May weather forecastRichwood, MN
May
Weather in May
The last month of the spring, May, is a refreshing month in Richwood, Minnesota, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 63.7°F (17.6°C).Temperature
With the onset of May, Richwood experiences a distinct temperature rise, with the average high-temperature advancing from April's frosty 49.3°F (9.6°C) to an enjoyable 63.7°F (17.6°C). An average nighttime temperature of 45.3°F (7.4°C) is observed during May.Humidity
With an average relative humidity of 69%, May is the least humid month.Rainfall
In Richwood, during May, the rain falls for 16.9 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 109.9 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
Months with snowfall in Richwood are January through May, October through December. May is the last month it regularly snows. During 0.9 snowfall days, in May, Richwood aggregates 0.83" (21mm) of snow. In Richwood, during the entire year, snow falls for 94.4 days and aggregates up to 30.67" (779mm) of snow.Daylight
In May, the average length of the day is 15h and 5min.On the first day of May in Richwood, sunrise is at 6:06 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 9:10 pm CDT.
Sunshine
In Richwood, the average sunshine in May is 8.4h.UV index
In Richwood, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 during May translates into the following guidance:
Guard yourself - Precautionary measures against sun damage are advocated. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Richwood, MN
- Average high temperature in May: 63.7°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (15.6°F).
- Average low temperature in May: 45.3°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).
Average pressure in May
Richwood, MN
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Richwood, MN
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is October (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in May
Richwood, MN
- Average humidity in May: 69%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (69%).
Average rainfall in May
Richwood, MN
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in May
Richwood, MN
- Average rainfall days in May: 16.9 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in May
Richwood, MN
- Average snowfall in May: 0.83"
The month with the highest snowfall is December (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Richwood, MN
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Richwood, MN
- Average daylight in May: 15h and 6min
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 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in May
Richwood, MN
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in May
Richwood, 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
Richwood, MN
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Richwood, MN
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).





