Diamond Lake Weather Forecast

    • 22
    • 41

    Mostly Sunny

    • 30
    • 45

    Mostly Cloudy

    • 25
    • 44

    Partly Sunny

    • 29
    • 46

    Mostly Cloudy

    • 28
    • 44

    Chance Rain/Snow

    • 30
    • 46

    Partly Sunny

Today 24 Jan South Central Oregon Cascades

Sunny. Highs in the mid 30s to mid 40s. East Winds around 5 Mph.

Tonight 24 Jan South Central Oregon Cascades

Mostly clear. Lows in the lower 20s to lower 30s. Southeast Winds around 5 Mph.

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  • Temperature Real-Time

Diamond Lake Temperature Statistics

January Temperature

Roseburg Regional Airport (60.9 miles)

  • Lowest 9 January, 2026

    30.9 °F

  • Average January

    40.1 °F

  • Highest 3 January, 2026

    55.9 °F

Climate (2021–Present)

Roseburg Regional Airport (60.9 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    67.8 °F
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