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
Stepping into December, Ballou observes a temperature decline, with the average high falling from November's wintry 36.5°F (2.5°C) to a freezing cold 24.4°F (-4.2°C). December is characterized by a steady nighttime low-temperature of 16.3°F (-8.7°C).Humidity
In Ballou, the average relative humidity in December is 89%.Rainfall
In Ballou, in December, during 4.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 120.3 rainfall days, and 21.65" (550mm) of precipitation is accumulated.Snowfall
Months with snowfall in Ballou are January through May, October through December. The month with the most snowfall in Ballou is December, when snow falls for 23.6 days and typically aggregates up to 10.04" (255mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:25 am and sunset at 4:17 pm. On the last day of December, in Ballou, sunrise is at 7:45 am and sunset at 4:25 pm CST.
Sunshine
In December, the average sunshine in Ballou 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 reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Ballou in December?
What is the average humidity in December in Ballou?
How many days does it rain in December in Ballou?
What is the snowiest month in Ballou?
How much does it snow in Ballou in December?
What is the month with the shortest days in Ballou?
How many hours of daylight does Ballou have in December?
When are sunrise and sunset in December in Ballou?
How many hours of sunshine does Ballou have in December?
What is the month with the lowest UV index in Ballou?
What is the UV index intensity in December in Ballou?
Average temperature in December
Ballou, WI
- Average high temperature in December: 24.4°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in December: 16.3°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in December
Ballou, WI
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Ballou, WI
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is November (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in December
Ballou, WI
- Average humidity in December: 89%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Ballou, WI
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and February (1.22").
Average rainfall days in December
Ballou, WI
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in December
Ballou, WI
- Average snowfall in December: 10.04"
The month with the highest snowfall is December (10.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ballou, WI
- Average snowfall days in December: 23.6 days
The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ballou, 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: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in December
Ballou, WI
- Average sunshine days in December: 7.1 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in December
Ballou, WI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Ballou, WI
- Average cloud cover in December: 76
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Ballou, WI
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).
Ballou, Wisconsin, USA
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