Prairie Weather Forecast

    • 44
    • 72

    Sunny

    • 43
    • 73

    Mostly Sunny

    • 45
    • 75

    Mostly Sunny

    • 47
    • 78

    Mostly Sunny

    • 48
    • 78

    Mostly Sunny

    • 50
    • 81

    Partly Sunny

Today 29 Sep Boise Mountains

Patchy fog this morning. Sunny. Highs 62 to 77.

Tonight 29 Sep Boise Mountains

Mostly clear. Lows 33 to 48.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prairie Temperature Statistics

September Temperature

Boise Air Terminal (33.6 miles)

  • Lowest 26 September, 2026

    43.6 °F

  • Average September

    66.5 °F

  • Highest 24 September, 2026

    94.6 °F

Climate (2021–2026)

Boise Air Terminal (33.6 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    66.3 °F
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