San Augustine, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for San Augustine, a city in San Augustine County, Texas.
Today
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 106. South wind 0 to 5 mph.
7-day forecast for San Augustine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Sunny | 0 to 5 mph S | 6% |
| Tonight | 75°F | Mostly Clear | 0 mph | 6% |
| Wednesday | 96°F | Sunny | 0 to 5 mph SW | 10% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 5 mph S | 10% |
| Thursday | 95°F | Sunny | 0 to 5 mph S | 5% |
| Thursday Night | 74°F | Mostly Clear | 0 to 5 mph S | 5% |
| Friday | 94°F | Sunny | 0 to 5 mph S | 9% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 15% |
| Saturday | 94°F | Sunny | 0 to 5 mph SE | 13% |
| Saturday Night | 73°F | Partly Cloudy | 0 to 5 mph S | 13% |
| Sunday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 16% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 16% |
| Monday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 21% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 21% |
Forecast source: National Weather Service (api.weather.gov) for San Augustine (31.530, -94.111). Updated through the day.
Growing snapshot for San Augustine
Last spring frost
Mar 18
First fall frost
Nov 13
Growing season
240 days
Hardiness zone
8b
More local growing data for San Augustine: nearby ZIP 75972 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, San Augustine, Tx (1.2 mi from San Augustine). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.