Zip 53545 (Janesville, WI) Climate

Janesville, WI 53545 has a typical Midwestern climate with warm summers and cold winters. The summer months typically consist of sunny days with temperatures ranging from the mid-70s up to the low 90s, while winter temperatures can drop to well below 0 degrees Fahrenheit. Precipitation is fairly evenly spread throughout the year and snowfall can reach up to 30 inches in some years. Although snowfall usually occurs from October through April, Janesville occasionally experiences snowfall as early as September or as late as May. Overall, Janesville experiences four distinct seasons that bring a variety of weather conditions throughout the year.

Janesville (zip 53545), Wisconsin gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Janesville (zip 53545) averages 34 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 187 sunny days per year in Janesville (zip 53545). The US average is 205 sunny days.

Janesville (zip 53545) gets some kind of precipitation, on average, 116 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 83 degrees
Winter Low: the January low is 11
Rain: averages 36 inches of rain a year
Snow: averages 34 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 53545 zip code is 6.8 (10=best), which means it is one of the most pleasant places in Wisconsin.

9.1 Summer - 4.3 Winter

June, August and July are the most pleasant months in the 53545 zip code, while January and December are the least comfortable months.

Climate	Janesville, Wisconsin	United States
	Unlock	38.1 in.
	34.3 in.	Unlock
	Unlock	106.2 days
	187 days	Unlock
	82.9°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	871 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for the 53545 zip code with an average high temperature of 82.9°, which ranks it as warmer than most places in Wisconsin. In the 53545 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 53545 zip code are June, August and September.

In the 53545 zip code, there are 8.7 days annually when the high temperature is over 90°, which is hotter than most places in Wisconsin.

January has the coldest nighttime temperatures for the 53545 zip code with an average of 11.2°. This is warmer than most places in Wisconsin.

In the 53545 zip code, there are 144.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Wisconsin.

In the 53545 zip code, there are 15.1 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wisconsin.

The humidity is usually comfortable in the 53545 zip code but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

August is the wettest month in the 53545 zip code with 4.4 inches of rain, and the driest month is January with 1.3 inches. The wettest season is Autumn with 35% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 35.5 inches in the 53545 zip code means that it is wetter than most places in Wisconsin.

May is the rainiest month in the 53545 zip code with 11.7 days of rain, and February is the driest month with only 7.5 rainy days. There are 116.3 rainy days annually in the 53545 zip code, which is rainier than most places in Wisconsin. The rainiest season is Summer when it rains 27% of the time and the driest is Spring with only a 23% chance of a rainy day.

An annual snowfall of 34.3 inches in the 53545 zip code means that it is one of the least snowy places in Wisconsin. December is the snowiest month in the 53545 zip code with 10.3 inches of snow, and 6 months of the year have significant snowfall.

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