Sidney, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sidney, a town in Wabash County, Indiana.
Today
82°F
Sunny
Sunny, with a high near 82. South wind around 0 mph.
7-day forecast for Sidney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°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 | Partly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph SW | 50% |
| Thursday | 81°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 69% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SW | 69% |
| Friday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 29% |
| Friday Night | 64°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 29% |
| Saturday | 84°F | Mostly Sunny | 0 to 5 mph SW | 12% |
| Saturday Night | 67°F | Slight Chance Rain Showers | 0 to 5 mph SW | 15% |
| Sunday | 85°F | Mostly Sunny | 5 to 10 mph SW | 12% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
| Monday | 86°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 43% |
Forecast source: National Weather Service (api.weather.gov) for Sidney (41.105, -85.743). Updated through the day.
Growing snapshot for Sidney
Last spring frost
Apr 26
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
6a
More local growing data for Sidney: nearby ZIP 46946 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, N Manchester Wwtp, In (3.9 mi from Sidney). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.