East Sister Weather Forecast

    • 39
    • 45

    Chance Rain

    • 40
    • 54

    Rain

    • 24
    • 42

    Chance Rain

    • 28
    • 33

    Partly Sunny

    • 34
    • 41

    Partly Sunny

    • 39
    • 48

    Mostly Cloudy

Today 25 Mar Coastal York

Partly sunny. Highs in the upper 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 25 Mar Coastal York

Partly cloudy in the Evening, then cloudy with a chance of rain after midnight. Lows in the mid 30s. South Winds around 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Sister Temperature Statistics

March Temperature

Pease Air Force Base / Portsmouth (7.5 miles)

  • Lowest 2 March, 2026

    7.9 °F
  • Average March

    37.2 °F
  • Highest 10 March, 2026

    72.7 °F

Climate (2021–Present)

Pease Air Force Base / Portsmouth (7.5 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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