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
Grand Rapids's transition into May marks a considerable rise in the average high-temperature, moving up from a frosty 47.8°F (8.8°C) in April to an enjoyable 63.9°F (17.7°C). In Grand Rapids, May's nights observe an average temperature dip to a cold 42.6°F (5.9°C).Humidity
May is the least humid month, with an average relative humidity of 70%.Rainfall
In May, the rain falls for 15.8 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 113.8 rainfall days, and 18.94" (481mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.4 snowfall days, in May, Grand Rapids aggregates 0.71" (18mm) of snow. Throughout the year, there are 106.1 snowfall days, and 36.73" (933mm) of snow is accumulated.Daylight
The average length of the day in May is 15h and 7min.On the first day of May, sunrise is at 5:56 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 9:01 pm CDT.
Sunshine
In May, the average sunshine in Grand Rapids is 8.2h.UV index
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 the ordinary person.Note: In May, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Enhance your sun protection with tightly woven, yet airy clothing. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grand Rapids in May?
What is the least humid month?
What is the average humidity in May in Grand Rapids?
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 are sunrise and sunset in May?
How many hours of sunshine does Grand Rapids have in May?
How high is the UV index in May?
Average temperature in May
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, MN
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 54min).
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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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
Grand Rapids, 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).
Grand Rapids, Minnesota, USA
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