Petaluma July 20 Weather Records

July 20 All-Time Records 1893–2024
Highest temperature	101 °F	1917
Lowest temperature	43 °F	1934
Lowest daily high	69 °F	1999
Highest daily low	65 °F	2015
Most precipitation	none	-
Most snow	none	-

July 20 Average Weather 1991–2020 ¹
Average high	81.1 °F
Average low	52.8 °F
Chance precipitation	0.5%
Chance snow	0%

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	80	53	0.00	n/a
2022	81	50	0.00	n/a
2021	78	51	0.00	n/a
2020	71	54	0.00	n/a
2019	81	57	0.00	n/a
2018	89	54	0.00	n/a
2017	80	49	0.00	n/a
2016	79	50	0.00	n/a
2015	89	65	0.00	n/a
2014	77	56	0.00	n/a
2013	82	51	0.00	n/a
2012	83	53	0.00	n/a
2011	90	54	0.00	n/a
2010	78	49	0.00	0.0
2009	n/a	53	0.00	0.0
2008	n/a	46	0.00	0.0
2007	78	53	0.00	0.0
2006	89	59	0.00	0.0
2005	79	54	0.00	0.0
2004	84	54	0.00	0.0
2003	92	61	0.00	0.0
2002	87	52	0.00	0.0
2001	72	53	0.00	0.0
2000	83	51	0.00	0.0
1999	69	57	0.00	0.0
1998	93	53	0.00	0.0
1997	79	55	0.00	0.0
1996	89	51	0.00	0.0
1995	74	57	0.00	0.0
1994	72	55	0.00	0.0
1993	79	50	0.00	0.0
1992	80	55	0.00	0.0
1991	n/a	n/a	n/a	0.0
1990	81	55	0.00	0.0
1989	85	53	0.00	0.0
1988	81	55	0.00	0.0
1987	74	54	0.00	0.0
1986	95	48	0.00	0.0
1985	69	55	0.00	0.0
1984	80	58	0.00	0.0
1983	82	49	0.00	0.0
1982	75	50	0.00	0.0
1981	84	49	0.00	0.0
1980	76	52	0.00	0.0
1979	87	53	0.00	0.0
1978	79	50	0.00	0.0
1977	79	52	0.00	0.0
1976	81	51	0.00	0.0
1975	79	56	0.00	0.0
1974	83	53	0.00	0.0
1973	79	55	0.00	0.0
1972	70	57	0.00	0.0
1971	84	54	0.00	0.0
1970	85	53	0.00	0.0
1969	85	52	0.00	0.0
1968	87	50	0.00	0.0
1967	81	52	0.00	0.0
1966	85	48	0.00	0.0
1965	75	52	0.00	0.0
1964	82	47	0.00	0.0
1963	79	47	0.00	0.0
1962	86	49	0.00	0.0
1961	98	50	0.00	0.0
1960	99	48	0.00	0.0
1959	82	55	0.00	0.0
1958	75	53	0.00	0.0
1957	79	53	0.00	0.0
1956	80	53	0.00	0.0
1955	76	52	0.00	0.0
1954	79	46	0.00	0.0
1953	89	50	0.00	0.0
1952	78	53	0.00	0.0
1951	79	50	0.00	0.0
1950	79	51	0.00	0.0
1949	81	48	0.00	0.0
1948	82	51	0.00	0.0
1947	87	50	0.00	0.0
1946	77	57	0.00	0.0
1945	84	52	0.00	0.0
1944	81	53	0.00	0.0
1943	70	56	0.00	n/a
1942	74	56	0.00	n/a
1941	87	56	0.00	n/a
1940	74	48	0.00	n/a
1939	96	48	0.00	n/a
1938	92	55	0.00	n/a
1937	96	49	0.00	n/a
1936	91	47	0.00	n/a
1935	82	46	0.00	0.0
1934	74	43	0.00	n/a
1933	90	50	0.00	n/a
1932	86	50	0.00	n/a
1931	81	51	0.00	n/a
1930	78	47	0.00	n/a
1929	80	51	0.00	n/a
1928	83	50	0.00	n/a
1927	n/a	n/a	n/a	n/a
1926	87	43	0.00	n/a
1925	82	53	0.00	n/a
1924	81	50	0.00	0.0
1923	88	49	n/a	n/a
1922	75	54	n/a	n/a
1921	83	n/a	n/a	n/a
1920	73	51	0.00	n/a
1919	77	53	n/a	n/a
1918	90	43	n/a	n/a
1917	101	47	n/a	n/a
1916	89	48	0.00	n/a
1915	92	48	n/a	n/a
1914	77	55	0.00	n/a
1913	76	52	0.00	n/a
1912	n/a	n/a	n/a	n/a
1911	n/a	n/a	n/a	n/a
1910	n/a	n/a	n/a	n/a
1909	n/a	n/a	n/a	n/a
1908	n/a	n/a	n/a	n/a
1907	n/a	n/a	n/a	n/a
1906	n/a	n/a	n/a	n/a
1905	n/a	n/a	n/a	n/a
1904	n/a	n/a	n/a	n/a
1903	n/a	n/a	n/a	n/a
1902	n/a	n/a	n/a	n/a
1901	n/a	n/a	n/a	n/a
1900	n/a	n/a	n/a	n/a
1899	n/a	n/a	n/a	n/a
1898	n/a	n/a	n/a	n/a
1897	n/a	n/a	n/a	n/a
1896	n/a	n/a	n/a	n/a
1895	n/a	n/a	0.00	n/a
1894	n/a	n/a	n/a	n/a
1893	n/a	n/a	0.00	n/a

Rank	Temperature	Year
1	101 °F	1917
2	99 °F	1960
3	98 °F	1961
4	96 °F	1937
4	96 °F	1939
6	95 °F	1986
7	93 °F	1998
8	92 °F	2003
8	92 °F	1915
8	92 °F	1938

Petaluma July 20 Weather Records

Petaluma July 20 Weather by Year