Pearl Island Weather Forecast

    • 41
    • 50

    Slight Chance Rain

    • 42
    • 51

    Mostly Sunny

    • 44
    • 54

    Partly Sunny

    • 47
    • 56

    Partly Sunny

    • 47
    • 54

    Chance Rain

    • 46
    • 53

    Chance Rain

    • 46
    • 53

    Rain Likely

Today 2 Apr San Juan County

Mostly cloudy with a slight chance of rain in the Morning, then mostly cloudy with a chance of rain late in the morning. Mostly sunny in the afternoon. Highs near 50. Southwest wind to 10 Mph becoming south in the afternoon.

Tonight 2 Apr San Juan County

Mostly clear. Lows near 40. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pearl Island Temperature Statistics

April Temperature

Friday Harbor Airport (8.7 miles)

  • Lowest

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  • Average April

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Climate (2020–Present)

Friday Harbor Airport (8.7 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    59.2 °F
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