Ukiah, CA: records

4 October 2026: The hottest day on record in Ukiah, CA: 117°F on Saturday 6 July 2024 and Tuesday 6 September 2022.

All-time records

Hottest day: 117°F; 6 July 2024, 6 September 2022
Coldest night: 12°F; 12 January 1898
Wettest day: 6.18 in; 22 December 1964
Warmest night: 73°F; 17 July 1984, 16 July 1984
Coldest day: 34°F; 12 December 1972, 9 December 1972, 2 January 1924, 26 December 1916

New daily records set in Ukiah, CA by decade since the 1920s: the most record highs, 135, came in the 1920s; the most record lows, 59, in the 1920s.

Every decade as a table

Decade	Record highs	Record lows	Years in the record
1890s	0	0	7
1900s	0	0	10
1910s	0	0	10
1920s	135	59	10
1930s	128	25	10
1940s	55	21	10
1950s	81	9	10
1960s	48	5	10
1970s	38	11	10
1980s	26	2	10
1990s	7	5	10
2000s	26	5	10
2010s	18	4	10
2020s	31	0	7

Month	Highest	Lowest	Wettest day
January	82°F 27 January 1984	12°F 12 January 1898	5.66 in 16 January 1974
February	86°F 26 February 1932	18°F 7 February 1989, 6 February 1989, 13 February 1903	4.65 in 24 February 1958
March	94°F 20 March 2026	22°F 4 March 1923	5.74 in 9 March 1995
April	98°F 25 April 1926	23°F 1 April 1906	2.40 in 6 April 2018
May	106°F 31 May 2021	28°F 31 May 1919	2.11 in 27 May 1990
June	114°F 14 June 1961	35°F 1 June 1920, 1 June 1896	1.30 in 2 June 1967
July	117°F 6 July 2024	39°F 13 July 1903, 11 July 1898	0.73 in 8 July 1974
August	114°F 7 August 1908	38°F 12 August 1918	0.79 in 20 August 1997
September	117°F 6 September 2022	30°F 30 September 1926, 18 September 1902	2.25 in 27 September 1957
October	107°F 2 October 2024	24°F 29 October 1971, 31 October 1919	4.98 in 24 October 2021
November	92°F 1 November 1967, 1 November 1966	19°F 29 November 2015, 27 November 1919	3.85 in 18 November 1920
December	84°F 3 December 2006	13°F 9 December 1972, 12 December 1932	6.18 in 22 December 1964

Every record in words

The coldest night on record in Ukiah, CA: a low of 12°F on Wednesday 12 January 1898.
The wettest day on record in Ukiah, CA: 6.18 in on Tuesday 22 December 1964.
The warmest night on record in Ukiah, CA: a low of 73°F on Tuesday 17 July 1984 and Monday 16 July 1984.
The coldest day on record in Ukiah, CA: a high of 34°F on Tuesday 12 December 1972, Saturday 9 December 1972, Wednesday 2 January 1924 and 1 other day.
The longest run of days with a high of 90°F or above in Ukiah, CA: 58 days, from Thursday 24 June to Friday 20 August 2021.
The wettest month on record in Ukiah, CA: January 1909, with 30.75 in of precipitation.
The driest month on record in Ukiah, CA: August 2025, with 0.00 in of precipitation (shared with 241 other months).
The wettest year on record in Ukiah, CA: 1983, with 76.62 in of precipitation.
The driest year on record in Ukiah, CA: 2013, with 7.50 in of precipitation.

Ukiah, CA the day's answers