Topeka, IL Climate


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United States / Illinois / No Metro Area / Mason County / Topeka / Zip Codes
Topeka, IL has a humid continental climate, characterized by warm to hot summers and cold winters. Average summer temperatures range from lows in the mid-50s to highs in the low 80s. Winter temperatures range from lows in the lower 20s to highs in the upper 30s. Topeka experiences moderate precipitation throughout the year, with around 40 inches of rain and 25 inches of snow annually. The area also sees an average of 203 days of sunshine each year.

Topeka, Illinois gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Topeka averages 20 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 197 sunny days per year in Topeka. The US average is 205 sunny days.

Topeka gets some kind of precipitation, on average, 94 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 87 degrees
Winter Low: the January low is 16
Rain: averages 41 inches of rain a year
Snow: averages 20 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Topeka is 7.1 (10=best), which means it is more comfortable than most places in Illinois.

8.3 Summer - 5.2 Winter
September, June and May are the most pleasant months in Topeka, while January and December are the least comfortable months.

  ClimateTopeka, IllinoisUnited States
  40.5 in.38.1 in.
  20.2 in.27.8 in.
  94.4 days106.2 days
  197 days205 days
  86.8°85.8°
  16.4°21.7°
  7.17
  3.94.3
  472 ft.2443 ft.
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 Topeka with an average high temperature of 86.8°, which ranks it as warmer than most places in Illinois. In Topeka, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Topeka are September, May and June.
In Topeka, there are 25.7 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.
January has the coldest nighttime temperatures for Topeka with an average of 16.4°. This is about average compared to other places in Illinois.
In Topeka, there are 122.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.
In Topeka, there are 8.0 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.
The humidity can be uncomfortably heavy or close in Topeka during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Topeka.
May is the wettest month in Topeka with 4.9 inches of rain, and the driest month is February with 1.8 inches. The wettest season is Autumn with 32% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 40.5 inches in Topeka means that it is wetter than most places in Illinois.
May is the rainiest month in Topeka with 10.5 days of rain, and February is the driest month with only 5.9 rainy days. There are 94.4 rainy days annually in Topeka, which is one of the least rainy places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 21% chance of a rainy day.
An annual snowfall of 20.2 inches in Topeka means that it is about average compared to other places in Illinois. January is the snowiest month in Topeka with 6.7 inches of snow, and 5 months of the year have significant snowfall.
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