Lost Creek State Park Weather Forecast

    • 42
    • 73

    Chance Rain Showers

    • 46
    • 72

    Chance Thunderstorms

    • 43
    • 71

    Rain Showers Likely

    • 37
    • 69

    Rain Showers Likely

    • 35
    • 67

    Mostly Sunny

    • 36
    • 71

    Partly Sunny

    • 39
    • 72

    Partly Sunny

Today 15 Sep Wasatch Mountains I-80 North

Partly cloudy in the morning then becoming partly sunny. Highs in the upper 60s.

Tonight 15 Sep Wasatch Mountains I-80 North

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of rain Showers and a slight chance of Thunderstorms after midnight. Warmer. Lows in the upper 40s. Chance of precipitation 40 percent.

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Lost Creek State Park Temperature Statistics

September Temperature

Evanston, Evanston-Uinta County Burns Field (19.3 miles)

  • Lowest 8 September, 2026

    42.7 °F

  • Average September

    62.9 °F

  • Highest 12 September, 2026

    81.6 °F

Climate (2021–2026)

Evanston, Evanston-Uinta County Burns Field (19.3 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    45 °F

  • Average High 2021–2026

    56.1 °F
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