Harriet Lake Weather Forecast

    • 11
    • 19

    Increasing Clouds

    • 18
    • 32

    Mostly Cloudy

    • 9
    • 22

    Mostly Cloudy

    • 18
    • 30

    Mostly Cloudy

    • 12
    • 36

    Mostly Cloudy

    • 10
    • 24

    Mostly Cloudy

Today 21 Dec North Cass

Mostly sunny. Not as cool with Highs around 19. South Winds around 5 Mph.

Tonight 21 Dec North Cass

Partly cloudy. Near steady temperature around 5 below. Southwest Winds around 5 Mph.

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Harriet Lake Temperature Statistics

December Temperature

Pine River Regional Airport (5.6 miles)

  • Lowest 14 December, 2025

    -27.6 °F

  • Average December

    9.4 °F

  • Highest 16 December, 2025

    50 °F

Climate (2020–Present)

Pine River Regional Airport (5.6 miles)

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  • Average Low 2020–2025

    32.6 °F

  • Average 2020–2025

    43 °F

  • Average High 2020–2025

    52.5 °F
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