Sewanee, TN Weather & Growing Conditions
Today
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely between 2pm and 3pm, then showers and thunderstorms likely. Mostly sunny, with a high near 81. North northeast wind around 0 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Chance Showers And Thunderstorms | 0 mph | 58% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 33% |
| Wednesday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 72% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 54% |
| Thursday | 83°F | Chance Showers And Thunderstorms | 5 mph SSW | 40% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SSE | 40% |
| Friday | 83°F | Chance Showers And Thunderstorms | 5 mph S | 48% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph SSE | 48% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 68% |
| Saturday Night | 69°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 68% |
| Sunday | 83°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 | 50% |
| Monday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 50% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sewanee, TN
Last spring frost
Apr 2
First fall frost
Nov 4
Growing season
216 days
Hardiness zone
7b
Explore more for Sewanee, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Sewanee, Tn (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.