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 shift in Monona's weather is observed as November turns into December, with the average high temperature reducing from a cold 42.4°F (5.8°C) to a subzero cold 30.4°F (-0.9°C). Monona's average low-temperature for the month of December records at a still freezing cold 20.3°F (-6.5°C).Humidity
The average relative humidity in December is 84%.Rainfall
The months with the least rainfall are January, March, November and December Rain falls for 2 days and accumulates 0.24" (6mm) of rain.Snowfall
January through April, October through December are months with snowfall in Monona, Wisconsin. In December, it is snowing for 4.9 days. Throughout December, 0.16" (4mm) of snow is accumulated. In Monona, during the entire year, snow falls for 22.6 days and aggregates up to 2.83" (72mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:32 pm CST.
Sunshine
In Monona, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Monona are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is it in Monona in December?
What is the average humidity in December in Monona?
What is the driest month in Monona?
How much does it rain in Monona in December?
How much does it snow in Monona in December?
What is the month with the shortest days in Monona?
How many hours of daylight does Monona have in December?
What time are sunrise and sunset in December in Monona?
How many hours of sunshine does Monona have in December?
What is the month with the lowest UV index in Monona?
How high is the UV index in December in Monona?
Average temperature in December
Monona, WI
- Average high temperature in December: 30.4°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.9°F).
- Average low temperature in December: 20.3°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Monona, WI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Monona, WI
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Monona, WI
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in December
Monona, WI
- Average rainfall in December: 0.24"
The wettest month (with the highest rainfall) is July (0.63").
The driest months (with the least rainfall) are January, March, November and December (0.24").
Average rainfall days in December
Monona, WI
- Average rainfall days in December: 2 days
The month with the highest number of rainy days is June (6.7 days).
The month with the least rainy days is January (1.1 days).
Average snowfall in December
Monona, WI
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Monona, WI
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Monona, WI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Monona, WI
- Average sunshine days in December: 27 days
The month with the most sunshine days is December (27 days).
The month with the least sunshine days is June (19.8 days).
Average UV index in December
Monona, WI
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Monona, WI
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Monona, WI
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Monona, Wisconsin, USA
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