May weather forecastSouth Heart, ND
May
Weather in May
The last month of the spring, May, is a refreshing month in South Heart, North Dakota, with an average temperature fluctuating between 64°F (17.8°C) and 45.7°F (7.6°C).Temperature
South Heart's weather in May shows a rise in the average high-temperature, moving up from April's fresh 51.1°F (10.6°C) to a comfortable 64°F (17.8°C). In the month of May, an average of 45.7°F (7.6°C) marks the low-temperature in South Heart.Humidity
The average relative humidity in May is 61%.Rainfall
The months with the most rainfall are May and July, with an average 1.93" (49mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in South Heart. May is the last month it regularly snows. During 1 snowfall days, in May, South Heart aggregates 1.02" (26mm) of snow. In South Heart, North Dakota, during the entire year, snow falls for 56.7 days and aggregates up to 19.72" (501mm) of snow.Daylight
In May, the average length of the day in South Heart is 15h and 4min.On the first day of the month, sunrise is at 5:35 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:01 am and sunset at 8:38 pm MDT.
Sunshine
The average sunshine in May in South Heart is 9.6h.UV index
In South Heart, 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 ordinary individuals.Note: The UV index of 4 during May leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
South Heart, ND
- Average high temperature in May: 64°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in May: 45.7°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in May
South Heart, 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
South Heart, ND
- Average wind speed in May: 10.7mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in May
South Heart, ND
- Average humidity in May: 61%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (51%).
Average rainfall in May
South Heart, ND
- Average rainfall in May: 1.93"
The wettest months (with the highest rainfall) are May and July (1.93").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in May
South Heart, ND
- Average rainfall days in May: 12.8 days
The month with the highest number of rainy days is June (12.9 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in May
South Heart, ND
- Average snowfall in May: 1.02"
The month with the highest snowfall is November (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
South Heart, ND
- Average snowfall days in May: 1 days
The month with the highest number of snowfall days is February (11.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
South Heart, ND
- 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: 9h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).
Average sunshine days in May
South Heart, ND
- Average sunshine days in May: 15.5 days
The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is April (14.4 days).
Average UV index in May
South Heart, ND
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in May
South Heart, ND
- Average cloud cover in May: 36
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in May
South Heart, 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).
