Petersburg Weather Forecast
- 54
- 74
Slight Chance Rain Showers
- 49
- 61
Slight Chance Rain Showers
- 55
- 69
Chance Rain Showers
- 56
- 68
Chance Rain Showers
- 53
- 72
Partly Sunny
- 55
- 74
Chance Rain Showers
- 58
- 78
Chance Rain Showers
Today 24 May Menard
Mostly sunny. Near steady temperature in the lower 70s. Southeast Winds 5 to 10 Mph.
Tonight 24 May Menard
Mostly cloudy. Isolated Showers after midnight. Lows in the mid 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.
Petersburg Temperature Statistics
May Temperature
Springfield - Abraham Lincoln Capital Airport (14.3 miles)
Lowest 10 May, 2025
42.7 °FAverage May
63.7 °FHighest 15 May, 2025
90.6 °F
Climate (2020–Present)
Springfield - Abraham Lincoln Capital Airport (14.3 miles)
Average Low 2020–2025
44.8 °FAverage 2020–2025
55.1 °FAverage High 2020–2025
64.9 °F