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ZIP 78155 · Seguin, Texas

Current conditions and the National Weather Service 7-day forecast for ZIP code 78155, Seguin, Texas — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 75°F. Sunday Aug 30: a high near 98°F and a low around 75°F. Highs over the period run 98°F to 99°F.

National Weather Service forecast for ZIP 78155, Seguin, Texas
DayHighLowPrecip
Saturday Aug 2975°
Sunday Aug 3098°75°
Monday Aug 3198°76°
Tuesday Sep 198°76°
Wednesday Sep 298°76°
Thursday Sep 399°76°
Friday Sep 499°76°
Saturday Sep 599°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/Chicago. The live page updates continuously.

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