Hillsboro, IN Weather & Growing Conditions
This Afternoon
67°F
Mostly Cloudy
Mostly cloudy. High near 67, with temperatures falling to around 59 in the afternoon. West southwest wind around 13 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Cloudy | 13 mph WSW | 11% |
| Tonight | 47°F | Mostly Cloudy | 7 to 12 mph WSW | 6% |
| Thursday | 59°F | Partly Sunny | 9 to 15 mph WSW | 2% |
| Thursday Night | 41°F | Chance Light Rain | 3 to 8 mph WNW | 35% |
| Friday | 52°F | Mostly Cloudy | 8 to 12 mph NNW | 11% |
| Friday Night | 32°F | Partly Cloudy | 3 to 9 mph NNW | 4% |
| Saturday | 53°F | Sunny | 3 to 7 mph NW | 0% |
| Saturday Night | 28°F | Mostly Clear | 0 to 3 mph WNW | 0% |
| Sunday | 58°F | Sunny | 1 to 9 mph W | 0% |
| Sunday Night | 31°F | Mostly Clear | 1 to 5 mph W | 0% |
| Monday | 62°F | Sunny | 0 to 7 mph WSW | 0% |
| Monday Night | 35°F | Clear | 6 mph SW | 0% |
| Tuesday | 64°F | Sunny | 2 to 6 mph W | 1% |
| Tuesday Night | 35°F | Mostly Clear | 3 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hillsboro, IN
Last spring frost
Apr 22
First fall frost
Oct 17
Growing season
176 days
Hardiness zone
6a
Explore more for Hillsboro, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Attica 2E, In (15.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.