Weir, TX Weather & Growing Conditions
Today
101°F
Sunny
Sunny, with a high near 101. Heat index values as high as 107. South wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 101°F | Sunny | 5 to 10 mph S | 1% |
| Tonight | 77°F | Mostly Clear | 5 to 10 mph S | 1% |
| Wednesday | 99°F | Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 77°F | Mostly Clear | 5 to 10 mph S | 1% |
| Thursday | 99°F | Sunny | 5 mph S | 3% |
| Thursday Night | 76°F | Partly Cloudy | 5 to 10 mph SSE | 3% |
| Friday | 97°F | Sunny | 5 mph S | 5% |
| Friday Night | 76°F | Mostly Clear | 5 to 10 mph S | 5% |
| Saturday | 97°F | Sunny | 5 mph SSE | 5% |
| Saturday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 5% |
| Sunday | 97°F | Sunny | 5 to 10 mph S | 4% |
| Sunday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 4% |
| Monday | 97°F | Sunny | 5 to 10 mph S | 5% |
| Monday Night | 76°F | Mostly Clear | 10 mph S | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Weir, TX
Last spring frost
Mar 6
First fall frost
Nov 24
Growing season
259 days
Hardiness zone
9a
Explore more for Weir, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Georgetown Lake, Tx (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.