Round Valley Airport Weather Forecast
- 54
- 91
Sunny
- 54
- 93
Sunny
- 54
- 95
Mostly Sunny
- 58
- 93
Partly Sunny
- 55
- 84
Partly Sunny
- 54
- 86
Mostly Sunny
- 54
- 89
Mostly Sunny
Today 15 Sep Northeastern Mendocino Interior
Sunny. Highs 83 to 98.
Tonight 15 Sep Northeastern Mendocino Interior
Clear. Lows 54 to 64.
Round Valley Airport Temperature Statistics
September Temperature
Ukiah Municipal Airport (45.4 miles)
Lowest 7 September, 2025
50 °FAverage September
69.3 °FHighest 2 September, 2025
102.9 °F
Climate (2020–Present)
Ukiah Municipal Airport (45.4 miles)
Average Low 2020–2025
46.8 °FAverage 2020–2025
60.7 °FAverage High 2020–2025
76.3 °F