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 December's onset, the average high-temperature recedes from November's wintry 36.3°F (2.4°C) to a subzero cold 23.9°F (-4.5°C). Powell records an average temperature drop to 14.5°F (-9.7°C) in December.Humidity
The average relative humidity in December in Powell is 90%.Rainfall
In Powell, during December, the rain falls for 4.5 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Powell, during the entire year, the rain falls for 128 days and collects up to 23.5" (597mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Powell. December is the month with the most snowfall in Powell. Snow falls for 23.4 days and accumulates 9.02" (229mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 4:15 pm. On the last day of December, in Powell, sunrise is at 7:41 am and sunset at 4:24 pm CST.
Sunshine
In December, the average sunshine is 2.3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Powell. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 1 in December transforms into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is December in Powell?
What is the average humidity in December in Powell?
How much does it rain in Powell in December?
When does it snow the most in Powell?
How much does it snow in Powell in December?
What is the month with the shortest days in Powell?
How many hours of daylight does Powell have in December?
When are sunrise and sunset in December in Powell?
How many hours of sunshine does Powell have in December?
When is the lowest UV index in Powell?
What is the UV index reading in December in Powell?
Average temperature in December
Powell, WI
- Average high temperature in December: 23.9°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (18.5°F).
- Average low temperature in December: 14.5°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in December
Powell, WI
- Average pressure in December: 30.07"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Powell, WI
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is November (8.7mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in December
Powell, WI
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Powell, WI
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in December
Powell, WI
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in December
Powell, WI
- Average snowfall in December: 9.02"
The month with the highest snowfall is December (9.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Powell, WI
- Average snowfall days in December: 23.4 days
The month with the highest number of snowfall days is January (24.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Powell, WI
- Average daylight in December: 8h and 4min
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 December: 2h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in December
Powell, WI
- Average sunshine days in December: 7.7 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in December
Powell, WI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Powell, WI
- Average cloud cover in December: 79
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
Powell, WI
- Average visibility in December: 4mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Powell, Wisconsin, USA
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