Altamont, TN Weather & Growing Conditions
Today
81°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 9am, then a chance of showers and thunderstorms between noon and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81. North northeast wind around 0 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Patchy Fog then Chance Showers And Thunderstorms | 0 mph | 58% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 29% |
| Wednesday | 81°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 mph | 54% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 42% |
| Thursday | 82°F | Chance Showers And Thunderstorms | 5 mph SSW | 42% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 42% |
| Friday | 82°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 45% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph SSE | 45% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 66% |
| Saturday Night | 68°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 66% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 0 mph | 52% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 52% |
| Monday | 83°F | Chance Showers And Thunderstorms | 0 mph | 47% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 47% |
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
7b
Explore more for Altamont, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Coalmont, Tn (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.