Diablo Lake Weather Forecast

    • 43
    • 55

    Rain

    • 37
    • 48

    Rain/Snow

    • 42
    • 50

    Rain

    • 46
    • 52

    Rain

    • 46
    • 57

    Chance Rain

    • 43
    • 56

    Rain Likely

    • 42
    • 52

    Rain Likely

Today 7 Nov Foothills and Valleys of the North Cascades

Mostly cloudy. Highs in the upper 50s to mid 60s. East wind to 10 Mph becoming southeast in the afternoon.

Tonight 7 Nov Foothills and Valleys of the North Cascades

Breezy. Cloudy in the Evening, then rain in the late evening and early morning. Showers likely in the morning. Rainfall Amounts a half inch to one inch possible. Lows in the 40s. Southeast wind 15 to 25 Mph becoming south after midnight. Gusts to 45 Mph.

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Diablo Lake Temperature Statistics

November Temperature

Arlington Municipal Airport (60.9 miles)

  • Lowest 2 November, 2026

    27 °F

  • Average November

    44.2 °F

  • Highest 4 November, 2026

    57 °F

Climate (2021–2026)

Arlington Municipal Airport (60.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60 °F
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