East Sister Weather Forecast

    • 10
    • 20

    Mostly Sunny

    • 14
    • 27

    Mostly Sunny

    • 28
    • 32

    Snow Likely

    • 25
    • 36

    Slight Chance Snow

    • 22
    • 35

    Mostly Cloudy

    • 21
    • 35

    Partly Sunny

    • 25
    • 36

    Mostly Cloudy

Today 8 Feb Coastal York

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

Tonight 8 Feb Coastal York

Mostly clear. Lows around 2 below. Northwest Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Sister Temperature Statistics

February Temperature

Pease Air Force Base / Portsmouth (7.5 miles)

  • Lowest 1 February, 2026

    4.8 °F

  • Average February

    21.1 °F

  • Highest 3 February, 2026

    33.8 °F

Climate (2021–Present)

Pease Air Force Base / Portsmouth (7.5 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    59.2 °F
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