Johnson County, KS Weather


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United States / Kansas / / Johnson County / Cities / Zip Codes

The most pleasant months of the year for Johnson County are September, May and June. In Johnson County, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Johnson County with an average high temperature of 88.1°, which ranks it as one of the coolest places in Kansas. January is the snowiest month in Johnson County with 4.2 inches of snow, and 5 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - Johnson, KS

11 PM PST

Partly Cloudy

60°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightPartly Cloudy48° / 72°WNW 7 to 10 mph
Monday NightMostly Clear55° / 81°SSW 6 to 9 mph
Tuesday NightSlight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely60° / 81°S 10 to 21 mph
Wednesday NightShowers And Thunderstorms Likely65° / 76°S 14 to 18 mph
Thursday NightShowers And Thunderstorms then Chance Showers And Thunderstorms53° / 69°W 13 to 17 mph
Friday NightSlight Chance Showers And Thunderstorms48° / 72°SW 14 mph
Saturday NightSlight Chance Showers And Thunderstorms51° / 75°WNW 12 to 15 mph

Weather Highlights

Summer High: the July high is around 88 degrees
Winter Low: the January low is 20
Rain: averages 41 inches of rain a year
Snow: averages 14 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Johnson County area is 7.7 (10=best), which means it is more comfortable than most places in Kansas.

7.7 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January39° 20°
February44° 24°
March55° 33°
April65° 44°
May75° 55°
June83° 64°
July88° 69°
August88° 67°
September79° 58°
October67° 46°
November54° 34°
December41° 23°
Hot, Freezing, Rainy, Snowy Days: Johnson
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January02753
February02252
March01481
April0390
May00110
June40100
July12080
August12080
September3080
October0280
November01361
December02662

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.

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