Whetstone Bay Recreation Area Weather Forecast

    • 29
    • 48

    Increasing Clouds

    • 28
    • 52

    Partly Sunny

    • 19
    • 55

    Breezy

    • 14
    • 27

    Partly Sunny

    • 29
    • 54

    Mostly Cloudy

    • 23
    • 42

    Mostly Cloudy

Today 15 Dec Gregory

Sunny. Not as cool with Highs in the upper 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 15 Dec Gregory

Partly cloudy. Lows in the upper 20s. Southwest Winds 10 to 15 Mph.

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Whetstone Bay Recreation Area Temperature Statistics

December Temperature

Chamberlain, Chamberlain Municipal Airport (44.1 miles)

  • Lowest 13 December, 2025

    -7.4 °F

  • Average December

    22.8 °F

  • Highest 9 December, 2025

    52.9 °F

Climate (2020–Present)

Chamberlain, Chamberlain Municipal Airport (44.1 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    47.6 °F

  • Average High 2020–2025

    59.3 °F
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