Willis, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willis, a city in Montgomery County, Texas.
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 104. South wind 0 to 5 mph.
7-day forecast for Willis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 5 mph S | 1% |
| Tonight | 76°F | Mostly Clear | 5 mph S | 3% |
| Wednesday | 97°F | Sunny | 0 to 5 mph S | 8% |
| Wednesday Night | 76°F | Mostly Clear | 0 to 10 mph S | 7% |
| Thursday | 97°F | Sunny | 0 to 5 mph S | 6% |
| Thursday Night | 75°F | Mostly Clear | 0 to 10 mph S | 6% |
| Friday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 15% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 15% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SE | 16% |
| Saturday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph SE | 16% |
| Sunday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SE | 16% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 16% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 10 mph S | 25% |
| Monday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 25% |
Forecast source: National Weather Service (api.weather.gov) for Willis (30.434, -95.484). Updated through the day.
Growing snapshot for Willis
Last spring frost
Feb 24
First fall frost
Dec 2
Growing season
285 days
Hardiness zone
9a
More local growing data for Willis: nearby ZIP 77318 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Conroe
Cut and Shoot
Deerwood
Grangerland
Magnolia
Montgomery
Oak Ridge North
Panorama Village
Patton Village
Pinehurst
Plum Grove
Porter Heights
Roman Forest
Shenandoah
Splendora
Stagecoach
The Woodlands
Woodbranch
Woodloch
Climate data from the nearest NOAA station, Conroe, Tx (8.9 mi from Willis). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.