New Braunfels, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Braunfels, a city in Guadalupe County, Texas.
Today
98°F
Mostly Sunny
Mostly sunny, with a high near 98. Heat index values as high as 103. Southeast wind 0 to 5 mph.
7-day forecast for New Braunfels
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Mostly Sunny | 0 to 5 mph SE | 0% |
| Tonight | 74°F | Mostly Clear | 0 to 10 mph S | 0% |
| Sunday | 98°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph SSE | 5% |
| Monday | 98°F | Sunny | 0 to 5 mph SE | 12% |
| Monday Night | 75°F | Mostly Clear | 0 to 5 mph SSE | 12% |
| Tuesday | 98°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 | 97°F | Mostly Sunny | 0 to 10 mph ENE | 8% |
| Thursday Night | 74°F | Partly Cloudy | 0 to 10 mph E | 4% |
| Friday | 97°F | Mostly Sunny | 5 to 10 mph ENE | 4% |
| Friday Night | 73°F | Partly Cloudy | 0 to 10 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov) for New Braunfels (29.699, -98.115). Updated through the day.
Growing snapshot for New Braunfels
Last spring frost
Feb 25
First fall frost
Nov 25
Growing season
274 days
Hardiness zone
9a
More local growing data for New Braunfels: nearby ZIP 78130 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, New Braunfels Wfo, Tx (2.5 mi from New Braunfels). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.