Weekend Weather Forecast - Houston

Weekend weather in Houston. Saturday high 36°C (97°F). Sunday high 36°C (97°F).

Weekend Hourly Forecast

Fri·11 Sep
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Temperature · peaks at +30°C

48-Hour Weekend Forecast Chart

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Fri11 Sep
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Temperature · peaks at +30°C

Weekend Activity Outlook

Travel / Drive
Rating
Fair
Reason
Best window: Morning — allow extra time
Outdoor Sports
Rating
Fair
Reason
Playable but conditions are tricky
Home / Laundry
Rating
Fair
Reason
Partial drying — use indoor racks too
Outdoor Events
Rating
Fair
Reason
Carry contingency plans

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Houston is forecast to reach a high of 36°C this weekend, with an overnight low around 24°C. That's 4° above the long-term average high of 32°C for this time of year. It continues a recent pattern — 18 of the last 20 days with published data have run warmer than normal. Expect a fair chance of rain (44% probability) and a gentle breeze averaging 18 km/h. Air quality is currently Moderate (AQI 63), driven mainly by PM2.5 at 16 μg/m³.

Today vs Normal

31°C-2° below normal

The long-term average high for today is 33°C.

18 of the last 20 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-19: 36°C36°2026-08-20: 37°C37°2026-08-21: 38°C38°2026-08-22: 39°C39°2026-08-23: 38°C38°2026-08-24: 37°C37°2026-08-25: 37°C37°2026-08-26: 37°C37°2026-08-27: 36°C36°2026-08-28: 36°C36°2026-08-29: 36°C36°2026-08-30: 37°C37°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.