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
Entering May, Dutton sees a temperature rise, with the average high-temperature advancing from April's frosty 49.6°F (9.8°C) to a mild 60.4°F (15.8°C). During May, Dutton consistently records a temperature low averaging an icy 41.7°F (5.4°C).Humidity
The average relative humidity in May is 58%.Rainfall
In Dutton, in May, during 11.3 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Dutton, during the entire year, the rain falls for 73.3 days and collects up to 9.17" (233mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows in Dutton. During 1.1 snowfall days, in May, Dutton aggregates 1.26" (32mm) of snow. Throughout the year, there are 50.3 snowfall days, and 21.26" (540mm) of snow is accumulated.Daylight
In May, the average length of the day is 15h and 11min.On the first day of the month, sunrise is at 6:07 am and sunset at 8:40 pm. On the last day of May, in Dutton, sunrise is at 5:32 am and sunset at 9:17 pm MDT.
Sunshine
In May, the average sunshine in Dutton is 10.3h.UV index
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. On your guard! Snow's reflection can almost 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 average May temperature in Dutton?
What is the average humidity in May in Dutton?
How many days does it rain in May in Dutton?
What is the last month it snows in Dutton?
How many hours of daylight does Dutton have in May?
When are sunrise and sunset in May in Dutton?
How long on average sun shines in May in Dutton?
How high is the UV index in May in Dutton?
Average temperature in May
Dutton, MT
- Average high temperature in May: 60.4°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.8°F).
- Average low temperature in May: 41.7°F
The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).
Average pressure in May
Dutton, MT
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Dutton, MT
- Average wind speed in May: 9mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in May
Dutton, MT
- Average humidity in May: 58%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (42%).
Average rainfall in May
Dutton, MT
- Average rainfall in May: 1.61"
The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in May
Dutton, MT
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in May
Dutton, MT
- Average snowfall in May: 1.26"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Dutton, MT
- Average snowfall days in May: 1.1 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Dutton, 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 30min).
- Average sunshine in May: 10h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in May
Dutton, MT
- Average sunshine days in May: 16.8 days
The month with the most sunshine days is October (23.2 days).
The month with the least sunshine days is February (15.8 days).
Average UV index in May
Dutton, 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
Dutton, MT
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in May
Dutton, 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).
Dutton, Montana, USA
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