Lewistown Municipal Airport Weather Forecast

    • 38
    • 61

    Rain Showers Likely

    • 33
    • 54

    Chance Rain Showers

    • 40
    • 62

    Mostly Sunny

    • 47
    • 74

    Mostly Sunny

    • 48
    • 79

    Partly Sunny

    • 41
    • 69

    Rain Showers Likely

Today 29 Apr Fergus County below 4500ft

Breezy. Mostly cloudy. A 50 percent chance of rain Showers in the afternoon. Highs 60 to 65. West Winds 10 to 15 Mph increasing to 15 to 25 Mph in the afternoon.

Tonight 29 Apr Fergus County below 4500ft

Breezy. Mostly cloudy with a 20 percent chance of rain Showers. Lows 40 to 45. West Winds 15 to 25 Mph decreasing to 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewistown Municipal Airport Temperature Statistics

April Temperature

Lewistown, Lewistown Municipal Airport (0 miles)

  • Lowest 4 April, 2025

    14.8 °F

  • Average April

    41.1 °F

  • Highest 7 April, 2025

    71.7 °F

Climate (2020–Present)

Lewistown, Lewistown Municipal Airport (0 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    44.3 °F

  • Average High 2020–2025

    56.2 °F
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