Kittery Weather Forecast

    • 57
    • 70

    Increasing Clouds

    • 60
    • 68

    Rain Showers

    • 47
    • 72

    Sunny

    • 52
    • 66

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 60
    • 74

    Chance Rain Showers

    • 54
    • 74

    Partly Sunny

Today 12 Sep Coastal York

Mostly sunny. Highs around 70. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 12 Sep Coastal York

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. South Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kittery Temperature Statistics

September Temperature

Pease Air Force Base / Portsmouth (3.7 miles)

  • Lowest 7 September, 2026

    54.5 °F

  • Average September

    67.2 °F

  • Highest 10 September, 2026

    86.5 °F

Climate (2021–2026)

Pease Air Force Base / Portsmouth (3.7 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    59.2 °F
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