Middletown Weather Forecast

    • 58
    • 82

    Partly Sunny

    • 61
    • 77

    Rain Showers

    • 60
    • 79

    Rain Showers Likely

    • 59
    • 83

    Mostly Sunny

    • 64
    • 85

    Chance Rain Showers

    • 64
    • 81

    Chance Rain Showers

    • 62
    • 86

    Slight Chance Thunderstorms

Today 21 Jun Northern Middlesex

Partly sunny with a 20 percent chance of Showers. Highs in the lower 80s. West Winds 5 to 10 Mph.

Tonight 21 Jun Northern Middlesex

Partly cloudy. Lows in the upper 50s. West Winds around 5 Mph in the Evening, becoming light and variable.

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Middletown Temperature Statistics

June Temperature

Meriden, Meriden Markham Municipal Airport (9.9 miles)

  • Lowest 2 June, 2026

    39.9 °F

  • Average June

    69.9 °F

  • Highest 11 June, 2026

    91.9 °F

Climate (2021–2026)

Meriden, Meriden Markham Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.9 °F
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