Hebron, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hebron, a town in Porter County, Indiana.
Today
78°F
Showers And Thunderstorms
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Cloudy, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Hebron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Showers And Thunderstorms | 5 to 10 mph SE | 96% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 5 mph S | 79% |
| Sunday | 72°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 60% |
| Sunday Night | 53°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 41% |
| Monday | 66°F | Chance Rain Showers | 10 to 15 mph ENE | 43% |
| Monday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 26% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 20% |
| Wednesday | 66°F | Partly Sunny | 5 to 10 mph NNE | 8% |
| Wednesday Night | 51°F | Mostly Cloudy | 5 to 10 mph NNE | 6% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph NNE | 4% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Friday | 71°F | Mostly Sunny | 5 to 10 mph NNE | 2% |
| Friday Night | 50°F | Partly Cloudy | 0 to 10 mph NE | 2% |
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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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 19, 2026.