Osceola, IN Weather & Growing Conditions
Overnight
57°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4am. Mostly cloudy. Low around 57, with temperatures rising to around 63 overnight. East wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Slight Chance Showers And Thunderstorms | 10 mph E | 20% |
| Saturday | 75°F | Showers And Thunderstorms | 5 to 10 mph SE | 94% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph S | 89% |
| Sunday | 72°F | Showers And Thunderstorms | 5 to 10 mph N | 75% |
| Sunday Night | 51°F | Chance Rain Showers | 10 to 15 mph NE | 40% |
| Monday | 66°F | Slight Chance Rain Showers | 10 to 15 mph NE | 22% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 15% |
| Tuesday | 65°F | Partly Sunny then Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 24% |
| Wednesday | 66°F | Slight Chance Rain Showers | 10 mph NE | 24% |
| Wednesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph NE | 3% |
| Thursday Night | 50°F | Mostly Cloudy | 0 to 10 mph NE | 3% |
| Friday | 72°F | Mostly Sunny | 5 to 10 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Osceola, IN
Last spring frost
Apr 23
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
6a
Explore more for Osceola, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, S Bend, In (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.