Lake Dunlap, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Dunlap, a community in Guadalupe County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 106. South wind 5 to 15 mph.
7-day forecast for Lake Dunlap
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 to 15 mph S | 3% |
| Tonight | 76°F | Mostly Clear | 5 to 15 mph S | 3% |
| Wednesday | 98°F | Mostly Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 76°F | Mostly Clear | 5 to 15 mph SSE | 1% |
| Thursday | 98°F | Mostly Sunny | 5 to 10 mph SSE | 3% |
| Thursday Night | 76°F | Partly Cloudy | 5 to 10 mph SSE | 3% |
| Friday | 96°F | Mostly Sunny | 0 to 5 mph SSE | 6% |
| Friday Night | 76°F | Partly Cloudy | 0 to 10 mph SSE | 6% |
| Saturday | 95°F | Mostly Sunny | 0 to 5 mph SSE | 5% |
| Saturday Night | 76°F | Mostly Clear | 0 to 10 mph SSE | 3% |
| Sunday | 95°F | Sunny | 0 to 10 mph SSE | 5% |
| Sunday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 5% |
| Monday | 96°F | Mostly Sunny | 5 to 15 mph S | 5% |
| Monday Night | 76°F | Mostly Clear | 5 to 15 mph SSE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Lake Dunlap (29.665, -98.082). Updated through the day.
Growing snapshot for Lake Dunlap
Last spring frost
Feb 25
First fall frost
Nov 25
Growing season
274 days
Hardiness zone
9a
More local growing data for Lake Dunlap: nearby ZIP 78130 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Cibolo
Geronimo
Kingsbury
Marion
McQueeney
New Berlin
New Braunfels
Santa Clara
Seguin
Staples
Zuehl
Climate data from the nearest NOAA station, New Braunfels Wfo, Tx (2.5 mi from Lake Dunlap). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.