Syracuse, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Syracuse, a town in Kosciusko County, Indiana.
Tonight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Southwest wind around 10 mph, with gusts as high as 25 mph.
7-day forecast for Syracuse
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Cloudy | 10 mph SW | 8% |
| Thursday | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph SW | 16% |
| Thursday Night | 42°F | Rain Showers Likely | 5 to 10 mph W | 56% |
| Friday | 50°F | Chance Rain Showers | 5 to 15 mph NW | 47% |
| Friday Night | 35°F | Chance Rain Showers | 5 to 10 mph NW | 30% |
| Saturday | 51°F | Partly Sunny | 5 to 10 mph NW | 7% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 5 mph W | 1% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 34°F | Mostly Clear | 5 mph W | 1% |
| Monday | 59°F | Sunny | 0 to 10 mph W | 1% |
| Monday Night | 39°F | Mostly Clear | 5 mph SW | 0% |
| Tuesday | 60°F | Sunny | 5 to 10 mph W | 0% |
| Tuesday Night | 37°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Veterans Day | 59°F | Mostly Sunny | 0 to 5 mph NW | 2% |
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 Nov 5, 2026.