Flower Island Weather Forecast

    • 47
    • 52

    Rain Likely

    • 47
    • 53

    Rain

    • 46
    • 51

    Rain

    • 46
    • 51

    Rain

    • 45
    • 53

    Mostly Cloudy

    • 44
    • 53

    Mostly Cloudy

    • 43
    • 52

    Partly Sunny

Today 30 Jan San Juan County

Windy. A chance of rain in the Morning, then rain at Times in the late morning and early afternoon. A chance of rain late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs near 50. Southeast wind 15 to 30 Mph with Gusts to 40 Mph.

Tonight 30 Jan San Juan County

Breezy. Mostly cloudy. A chance of rain in the evening. Lows in the 40s. Southeast wind 15 to 25 Mph becoming east to 10 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Flower Island Temperature Statistics

January Temperature

Friday Harbor Airport (8.1 miles)

  • Lowest 25 January, 2026

    27 °F

  • Average January

    42.8 °F

  • Highest 13 January, 2026

    53.1 °F

Climate (2021–Present)

Friday Harbor Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    59.6 °F
Get WillyWeather+ to remove ads