Rainbow Park Weather Forecast

    • 43
    • 72

    Decreasing Clouds

    • 51
    • 78

    Mostly Cloudy

    • 43
    • 80

    Breezy

    • 28
    • 54

    Rain/Snow

    • 26
    • 38

    Snow Likely

    • 29
    • 47

    Partly Sunny

Today 7 Oct Cascade County below 5000ft

Mostly sunny. Highs in the lower 70s. Northeast Winds up to 5 Mph.

Tonight 7 Oct Cascade County below 5000ft

Partly cloudy. Lows 42 to 48. East Winds up to 5 Mph shifting to the southwest after midnight.

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Rainbow Park Temperature Statistics

October Temperature

Malmstrom Air Force Base (1.9 miles)

  • Lowest 4 October, 2026

    38.7 °F

  • Average October

    59.1 °F

  • Highest 5 October, 2026

    84 °F

Climate (2021–2026)

Malmstrom Air Force Base (1.9 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59 °F
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