Mathis, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mathis, a city in San Patricio County, Texas.
Tonight
75°F
Mostly Clear
Mostly clear, with a low around 75. Heat index values as high as 98. East wind 1 to 10 mph.
7-day forecast for Mathis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Mostly Clear | 1 to 10 mph E | 2% |
| Saturday | 97°F | Sunny | 2 to 10 mph ENE | 4% |
| Saturday Night | 74°F | Mostly Clear | 1 to 13 mph SE | 0% |
| Sunday | 98°F | Sunny | 1 to 9 mph ESE | 3% |
| Sunday Night | 76°F | Partly Cloudy | 2 to 14 mph SE | 4% |
| Monday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 9 mph ESE | 15% |
| Monday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 to 12 mph SE | 15% |
| Tuesday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 12 mph ENE | 18% |
| Tuesday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 13 mph NE | 18% |
| Wednesday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 14 mph ENE | 15% |
| Wednesday Night | 77°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 to 14 mph E | 15% |
| Thursday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 13 mph ENE | 24% |
| Thursday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 to 13 mph ENE | 24% |
| Friday | 98°F | Sunny then Slight Chance Showers And Thunderstorms | 6 to 12 mph ENE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Mathis (28.091, -97.817). Updated through the day.
Growing snapshot for Mathis
Last spring frost
Jan 31
First fall frost
Dec 23
Growing season
328 days
Hardiness zone
9b
More local growing data for Mathis: nearby ZIP 78368 weather · frost dates · planting calendar · Texas frost dates
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Tradewinds
Climate data from the nearest NOAA station, Mathis 4 Ssw, Tx (6.8 mi from Mathis). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.