May weather forecastMorton, MN
May
Weather in May
The last month of the spring, May, is a comfortable month in Morton, Minnesota, with temperature in the range of an average high of 67.5°F (19.7°C) and an average low of 50.5°F (10.3°C).Temperature
May brings a temperature change, with average high-temperatures moving from April's cool 54°F (12.2°C) to a comfortable 67.5°F (19.7°C). During May, Morton experiences an average low-temperature of 50.5°F (10.3°C) at night.Humidity
The least humid month is May, with an average relative humidity of 67%.Rainfall
In May, the rain falls for 13.4 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 98 rainfall days, and 14.61" (371mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Morton, the average length of the day in May is 14h and 50min.On the first day of the month, sunrise is at 6:08 am and sunset at 8:25 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:57 pm CDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
In Morton, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Morton, MN
- Average high temperature in May: 67.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.3°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (6.6°F).
Average pressure in May
Morton, MN
- Average pressure in May: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Morton, MN
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in May
Morton, MN
- Average humidity in May: 67%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (67%).
Average rainfall in May
Morton, MN
- Average rainfall in May: 1.89"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Morton, MN
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is June (15.6 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in May
Morton, MN
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Morton, MN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Morton, MN
- Average daylight in May: 14h and 48min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Morton, MN
- Average sunshine days in May: 16.1 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is June (12.9 days).
Average UV index in May
Morton, MN
- Average UV index in May: 5
The months with the highest UV index are June and 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
Morton, MN
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in May
Morton, MN
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





