Diamond Lake Weather Forecast
- 27
- 37
Snow
- 23
- 34
Snow Likely
- 28
- 36
Snow
- 25
- 36
Snow Likely
- 21
- 36
Snow
- 18
- 31
Snow Likely
- 23
- 37
Partly Sunny
Today 21 Dec South Central Oregon Cascades
Rain and snow. Snow level 5000 feet. New snow accumulation of 2 to 3 Inches. Highs in the mid 30s to lower 40s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of precipitation near 100 percent.
Tonight 21 Dec South Central Oregon Cascades
Rain this evening. Snow until well after Midnight, then chance of snow well after midnight. Snow may be heavy at Times in the late evening and early morning. Snow level 4500 feet this evening. Snow accumulation of 4 to 7 Inches. Lows in the mid 20s to lower 30s. Southwest Winds 10 to 20 Mph. Chance of precipitation 90 percent.
Diamond Lake Temperature Statistics
December Temperature
Roseburg Regional Airport (60.9 miles)
Lowest 13 December, 2025
34 °FAverage December
49.2 °FHighest 10 December, 2025
66 °F
Climate (2020–Present)
Roseburg Regional Airport (60.9 miles)
Average Low 2020–2025
47 °FAverage 2020–2025
56.9 °FAverage High 2020–2025
67.9 °F