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
A moderate decline in the average high-temperature is seen during December, decreasing from an icy 36.7°F (2.6°C) in November to a subzero cold 23.4°F (-4.8°C). Reserve, during the month of December, experiences an average low-temperature of 12.6°F (-10.8°C).Humidity
In Reserve, the average relative humidity in December is 90%.Rainfall
In Reserve, in December, during 4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 114.4 rainfall days, and 20.79" (528mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 16.6 days and typically aggregates up to 7.17" (182mm) 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 7:27 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:46 am and sunset at 4:30 pm CST.
Sunshine
The average sunshine in December in Reserve is 2.4h.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 low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in Reserve in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Reserve have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Reserve, WI
- Average high temperature in December: 23.4°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (17.4°F).
- Average low temperature in December: 12.6°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in December
Reserve, WI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Reserve, WI
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Reserve, 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 (72%).
Average rainfall in December
Reserve, WI
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in December
Reserve, WI
- Average rainfall days in December: 4 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in December
Reserve, WI
- Average snowfall in December: 7.17"
The month with the highest snowfall is December (7.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Reserve, WI
- Average snowfall days in December: 16.6 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Reserve, 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 48min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in December
Reserve, WI
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (10.9 days).
Average UV index in December
Reserve, 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
Reserve, WI
- Average cloud cover in December: 75
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Reserve, WI
- Average visibility in December: 4mi
The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Reserve, Wisconsin, USA
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