Blackfoot Weather Forecast

    • 43
    • 77

    Mostly Sunny

    • 46
    • 77

    Mostly Sunny

    • 43
    • 70

    Partly Sunny

    • 45
    • 72

    Chance Rain

    • 37
    • 64

    Partly Sunny

    • 37
    • 63

    Mostly Sunny

Today 24 Sep Lower Snake River Plain

Sunny. Highs 74 to 81. Northeast Winds up to 10 Mph.

Tonight 24 Sep Lower Snake River Plain

Mostly clear. Lows 40 to 50. East Winds up to 10 Mph.

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Blackfoot Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (21.7 miles)

  • Lowest 15 September, 2026

    30.7 °F

  • Average September

    61.8 °F

  • Highest 6 September, 2026

    88.6 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    61.9 °F
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