Hornsby, TN Weather & Growing Conditions
This Afternoon
76°F
Partly Sunny
Partly sunny, with a high near 76. South southeast wind around 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Partly Sunny | 15 mph SSE | 2% |
| Tonight | 59°F | Showers And Thunderstorms | 5 to 15 mph S | 99% |
| Wednesday | 72°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph WSW | 15% |
| Wednesday Night | 44°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 72°F | Mostly Sunny | 0 mph | 0% |
| Thursday Night | 44°F | Partly Cloudy | 0 mph | 0% |
| Friday | 67°F | Mostly Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 38°F | Partly Cloudy | 0 to 5 mph NNW | 1% |
| Saturday | 61°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 34°F | Partly Cloudy | 0 mph | 1% |
| Sunday | 62°F | Mostly Sunny | 0 to 5 mph NNW | 5% |
| Sunday Night | 32°F | Mostly Clear | 0 to 5 mph NNW | 3% |
| Monday | 65°F | Sunny | 0 to 5 mph NW | 0% |
| Monday Night | 33°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hornsby, TN
Last spring frost
Apr 3
First fall frost
Oct 30
Growing season
210 days
Hardiness zone
7b
Explore more for Hornsby, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Bolivar Wtr Wks, Tn (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.