Jefferson County, KS Climate

Jefferson, KS County has a temperate climate, with hot summers and cold winters. During the summer months, temperatures tend to average in the mid-80s during the day, cooling off at night. Winters are quite cold, with temperatures that can dip into the single digits or below zero. Rainfall averages around 38 inches annually throughout the county, with snowfall occurring in January and February. Overall, Jefferson County experiences four distinct seasons each year and has a pleasant climate that makes it great for outdoor activities all year round.

Jefferson County, Kansas gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Jefferson County averages 15 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 211 sunny days per year in Jefferson County. The US average is 205 sunny days.

Jefferson County gets some kind of precipitation, on average, 92 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 88 degrees
Winter Low: the January low is 18
Rain: averages 39 inches of rain a year
Snow: averages 15 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Jefferson County is 7.2 (10=best), which means it is less comfortable than most places in Kansas.

7.8 Summer - 5.7 Winter

September, May and June are the most pleasant months in Jefferson County, while January and December are the least comfortable months.

Climate	Jefferson, Kansas	United States
	Unlock	38.1 in.
	14.5 in.	Unlock
	Unlock	106.2 days
	211 days	Unlock
	88.1°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	1024 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 Jefferson County with an average high temperature of 88.1°, which ranks it as one of the coolest places in Kansas. In Jefferson County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jefferson County are September, May and June.

In Jefferson County, there are 30.9 days annually when the high temperature is over 90°, which is one of the coolest places in Kansas.

January has the coldest nighttime temperatures for Jefferson County with an average of 17.6°. This is colder than most places in Kansas.

In Jefferson County, there are 118.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Kansas.

In Jefferson County, there are 5.8 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Kansas.

The humidity can be uncomfortably heavy or close in Jefferson County 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 Jefferson County.

June is the wettest month in Jefferson County with 5.6 inches of rain, and the driest month is January with 1.0 inches. The wettest season is Autumn with 36% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 38.5 inches in Jefferson County means that it is wetter than most places in Kansas.

May is the rainiest month in Jefferson County with 11.0 days of rain, and January is the driest month with only 4.6 rainy days. There are 92.4 rainy days annually in Jefferson County, which is one of the rainiest places in Kansas. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 14.5 inches in Jefferson County means that it is about average compared to other places in Kansas. January is the snowiest month in Jefferson County with 4.2 inches of snow, and 5 months of the year have significant snowfall.

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