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 May begins, there is an increase in the average high-temperature, moving from a cool 50.9°F (10.5°C) in April to a refreshing 64.8°F (18.2°C). Halliday sees an average low-temperature of 46.2°F (7.9°C) during May.Humidity
The average relative humidity in May is 60%.Rainfall
In Halliday, during May, the rain falls for 13.4 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Halliday, during the entire year, the rain falls for 100.8 days and collects up to 14.88" (378mm) of precipitation.Snowfall
Months with snowfall in Halliday, North Dakota, are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Halliday aggregates 0.31" (8mm) of snow. In Halliday, during the entire year, snow falls for 66.7 days and aggregates up to 20.04" (509mm) of snow.Daylight
In Halliday, the average length of the day in May is 15h and 8min.On the first day of the month, sunrise is at 5:31 am and sunset at 8:01 pm. On the last day of May, in Halliday, sunrise is at 4:56 am and sunset at 8:37 pm MDT.
Sunshine
In May, the average sunshine is 9.7h.UV index
The average daily maximum UV index in May in Halliday is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 4 during May translates into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Halliday?
What is the average humidity in May in Halliday?
How many days does it rain in May in Halliday?
What is the last month it snows in Halliday?
How many hours of daylight does Halliday have in May?
When are sunrise and sunset in May in Halliday?
How long on average sun shines in May in Halliday?
How high is the UV index in May in Halliday?
Average temperature in May
Halliday, ND
- Average high temperature in May: 64.8°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 (21.2°F).
- Average low temperature in May: 46.2°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in May
Halliday, ND
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Halliday, ND
- Average wind speed in May: 10.1mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in May
Halliday, ND
- Average humidity in May: 60%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (53%).
Average rainfall in May
Halliday, ND
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in May
Halliday, ND
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in May
Halliday, ND
- Average snowfall in May: 0.31"
The month with the highest snowfall is December (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Halliday, ND
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Halliday, ND
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in May
Halliday, ND
- Average sunshine days in May: 15 days
The month with the most sunshine days is September (20 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in May
Halliday, ND
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in May
Halliday, ND
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in May
Halliday, 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).
Halliday, North Dakota, USA
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