May weather forecastColgan, ND
May
Weather in May
May, the last month of the spring in Colgan, is an enjoyable month, with an average temperature varying between 45.9°F (7.7°C) and 63.9°F (17.7°C).Temperature
Colgan experiences a noticeable temperature shift with the start of May, with average high-temperatures moving from a frosty 48.7°F (9.3°C) in April to a refreshing 63.9°F (17.7°C). An average nighttime temperature of 45.9°F (7.7°C) is witnessed throughout May.Humidity
The average relative humidity in May is 57%.Rainfall
In Colgan, in May, during 12.1 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Colgan, during the entire year, the rain falls for 85.6 days and collects up to 11.89" (302mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.9 snowfall days, in May, Colgan aggregates 0.28" (7mm) of snow. In Colgan, during the entire year, snow falls for 73.2 days and aggregates up to 17.83" (453mm) of snow.Daylight
In May, the average length of the day is 15h and 19min.On the first day of May, sunrise is at 6:32 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 9:49 pm CDT.
Sunshine
In Colgan, North Dakota, the average sunshine in May is 9.7h.UV index
In Colgan, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in May leads to these guidelines:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Colgan, ND
- Average high temperature in May: 63.9°F
The warmest months (with the highest average high temperature) are July and August (80.1°F).
The month with the lowest average high temperature is February (17.2°F).
- Average low temperature in May: 45.9°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is February (3.6°F).
Average pressure in May
Colgan, ND
- Average pressure in May: 29.93"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
Colgan, ND
- Average wind speed in May: 10.3mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in May
Colgan, ND
- Average humidity in May: 57%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (51%).
Average rainfall in May
Colgan, ND
- Average rainfall in May: 1.54"
The wettest month (with the highest rainfall) is June (2.32").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in May
Colgan, ND
- Average rainfall days in May: 12.1 days
The month with the highest number of rainy days is June (14.1 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in May
Colgan, ND
- Average snowfall in May: 0.28"
The month with the highest snowfall is November (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Colgan, ND
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is December (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Colgan, ND
- Average daylight in May: 15h and 18min
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 18min).
- Average sunshine in May: 9h and 42min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in May
Colgan, ND
- Average sunshine days in May: 16.4 days
The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is June (14.2 days).
Average UV index in May
Colgan, 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
Colgan, ND
- Average cloud cover in May: 36
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility in May
Colgan, 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).





