Fallon Weather Forecast

    • 69
    • 99

    Hot

    • 71
    • 102

    Hot

    • 68
    • 101

    Hot

    • 66
    • 93

    Slight Chance Thunderstorms

    • 66
    • 95

    Slight Chance Thunderstorms

    • 64
    • 95

    Mostly Sunny

Today 13 Jul Prairie

Sunny, hot with Highs in the upper 90s. Northeast wind 15 to 20 Mph.

Tonight 13 Jul Prairie

Mostly clear. Lows in the upper 60s. Northeast wind 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fallon Temperature Statistics

July Temperature

Glendive, Dawson Community Airport (25.5 miles)

  • Lowest 1 July, 2026

    53.1 °F

  • Average July

    74.5 °F

  • Highest 11 July, 2026

    104 °F

Climate (2021–2026)

Glendive, Dawson Community Airport (25.5 miles)

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  • Average Low 2021–2026

    33.6 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    56.5 °F
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