Texas · NWS EWX office

Seguin, TX weather

It is 66°F and cloudy at New Braunfels National Airport as of Oct 28, 7:00 AM CDT. Today: Chance Showers And Thunderstorms, high near 84°F, 30% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 6:42 AM CDT.

Updated Oct 28, 7:25 AM CDT (snapshot)

Current conditions

Temperature

66°F

Cloudy

Wind

E 3 mph

Humidity 94% · dew point 64°F

Pressure · visibility

30.12 inHg

Visibility 10 mi

Observed at New Braunfels National Airport (KBAZ), Oct 28, 7:00 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Seguin forecast zone right now.

Around the NWS EWX forecast area

No active alerts in zones served by the EWX office near Seguin.

From the alert snapshot of Oct 28, 2026, 8:14 AM EDT. Texas has 4 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Seguin (local time)
TimeTempForecastPrecip. chanceWind
Wed 7 AM66°FPatchy Fog11%ENE 5 mph
Wed 8 AM67°FPatchy Fog11%E 5 mph
Wed 9 AM69°FMostly Cloudy11%E 5 mph
Wed 10 AM74°FSlight Chance Rain Showers19%E 5 mph
Wed 11 AM77°FSlight Chance Rain Showers19%ESE 5 mph
Wed 12 PM80°FSlight Chance Rain Showers19%ESE 5 mph
Wed 1 PM82°FChance Showers And Thunderstorms30%SE 5 mph
Wed 2 PM82°FChance Showers And Thunderstorms30%SE 5 mph
Wed 3 PM83°FChance Showers And Thunderstorms30%SE 5 mph
Wed 4 PM83°FChance Showers And Thunderstorms28%SE 5 mph
Wed 5 PM82°FChance Showers And Thunderstorms28%SE 5 mph
Wed 6 PM80°FChance Showers And Thunderstorms28%SE 10 mph
Wed 7 PM78°FMostly Cloudy11%SE 10 mph
Wed 8 PM74°FMostly Cloudy11%SE 10 mph
Wed 9 PM72°FMostly Cloudy11%SE 5 mph
Wed 10 PM72°FMostly Cloudy1%SE 5 mph
Wed 11 PM71°FMostly Cloudy1%SE 5 mph
Thu 12 AM71°FMostly Cloudy1%SE 5 mph
Thu 1 AM70°FMostly Cloudy2%SE 5 mph
Thu 2 AM69°FMostly Cloudy2%SE 5 mph
Thu 3 AM69°FMostly Cloudy2%ESE 5 mph
Thu 4 AM68°FMostly Cloudy4%ESE 5 mph
Thu 5 AM68°FMostly Cloudy4%E 5 mph
Thu 6 AM68°FMostly Cloudy4%E 5 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Seguin can differ.

7-day forecast

Today

High 84°F·Low 66°F

Patchy fog before 9am, then a slight chance of rain showers between 10am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Tonight: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 66. East southeast wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday

High 81°F·Low 64°F

A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 81. East wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night: A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 64. East southeast wind around 5 mph. Chance of precipitation is 20%.

Friday

High 80°F·Low 63°F

A slight chance of rain showers between 7am and 1pm. Mostly cloudy, with a high near 80. East wind 5 to 10 mph. Chance of precipitation is 20%.

Friday Night: Mostly cloudy, with a low around 63. East southeast wind 0 to 5 mph.

Saturday

High 84°F·Low 63°F

Partly sunny, with a high near 84. East wind 0 to 5 mph.

Saturday Night: Partly cloudy, with a low around 63. East northeast wind around 0 mph.

Sunday

High 85°F·Low 65°F

Partly sunny, with a high near 85. East wind 0 to 5 mph.

Sunday Night: Mostly cloudy, with a low around 65.

Monday

High 86°F·Low 64°F

Partly sunny, with a high near 86.

Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

Tuesday

High 82°F·Low 55°F

A slight chance of showers and thunderstorms before noon. Mostly sunny, with a high near 82. Chance of precipitation is 20%.

Tuesday Night: Mostly clear, with a low around 55.

Nearby cities

Larger cities in the area

Other cities in Guadalupe County

See every city we cover in Texas, or check all active alerts.

About this forecast

Forecast office
Seguin is served by the National Weather Service EWX forecast office, forecast zone TXZ207, county zone TXC187.
Location used
The Census Bureau's internal point for Seguin (29.5902, -97.9686), in Guadalupe County. Population: 38,789 (2024 estimate), number 96 of the 154 Texas cities on this site.
Radar
Nearest NWS radar: KEWX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/29.5902,-97.9686 (forecast issued Oct 28, 6:42 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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