Winona Lake, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winona Lake, a town in Kosciusko County, Indiana.
Today
83°F
Sunny
Sunny, with a high near 83. South wind around 0 mph.
7-day forecast for Winona Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 0 mph | 0% |
| Tonight | 60°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 84°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 65°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 59% |
| Thursday | 81°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 70% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SW | 70% |
| Friday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 28% |
| Friday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 28% |
| Saturday | 84°F | Mostly Sunny | 0 to 5 mph SW | 12% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 16% |
| Sunday | 86°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph SW | 16% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 35% |
| Monday | 86°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 35% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 mph SW | 43% |
Forecast source: National Weather Service (api.weather.gov) for Winona Lake (41.217, -85.813). Updated through the day.
Growing snapshot for Winona Lake
Last spring frost
Apr 28
First fall frost
Oct 18
Growing season
170 days
Hardiness zone
6a
More local growing data for Winona Lake: nearby ZIP 46590 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Barbee
Beaver Dam
Burket
Claypool
Etna Green
Hoffman Lake
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Mentone
Milford
North Webster
Oswego
Palestine
Pierceton
Silver Lake
Syracuse
Warsaw
Wooster
Climate data from the nearest NOAA station, Warsaw, In (4.5 mi from Winona Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.