Piscataqua River - Mast Cove Weather Forecast

    • 64
    • 89

    Mostly Sunny

    • 65
    • 84

    Slight Chance Thunderstorms

    • 62
    • 87

    Mostly Sunny

    • 62
    • 84

    Chance Rain Showers

    • 59
    • 83

    Chance Thunderstorms

    • 56
    • 81

    Mostly Sunny

Today 9 Aug Coastal York

Mostly sunny. Warm with Highs in the upper 80s. West Winds around 10 Mph. Heat index Values in the mid 90s.

Tonight 9 Aug Coastal York

Mostly clear. Lows in the mid 60s. Northwest Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Piscataqua River - Mast Cove Temperature Statistics

August Temperature

Pease Air Force Base / Portsmouth (2.5 miles)

  • Lowest 5 August, 2026

    62.8 °F

  • Average August

    76.7 °F

  • Highest 7 August, 2026

    91.4 °F

Climate (2021–2026)

Pease Air Force Base / Portsmouth (2.5 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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