Monaca Weather Forecast

    • 19
    • 42

    Rain Showers

    • 28
    • 43

    Mostly Cloudy

    • 18
    • 33

    Partly Sunny

    • 28
    • 35

    Mostly Cloudy

    • 33
    • 43

    Chance Rain

    • 36
    • 44

    Rain Likely

Today 19 Dec Beaver

Rain Showers likely late this morning. Snow Showers likely. Snow accumulation less than an inch. Highs in the lower 40s. Temperatures falling into the mid 20s this afternoon. West Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of precipitation 70 percent.

Tonight 19 Dec Beaver

Considerable cloudiness with a chance of snow Showers in the Evening, then partly cloudy after midnight. Little or no snow accumulation. Lows around 19. West Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming southwest 5 to 10 Mph with Gusts up to 20 Mph after midnight. Chance of snow 50 percent.

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Monaca Temperature Statistics

December Temperature

Beaver County Airport (8.1 miles)

  • Lowest 15 December, 2025

    8.6 °F

  • Average December

    28.9 °F

  • Highest 17 December, 2025

    50 °F

Climate (2020–Present)

Beaver County Airport (8.1 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    63.7 °F
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