Round Lake Weather Forecast

    • 12
    • 29

    Gradual Clearing

    • 30
    • 35

    Rain

    • 24
    • 48

    Rain

    • 22
    • 29

    Mostly Cloudy

    • 19
    • 32

    Mostly Cloudy

    • 14
    • 27

    Partly Sunny

Today 27 Dec Orange

Cloudy in the Morning, then becoming partly sunny. Cold with Highs in the upper 20s. Northeast Winds 5 to 10 Mph.

Tonight 27 Dec Orange

Partly cloudy in the Evening, then becoming mostly cloudy. Cold with Lows around 12. Light and variable Winds.

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  • Temperature Forecast NOAA

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Round Lake Temperature Statistics

December Temperature

Montgomery, Orange County Airport (13 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    29.6 °F

  • Highest 19 December, 2025

    57.9 °F

Climate (2020–Present)

Montgomery, Orange County Airport (13 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    61.2 °F
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