May weather forecastCannon Ball, ND
May
Weather in May
The last month of the spring, May, is an enjoyable month in Cannon Ball, North Dakota, with an average temperature ranging between max 64.9°F (18.3°C) and min 46.4°F (8°C).Temperature
May brings an increase in the average high-temperature, progressing from a fresh 51.8°F (11°C) in April to a refreshing 64.9°F (18.3°C). Cannon Ball experiences a steady low-temperature of 46.4°F (8°C) throughout May.Humidity
In May, the average relative humidity is 63%.Rainfall
In May, in Cannon Ball, the rain falls for 15.5 days. Throughout May, 2.17" (55mm) of precipitation is accumulated. In Cannon Ball, during the entire year, the rain falls for 105.9 days and collects up to 15" (381mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Cannon Ball, North Dakota. May is the last month it regularly snows. During 0.4 snowfall days, in May, Cannon Ball aggregates 0.2" (5mm) of snow. In Cannon Ball, during the entire year, snow falls for 73.7 days and aggregates up to 23.11" (587mm) of snow.Daylight
In Cannon Ball, the average length of the day in May is 15h and 1min.On the first day of the month, sunrise is at 5:26 am and sunset at 7:51 pm. On the last day of May, sunrise is at 4:53 am and sunset at 8:26 pm MDT.
Sunshine
The average sunshine in May is 9.5h.UV index
In May, the average daily maximum UV index in Cannon Ball, North Dakota, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 during May translates into the following directions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cannon Ball, ND
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in May: 46.4°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).
Average pressure in May
Cannon Ball, 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 (29.85"Hg).
Average wind speed in May
Cannon Ball, ND
- Average wind speed in May: 10mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in May
Cannon Ball, ND
- Average humidity in May: 63%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall in May
Cannon Ball, ND
- Average rainfall in May: 2.17"
The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in May
Cannon Ball, ND
- Average rainfall days in May: 15.5 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in May
Cannon Ball, ND
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Cannon Ball, ND
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Cannon Ball, 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 30min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Cannon Ball, ND
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is March (12.3 days).
Average UV index in May
Cannon Ball, ND
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
Cannon Ball, ND
- Average cloud cover in May: 38
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in May
Cannon Ball, 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).





