Chesterfield Weather Forecast

    • 53
    • 90

    Slight Chance Thunderstorms

    • 53
    • 88

    Partly Sunny

    • 53
    • 90

    Mostly Sunny

    • 53
    • 90

    Partly Sunny

    • 53
    • 84

    Chance Thunderstorms

    • 51
    • 79

    Rain Showers Likely

Today 20 Aug Blackfoot Mountains

Mostly sunny. A slight chance of rain Showers in the morning. Then a slight chance of Showers and Thunderstorms in the afternoon. Highs 83 to 93.

Tonight 20 Aug Blackfoot Mountains

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Lows 51 to 61.

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Chesterfield Temperature Statistics

August Temperature

Pocatello, Pocatello Regional Airport (33.6 miles)

  • Lowest 10 August, 2025

    41.6 °F

  • Average August

    72.8 °F

  • Highest 13 August, 2025

    98.7 °F

Climate (2020–Present)

Pocatello, Pocatello Regional Airport (33.6 miles)

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  • Average Low 2020–2025

    34.7 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    61.2 °F
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