Altamont, TN Weather & Growing Conditions
Today
91°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 91, with temperatures falling to around 84 in the afternoon. North northwest wind around 0 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 27% |
| Tonight | 69°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SSE | 17% |
| Sunday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 20% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 16% |
| Monday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 43% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 65% |
| Tuesday | 82°F | Showers And Thunderstorms | 0 to 5 mph WSW | 77% |
| Tuesday Night | 64°F | Showers And Thunderstorms | 0 to 5 mph ENE | 77% |
| Wednesday | 75°F | Rain Showers Likely | 0 to 5 mph WNW | 63% |
| Wednesday Night | 60°F | Showers And Thunderstorms Likely | 0 mph | 63% |
| Thursday | 74°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 20% |
| Thursday Night | 58°F | Slight Chance Rain Showers then Partly Cloudy | 0 mph | 20% |
| Friday | 74°F | Mostly Sunny | 0 to 5 mph NNE | 11% |
| Friday Night | 56°F | Partly Cloudy | 0 to 5 mph NE | 11% |
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 Sep 19, 2026.