Katy, TX Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Katy, TX in one place.
Sunny. High near 92, with temperatures falling to around 89 in the afternoon. Northeast wind around 5 mph.
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: Oct 6, 2026 4:15 PM CDT.
The active forecast window currently covers Oct 7 to Oct 12, 2026 for Katy, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 7 to Oct 12, 2026
- Latest sync
- Oct 6, 2026 4:15 PM CDT
- Forecast office
- HGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Katy
Thursday looks like the warmest upcoming period in Katy at 93 degrees F.
Saturday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Thursday at about 5 to 10 mph NE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 6, 2026 4:15 PM CDT
- Coverage
- 6 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
Mostly clear, with a low around 71. North wind 0 to 5 mph.
Sunny. High near 93, with temperatures falling to around 90 in the afternoon. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 70.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly clear, with a low around 68. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Sunny, with a high near 89. Chance of precipitation is 20%.
Partly cloudy, with a low around 67.
Mostly sunny, with a high near 90.
Partly cloudy, with a low around 72.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Oct 7
|
Sunny
|
92°F |
5 mph
NE
|
|
Wednesday Night
Oct 7
|
Mostly Clear
|
71°F |
0 to 5 mph
N
|
|
Thursday
Oct 8
|
Sunny
|
93°F |
5 to 10 mph
NE
|
|
Thursday Night
Oct 8
|
Mostly Clear
|
70°F |
0 to 5 mph
NE
|
|
Friday
Oct 9
|
Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
5 to 10 mph
NE
|
|
Friday Night
Oct 9
|
Slight Chance Showers And Thunderstorms
|
68°F |
0 to 5 mph
NE
|
|
Saturday
Oct 10
|
Slight Chance Rain Showers then Sunny
|
89°F |
5 to 10 mph
NE
|
|
Saturday Night
Oct 10
|
Partly Cloudy
|
67°F |
0 to 5 mph
N
|
|
Sunday
Oct 11
|
Mostly Sunny
|
90°F |
0 to 5 mph
NE
|
|
Sunday Night
Oct 11
|
Partly Cloudy
|
72°F |
0 to 5 mph
SE
|
|
Columbus Day
Oct 12
|
Mostly Sunny then Slight Chance Rain Showers
|
90°F |
0 to 10 mph
SE
|
|
Monday Night
Oct 12
|
Slight Chance Rain Showers
|
73°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Katy.
