East Sister Weather Forecast

    • 44
    • 50

    Rain Showers Likely

    • 47
    • 53

    Rain Showers Likely

    • 45
    • 54

    Rain Showers Likely

    • 44
    • 47

    Chance Rain Showers

    • 39
    • 52

    Chance Rain Showers

    • 34
    • 45

    Slight Chance Rain Showers

Today 15 Apr Coastal York

Mostly cloudy. Areas of dense fog this morning. Areas of fog this afternoon. Scattered Showers this afternoon. Visibility one quarter mile or less at Times this morning. Highs in the upper 50s. Light and variable Winds. Chance of rain 30 percent.

Tonight 15 Apr Coastal York

Cloudy. A slight chance of Showers this Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Patchy fog. Lows in the mid 40s. Light and variable Winds. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Sister Temperature Statistics

April Temperature

Pease Air Force Base / Portsmouth (7.5 miles)

  • Lowest 8 April, 2026

    26.2 °F

  • Average April

    44.4 °F

  • Highest 13 April, 2026

    70.3 °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

    50.6 °F

  • Average High 2021–2026

    59.1 °F
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