May weather forecastHarlow, ND
May
Weather in May
The last month of the spring, May, is an enjoyable month in Harlow, North Dakota, with an average temperature fluctuating between 46°F (7.8°C) and 63.9°F (17.7°C).Temperature
The shift into May is marked by a considerable temperature increase, with the average high-temperature soaring from a frosty 48.2°F (9°C) in April to a comfortable 63.9°F (17.7°C). May brings Harlow a consistent average low-temperature of 46°F (7.8°C).Humidity
The average relative humidity in May is 61%.Rainfall
In Harlow, in May, during 13 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 96 rainfall days, and 15.39" (391mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Harlow. During 0.7 snowfall days, in May, Harlow aggregates 0.28" (7mm) of snow. In Harlow, during the entire year, snow falls for 79.2 days and aggregates up to 20.87" (530mm) of snow.Daylight
The average length of the day in May in Harlow, North Dakota, is 15h and 13min.On the first day of the month, sunrise is at 6:17 am and sunset at 8:52 pm. On the last day of May, sunrise is at 5:42 am and sunset at 9:29 pm CDT.
Sunshine
In Harlow, the average sunshine in May is 9.2h.UV index
In May, the average daily maximum UV index in Harlow is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 during May translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Harlow, ND
- Average high temperature in May: 63.9°F
The warmest month (with the highest average high temperature) is August (80.1°F).
The month with the lowest average high temperature is January (15.3°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).
Average pressure in May
Harlow, 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
Harlow, ND
- Average wind speed in May: 10.3mph
The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in May
Harlow, 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
Harlow, ND
- Average rainfall in May: 1.81"
The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in May
Harlow, ND
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in May
Harlow, ND
- Average snowfall in May: 0.28"
The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Harlow, ND
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is December (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Harlow, ND
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 9h and 12min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in May
Harlow, ND
- Average sunshine days in May: 15.7 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in May
Harlow, 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 December (UV index 1).
Average cloud cover in May
Harlow, ND
- Average cloud cover in May: 39
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in May
Harlow, 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).





