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
The shift into May is marked by a noticeable escalation in the average high-temperature, rising from April's frosty 49.8°F (9.9°C) to a refreshing 64.8°F (18.2°C). Coulee, during the month of May, experiences an average low-temperature of 46.4°F (8°C).Humidity
In Coulee, the average relative humidity in May is 59%.Rainfall
In Coulee, in May, it is raining for 12.8 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Coulee, there are 104.5 rainfall days, and 16.1" (409mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Coulee. During 0.6 snowfall days, in May, Coulee aggregates 0.12" (3mm) of snow. Throughout the year, there are 74.4 snowfall days, and 21.42" (544mm) of snow is accumulated.Daylight
The average length of the day in May is 15h and 16min.On the first day of the month, sunrise is at 6:26 am and sunset at 9:03 pm. On the last day of May, sunrise is at 5:50 am and sunset at 9:41 pm CDT.
Sunshine
The average sunshine in May in Coulee is 9.5h.UV index
In May, the average daily maximum UV index in Coulee is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: During May, 4 as the daily maximum UV index converts into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What is the usual temperature for Coulee in May?
What is the average humidity in May in Coulee?
How many days does it rain in May in Coulee?
What is the last month it snows in Coulee?
What is the average length of the day in May in Coulee?
When is the sunrise / sunset in May in Coulee?
How long on average sun shines in May in Coulee?
What is the UV index intensity in May in Coulee?
Average temperature in May
Coulee, ND
- Average high temperature in May: 64.8°F
The warmest month (with the highest average high temperature) is August (81.5°F).
The month with the lowest average high temperature is January (18.1°F).
- Average low temperature in May: 46.4°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).
Average pressure in May
Coulee, ND
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Coulee, ND
- Average wind speed in May: 10.1mph
The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in May
Coulee, ND
- Average humidity in May: 59%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (54%).
Average rainfall in May
Coulee, ND
- Average rainfall in May: 2.01"
The wettest month (with the highest rainfall) is June (2.83").
The driest months (with the least rainfall) are January and February (0.51").
Average rainfall days in May
Coulee, ND
- Average rainfall days in May: 12.8 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (2 days).
Average snowfall in May
Coulee, ND
- Average snowfall in May: 0.12"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Coulee, ND
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Coulee, ND
- Average daylight in May: 15h and 2min
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 3min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in May
Coulee, ND
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in May
Coulee, 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 and November (UV index 1).
Average cloud cover in May
Coulee, ND
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in May
Coulee, 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).
Coulee, North Dakota, USA
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