Tunnel Island Weather Forecast

    • 56
    • 63

    Rain Showers

    • 51
    • 60

    Rain Showers Likely

    • 52
    • 61

    Mostly Sunny

    • 55
    • 67

    Partly Sunny

    • 51
    • 61

    Chance Rain

    • 51
    • 60

    Chance Rain

Today 13 Sep Grays Harbor County Coast

Mostly cloudy. Areas of fog in the Morning, then patchy fog late in the morning. Highs in the mid 60s to lower 70s. Light wind becoming south to 10 Mph in the afternoon.

Tonight 13 Sep Grays Harbor County Coast

Patchy fog until early morning. Mostly cloudy in the Evening, then a chance of Showers in the late evening and early morning. Mostly cloudy with Showers in the morning. Rainfall Amounts a quarter to a half inch possible. Lows in the mid to upper 50s. South wind to 10 Mph. Gusts to 20 Mph after midnight.

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  • Temperature Real-Time

Tunnel Island Temperature Statistics

September Temperature

Quillayute, Quillayute State Airport (34.2 miles)

  • Lowest 3 September, 2025

    53.1 °F

  • Average September

    59.2 °F

  • Highest 2 September, 2025

    72 °F

Climate (2020–Present)

Quillayute, Quillayute State Airport (34.2 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    58.7 °F
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