Mentone, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mentone, a town in Kosciusko County, Indiana.
This Afternoon
75°F
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 5pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Southwest wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Mentone
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 23% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 74% |
| Sunday | 75°F | Showers And Thunderstorms Likely | 0 to 10 mph N | 69% |
| Sunday Night | 54°F | Chance Showers And Thunderstorms | 10 mph NE | 49% |
| Monday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 38% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 52°F | Slight Chance Rain Showers | 10 to 15 mph NE | 23% |
| Wednesday | 66°F | Slight Chance Rain Showers | 10 mph NE | 23% |
| Wednesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 22% |
| Thursday | 68°F | Mostly Cloudy | 5 mph NE | 7% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 5 mph NE | 9% |
| Friday | 72°F | Partly Sunny | 5 mph NE | 9% |
| Friday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Mentone (41.174, -86.038). Updated through the day.
Growing snapshot for Mentone
Last spring frost
Apr 28
First fall frost
Oct 18
Growing season
170 days
Hardiness zone
6a
More local growing data for Mentone: nearby ZIP 46539 weather · frost dates · planting calendar · Indiana frost dates
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Climate data from the nearest NOAA station, Warsaw, In (10.8 mi from Mentone). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.