Trumbull Lake Weather Forecast

    • 61
    • 82

    Slight Chance Rain Showers

    • 63
    • 83

    Mostly Cloudy

    • 65
    • 86

    Mostly Sunny

    • 66
    • 88

    Sunny

    • 67
    • 90

    Mostly Sunny

    • 68
    • 91

    Mostly Sunny

Today 9 Jul Clay

Mostly cloudy with a chance of Sprinkles this Morning, then mostly sunny this afternoon. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 9 Jul Clay

Mostly clear in the Evening, then becoming partly cloudy. Lows around 60. Northeast Winds around 5 Mph.

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Trumbull Lake Temperature Statistics

July Temperature

Spencer Municipal Airport (13 miles)

  • Lowest 6 July, 2026

    59.6 °F

  • Average July

    75 °F

  • Highest 7 July, 2026

    87.1 °F

Climate (2021–2026)

Spencer Municipal Airport (13 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    61 °F
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