Petersburg Weather Forecast
- 39
- 45
Rain Showers
- 26
- 46
Rain Showers
- 23
- 33
Partly Sunny
- 38
- 48
Mostly Cloudy
- 26
- 48
Chance Rain Showers
- 26
- 39
Chance Snow Showers
- 35
- 44
Rain Showers Likely
Today 30 Jan Mahoning
Partly sunny. Highs in the lower 40s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 30 Jan Mahoning
A chance of Showers this Evening, then Showers after midnight. Not as cool with Lows in the upper 30s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.
Petersburg Temperature Statistics
January Temperature
New Castle, New Castle Municipal Airport (9.3 miles)
Lowest 22 January, 2025
-13 °FAverage January
20.3 °FHighest 1 January, 2025
39 °F
Climate (2020–Present)
New Castle, New Castle Municipal Airport (9.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
41.9 °FAverage 2020–2025
51.2 °FAverage High 2020–2025
60.9 °F