Johnson County, TX 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 94. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 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 8 of 8 mapped cities in Johnson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 5:48 AM CDT
- Forecast office
- FWD
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnson County
Tuesday looks like the warmest upcoming period in Johnson County at 94 degrees F.
Saturday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Friday at about 20 mph N.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 5:48 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- FWD
- Radar station
- KFWS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 74. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.
A chance of rain showers after 1am. Mostly clear, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
A chance of rain showers. Mostly sunny, with a high near 87. Southeast wind around 10 mph. Chance of precipitation is 40%.
A chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. North northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 74. Chance of precipitation is 20%.
Partly cloudy, with a low around 53.
Mostly sunny, with a high near 70.
Mostly clear, with a low around 50.
Sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Mostly Sunny
|
94°F |
10 to 15 mph
S
|
|
Tuesday Night
Oct 13
|
Mostly Clear
|
74°F |
10 to 15 mph
S
|
|
Wednesday
Oct 14
|
Mostly Sunny
|
92°F |
10 to 15 mph
S
|
|
Wednesday Night
Oct 14
|
Mostly Clear then Chance Rain Showers
|
70°F |
10 to 15 mph
SSE
|
|
Thursday
Oct 15
|
Chance Rain Showers
|
87°F |
10 mph
SE
|
|
Thursday Night
Oct 15
|
Slight Chance Showers And Thunderstorms
|
62°F |
10 to 15 mph
NNE
|
|
Friday
Oct 16
|
Slight Chance Showers And Thunderstorms
|
74°F |
20 mph
N
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
53°F |
10 to 20 mph
N
|
|
Saturday
Oct 17
|
Mostly Sunny
|
70°F |
10 mph
NNE
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
50°F |
0 to 5 mph
NE
|
|
Sunday
Oct 18
|
Sunny
|
75°F |
0 to 5 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Johnson County.
Coverage
Forecast coverage currently spans 8 of 8 mapped cities in Johnson County.
Largest mapped city population in this region: 49,686.
