Hebron, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hebron, a town in Porter County, Indiana.
Tonight
66°F
Showers And Thunderstorms
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then showers and thunderstorms. Cloudy. Low around 66, with temperatures rising to around 69 overnight. Southeast wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Hebron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 66°F | Showers And Thunderstorms | 0 to 5 mph SE | 80% |
| Sunday | 72°F | Showers And Thunderstorms | 5 to 10 mph N | 81% |
| Sunday Night | 53°F | Rain Showers Likely | 10 mph NE | 62% |
| Monday | 65°F | Chance Rain Showers | 10 to 15 mph ENE | 38% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 38% |
| Tuesday | 64°F | Chance Rain Showers | 10 mph NE | 32% |
| Tuesday Night | 50°F | Chance Rain Showers | 5 to 10 mph NE | 32% |
| Wednesday | 65°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 15% |
| Wednesday Night | 51°F | Mostly Cloudy | 5 to 10 mph NNE | 11% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph NNE | 1% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 5 mph NNE | 6% |
| Friday | 72°F | Partly Sunny | 0 to 5 mph NNE | 6% |
| Friday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Saturday | 73°F | Mostly Sunny | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Hebron (41.325, -87.202). Updated through the day.
Growing snapshot for Hebron
Last spring frost
Apr 29
First fall frost
Oct 16
Growing season
171 days
Hardiness zone
5b
More local growing data for Hebron: nearby ZIP 46341 weather · frost dates · planting calendar · Indiana frost dates
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Wheeler
Climate data from the nearest NOAA station, Lowell, In (11 mi from Hebron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.