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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
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Oswego
Palestine
Pierceton
Silver Lake
Warsaw
Winona Lake
Wooster
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.