Diablo Lake Weather Forecast

    • 34
    • 48

    Partly Sunny

    • 26
    • 41

    Rain/Snow Likely

    • 23
    • 40

    Rain/Snow Likely

    • 33
    • 46

    Chance Rain/Snow

    • 32
    • 44

    Rain

    • 34
    • 44

    Rain

Today 28 Mar Foothills and Valleys of the North Cascades

Partly sunny. A slight chance of rain in the afternoon. Highs in the upper 40s to mid 50s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 28 Mar Foothills and Valleys of the North Cascades

Mostly cloudy. A chance of rain in the Evening, then a chance of rain and snow after midnight. Lows in the mid to upper 30s. Northwest wind to 10 Mph in the evening becoming light.

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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

    44.9 °F

  • Highest 2 March, 2026

    59 °F

Climate (2021–Present)

Arlington Municipal Airport (60.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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