Marion County Lake Weather Forecast

    • 65
    • 81

    Rain Showers Likely

    • 65
    • 78

    Rain Showers

    • 69
    • 82

    Slight Chance Thunderstorms

    • 77
    • 91

    Breezy

    • 78
    • 93

    Breezy

    • 77
    • 94

    Slight Chance Thunderstorms

Today 24 Jun Marion

Patchy fog this morning. Mostly cloudy with a chance of Showers and Thunderstorms this Morning, then partly sunny with a slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. South Winds 5 to 10 Mph, becoming north this afternoon. Chance of rain 40 percent.

Tonight 24 Jun Marion

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marion County Lake Temperature Statistics

June Temperature

Newton, Newton City/County Airport (24.2 miles)

  • Lowest 12 June, 2026

    59 °F

  • Average June

    75.5 °F

  • Highest 17 June, 2026

    97 °F

Climate (2021–2026)

Newton, Newton City/County Airport (24.2 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    69.3 °F
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