Simpson Lake Weather Forecast

    • 37
    • 59

    Breezy

    • 39
    • 60

    Chance Thunderstorms

    • 37
    • 56

    Rain Showers Likely

    • 39
    • 59

    Chance Rain Showers

    • 29
    • 46

    Rain Showers

    • 25
    • 38

    Chance Thunderstorms

Today 23 Jun Wind River Mountains East

Mostly sunny and breezy. Highs in the mid 60s. Southwest Winds 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 23 Jun Wind River Mountains East

Mostly clear and breezy. Lows in the lower 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest around 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Simpson Lake Temperature Statistics

June Temperature

Dubois Municipal Airport (8.7 miles)

  • Lowest 10 June, 2026

    32 °F

  • Average June

    53.9 °F

  • Highest 6 June, 2026

    78.8 °F

Climate (2021–2026)

Dubois Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    41.3 °F

  • Average High 2021–2026

    53.1 °F
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