Lake Sakakawea State Park Weather Forecast

    • 20
    • 40

    Becoming Sunny

    • 14
    • 36

    Partly Sunny

    • 14
    • 24

    Chance Snow

    • 11
    • 37

    Chance Snow

    • -5
    • 19

    Slight Chance Snow

    • -8
    • 4

    Slight Chance Snow

Today 29 Jan Mercer

Mostly sunny. Highs in the mid 40s. Light and variable Winds, becoming southwest 5 to 10 Mph in the afternoon.

Tonight 29 Jan Mercer

Mostly clear. Lows 15 to 20. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sakakawea State Park Temperature Statistics

January Temperature

Garrison (8.1 miles)

  • Lowest 20 January, 2025

    -25.2 °F

  • Average January

    6.5 °F

  • Highest 15 January, 2025

    38.6 °F

Climate (2020–Present)

Garrison (8.1 miles)

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  • Average Low 2020–2025

    31.3 °F

  • Average 2020–2025

    42.7 °F

  • Average High 2020–2025

    54.1 °F
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