Petersburg Weather Forecast
- 74
- 94
Chance Thunderstorms
- 75
- 93
Chance Thunderstorms
- 73
- 96
Mostly Sunny
- 74
- 97
Hot
- 74
- 97
Hot
- 73
- 96
Partly Sunny
- 74
- 95
Slight Chance Thunderstorms
Today 20 Jul Howard
Mostly sunny. A slight chance of Showers and Thunderstorms late this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 105.
Tonight 20 Jul Howard
Mostly cloudy with a chance of Showers. A slight chance of Thunderstorms Early, then a chance of Thunderstorms. Lows in the mid 70s. Southwest Winds 5 to 10 Mph, becoming southeast after midnight. Chance of rain 50 percent. Heat index Values up to 106 early this evening.
Petersburg Temperature Statistics
July Temperature
Jesse Viertel Memorial Airport (13.7 miles)
Lowest
–Average July
–Highest
–
Climate (2020–Present)
Jesse Viertel Memorial Airport (13.7 miles)
Average Low 2020–2025
47.1 °FAverage 2020–2025
56.9 °FAverage High 2020–2025
66.7 °F