Island Lake Weather Forecast

    • 41
    • 70

    Decreasing Clouds

    • 34
    • 56

    Mostly Sunny

    • 42
    • 60

    Sunny

    • 53
    • 71

    Partly Sunny

    • 47
    • 74

    Partly Sunny

    • 32
    • 58

    Mostly Sunny

Today 7 Dec Northern Newton

Areas of fog this morning. Mostly cloudy this Morning, then partly sunny with a slight chance of Showers this afternoon. Highs around 70. South Winds around 5 Mph, becoming northwest with Gusts up to 20 Mph this afternoon. Chance of rain 20 percent.

Tonight 7 Dec Northern Newton

Mostly cloudy. Less humid with Lows in the lower 40s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

December Temperature

Jasper, Jasper County-Bell Field Airport (11.2 miles)

  • Lowest 3 December, 2025

    30.2 °F

  • Average December

    42.1 °F

  • Highest 2 December, 2025

    50 °F

Climate (2020–Present)

Jasper, Jasper County-Bell Field Airport (11.2 miles)

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  • Average Low 2020–2025

    57.3 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    79.1 °F
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