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
May's arrival coincides with a rise in the average high-temperature, moving from April's cool 54.1°F (12.3°C) to an enjoyable 67.5°F (19.7°C). During May, Fairfax experiences a consistent low-temperature average of 50.5°F (10.3°C).Humidity
May and October, with an average relative humidity of 68%, are the least humid months.Rainfall
In May, the rain falls for 14 days. Throughout May, 1.46" (37mm) of precipitation is accumulated. In Fairfax, during the entire year, the rain falls for 99.2 days and collects up to 12.13" (308mm) of precipitation.Snowfall
In Fairfax, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 50min.On the first day of the month, sunrise is at 6:07 am and sunset at 8:23 pm. On the last day of May, in Fairfax, sunrise is at 5:37 am and sunset at 8:56 pm CDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 5 during May, leads to the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Fairfax in May?
What is the least humid month in Fairfax?
What is the average humidity in May in Fairfax?
How many days does it rain in May in Fairfax?
When it does not snow in Fairfax?
Does it snow in Fairfax in May?
What is the average length of the day in May in Fairfax?
What time are sunrise and sunset in May in Fairfax?
How many hours of sunshine does Fairfax have in May?
How high is the UV index in May in Fairfax?
Average temperature in May
Fairfax, MN
- Average high temperature in May: 67.5°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in May
Fairfax, MN
- Average pressure in May: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Fairfax, MN
- Average wind speed in May: 9mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).
Average humidity in May
Fairfax, MN
- Average humidity in May: 68%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are May and October (68%).
Average rainfall in May
Fairfax, MN
- Average rainfall in May: 1.46"
The wettest month (with the highest rainfall) is June (2.01").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in May
Fairfax, MN
- Average rainfall days in May: 14 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in May
Fairfax, MN
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Fairfax, MN
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fairfax, MN
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Fairfax, MN
- Average sunshine days in May: 14.4 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in May
Fairfax, MN
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in May
Fairfax, MN
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in May
Fairfax, MN
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Fairfax, Minnesota, USA
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