Trumbull Weather Forecast

    • 52
    • 70

    Partly Sunny

    • 51
    • 66

    Mostly Cloudy

    • 50
    • 67

    Partly Sunny

    • 49
    • 66

    Chance Rain Showers

    • 51
    • 65

    Chance Rain Showers

    • 52
    • 65

    Chance Rain Showers

    • 52
    • 67

    Chance Rain Showers

Today 21 Sep Northern Fairfield

Mostly sunny. Highs in the upper 60s.

Tonight 21 Sep Northern Fairfield

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Trumbull Temperature Statistics

September Temperature

Bridgeport, Sikorsky Memorial Airport (6.2 miles)

  • Lowest 15 September, 2026

    52.6 °F

  • Average September

    70.7 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Bridgeport, Sikorsky Memorial Airport (6.2 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    62.2 °F
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