Petersburg Weather Forecast

    • 63
    • 88

    Becoming Sunny

    • 64
    • 89

    Sunny

    • 65
    • 91

    Sunny

    • 69
    • 93

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 73
    • 95

    Mostly Sunny

    • 76
    • 98

    Mostly Sunny

Today 11 Jul Howard

Mostly sunny. Highs in the mid 80s. North Winds 5 to 10 Mph.

Tonight 11 Jul Howard

Mostly clear. Lows in the mid 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Petersburg Temperature Statistics

July Temperature

Jesse Viertel Memorial Airport (13.7 miles)

  • Lowest 8 July, 2026

    65.3 °F

  • Average July

    78.7 °F

  • Highest 2 July, 2026

    92.3 °F

Climate (2021–2026)

Jesse Viertel Memorial Airport (13.7 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    67.1 °F
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