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
December indicates a noticeable reduction in the average high-temperature, moving down from an icy 39.4°F (4.1°C) in November to a freezing cold 24.3°F (-4.3°C). During the month of December, the temperature falls to an average of 13.5°F (-10.3°C).Humidity
In Downsville, Wisconsin, the average relative humidity in December is 89%.Rainfall
In Downsville, in December, during 5.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Downsville, during the entire year, the rain falls for 139.8 days and collects up to 27.52" (699mm) of precipitation.Snowfall
Months with snowfall in Downsville are January through May, October through December. In Downsville, in December, during 13.9 snowfall days, 5.35" (136mm) of snow is typically accumulated. In Downsville, Wisconsin, during the entire year, snow falls for 69.7 days and aggregates up to 27.01" (686mm) of snow.Daylight
December has the shortest days of the year in Downsville, with an average of 8h and 54min of daylight.On the first day of December, sunrise is at 7:25 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:37 pm CST.
Sunshine
In Downsville, the average sunshine in December is 3.3h.UV index
The months with the lowest UV index in Downsville are January, February, 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 unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 1 in December transforms into this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Downsville in December?
What is the average humidity in December in Downsville?
How much does it rain in Downsville in December?
How many days does it snow in December in Downsville?
What is the month with the shortest days in Downsville?
What is the average length of the day in December in Downsville?
When is the sunrise / sunset in December in Downsville?
How many hours of sunshine does Downsville have in December?
When is the lowest UV index in Downsville?
What is the UV index intensity in December in Downsville?
Average temperature in December
Downsville, WI
- Average high temperature in December: 24.3°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in December: 13.5°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (5.9°F).
Average pressure in December
Downsville, WI
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Downsville, WI
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Downsville, WI
- Average humidity in December: 89%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Downsville, WI
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Downsville, WI
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is January (3 days).
Average snowfall in December
Downsville, WI
- Average snowfall in December: 5.35"
The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Downsville, WI
- Average snowfall days in December: 13.9 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Downsville, 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: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).
Average sunshine days in December
Downsville, WI
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in December
Downsville, 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
Downsville, 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 34).
Average visibility in December
Downsville, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Downsville, Wisconsin, USA
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