Lake Darling State Park Weather Forecast

    • 18
    • 41

    Becoming Sunny

    • 26
    • 37

    Partly Sunny

    • 35
    • 45

    Mostly Cloudy

    • 33
    • 48

    Mostly Cloudy

    • 45
    • 54

    Mostly Cloudy

    • 37
    • 61

    Partly Sunny

Today 20 Dec Washington

Partly sunny. Not as cool with Highs in the upper 30s. Temperature falling into the mid 30s this afternoon. West Winds 10 to 15 Mph, becoming northwest this afternoon.

Tonight 20 Dec Washington

Mostly clear. Lows around 18. Northwest Winds 5 to 10 Mph.

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Lake Darling State Park Temperature Statistics

December Temperature

Fairfield Municipal Airport (10.6 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    23 °F

  • Highest 9 December, 2025

    46.4 °F

Climate (2020–Present)

Fairfield Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    41.5 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    61.7 °F
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