Balcones Heights, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Balcones Heights, a city in Bexar County, Texas.
Overnight
56°F
Clear
Clear, with a low around 56. North wind around 5 mph.
7-day forecast for Balcones Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Clear | 5 mph N | 0% |
| Wednesday | 75°F | Sunny | 0 to 5 mph NE | 0% |
| Wednesday Night | 56°F | Clear | 0 to 5 mph E | 0% |
| Thursday | 78°F | Sunny | 0 to 5 mph SSE | 0% |
| Thursday Night | 60°F | Partly Cloudy | 0 to 15 mph N | 1% |
| Friday | 74°F | Sunny | 5 to 15 mph N | 0% |
| Friday Night | 56°F | Partly Cloudy | 5 to 10 mph NNE | 0% |
| Saturday | 68°F | Partly Sunny then Slight Chance Rain Showers | 10 mph NNE | 18% |
| Saturday Night | 54°F | Chance Rain Showers | 5 to 15 mph NNE | 29% |
| Sunday | 66°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NNE | 15% |
| Sunday Night | 50°F | Partly Cloudy | 0 to 5 mph NNE | 5% |
| Monday | 68°F | Sunny | 0 to 5 mph ENE | 5% |
| Monday Night | 51°F | Partly Cloudy | 0 mph | 3% |
| Tuesday | 70°F | Mostly Sunny | 0 to 5 mph ESE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Balcones Heights (29.490, -98.549). Updated through the day.
Growing snapshot for Balcones Heights
Last spring frost
Feb 25
First fall frost
Nov 28
Growing season
277 days
Hardiness zone
9a
More local growing data for Balcones Heights: nearby ZIP 78201 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, San Antonio Incarnate Word, Tx (3.4 mi from Balcones Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.