May weather forecastSaint Joe, ND
May
Weather in May
The last month of the spring, May, is a comfortable month in Saint Joe, North Dakota, with an average temperature varying between 63°F (17.2°C) and 46.4°F (8°C).Temperature
The average high-temperature exhibits a considerable increase in May, surging from a frosty 47.7°F (8.7°C) in April to a refreshing 63°F (17.2°C). Saint Joe records an average temperature drop to a frosty 46.4°F (8°C) in May.Humidity
In May, the average relative humidity is 61%.Rainfall
In Saint Joe, during May, the rain falls for 13.9 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 101.6 rainfall days, and 15.83" (402mm) of precipitation is accumulated.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, Saint Joe aggregates 0.55" (14mm) of snow. In Saint Joe, North Dakota, during the entire year, snow falls for 87.4 days and aggregates up to 23.82" (605mm) of snow.Daylight
The average length of the day in May is 15h and 16min.On the first day of the month, sunrise is at 6:14 am and sunset at 8:50 pm. On the last day of May, sunrise is at 5:38 am and sunset at 9:28 pm CDT.
Sunshine
The average sunshine in May is 9h.UV index
In Saint Joe, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In May, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Saint Joe, ND
- Average high temperature in May: 63°F
The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is January (15.1°F).
- Average low temperature in May: 46.4°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (0.9°F).
Average pressure in May
Saint Joe, ND
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Saint Joe, ND
- Average wind speed in May: 10.4mph
The windiest month (with the highest average wind speed) is October (10.9mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in May
Saint Joe, ND
- Average humidity in May: 61%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (57%).
Average rainfall in May
Saint Joe, ND
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in May
Saint Joe, ND
- Average rainfall days in May: 13.9 days
The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in May
Saint Joe, ND
- Average snowfall in May: 0.55"
The month with the highest snowfall is December (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Saint Joe, ND
- Average snowfall days in May: 1.4 days
The month with the highest number of snowfall days is December (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Saint Joe, ND
- Average daylight in May: 15h and 18min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in May
Saint Joe, ND
- Average sunshine days in May: 13.6 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is March (10.3 days).
Average UV index in May
Saint Joe, ND
- 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 and November (UV index 1).
Average cloud cover in May
Saint Joe, ND
- Average cloud cover in May: 40
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in May
Saint Joe, ND
- 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, February, March and December (5mi).





