Diamond Lake Weather Forecast

    • 39
    • 66

    Becoming Sunny

    • 41
    • 69

    Sunny

    • 40
    • 70

    Mostly Sunny

    • 36
    • 67

    Mostly Sunny

    • 34
    • 54

    Chance Rain/Snow

    • 34
    • 48

    Chance Rain Showers

Today 16 Jun South Central Oregon Cascades

Mostly cloudy in the morning then clearing. Highs in the lower 60s to lower 70s. West Winds 10 to 15 Mph.

Tonight 16 Jun South Central Oregon Cascades

Mostly clear. Lows in the mid 30s to lower 40s. Northwest Winds 10 to 15 Mph decreasing to around 5 Mph after Midnight, then shifting to the southwest well after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

June Temperature

Roseburg Regional Airport (60.9 miles)

  • Lowest 11 June, 2025

    50 °F

  • Average June

    70.5 °F

  • Highest 9 June, 2025

    101.6 °F

Climate (2020–Present)

Roseburg Regional Airport (60.9 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    67.8 °F
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