Chesterton, IN Weather & Growing Conditions
Today
64°F
Chance Rain Showers
A chance of rain showers before 1pm. Cloudy, with a high near 64. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Chance Rain Showers | 10 to 15 mph ENE | 28% |
| Tonight | 52°F | Mostly Cloudy | 10 mph ENE | 11% |
| Tuesday | 65°F | Partly Sunny | 10 mph NE | 7% |
| Tuesday Night | 52°F | Partly Cloudy | 10 mph NE | 3% |
| Wednesday | 66°F | Partly Sunny | 10 to 15 mph NE | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 5 to 10 mph ENE | 1% |
| Thursday | 67°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph ENE | 1% |
| Friday | 67°F | Mostly Sunny | 0 to 5 mph NE | 1% |
| Friday Night | 50°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Saturday | 68°F | Mostly Sunny | 0 to 5 mph ENE | 0% |
| Saturday Night | 52°F | Partly Cloudy | 0 to 5 mph ENE | 4% |
| Sunday | 71°F | Mostly Sunny | 0 to 5 mph ENE | 6% |
| Sunday Night | 54°F | Partly Cloudy | 0 mph | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chesterton, IN
Last spring frost
Apr 22
First fall frost
Oct 27
Growing season
188 days
Hardiness zone
6a
Explore more for Chesterton, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Indiana Dunes Nl, In (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 21, 2026.