Hillsboro, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hillsboro, a community in Coffee County, Tennessee.
Tonight
71°F
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hillsboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 15% |
| Sunday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 19% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 17% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 42% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Tuesday | 89°F | Patchy Fog then Showers And Thunderstorms Likely | 0 to 5 mph WSW | 69% |
| Tuesday Night | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 69% |
| Wednesday | 82°F | Rain Showers Likely | 0 to 5 mph WSW | 64% |
| Wednesday Night | 62°F | Showers And Thunderstorms Likely | 0 to 5 mph ENE | 64% |
| Thursday | 81°F | Slight Chance Rain Showers | 0 to 5 mph NNE | 22% |
| Thursday Night | 59°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NE | 21% |
| Friday | 80°F | Mostly Sunny | 0 to 10 mph NNE | 8% |
| Friday Night | 57°F | Mostly Clear | 0 to 5 mph NNE | 8% |
| Saturday | 81°F | Mostly Sunny | 0 to 10 mph NNE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Hillsboro (35.404, -85.954). Updated through the day.
Growing snapshot for Hillsboro
Last spring frost
Apr 13
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
7b
More local growing data for Hillsboro: nearby ZIP 37342 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Manchester #2, Tn (12.1 mi from Hillsboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.