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
With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 44.4°F (6.9°C) in November to a wintry 32.5°F (0.3°C). During December, Trevor observes a consistent average nighttime temperature of 22.8°F (-5.1°C).Humidity
In December, the average relative humidity in Trevor is 82%.Rainfall
The month with the least rainfall is December, when the rain falls for 6 days and typically collects 1.06" (27mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 7.8 days. Throughout December, 2.28" (58mm) of snow is accumulated. In Trevor, Wisconsin, during the entire year, snow falls for 38.2 days and aggregates up to 15.59" (396mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:03 am and sunset at 4:20 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:29 pm CST.
Sunshine
The average sunshine in December in Trevor is 3.9h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
How cold is it in Trevor in December?
What is the average humidity in December in Trevor?
What is the driest month in Trevor?
How much does it rain in Trevor in December?
How much does it snow in Trevor in December?
What is the month with the shortest days in Trevor?
What is the average length of the day in December in Trevor?
What time are sunrise and sunset in December in Trevor?
How long on average sun shines in December in Trevor?
What is the month with the lowest UV index in Trevor?
What is the UV index intensity in December in Trevor?
Average temperature in December
Trevor, WI
- Average high temperature in December: 32.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Trevor, 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 (29.92"Hg).
Average wind speed in December
Trevor, WI
- Average wind speed in December: 9.6mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in December
Trevor, WI
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Trevor, WI
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").
Average rainfall days in December
Trevor, WI
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in December
Trevor, WI
- Average snowfall in December: 2.28"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Trevor, WI
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Trevor, WI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days in December
Trevor, WI
- Average sunshine days in December: 18.6 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Trevor, WI
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Trevor, WI
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility in December
Trevor, WI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Trevor, Wisconsin, USA
Weather forecast for your location
2. Allow the app to use your location
