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
An escalation in the average high-temperature is seen with the onset of May, moving from a wintry 42.1°F (5.6°C) in April to a cool 53.2°F (11.8°C). In Monarch, the average nighttime temperature during May is an icy 34.2°F (1.2°C).Humidity
In Monarch, the average relative humidity in May is 73%.Rainfall
The month with the most rainfall is May, when the rain falls for 20.2 days and typically aggregates up to 4.69" (119mm) of precipitation.Snowfall
January through June, August through December are months with snowfall in Monarch. In May, it is snowing for 10.3 days. Throughout May, 11.1" (282mm) of snow is accumulated. In Monarch, during the entire year, snow falls for 137.4 days and aggregates up to 110.08" (2796mm) of snow.Daylight
In May, the average length of the day is 15h and 6min.On the first day of the month, sunrise is at 6:05 am and sunset at 8:34 pm. On the last day of May, in Monarch, sunrise is at 5:31 am and sunset at 9:10 pm MDT.
Sunshine
In Monarch, the average sunshine in May is 9.2h.UV index
In Monarch, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 3 in May suggests the following recommendations:
Stay alert. Light-skinned people could suffer burns 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. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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 wettest month?
How many days does it rain in May?
How much does it snow in May?
How many hours of daylight does Monarch have in May?
When is the sunrise / sunset in May in Monarch?
How many hours of sunshine does Monarch have in May?
What is the UV index reading in May?
Average temperature in May
Monarch, MT
- Average high temperature in May: 53.2°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (24.3°F).
- Average low temperature in May: 34.2°F
The months with the highest average low temperature are July and August (48.2°F).
The coldest month (with the lowest average low temperature) is December (11.7°F).
Average pressure in May
Monarch, MT
- Average pressure in May: 29.93"Hg
The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Monarch, MT
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in May
Monarch, MT
- Average humidity in May: 73%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (53%).
Average rainfall in May
Monarch, MT
- Average rainfall in May: 4.69"
The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is December (1.26").
Average rainfall days in May
Monarch, MT
- Average rainfall days in May: 20.2 days
The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in May
Monarch, MT
- Average snowfall in May: 11.1"
The month with the highest snowfall is April (19.29").
The month with the least snowfall is July (0").
Average snowfall days in May
Monarch, MT
- Average snowfall days in May: 10.3 days
The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is July (0 days).
Average daylight in May /
Average sunshine in May
Monarch, MT
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Monarch, MT
- Average sunshine days in May: 4.7 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is May (4.7 days).
Average UV index in May
Monarch, MT
- Average UV index in May: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in May
Monarch, MT
- Average cloud cover in May: 43
The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in May
Monarch, MT
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is February (4mi).
Monarch, Montana, USA
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