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
In May, the average high-temperature increases considerably from a chilly 47.8°F (8.8°C) in April to a comfortable 63.9°F (17.7°C). May witnesses an average nighttime temperature of 42.6°F (5.9°C).Humidity
May is the least humid month, with an average relative humidity of 70%.Rainfall
In Swan River, Minnesota, in May, it is raining for 15.8 days, with typically 1.89" (48mm) of accumulated precipitation. In Swan River, during the entire year, the rain falls for 113.8 days and collects up to 18.94" (481mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.4 snowfall days, in May, Swan River aggregates 0.71" (18mm) of snow. Throughout the year, there are 106.1 snowfall days, and 36.73" (933mm) of snow is accumulated.Daylight
In May, the average length of the day is 15h and 6min.On the first day of May in Swan River, sunrise is at 5:55 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:59 pm CDT.
Sunshine
The average sunshine in May is 8.2h.UV index
In Swan River, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In May, an average UV index of 4 transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heed this! Snow reflection can almost augment the UV radiation of the sun by 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 least humid month?
What is the average humidity in May in Swan River?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Swan River have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Swan River have in May?
What is the UV index reading in May?
Average temperature in May
Swan River, MN
- Average high temperature in May: 63.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (15.8°F).
- Average low temperature in May: 42.6°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (1.4°F).
Average pressure in May
Swan River, MN
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Swan River, MN
- Average wind speed in May: 7.2mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in May
Swan River, MN
- Average humidity in May: 70%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).
Average rainfall in May
Swan River, MN
- Average rainfall in May: 1.89"
The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January and February (0.75").
Average rainfall days in May
Swan River, MN
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Swan River, MN
- Average snowfall in May: 0.71"
The month with the highest snowfall is December (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Swan River, MN
- Average snowfall days in May: 1.4 days
The month with the highest number of snowfall days is January (21.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Swan River, MN
- 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: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in May
Swan River, MN
- Average sunshine days in May: 12.8 days
The months with the most sunshine days are August and September (16.5 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in May
Swan River, MN
- 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, November and December (UV index 1).
Average cloud cover in May
Swan River, MN
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in May
Swan River, MN
- Average visibility in May: 6mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Swan River, Minnesota, USA
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