Prospect, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Prospect, a community in Orange County, Indiana.
This Afternoon
91°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 91. Heat index values as high as 101. East wind around 2 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Prospect
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Slight Chance Showers And Thunderstorms | 2 mph E | 16% |
| Tonight | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph E | 19% |
| Saturday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 2 mph S | 23% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph S | 23% |
| Sunday | 93°F | Mostly Sunny | 3 mph SW | 11% |
| Sunday Night | 66°F | Mostly Cloudy then Chance Rain Showers | 3 mph NE | 30% |
| Monday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph NE | 50% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 3 to 7 mph NE | 50% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 6 mph NE | 44% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms then Mostly Cloudy | 1 to 7 mph NE | 38% |
| Wednesday | 73°F | Partly Sunny | 5 mph N | 8% |
| Wednesday Night | 56°F | Mostly Cloudy | 0 to 5 mph N | 7% |
| Thursday | 74°F | Mostly Sunny | 0 to 3 mph N | 4% |
| Thursday Night | 56°F | Partly Cloudy | 0 to 3 mph N | 4% |
Forecast source: National Weather Service (api.weather.gov) for Prospect (38.587, -86.616). Updated through the day.
Growing snapshot for Prospect
Last spring frost
Apr 21
First fall frost
Oct 18
Growing season
178 days
Hardiness zone
6b
More local growing data for Prospect: nearby ZIP 47469 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Paoli, In (8.3 mi from Prospect). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.