°F
The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in May
Willow, AK
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in May
Willow, AK
- Average wind speed in May: 4.8mph
The windiest month (with the highest average wind speed) is November (5.1mph).
The calmest month (with the lowest average wind speed) is April (4.3mph).
Average humidity in May
Willow, AK
- Average humidity in May: 61%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall in May
Willow, AK
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is September (2.13").
The driest month (with the least rainfall) is April (0.63").
Average rainfall days in May
Willow, AK
- Average rainfall days in May: 11.8 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in May
Willow, AK
- Average snowfall in May: 0.16"
The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Willow, AK
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Willow, AK
- Average daylight in May: 17h and 4min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in May: 11h and 2min
The month with the most sunshine is May (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in May
Willow, AK
- Average sunshine days in May: 16.6 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in May
Willow, AK
- Average UV index in May: 4
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Willow, AK
- Average cloud cover in May: 41
The months with the most cloud cover are April and August (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 40).
Average visibility in May
Willow, AK
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
Willow, Alaska, USA
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