Leon Valley, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Leon Valley, a city in Bexar County, Texas.
This Afternoon
77°F
Sunny
Sunny, with a high near 77. North wind 5 to 10 mph.
7-day forecast for Leon Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 5 to 10 mph N | 1% |
| Tonight | 53°F | Mostly Clear | 5 mph N | 0% |
| Wednesday | 75°F | Sunny | 0 to 5 mph NE | 0% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Thursday | 79°F | Mostly Sunny | 0 to 5 mph S | 2% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 15 mph NNW | 2% |
| Friday | 73°F | Sunny | 5 to 15 mph N | 0% |
| Friday Night | 54°F | Partly Cloudy | 5 to 10 mph NNE | 3% |
| Saturday | 69°F | Slight Chance Rain Showers | 5 to 10 mph NNE | 20% |
| Saturday Night | 52°F | Mostly Cloudy | 5 to 10 mph N | 14% |
| Sunday | 70°F | Mostly Sunny | 5 to 10 mph NNE | 10% |
| Sunday Night | 50°F | Mostly Clear | 0 to 5 mph N | 5% |
| Monday | 71°F | Sunny | 0 to 5 mph ENE | 4% |
| Monday Night | 51°F | Mostly Clear | 0 to 5 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov) for Leon Valley (29.495, -98.614). Updated through the day.
Growing snapshot for Leon Valley
Last spring frost
Feb 18
First fall frost
Dec 9
Growing season
296 days
Hardiness zone
9a
More local growing data for Leon Valley: nearby ZIP 78238 weather · frost dates · planting calendar · Texas frost dates
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Windcrest
Climate data from the nearest NOAA station, San Antonio/Seaworld, Tx (5.3 mi from Leon Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.