Peru Weather Forecast

    • 68
    • 91

    Thunderstorms

    • 65
    • 86

    Rain Showers Likely

    • 65
    • 86

    Rain Showers Likely

    • 62
    • 86

    Mostly Cloudy

    • 59
    • 80

    Chance Thunderstorms

    • 61
    • 81

    Chance Rain Showers

Today 10 Aug Hardy

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Except in the mid 80s at the higher Elevations. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 10 Aug Hardy

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the upper 60s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Peru Temperature Statistics

August Temperature

Petersburg, Grant County Airport (9.9 miles)

  • Lowest 4 August, 2026

    57.4 °F

  • Average August

    75.4 °F

  • Highest 6 August, 2026

    90.5 °F

Climate (2021–2026)

Petersburg, Grant County Airport (9.9 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    67.5 °F
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