East Sister Weather Forecast

    • 24
    • 41

    Increasing Clouds

    • 6
    • 30

    Blustery

    • 7
    • 14

    Partly Sunny

    • 18
    • 23

    Blustery

    • 13
    • 23

    Blustery

    • 14
    • 22

    Partly Sunny

    • 13
    • 25

    Partly Sunny

Today 22 Jan Coastal York

Mostly sunny with a 20 percent chance of snow. Highs around 40. West Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 22 Jan Coastal York

Mostly clear in the Evening, then becoming partly cloudy. Lows around 18. West Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Sister Temperature Statistics

January Temperature

Pease Air Force Base / Portsmouth (7.5 miles)

  • Lowest 5 January, 2026

    10.4 °F

  • Average January

    29.9 °F

  • Highest 14 January, 2026

    50.2 °F

Climate (2021–Present)

Pease Air Force Base / Portsmouth (7.5 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.3 °F
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