Magnolia, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Magnolia, a city in Montgomery County, Texas.
This Afternoon
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 101. East wind around 5 mph.
7-day forecast for Magnolia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Sunny | 5 mph E | 0% |
| Tonight | 70°F | Clear | 0 to 5 mph SE | 0% |
| Saturday | 95°F | Sunny | 0 to 5 mph E | 0% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Sunday | 95°F | Sunny | 0 to 5 mph SE | 5% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph S | 5% |
| Monday | 95°F | Mostly Sunny | 0 mph | 8% |
| Monday Night | 74°F | Mostly Clear | 0 mph | 8% |
| Tuesday | 95°F | Sunny | 0 to 5 mph N | 10% |
| Tuesday Night | 75°F | Mostly Clear | 0 to 5 mph NE | 9% |
| Wednesday | 95°F | Sunny | 0 to 10 mph NE | 3% |
| Wednesday Night | 74°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 93°F | Sunny | 5 to 10 mph NE | 3% |
| Thursday Night | 73°F | Mostly Clear | 0 to 5 mph NE | 3% |
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
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Conroe
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Roman Forest
Shenandoah
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The Woodlands
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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 Sep 18, 2026.