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
As April transitions into May, Heil sees a rise in the average high-temperature, moving from a cool 52.3°F (11.3°C) to a refreshing 64.9°F (18.3°C). In May, the average low-temperature in Heil records at a frosty 46.2°F (7.9°C) during the nights.Humidity
The average relative humidity in May is 62%.Rainfall
In Heil, during May, the rain falls for 13.8 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Heil, North Dakota, during the entire year, the rain falls for 101.3 days and collects up to 14.25" (362mm) of precipitation.Snowfall
Months with snowfall in Heil are January through May, October through December. May is the last month it regularly snows in Heil. During 1.4 snowfall days, in May, Heil aggregates 1.34" (34mm) of snow. Throughout the year, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.Daylight
In May, the average length of the day in Heil is 15h and 1min.On the first day of the month, sunrise is at 5:31 am and sunset at 7:56 pm. On the last day of May, sunrise is at 4:58 am and sunset at 8:31 pm MDT.
Sunshine
In Heil, North Dakota, the average sunshine in May is 9.6h.UV index
The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 4 in May transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Heil?
What is the average humidity in May in Heil?
How many days does it rain in May in Heil?
What is the last month it snows in Heil?
How many hours of daylight does Heil have in May?
When are sunrise and sunset in May in Heil?
How many hours of sunshine does Heil have in May?
What is the UV index reading in May in Heil?
Average temperature in May
Heil, ND
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in May: 46.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in May
Heil, ND
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Heil, ND
- Average wind speed in May: 11mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in May
Heil, ND
- Average humidity in May: 62%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall in May
Heil, ND
- Average rainfall in May: 2.2"
The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in May
Heil, ND
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).
Average snowfall in May
Heil, ND
- Average snowfall in May: 1.34"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Heil, ND
- Average snowfall days in May: 1.4 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Heil, ND
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Heil, ND
- Average sunshine days in May: 13.7 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in May
Heil, ND
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Heil, ND
- Average cloud cover in May: 36
The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in May
Heil, ND
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Heil, North Dakota, USA
Weather forecast for your location
2. Allow the app to use your location