Altamont, TN Weather & Growing Conditions
Overnight
61°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 61. South southeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Showers And Thunderstorms | 15 mph SSE | 85% |
| Wednesday | 68°F | Showers And Thunderstorms | 5 to 15 mph S | 96% |
| Wednesday Night | 54°F | Slight Chance Rain Showers then Patchy Fog | 0 to 5 mph WNW | 17% |
| Thursday | 68°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph WNW | 0% |
| Thursday Night | 48°F | Mostly Clear | 0 mph | 0% |
| Friday | 66°F | Sunny | 0 to 5 mph NNW | 1% |
| Friday Night | 42°F | Partly Cloudy | 5 mph NNW | 0% |
| Saturday | 56°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 36°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Sunday | 57°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 36°F | Mostly Clear | 0 mph | 1% |
| Monday | 61°F | Sunny | 0 to 5 mph NNW | 0% |
| Monday Night | 39°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 64°F | Sunny | 0 to 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Altamont, TN
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
182 days
Hardiness zone
7a
Explore more for Altamont, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Coalmont, Tn (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.