Diablo Lake Weather Forecast

    • 41
    • 44

    Rain

    • 40
    • 47

    Rain/Snow

    • 29
    • 43

    Rain/Snow

    • 26
    • 35

    Snow

    • 28
    • 36

    Snow

    • 33
    • 39

    Rain/Snow

    • 28
    • 40

    Rain/Snow

Today 6 Mar Foothills and Valleys of the North Cascades

Rain. Rainfall Amounts a half inch to one inch possible. Highs in the mid 40s to lower 50s. Southeast wind to 10 Mph.

Tonight 6 Mar Foothills and Valleys of the North Cascades

Rain in the Evening, then rain likely after midnight. Rainfall Amounts a half inch to one inch possible. Lows in the lower to mid 40s. Southeast wind to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diablo Lake Temperature Statistics

March Temperature

Arlington Municipal Airport (60.9 miles)

  • Lowest 2 March, 2026

    27 °F

  • Average March

    45.7 °F

  • Highest 2 March, 2026

    59 °F

Climate (2021–Present)

Arlington Municipal Airport (60.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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