Trumbull Lake Weather Forecast

    • 55
    • 81

    Mostly Sunny

    • 59
    • 77

    Mostly Cloudy

    • 47
    • 75

    Mostly Cloudy

    • 43
    • 58

    Rain Showers Likely

    • 40
    • 52

    Rain Showers Likely

    • 39
    • 53

    Slight Chance Rain Showers

Today 22 Oct Clay

Mostly sunny. Highs in the upper 50s.

Tonight 22 Oct Clay

Mostly clear. Not as cool with Lows in the mid 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Trumbull Lake Temperature Statistics

October Temperature

Spencer Municipal Airport (13 miles)

  • Lowest 16 October, 2026

    28.7 °F

  • Average October

    57.1 °F

  • Highest 11 October, 2026

    90.6 °F

Climate (2021–2026)

Spencer Municipal Airport (13 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    61 °F
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