Mongo, IN Weather & Growing Conditions
This Afternoon
67°F
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 67. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Rain Showers Likely | 10 to 15 mph SW | 56% |
| Tonight | 48°F | Mostly Cloudy | 10 mph SW | 10% |
| Thursday | 56°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph SW | 27% |
| Thursday Night | 41°F | Rain Showers | 5 to 10 mph W | 75% |
| Friday | 50°F | Chance Rain Showers | 5 to 15 mph NW | 31% |
| Friday Night | 34°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 31% |
| Saturday | 51°F | Mostly Sunny | 5 to 10 mph NW | 6% |
| Saturday Night | 32°F | Partly Cloudy | 5 mph W | 3% |
| Sunday | 54°F | Mostly Sunny | 5 to 10 mph W | 10% |
| Sunday Night | 34°F | Mostly Clear | 5 to 10 mph W | 10% |
| Monday | 57°F | Sunny | 5 to 10 mph SW | 4% |
| Monday Night | 39°F | Mostly Clear | 5 mph SW | 2% |
| Tuesday | 61°F | Sunny | 5 to 10 mph W | 0% |
| Tuesday Night | 37°F | Partly Cloudy | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mongo, IN
Last spring frost
Apr 26
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
6a
Explore more for Mongo, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Lagrange, In (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.