Fallon Weather Forecast

    • 56
    • 87

    Mostly Sunny

    • 62
    • 94

    Chance Rain Showers

    • 62
    • 88

    Slight Chance Thunderstorms

    • 53
    • 86

    Chance Rain Showers

    • 44
    • 69

    Partly Sunny

    • 48
    • 70

    Partly Sunny

    • 50
    • 72

    Chance Rain Showers

Today 18 Jun Prairie

Sunny. Highs in the upper 80s. Southwest wind 5 to 10 Mph, becoming west 10 to 15 Mph this afternoon.

Tonight 18 Jun Prairie

Mostly clear. Lows in the upper 50s. West wind around 10 Mph, becoming northwest this Evening, then becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fallon Temperature Statistics

June Temperature

Glendive, Dawson Community Airport (25.5 miles)

  • Lowest 9 June, 2025

    42.1 °F

  • Average June

    63.5 °F

  • Highest 9 June, 2025

    90 °F

Climate (2020–Present)

Glendive, Dawson Community Airport (25.5 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    56.4 °F
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