Belvidere, Illinois 

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IL Gifts

Climate in Belvidere, Illinois

Belvidere, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Belvidere averages 35 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 189 sunny days per year in Belvidere. The US average is 205 sunny days.

Belvidere 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 84 degrees
Winter Low: the January low is 13
Rain: averages 37 inches of rain a year
Snow: averages 35 inches of snow a year


The annual BestPlaces Comfort Index for Belvidere is 6.8 (10=best), which means it is less comfortable than most places in Illinois.

9 / 4.3

Summer   /   Winter
June, September and August are the most pleasant months in Belvidere, while January and December are the least comfortable months.

Climate Averages
  Belvidere, IllinoisUnited States
  36.8 in.38.1 in.
  34.7 in.27.8 in.
  116.0 days106.2 days
  189 days205 days
  784 ft.2443 ft.


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 Belvidere with an average high temperature of 83.7°, which ranks it as cooler than most places in Illinois. In Belvidere, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Belvidere are June, September and August.

In Belvidere, there are 12.6 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

January has the coldest nighttime temperatures for Belvidere with an average of 12.7°. This is one of the coldest places in Illinois.

In Belvidere, there are 137.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Belvidere, there are 12.8 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Illinois.

The humidity is usually comfortable in Belvidere 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 Belvidere with 4.8 inches of rain, and the driest month is January with 1.4 inches. The wettest season is Autumn with 37% of yearly precipitation and 13% occurs in Spring, which is the driest season. The annual rainfall of 36.8 inches in Belvidere means that it is drier than most places in Illinois.

May is the rainiest month in Belvidere with 12.1 days of rain, and February is the driest month with only 8.0 rainy days. There are 116.0 rainy days annually in Belvidere, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 34.7 inches in Belvidere means that it is one of the snowiest places in Illinois. December is the snowiest month in Belvidere with 11.0 inches of snow, and 6 months of the year have significant snowfall.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Belvidere    4 Reviews
    A place you don't want to live - 6/5/2014
    The town is full of gangs from chicago that spay paint everything. The police are like nazi storm troopers. The court system is full of good ole boys. The only honorable... Read More

    Start Your Review of Belvidere

    old fashioned small midwest town - 2/6/2014
    People from the Chicago suburbs can't believe the low cost of housing. Schools are good. Easy to go to the city or an... Read More

    Cost of living GEM! - 6/2/2008
    I recently moved back to Belvidere from the suburbs of Chicago. I am very happy to find that the cost of living is far cheaper than anyother place I have found in IL (&... Read More

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