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
May's onset is marked by a temperature increase, moving from a cool 51.8°F (11°C) in April to a refreshing 62.2°F (16.8°C). In May, Valier encounters an average low-temperature of 43.7°F (6.5°C) during the night.Humidity
The average relative humidity in May is 55%.Rainfall
In Valier, in May, it is raining for 16.1 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, in Valier, there are 104.3 rainfall days, and 11.93" (303mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 1.3 snowfall days, in May, Valier aggregates 1.34" (34mm) of snow. Throughout the year, there are 68.2 snowfall days, and 25.63" (651mm) of snow is accumulated.Daylight
In Valier, the average length of the day in May is 15h and 14min.On the first day of the month, sunrise is at 6:08 am and sunset at 8:43 pm. On the last day of May, sunrise is at 5:32 am and sunset at 9:21 pm MDT.
Sunshine
The average sunshine in May in Valier is 10.2h.UV index
In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Valier have in May?
How high is the UV index in May?
Average temperature in May
Valier, MT
- Average high temperature in May: 62.2°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is December (28.6°F).
- Average low temperature in May: 43.7°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is December (16°F).
Average pressure in May
Valier, MT
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Valier, MT
- Average wind speed in May: 9.6mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in May
Valier, MT
- Average humidity in May: 55%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (40%).
Average rainfall in May
Valier, MT
- Average rainfall in May: 1.85"
The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in May
Valier, MT
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in May
Valier, MT
- Average snowfall in May: 1.34"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Valier, MT
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is December (12.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Valier, MT
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Valier, MT
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (12.2 days).
Average UV index in May
Valier, MT
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Valier, MT
- Average cloud cover in May: 34
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in May
Valier, MT
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Valier, Montana, USA
Weather forecast for your location
2. Allow the app to use your location