Clearlake Oaks Weather Forecast
- 61
- 91
Sunny
- 61
- 92
Sunny
- 63
- 97
Hot
- 60
- 89
Slight Chance Rain Showers
- 60
- 81
Slight Chance Rain Showers
- 59
- 86
Mostly Sunny
- 61
- 91
Sunny
Today 15 Sep Southern Lake County
Sunny. Highs 84 to 94.
Tonight 15 Sep Southern Lake County
Clear. Lows 59 to 69.
Clearlake Oaks Temperature Statistics
September Temperature
Ukiah Municipal Airport (29.2 miles)
Lowest 7 September, 2025
50 °FAverage September
69.3 °FHighest 2 September, 2025
102.9 °F
Climate (2020–Present)
Ukiah Municipal Airport (29.2 miles)
Average Low 2020–2025
46.8 °FAverage 2020–2025
60.7 °FAverage High 2020–2025
76.3 °F