Threemile Lake Weather Forecast
- 54
- 64
Chance Rain
- 54
- 66
Dense Fog
- 54
- 64
Areas Fog
- 54
- 67
Partly Sunny
- 55
- 68
Mostly Cloudy
- 56
- 70
Partly Sunny
- 56
- 68
Chance Rain
Today 4 Sep South Central Oregon Coast
Showers likely until early afternoon. Chance of Thunderstorms in the late morning and afternoon. Highs in the lower to mid 60s. South Winds 5 to 10 Mph shifting to the southwest late this afternoon. Chance of precipitation 60 percent.
Tonight 4 Sep South Central Oregon Coast
Mostly cloudy. Along the Coast, chance of rain and slight chance of Thunderstorms early this evening. Inland, chance of Showers and slight chance of Thunderstorms early this evening. Patchy fog through the night. Chance of rain late this evening and overnight. Lows in the lower to mid 50s. South Winds 5 to 10 Mph. Chance of precipitation 30 percent.
Threemile Lake Temperature Statistics
September Temperature
Southwest Oregon Regional Airport (24.2 miles)
Lowest 2 September, 2026
55.9 °FAverage September
61.4 °FHighest 1 September, 2026
69.7 °F
Climate (2021–2026)
Southwest Oregon Regional Airport (24.2 miles)
Average Low 2021–2026
47 °FAverage 2021–2026
53 °FAverage High 2021–2026
59.6 °F