Petroleum, IN Weather & Growing Conditions
Today
81°F
Sunny
Sunny, with a high near 81. Northeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 0 mph | 0% |
| Tonight | 58°F | Clear | 0 mph | 0% |
| Wednesday | 83°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 64°F | Partly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph SW | 29% |
| Thursday | 80°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 59% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 59% |
| Friday | 81°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 58% |
| Friday Night | 65°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph SW | 58% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 25% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 27% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 34% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 44% |
| Monday | 84°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 44% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph SW | 58% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Petroleum, IN
Last spring frost
Apr 23
First fall frost
Oct 22
Growing season
181 days
Hardiness zone
6a
Explore more for Petroleum, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Berne Wwtp, In (13 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.