County Fairgrounds Weather Forecast

    • 48
    • 63

    Chance Rain

    • 45
    • 59

    Rain Likely

    • 44
    • 58

    Rain Likely

    • 44
    • 60

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

    • 47
    • 64

    Mostly Sunny

Today 4 May San Juan County

Cloudy with a chance of rain. Highs in the upper 50s to mid 60s. North wind to 10 Mph becoming northwest in the afternoon.

Tonight 4 May San Juan County

Cloudy. A chance of rain in the Evening, then a slight chance of rain late in the evening. Lows in the mid 40s to lower 50s. Southwest wind 10 to 15 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

County Fairgrounds Temperature Statistics

May Temperature

Friday Harbor Airport (0.6 miles)

  • Lowest 1 May, 2024

    39.9 °F

  • Average May

    51 °F

  • Highest 2 May, 2024

    64.9 °F

Climate (2019–Present)

Friday Harbor Airport (0.6 miles)

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  • Average Low 2019–2024

    43.9 °F

  • Average 2019–2024

    50.9 °F

  • Average High 2019–2024

    58.5 °F
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