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 brings a minor decrease, with the average high-temperature reducing from an icy 42.3°F (5.7°C) in November to a subzero cold 29.5°F (-1.4°C). Sauk City registers a consistent average low-temperature of 19.4°F (-7°C) during December.Humidity
In December, the average relative humidity is 85%.Rainfall
In Sauk City, in December, it is raining for 4.8 days, with typically 0.71" (18mm) of accumulated precipitation. In Sauk City, Wisconsin, during the entire year, the rain falls for 122.6 days and collects up to 16.02" (407mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Sauk City, Wisconsin, in December, snow falls for 10.5 days, with typically accumulated 1.77" (45mm) of snow. In Sauk City, Wisconsin, during the entire year, snow falls for 50.5 days and aggregates up to 11.69" (297mm) of snow.Daylight
The month with the shortest days in Sauk City is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:11 am and sunset at 4:24 pm. On the last day of December, sunrise is at 7:30 am and sunset at 4:33 pm CST.
Sunshine
The average sunshine in December is 3.8h.UV index
The months with the lowest UV index 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 average person.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from 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 December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Sauk City have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Sauk City, WI
- Average high temperature in December: 29.5°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in December: 19.4°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in December
Sauk City, 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
Sauk City, WI
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Sauk City, WI
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in December
Sauk City, WI
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in December
Sauk City, WI
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Sauk City, WI
- Average snowfall in December: 1.77"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Sauk City, WI
- Average snowfall days in December: 10.5 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sauk City, WI
- Average daylight in December: 9h and 0min
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 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Sauk City, WI
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in December
Sauk City, 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
Sauk City, 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 33).
Average visibility in December
Sauk City, WI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Sauk City, Wisconsin, USA
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