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Chapeno, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Chapeno, a community in Starr County, Texas.

Tonight
77°F
Mostly Clear
Mostly clear, with a low around 77. Southeast wind 3 to 9 mph.

7-day forecast for Chapeno

WhenTempForecastWindPrecip
Tonight 77°F Mostly Clear 3 to 9 mph SE 0%
Sunday 102°F Mostly Sunny 5 mph ESE 0%
Sunday Night 78°F Partly Cloudy 2 to 7 mph ESE 0%
Monday 103°F Sunny 1 to 7 mph ESE 5%
Monday Night 77°F Mostly Clear 1 to 8 mph ESE 5%
Tuesday 101°F Sunny then Slight Chance Showers And Thunderstorms 1 to 9 mph ESE 22%
Tuesday Night 77°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 9 mph E 22%
Wednesday 99°F Chance Showers And Thunderstorms 0 to 8 mph ENE 40%
Wednesday Night 76°F Chance Showers And Thunderstorms 0 to 8 mph E 40%
Thursday 97°F Chance Rain Showers 0 to 7 mph ENE 54%
Thursday Night 76°F Chance Showers And Thunderstorms 0 to 7 mph ENE 54%
Friday 98°F Chance Rain Showers 0 to 7 mph E 37%
Friday Night 76°F Chance Showers And Thunderstorms 0 to 7 mph E 37%
Saturday 99°F Chance Showers And Thunderstorms 0 to 6 mph E 26%

Forecast source: National Weather Service (api.weather.gov) for Chapeno (26.551, -99.134). Updated through the day.

Growing snapshot for Chapeno

Last spring frost
Jan 9
First fall frost
Jan 1
Growing season
363 days
Hardiness zone
9b

More local growing data for Chapeno: nearby ZIP 78545 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Falcon Dam, Tx (1.9 mi from Chapeno). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.