Harper Weather Forecast

    • 54
    • 80

    Rain

    • 47
    • 67

    Rain

    • 52
    • 75

    Mostly Sunny

    • 49
    • 71

    Slight Chance Rain

    • 47
    • 66

    Partly Sunny

    • 49
    • 67

    Partly Sunny

    • 51
    • 71

    Mostly Sunny

Today 28 May Eastern Kitsap County

Sunny. Highs in the lower 80s. South Winds up to 5 Mph shifting to the southwest 5 to 15 Mph in the afternoon.

Tonight 28 May Eastern Kitsap County

Mostly clear until early morning then becoming mostly cloudy. A chance of Showers late in the night. Lows in the lower to mid 50s. Southwest wind 10 to 15 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harper Temperature Statistics

May Temperature

Boeing Field - King County International Airport (9.3 miles)

  • Lowest 4 May, 2025

    42.7 °F

  • Average May

    57.3 °F

  • Highest 6 May, 2025

    78.7 °F

Climate (2020–Present)

Boeing Field - King County International Airport (9.3 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.9 °F

  • Average High 2020–2025

    61.3 °F
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