Marion, IN Weather & Growing Conditions
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 5 to 10 mph SW | 9% |
| Thursday | 59°F | Mostly Cloudy | 10 to 15 mph SW | 7% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 10 mph W | 37% |
| Friday | 52°F | Chance Rain Showers | 5 to 10 mph NW | 35% |
| Friday Night | 34°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 35% |
| Saturday | 52°F | Mostly Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 30°F | Mostly Clear | 0 to 5 mph W | 0% |
| Sunday | 56°F | Sunny | 0 to 10 mph W | 0% |
| Sunday Night | 32°F | Mostly Clear | 0 to 5 mph W | 0% |
| Monday | 60°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 38°F | Clear | 5 mph SW | 0% |
| Tuesday | 62°F | Sunny | 5 mph W | 1% |
| Tuesday Night | 35°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Veterans Day | 61°F | Mostly Sunny | 0 to 5 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marion, IN
Last spring frost
Apr 26
First fall frost
Oct 20
Growing season
175 days
Hardiness zone
6a
Explore more for Marion, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Marion 2 N, In (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.