Lake Mendocino Weather Forecast
- 44
- 59
Rain
- 42
- 55
Rain
- 45
- 53
Rain
- 43
- 53
Rain
- 41
- 51
Rain
- 37
- 53
Rain Likely
Today 21 Dec Southeastern Mendocino Interior
Rain in the Morning, then rain Showers in the afternoon. Windy. Near steady temperature in the mid 50s. Rain may be heavy at Times in the morning. In the Valleys, southwest wind up to 20 Mph in the morning. At higher Elevation, southwest wind 20 to 30 Mph decreasing to up to 20 Mph in the afternoon.
Tonight 21 Dec Southeastern Mendocino Interior
Cloudy. Rain Showers likely in the Evening, then chance of rain Showers overnight. Lows 40 to 50.
Lake Mendocino Temperature Statistics
December Temperature
Ukiah Municipal Airport (6.2 miles)
Lowest 13 December, 2025
30 °FAverage December
48.1 °FHighest 10 December, 2025
72 °F
Climate (2020–Present)
Ukiah Municipal Airport (6.2 miles)
Average Low 2020–2025
47 °FAverage 2020–2025
60.7 °FAverage High 2020–2025
76 °F