Harwood, TX Weather & Growing Conditions
Today
99°F
Mostly Sunny
Mostly sunny, with a high near 99. Heat index values as high as 102. Southeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Mostly Sunny | 0 to 5 mph SE | 0% |
| Tonight | 72°F | Mostly Clear | 0 to 10 mph S | 0% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph SSE | 0% |
| Sunday Night | 74°F | Partly Cloudy | 0 to 5 mph SSE | 2% |
| Monday | 99°F | Sunny | 0 to 5 mph SE | 10% |
| Monday Night | 74°F | Mostly Clear | 0 to 5 mph SE | 10% |
| Tuesday | 99°F | Sunny | 0 to 10 mph NE | 12% |
| Tuesday Night | 74°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 16% |
| Wednesday | 99°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 0 to 10 mph NE | 16% |
| Wednesday Night | 74°F | Partly Cloudy | 0 to 10 mph E | 6% |
| Thursday | 98°F | Mostly Sunny | 0 to 10 mph ENE | 3% |
| Thursday Night | 72°F | Partly Cloudy | 0 to 10 mph E | 3% |
| Friday | 97°F | Mostly Sunny | 0 to 10 mph ENE | 4% |
| Friday Night | 71°F | Partly Cloudy | 0 to 10 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harwood, TX
Last spring frost
Mar 5
First fall frost
Nov 23
Growing season
263 days
Hardiness zone
9a
Explore more for Harwood, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Luling, Tx (11.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.