Diamond Lake Weather Forecast

    • 33
    • 57

    Sunny

    • 34
    • 55

    Sunny

    • 30
    • 54

    Sunny

    • 31
    • 55

    Sunny

    • 34
    • 52

    Mostly Sunny

    • 33
    • 53

    Mostly Sunny

Today 14 Jan South Central Oregon Cascades

Sunny. Highs in the lower 50s to lower 60s. East Winds around 5 Mph.

Tonight 14 Jan South Central Oregon Cascades

Clear. Lows in the lower 30s to lower 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

January Temperature

Roseburg Regional Airport (60.9 miles)

  • Lowest 9 January, 2026

    30.9 °F

  • Average January

    44.1 °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

    56.9 °F

  • Average High 2021–2026

    67.9 °F
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