Katy, TX Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Katy, TX in one place.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 94. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Katy, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 10, 2026 9:39 AM CDT.
The active forecast window currently covers Jun 12 to Jun 16, 2026 for Katy, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 12 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 9:39 AM CDT
- Forecast office
- HGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Katy
Friday looks like the warmest upcoming period in Katy at 94 degrees F.
Monday Night is the coolest period ahead with temperatures near 76 degrees F.
The strongest winds are forecast for Saturday at about 0 to 15 mph SE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 9:39 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- HGX
- Radar station
- KHGX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 7pm. Mostly clear, with a low around 77. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. Chance of precipitation is 20%.
Showers and thunderstorms likely after 7am. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 91. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jun 12
|
Mostly Sunny then Slight Chance Rain Showers
|
94°F |
5 to 10 mph
SE
|
|
Friday Night
Jun 12
|
Slight Chance Rain Showers then Mostly Clear
|
77°F |
0 to 10 mph
SE
|
|
Saturday
Jun 13
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
0 to 15 mph
SE
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
78°F |
5 to 15 mph
SE
|
|
Sunday
Jun 14
|
Showers And Thunderstorms Likely
|
94°F |
5 to 15 mph
SE
|
|
Sunday Night
Jun 14
|
Showers And Thunderstorms Likely
|
78°F |
5 to 15 mph
S
|
|
Monday
Jun 15
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
93°F |
5 to 10 mph
S
|
|
Monday Night
Jun 15
|
Showers And Thunderstorms Likely
|
76°F |
5 to 10 mph
S
|
|
Tuesday
Jun 16
|
Showers And Thunderstorms Likely
|
91°F |
5 mph
S
|
|
Tuesday Night
Jun 16
|
Showers And Thunderstorms Likely
|
76°F |
5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Katy.
