Germantown, TN Weather & Growing Conditions
This Afternoon
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 104. Southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 100°F | Sunny | 5 mph SW | 1% |
| Tonight | 77°F | Mostly Clear | 0 to 5 mph SSW | 1% |
| Sunday | 100°F | Mostly Sunny | 0 to 5 mph WSW | 2% |
| Sunday Night | 77°F | Partly Cloudy | 0 to 5 mph SSW | 0% |
| Monday | 99°F | Mostly Sunny | 0 to 10 mph WSW | 5% |
| Monday Night | 73°F | Partly Cloudy | 5 mph NNE | 11% |
| Tuesday | 92°F | Mostly Sunny | 5 to 15 mph N | 11% |
| Tuesday Night | 66°F | Mostly Clear | 10 to 15 mph NNE | 11% |
| Wednesday | 87°F | Sunny | 10 mph N | 2% |
| Wednesday Night | 64°F | Mostly Clear | 5 to 10 mph NNE | 2% |
| Thursday | 86°F | Sunny | 5 to 10 mph NNE | 1% |
| Thursday Night | 65°F | Mostly Clear | 5 to 10 mph NNE | 1% |
| Friday | 87°F | Sunny | 5 to 10 mph NNE | 0% |
| Friday Night | 65°F | Partly Cloudy | 5 to 10 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Germantown, TN
Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
223 days
Hardiness zone
8a
Explore more for Germantown, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Memphis Wfo, Tn (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.