Austin/San Antonio, TX

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September is National Preparedness Month

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Last Map Update: Fri, Sep 4, 2026 at 2:28:19 pm CDT

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There are no watches, warnings, or advisories at this time.

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Weekly Outlook

September in South-Central Texas

September Outlook

Highs in the lower 90s and up to 102 degrees. Isolated to scattered showers and thunderstorms to affect portions of South Central Texas throughout the day. Southerly winds prevail through the period.

Temperatures will stay above normal for the weekend into next week. Some low to medium rain chances are in place for the next several days.

September in South-Central Texas typically brings early fall cold fronts, cooling highs from the mid-90s to upper 80s and lows into the mid-60s. Average rainfall increases to 2 to 4 inches with low severe risk. For September 2026, the forecast leans warmer than average with equal chances of below-, near-, or above-average rainfall.

The National outlook for September 2026 show a elevated probability of above-normal temperatures across Texas and much of the central United States. For precipitation, South-Central Texas remains in an equal-chances category, indicating no strong tilt toward drier or wetter conditions.