Johnson County, KY Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Johnson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 86.
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 1 of 1 mapped cities in Johnson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 12 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 4:59 PM EDT
- Forecast office
- JKL
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnson County
Wednesday looks like the warmest upcoming period in Johnson County at 89 degrees F.
Monday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Monday at about 5 to 8 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 4:59 PM EDT
- Coverage
- 4 days
- Time zone
- America/New_York
- Forecast office
- JKL
- Radar station
- KJKL
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 63.
A slight chance of rain showers after 8am. Mostly cloudy, with a high near 82. Chance of precipitation is 20%.
A slight chance of rain showers before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms between 8am and 2pm. Partly sunny, with a high near 88. Chance of precipitation is 20%.
Mostly cloudy, with a low around 64.
A slight chance of rain showers after 8am. Partly sunny, with a high near 89. Chance of precipitation is 20%.
A slight chance of rain showers. Mostly cloudy, with a low around 63. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 12
|
Mostly Sunny
|
86°F |
1 to 6 mph
S
|
|
Sunday Night
Apr 12
|
Mostly Cloudy
|
63°F |
5 mph
SSW
|
|
Monday
Apr 13
|
Slight Chance Rain Showers
|
82°F |
5 to 8 mph
SW
|
|
Monday Night
Apr 13
|
Slight Chance Rain Showers then Mostly Cloudy
|
62°F |
2 to 6 mph
SW
|
|
Tuesday
Apr 14
|
Slight Chance Showers And Thunderstorms
|
88°F |
2 to 7 mph
SW
|
|
Tuesday Night
Apr 14
|
Mostly Cloudy
|
64°F |
5 mph
SW
|
|
Wednesday
Apr 15
|
Slight Chance Rain Showers
|
89°F |
2 to 7 mph
SW
|
|
Wednesday Night
Apr 15
|
Slight Chance Rain Showers
|
63°F |
2 to 6 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Johnson County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Johnson County.
Largest mapped city population in this region: 3,925.
