West Sister Weather Forecast

    • 33
    • 40

    Mostly Cloudy

    • 39
    • 43

    Mostly Cloudy

    • 46
    • 48

    Chance Rain

    • 49
    • 56

    Rain

    • 37
    • 52

    Chance Rain Showers

    • 41
    • 49

    Partly Sunny

Today 13 Mar Coastal York

Mostly cloudy. Highs in the lower 40s. East Winds around 10 Mph, becoming southeast this afternoon.

Tonight 13 Mar Coastal York

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 20s. Southeast Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

West Sister Temperature Statistics

March Temperature

Pease Air Force Base / Portsmouth (6.8 miles)

  • Lowest 3 March, 2025

    8.1 °F

  • Average March

    35 °F

  • Highest 6 March, 2025

    57.9 °F

Climate (2020–Present)

Pease Air Force Base / Portsmouth (6.8 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    59.3 °F
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