San Isidro, TX Weather & Growing Conditions
Overnight
75°F
Partly Cloudy
Partly cloudy, with a low around 75. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 100°F | Mostly Sunny | 0 to 9 mph E | 4% |
| Saturday Night | 75°F | Mostly Clear | 0 to 12 mph E | 3% |
| Sunday | 100°F | Sunny | 0 to 7 mph E | 3% |
| Sunday Night | 75°F | Partly Cloudy | 1 to 12 mph ESE | 0% |
| Monday | 100°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph ESE | 18% |
| Monday Night | 75°F | Slight Chance Showers And Thunderstorms then Clear | 0 to 12 mph ENE | 18% |
| Tuesday | 98°F | Sunny then Chance Showers And Thunderstorms | 0 to 12 mph NE | 28% |
| Tuesday Night | 75°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph ENE | 28% |
| Wednesday | 98°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph ENE | 38% |
| Wednesday Night | 75°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 12 mph ENE | 38% |
| Thursday | 97°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph ENE | 43% |
| Thursday Night | 75°F | Chance Showers And Thunderstorms | 0 to 12 mph NE | 43% |
| Friday | 98°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph ENE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Isidro, TX
Last spring frost
Jan 22
First fall frost
Dec 19
Growing season
333 days
Hardiness zone
9b
Explore more for San Isidro, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Mccook, Tx (20.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.