Ukiah December Weather

Averages and records for weather in Ukiah, California in the month of December.
Typical Ukiah December Weather
1991–2020
Average daily high 56.2 °F
Average daily low 36.4 °F
Average monthly precipitation 7.5 inches
Daily chance of precipitation 45.6%
Ukiah December Weather Records
1893–2024
Highest temperature 84 °F December 3, 2006
Lowest temperature 13 °F December 9, 1972
Highest daily low 57 °F December 23, 1964
Lowest daily high 34 °F December 12, 1972
Hottest average high temperature 65.7 °F 1958
Coldest average high temperature 49.5 °F 1914
Most daily precipitation 6.2 inches December 22, 1964
Most monthly precipitation 21.1 inches 1964
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 58.7 38.0 77 23
December 2 58.4 37.9 79 23
December 3 58.2 37.8 84 21
December 4 58.1 37.6 83 22
December 5 57.9 37.4 79 21
December 6 57.7 37.3 82 20
December 7 57.5 37.2 77 22
December 8 57.3 37.1 73 17
December 9 57.1 37.0 70 13
December 10 56.9 36.8 73 19
December 11 56.7 36.7 78 15
December 12 56.6 36.6 72 13
December 13 56.4 36.5 70 15
December 14 56.3 36.5 76 16
December 15 56.2 36.5 75 19
December 16 56.1 36.4 75 24
December 17 56.0 36.4 71 21
December 18 55.9 36.3 74 19
December 19 55.8 36.2 69 21
December 20 55.8 36.1 70 23
December 21 55.7 36.1 68 19
December 22 55.7 36.0 72 15
December 23 55.6 35.9 71 18
December 24 55.5 35.9 74 17
December 25 55.5 35.9 79 19
December 26 55.4 35.9 77 19
December 27 55.4 35.9 77 21
December 28 55.4 35.9 73 20
December 29 55.5 35.9 69 19
December 30 55.6 36.0 70 20
December 31 55.7 36.0 70 18
Weather Station Details
Years Station Coordinates
2001–2024 Ukiah Municipal Airport location
1893–2000 Ukiah location