Johnson County, KS Weather Forecast
County weather hub
Sunny
Compare major city weather across Johnson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 87. South wind around 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Johnson County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 14 of 14 mapped cities in Johnson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 10 to Oct 16, 2026
- Latest sync
- Oct 10, 2026 7:39 PM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnson County
Columbus Day looks like the warmest upcoming period in Johnson County at 90 degrees F.
Friday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Columbus Day at about 14 to 18 mph SSW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 10, 2026 7:39 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- EAX
- Radar station
- KEAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 64. South wind around 8 mph.
Sunny, with a high near 88. South southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Partly cloudy, with a low around 71. South wind 10 to 14 mph, with gusts as high as 23 mph.
Sunny, with a high near 90. South southwest wind 14 to 18 mph, with gusts as high as 30 mph.
Clear, with a low around 70.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 88.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Partly cloudy, with a low around 67. Chance of precipitation is 70%.
Showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 80%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 67.
Partly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 10
|
Sunny
|
87°F |
10 mph
S
|
|
Tonight
Oct 10
|
Clear
|
64°F |
8 mph
S
|
|
Sunday
Oct 11
|
Sunny
|
88°F |
8 to 15 mph
SSW
|
|
Sunday Night
Oct 11
|
Partly Cloudy
|
71°F |
10 to 14 mph
S
|
|
Columbus Day
Oct 12
|
Sunny
|
90°F |
14 to 18 mph
SSW
|
|
Monday Night
Oct 12
|
Clear
|
70°F |
9 to 16 mph
SSW
|
|
Tuesday
Oct 13
|
Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
9 mph
SW
|
|
Tuesday Night
Oct 13
|
Chance Showers And Thunderstorms
|
67°F |
8 mph
E
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms
|
79°F |
10 mph
ENE
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
61°F |
9 mph
E
|
|
Thursday
Oct 15
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
74°F |
10 mph
S
|
|
Thursday Night
Oct 15
|
Slight Chance Showers And Thunderstorms
|
54°F |
9 mph
NW
|
|
Friday
Oct 16
|
Slight Chance Rain Showers then Mostly Sunny
|
67°F |
10 to 15 mph
NNW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
47°F |
7 to 12 mph
NNW
|
Major City Forecasts
Live forecast snapshots for major cities across Johnson County.
Coverage
Forecast coverage currently spans 14 of 14 mapped cities in Johnson County.
Largest mapped city population in this region: 197,381.
