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Katy High School, TX Weather Forecast
Katy High School, TX Weather Forecast Dated: 149 PM Mon Aug 31 2026 (Katy High School Time)
Expect a hot stretch with a mix of sun and clouds and occasional showers over the next two weeks. moderate humidity and no major pressure swings will dominate. A few thunderstorms possible.
Monday, August 31, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
89°F 32°C
Sunny
Hot with mostly sunny skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and steady pressure. Winds increasing from the ESE at 1 mph 2 km/h to S at 12 mph 19 km/h.
Tuesday, September 1, 2026
Mid-Morning
81°F 27°C
Light Showers
Mid-Afternoon
92°F 33°C
Light Showers
Early-Evening
84°F 29°C
Light Showers
Hot with a mix of sun and clouds, lower humidity and steady pressure. A stray shower or storm late in the day. Winds shifting from SSW to SSE at 10 mph 15 km/h.
Wednesday, September 2, 2026
Mid-Morning
81°F 27°C
Light Showers
Mid-Afternoon
94°F 34°C
Partly Cloudy
Early-Evening
86°F 30°C
Partly Cloudy
Hot with a mix of sun and clouds, lower humidity and steady pressure. A stray shower or storm late in the day. Winds increasing from the SSE at 4 mph 7 km/h to SE at 12 mph 19 km/h.
Thursday, September 3, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
94°F 34°C
Overcast
Early-Evening
86°F 31°C
Overcast
Hot with overcast skies, lower humidity and steady pressure. Winds SSE at 10 mph 16 km/h.
Friday, September 4, 2026
Mid-Morning
83°F 29°C
Scattered Showers
Mid-Afternoon
92°F 33°C
Scattered Showers
Early-Evening
86°F 30°C
Scattered Showers
Hot with a mix of sun and clouds, lower humidity and steady pressure. Spotty showers, dry in most areas. Winds increasing from the SSW at 4 mph 6 km/h to SE at 12 mph 18 km/h.
Saturday, September 5, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
89°F 32°C
Cloudy
Hot with partly sunny skies in the morning, then partly sunny for the afternoon and evening, lower humidity and steady pressure. Winds shifting from SSW to SSE at 11 mph 17 km/h.
Sunday, September 6, 2026
Mid-Morning
83°F 29°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
89°F 31°C
Scattered Showers
Hot with mostly sunny skies in the morning, then partly sunny for the afternoon and evening, lower humidity and steady pressure. Winds shifting from SW to SSE at 10 mph 15 km/h.
Monday, September 7, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
90°F 32°C
Scattered Showers
Hot with mostly sunny skies in the morning, then partly sunny for the afternoon and evening, lower humidity and barometric pressure falling. Winds shifting from SW to S at 11 mph 18 km/h.
Tuesday, September 8, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
98°F 37°C
Overcast
Early-Evening
91°F 33°C
Overcast
Hot with overcast skies, lower humidity and steady pressure. Winds shifting from SSW to S at 13 mph 20 km/h.
Wednesday, September 9, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
101°F 38°C
Sunny
Early-Evening
91°F 33°C
Partly Cloudy
Dangerously hot with partly sunny skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and steady pressure. Winds shifting from SSW to S at 15 mph 23 km/h.
Thursday, September 10, 2026
Mid-Morning
86°F 30°C
Scattered Showers
Mid-Afternoon
97°F 36°C
Scattered Showers
Early-Evening
90°F 32°C
Cloudy
Hot with a mix of sun and clouds, lower humidity and steady pressure. A stray shower possible. Winds shifting from S to SSE at 13 mph 21 km/h.
Friday, September 11, 2026
Mid-Morning
86°F 30°C
Overcast
Mid-Afternoon
95°F 35°C
Nearby Thunderstorms
Early-Evening
81°F 27°C
Nearby Thunderstorms
Hot with cloudy skies, steady humidity and steady pressure. A few pop-up thunderstorms.
Saturday, September 12, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
85°F 29°C
Cloudy
Hot with overcast skies, steady humidity and steady pressure. Winds shifting from S to SSW at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
83°F 28°C
Overcast
Mid-Afternoon
95°F 35°C
Cloudy
Early-Evening
88°F 31°C
Scattered Showers
Hot with mostly cloudy skies, lower humidity and steady pressure. Winds increasing from the ESE at 4 mph 6 km/h to SE at 13 mph 20 km/h.
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