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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

WhenTempForecastWindPrecip
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

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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.