Pittsburg, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pittsburg, a community in Carroll County, Indiana.
Overnight
62°F
Mostly Cloudy
Mostly cloudy. Low around 62, with temperatures rising to around 66 overnight. East wind around 7 mph.
7-day forecast for Pittsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Mostly Cloudy | 7 mph E | 12% |
| Saturday | 82°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 mph SE | 70% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 42% |
| Sunday | 78°F | Showers And Thunderstorms Likely | 2 to 9 mph NW | 65% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 12 mph NE | 66% |
| Monday | 68°F | Showers And Thunderstorms Likely | 10 to 14 mph ENE | 66% |
| Monday Night | 52°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 41% |
| Tuesday | 68°F | Chance Rain Showers | 13 mph NE | 32% |
| Tuesday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 12 mph NE | 17% |
| Wednesday | 68°F | Mostly Cloudy | 6 to 9 mph NNE | 8% |
| Wednesday Night | 53°F | Mostly Cloudy | 2 to 9 mph NNE | 5% |
| Thursday | 71°F | Partly Sunny | 3 to 7 mph N | 5% |
| Thursday Night | 53°F | Partly Cloudy | 2 to 7 mph NNE | 5% |
| Friday | 72°F | Mostly Sunny | 2 to 7 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Pittsburg (40.596, -86.703). Updated through the day.
Growing snapshot for Pittsburg
Last spring frost
Apr 22
First fall frost
Oct 17
Growing season
179 days
Hardiness zone
6a
More local growing data for Pittsburg: nearby ZIP 46923 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Delphi 2 N, In (1.4 mi from Pittsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.