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
During Vesper's transition into December, the average high-temperature lessens, moving from a cold 40.1°F (4.5°C) in November to a subzero cold 26.6°F (-3°C). During December, the average low-temperature is recorded at a still freezing cold 16.7°F (-8.5°C).Humidity
In Vesper, the average relative humidity in December is 87%.Rainfall
In December, the rain falls for 4.7 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, in Vesper, there are 119 rainfall days, and 16.26" (413mm) 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 13.4 days and typically aggregates up to 3.27" (83mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:21 pm. On the last day of December, in Vesper, Wisconsin, sunrise is at 7:36 am and sunset at 4:30 pm CST.
Sunshine
The average sunshine in December is 3.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection 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 many days does it rain 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 Vesper have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Vesper, WI
- Average high temperature in December: 26.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in December: 16.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in December
Vesper, 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 (29.9"Hg).
Average wind speed in December
Vesper, WI
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in December
Vesper, WI
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Vesper, WI
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is June (2.24").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in December
Vesper, WI
- Average rainfall days in December: 4.7 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in December
Vesper, WI
- Average snowfall in December: 3.27"
The month with the highest snowfall is December (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Vesper, WI
- Average snowfall days in December: 13.4 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vesper, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Vesper, WI
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in December
Vesper, 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, February, November and December (UV index 1).
Average cloud cover in December
Vesper, WI
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Vesper, WI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Vesper, Wisconsin, USA
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