Santa Clara, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Santa Clara, a city in Guadalupe County, Texas.
Today
97°F
Mostly Sunny
Mostly sunny, with a high near 97. Heat index values as high as 101. Southeast wind 0 to 5 mph.
7-day forecast for Santa Clara
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Mostly Sunny | 0 to 5 mph SE | 0% |
| Tonight | 74°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 97°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph SSE | 5% |
| Monday | 97°F | Sunny | 0 to 5 mph SSE | 11% |
| Monday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 11% |
| Tuesday | 97°F | Sunny | 0 to 10 mph NE | 12% |
| Tuesday Night | 75°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 18% |
| Wednesday | 97°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph NE | 18% |
| Wednesday Night | 75°F | Partly Cloudy | 0 to 10 mph E | 9% |
| Thursday | 96°F | Mostly Sunny | 5 to 10 mph ENE | 8% |
| Thursday Night | 73°F | Partly Cloudy | 5 to 10 mph E | 4% |
| Friday | 95°F | Mostly Sunny | 5 to 10 mph ENE | 4% |
| Friday Night | 73°F | Partly Cloudy | 5 to 10 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov) for Santa Clara (29.593, -98.161). Updated through the day.
Growing snapshot for Santa Clara
Last spring frost
Mar 8
First fall frost
Nov 18
Growing season
253 days
Hardiness zone
9a
More local growing data for Santa Clara: nearby ZIP 78124 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Cibolo
Geronimo
Kingsbury
Lake Dunlap
Marion
McQueeney
New Berlin
New Braunfels
Seguin
Staples
Zuehl
Climate data from the nearest NOAA station, New Braunfels, Tx (7.1 mi from Santa Clara). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.