Sidney, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sidney, a town in Wabash County, Indiana.
This Afternoon
73°F
Mostly Sunny
Mostly sunny, with a high near 73. East wind around 5 mph.
7-day forecast for Sidney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Mostly Sunny | 5 mph E | 3% |
| Tonight | 58°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph E | 25% |
| Saturday | 77°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph SE | 74% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 5 mph S | 72% |
| Sunday | 75°F | Showers And Thunderstorms Likely | 5 to 10 mph NW | 74% |
| Sunday Night | 55°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 63% |
| Monday | 66°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 55% |
| Monday Night | 51°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 38% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Tuesday Night | 53°F | Slight Chance Rain Showers | 5 to 15 mph NE | 21% |
| Wednesday | 65°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NE | 15% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph N | 6% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 10 mph N | 6% |
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 Sep 18, 2026.