Mathis, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mathis, a city in San Patricio County, Texas.
This Afternoon
96°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 5pm. Partly sunny. High near 96, with temperatures falling to around 90 in the afternoon. Heat index values as high as 102. East southeast wind around 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Mathis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Slight Chance Showers And Thunderstorms | 12 mph ESE | 20% |
| Tonight | 75°F | Mostly Clear | 1 to 12 mph E | 7% |
| 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% |
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.