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La Coma, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for La Coma, a community in Webb County, Texas.

Tonight
76°F
Partly Cloudy
Partly cloudy, with a low around 76. Heat index values as high as 95. Southeast wind 6 to 12 mph, with gusts as high as 18 mph.

7-day forecast for La Coma

WhenTempForecastWindPrecip
Tonight 76°F Partly Cloudy 6 to 12 mph SE 2%
Saturday 100°F Sunny 6 mph SE 1%
Saturday Night 76°F Mostly Clear 7 to 14 mph SE 0%
Sunday 100°F Sunny 3 to 7 mph SE 1%
Sunday Night 77°F Partly Cloudy 6 to 14 mph SE 2%
Monday 101°F Sunny 3 to 8 mph ESE 2%
Monday Night 76°F Mostly Clear 6 to 14 mph ESE 2%
Tuesday 100°F Sunny 3 to 12 mph ESE 11%
Tuesday Night 76°F Mostly Clear 3 to 14 mph ESE 11%
Wednesday 98°F Mostly Sunny then Slight Chance Showers And Thunderstorms 3 to 13 mph ESE 17%
Wednesday Night 76°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 14 mph ESE 17%
Thursday 98°F Mostly Sunny then Slight Chance Showers And Thunderstorms 3 to 13 mph E 24%
Thursday Night 75°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 13 mph ESE 24%
Friday 97°F Mostly Sunny then Slight Chance Showers And Thunderstorms 3 to 10 mph ENE 18%

Forecast source: National Weather Service (api.weather.gov) for La Coma (27.499, -99.304). Updated through the day.

Growing snapshot for La Coma

Last spring frost
Jan 20
First fall frost
Dec 25
Growing season
344 days
Hardiness zone
9b

More local growing data for La Coma: nearby ZIP 78043 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Laredo Afb, Tx (10.3 mi from La Coma). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.