Monroeville, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monroeville, a town in Allen County, Indiana.
This Afternoon
68°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 68. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
7-day forecast for Monroeville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Scattered Rain Showers | 15 mph SW | 50% |
| Tonight | 48°F | Mostly Cloudy | 10 mph SW | 10% |
| Thursday | 59°F | Mostly Cloudy | 10 to 15 mph SW | 8% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 10 mph W | 48% |
| Friday | 52°F | Chance Rain Showers | 10 to 15 mph NW | 26% |
| Friday Night | 35°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 26% |
| Saturday | 52°F | Partly Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 0% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 34°F | Mostly Clear | 5 to 10 mph W | 1% |
| Monday | 59°F | Sunny | 5 to 10 mph W | 0% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Tuesday | 62°F | Sunny | 5 to 10 mph W | 0% |
| Tuesday Night | 36°F | Mostly Clear | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Monroeville (40.974, -84.868). Updated through the day.
Growing snapshot for Monroeville
Last spring frost
Apr 23
First fall frost
Oct 19
Growing season
178 days
Hardiness zone
6a
More local growing data for Monroeville: nearby ZIP 46773 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Arcola
Fort Wayne
Grabill
Harlan
Hessen Cassel
Hoagland
Huntertown
Lake Everett
Leo-Cedarville
Maples
New Haven
Woodburn
Climate data from the nearest NOAA station, Decatur 1 N, In (9.8 mi from Monroeville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.