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Syracuse, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Syracuse, a town in Kosciusko County, Indiana.

Tonight
58°F
Partly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 4am and 5am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. East wind 5 to 10 mph. Chance of precipitation is 20%.

7-day forecast for Syracuse

WhenTempForecastWindPrecip
Tonight 58°F Partly Cloudy then Slight Chance Showers And Thunderstorms 5 to 10 mph E 21%
Saturday 75°F Showers And Thunderstorms 5 to 10 mph SE 90%
Saturday Night 64°F Chance Showers And Thunderstorms then Showers And Thunderstorms 5 mph S 81%
Sunday 73°F Showers And Thunderstorms 5 to 10 mph N 78%
Sunday Night 53°F Chance Showers And Thunderstorms 10 to 15 mph NE 54%
Monday 66°F Chance Showers And Thunderstorms 15 mph NE 51%
Monday Night 50°F Chance Rain Showers 10 to 15 mph NE 33%
Tuesday 65°F Mostly Cloudy then Slight Chance Rain Showers 10 to 15 mph NE 21%
Tuesday Night 52°F Slight Chance Rain Showers 10 to 15 mph NE 21%
Wednesday 65°F Slight Chance Rain Showers then Mostly Cloudy 10 mph NE 16%
Wednesday Night 52°F Mostly Cloudy 5 to 10 mph NE 12%
Thursday 68°F Partly Sunny 5 to 10 mph N 6%
Thursday Night 52°F Mostly Cloudy 5 mph NE 6%
Friday 70°F Mostly Sunny 5 mph N 6%

Forecast source: National Weather Service (api.weather.gov) for Syracuse (41.422, -85.750). Updated through the day.

Growing snapshot for Syracuse

Last spring frost
Apr 24
First fall frost
Oct 24
Growing season
182 days
Hardiness zone
6a

More local growing data for Syracuse: nearby ZIP 46567 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Northern Indiana Wfo, In (4.3 mi from Syracuse). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.