Petersburg Weather Forecast

    • 66
    • 83

    Rain Showers

    • 61
    • 85

    Chance Thunderstorms

    • 64
    • 85

    Mostly Cloudy

    • 66
    • 87

    Rain Showers Likely

    • 66
    • 89

    Rain Showers Likely

    • 67
    • 89

    Rain Showers Likely

Today 2 Aug Eastern Grant

Showers and Thunderstorms likely. Some Thunderstorms may produce heavy rainfall. Highs in the upper 70s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 2 Aug Eastern Grant

Cloudy. Showers and Thunderstorms Likely, mainly in the evening. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

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Petersburg Temperature Statistics

August Temperature

Petersburg, Grant County Airport (0.6 miles)

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Climate (2021–2026)

Petersburg, Grant County Airport (0.6 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.5 °F
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