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 arrival brings a noticeable temperature shift, escalating from a chilly 48.7°F (9.3°C) in April to an enjoyable 63.3°F (17.4°C). An average low-temperature of 44.8°F (7.1°C) is noted during the nights in May in Isle.Humidity
The least humid month is May, with an average relative humidity of 72%.Rainfall
In Isle, in May, during 14.4 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 109.6 rainfall days, and 15.83" (402mm) of precipitation is accumulated.Snowfall
Months with snowfall in Isle are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Isle aggregates 1.06" (27mm) of snow. Throughout the year, there are 80.7 snowfall days, and 20.12" (511mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 59min.On the first day of May, sunrise is at 5:59 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:57 pm CDT.
Sunshine
In May, the average sunshine in Isle is 8.4h.UV index
In Isle, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Act with care - The need to guard against sun damage is communicated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Isle, MN
- Average high temperature in May: 63.3°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (17.4°F).
- Average low temperature in May: 44.8°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).
Average pressure in May
Isle, MN
- Average pressure in May: 29.94"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
Isle, MN
- Average wind speed in May: 7.9mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in May
Isle, MN
- Average humidity in May: 72%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).
Average rainfall in May
Isle, MN
- Average rainfall in May: 1.81"
The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in May
Isle, MN
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in May
Isle, MN
- Average snowfall in May: 1.06"
The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Isle, MN
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Isle, MN
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in May
Isle, MN
- Average sunshine days in May: 13.1 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (11 days).
Average UV index in May
Isle, 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
Isle, MN
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in May
Isle, MN
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Isle, Minnesota, USA
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