Duncan Airport Weather Forecast

    • 40
    • 53

    Rain

    • 39
    • 52

    Rain

    • 39
    • 61

    Chance Rain

    • 34
    • 56

    Rain Likely

    • 36
    • 60

    Slight Chance Rain

    • 43
    • 71

    Chance Rain

Today 26 Apr Upper Blackfoot and MacDonald Pass

Chance of rain and snow in the Morning, then rain and snow in the afternoon. Little or no snow accumulation. Highs 40 to 50. Northeast Winds 5 to 15 Mph. Chance of precipitation 90 percent.

Tonight 26 Apr Upper Blackfoot and MacDonald Pass

Rain and snow. Snow accumulation up to 3 Inches. Lows 35 to 40. Northeast Winds 5 to 15 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duncan Airport Temperature Statistics

April Temperature

Helena Regional Airport (8.7 miles)

  • Lowest 20 April, 2024

    21.8 °F

  • Average April

    47.2 °F

  • Highest 12 April, 2024

    78.7 °F

Climate (2019–Present)

Helena Regional Airport (8.7 miles)

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  • Average Low 2019–2024

    35.9 °F

  • Average 2019–2024

    46.9 °F

  • Average High 2019–2024

    58.4 °F
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