Tomball, TX Weather & Growing Conditions
Overnight
71°F
Clear
Clear, with a low around 71. East wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Clear | 0 mph | 0% |
| Saturday | 95°F | Sunny | 0 to 10 mph NE | 0% |
| Saturday Night | 73°F | Mostly Clear | 0 to 10 mph SE | 12% |
| Sunday | 96°F | Mostly Sunny | 0 to 5 mph SE | 12% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 10 mph SE | 2% |
| Monday | 97°F | Mostly Sunny | 0 to 5 mph S | 5% |
| Monday Night | 76°F | Mostly Clear | 0 to 5 mph S | 5% |
| Tuesday | 97°F | Sunny | 0 to 5 mph N | 8% |
| Tuesday Night | 77°F | Mostly Clear | 0 to 5 mph NE | 8% |
| Wednesday | 97°F | Sunny | 0 to 10 mph NE | 4% |
| Wednesday Night | 76°F | Partly Cloudy | 0 to 10 mph E | 4% |
| Thursday | 95°F | Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 74°F | Mostly Clear | 0 to 10 mph NE | 4% |
| Friday | 93°F | Sunny | 5 to 10 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tomball, TX
Last spring frost
Feb 19
First fall frost
Dec 3
Growing season
290 days
Hardiness zone
9b
Explore more for Tomball, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Houston Hooks Mem Ap, Tx (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.