Grinnell Lake Weather Forecast

    • 29
    • 61

    Breezy

    • 38
    • 52

    Mostly Cloudy

    • 43
    • 67

    Breezy

    • 44
    • 67

    Partly Sunny

    • 44
    • 67

    Breezy

    • 33
    • 60

    Chance Rain/Snow

Today 26 Mar Shirley Basin

Mostly sunny and breezy. Not as warm with Highs in the mid 60s. West Winds 15 to 20 Mph, becoming northwest 15 to 25 Mph in the afternoon.

Tonight 26 Mar Shirley Basin

Mostly cloudy with a 20 percent chance of Showers. Lows in the mid 40s. Southwest Winds around 5 Mph.

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Grinnell Lake Temperature Statistics

March Temperature

Elk Mountain AWOS (34.8 miles)

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  • Average March

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Climate (2021–Present)

Elk Mountain AWOS (34.8 miles)

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  • Average Low 2021–2025

    35.7 °F

  • Average 2021–2025

    46.4 °F

  • Average High 2021–2025

    57.2 °F
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