Marshfield, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marshfield, a community in Warren County, Indiana.
This Afternoon
66°F
Mostly Cloudy
Mostly cloudy. High near 66, 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 for Marshfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Mostly Cloudy | 13 mph WSW | 8% |
| Tonight | 47°F | Cloudy | 6 to 9 mph SW | 6% |
| Thursday | 59°F | Mostly Cloudy | 8 to 13 mph SW | 9% |
| Thursday Night | 42°F | Chance Light Rain | 3 to 7 mph WNW | 44% |
| Friday | 52°F | Mostly Cloudy | 10 mph NNW | 9% |
| Friday Night | 33°F | Partly Cloudy | 3 to 8 mph NNW | 2% |
| Saturday | 53°F | Sunny | 6 mph NW | 0% |
| Saturday Night | 30°F | Mostly Clear | 0 to 3 mph WNW | 0% |
| Sunday | 59°F | Sunny | 1 to 7 mph W | 0% |
| Sunday Night | 33°F | Mostly Clear | 3 mph W | 0% |
| Monday | 63°F | Sunny | 0 to 6 mph WSW | 0% |
| Monday Night | 38°F | Clear | 5 mph SW | 0% |
| Tuesday | 64°F | Sunny | 5 mph W | 1% |
| Tuesday Night | 37°F | Mostly Clear | 2 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Marshfield (40.251, -87.452). Updated through the day.
Growing snapshot for Marshfield
Last spring frost
Apr 22
First fall frost
Oct 17
Growing season
176 days
Hardiness zone
6a
More local growing data for Marshfield: nearby ZIP 47991 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Ambia
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State Line City
Tab
West Lebanon
Climate data from the nearest NOAA station, Attica 2E, In (13.2 mi from Marshfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.