Magnolia, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Magnolia, a city in Montgomery County, Texas.
Today
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 104. South wind 0 to 5 mph.
7-day forecast for Magnolia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Sunny | 0 to 5 mph S | 2% |
| Tonight | 76°F | Mostly Clear | 0 to 5 mph S | 2% |
| Wednesday | 96°F | Sunny | 0 to 5 mph S | 8% |
| Wednesday Night | 76°F | Mostly Clear | 0 to 5 mph S | 7% |
| Thursday | 96°F | Sunny | 0 to 5 mph S | 8% |
| Thursday Night | 75°F | Mostly Clear | 0 to 5 mph S | 8% |
| Friday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 16% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 16% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 16% |
| Saturday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 16% |
| Sunday | 93°F | Sunny | 0 to 5 mph SE | 12% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph S | 12% |
| Monday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 22% |
| Monday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 22% |
Forecast source: National Weather Service (api.weather.gov) for Magnolia (30.213, -95.743). Updated through the day.
Growing snapshot for Magnolia
Last spring frost
Feb 19
First fall frost
Dec 3
Growing season
290 days
Hardiness zone
9a
More local growing data for Magnolia: nearby ZIP 77355 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Conroe
Cut and Shoot
Deerwood
Grangerland
Montgomery
Oak Ridge North
Panorama Village
Patton Village
Pinehurst
Plum Grove
Porter Heights
Roman Forest
Shenandoah
Splendora
Stagecoach
The Woodlands
Willis
Woodbranch
Woodloch
Climate data from the nearest NOAA station, Houston Hooks Mem Ap, Tx (13.1 mi from Magnolia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.