ClimateForecastDecemberJanuary >>

Janesville weather in December (Wisconsin, United States of America)

Wondering what the weather is like in Janesville during December? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

December in Janesville generally includes very low temperatures and moderate snow/rainfall. December is known for being in the winter season. Daytime temperatures generally settle around 1°C, while nighttime can see a dip to about -8°C. The month is chilly, so ensure you're equipped and dress warmly. Preparation becomes key in these temperatures.

Precipitation

Janesville in December usually receives moderate snow/rainfall, averaging around 76 mm for the month. Snow/rain is expected on roughly 12 days.

Average sunshine

With about 107 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Janesville. May, July and September typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Janesville climate page with graphs.

 

Janesville, monthly averages in December

Min TemperatureMin Temperature -8°C  
Max TemperatureMax Temperature 1°C  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 76 mm  
Rainy daysRainy days 12 days  
HumidityHumidity 77% *  
SunshineSunshine 107 hours *  
Percentage SunshinePercentage Sunshine 39% *  
Data from: Madison, the United States of America (51 KM, 31 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
2/10
Walking
2/10
Camping
1/10
Outdoor sports
2/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Janesville.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.