Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a wintry 41.9°F (5.5°C) in November to a subzero cold 28.9°F (-1.7°C). Fairwater in December experiences a low-temperature average of 19.2°F (-7.1°C).Humidity
In December, the average relative humidity in Fairwater is 85%.Rainfall
In Fairwater, in December, during 4.2 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 111.8 rainfall days, and 13.78" (350mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Fairwater, Wisconsin, in December, snow falls for 11.2 days, with typically accumulated 1.93" (49mm) of snow. Throughout the year, there are 48.8 snowfall days, and 9.37" (238mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:19 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:28 pm CST.
Sunshine
In December, the average sunshine is 3.7h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. 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
How cold is it in Fairwater in December?
What is the average humidity in December in Fairwater?
How many days does it rain in December in Fairwater?
How much does it snow in Fairwater in December?
What is the month with the shortest days in Fairwater?
What is the average length of the day in December in Fairwater?
When is the sunrise / sunset in December in Fairwater?
How long on average sun shines in December in Fairwater?
When is the lowest UV index in Fairwater?
What is the UV index reading in December in Fairwater?
Average temperature in December
Fairwater, WI
- Average high temperature in December: 28.9°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 19.2°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (10.4°F).
Average pressure in December
Fairwater, WI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Fairwater, WI
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in December
Fairwater, WI
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Fairwater, WI
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Fairwater, WI
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Fairwater, WI
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Fairwater, WI
- Average snowfall days in December: 11.2 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fairwater, WI
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Fairwater, WI
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in December
Fairwater, WI
- Average UV index in December: 1
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 December
Fairwater, WI
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Fairwater, WI
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, August, October, November and December (6mi).
The months with the lowest visibility are January, July and September (5mi).
Fairwater, Wisconsin, USA
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