Chula Vista September 18 Weather Records

Daily averages and all-time records for weather in Chula Vista, California for the date of September 18.

September 18 All-Time Records 1918–2024
Highest temperature	93 °F	1939
Lowest temperature	49 °F	1925
Lowest daily high	66 °F	1924
Highest daily low	73 °F	2014
Most precipitation	0.61 inches	1963
Most snow	none	-

September 18 All-Time Records
1918–2024

Highest temperature

93 °F

49 °F

66 °F

Highest daily low

73 °F

2014

Most precipitation

0.61 inches

1963

Most snow

none

September 18 Average Weather 1991–2020 ¹
Average high	78.7 °F
Average low	63.6 °F
Chance precipitation	1.8%
Chance snow	0%

September 18 Average Weather
1991–2020 ¹

Average high

78.7 °F

Average low

63.6 °F

Chance precipitation

1.8%

Chance snow

Chula Vista September 18 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	76	67	0.00	n/a
2022	73	65	0.00	n/a
2021	73	61	0.00	n/a
2020	89	62	0.00	n/a
2019	74	63	0.00	n/a
2018	78	59	0.00	n/a
2017	75	67	0.00	n/a
2016	75	59	0.00	n/a
2015	80	63	0.00	n/a
2014	80	73	0.00	n/a
2013	72	62	0.00	n/a
2012	78	65	0.00	n/a
2011	73	55	0.00	n/a
2010	72	56	0.00	0.0
2009	75	67	0.00	0.0
2008	77	67	0.00	0.0
2007	73	60	0.00	0.0
2006	90	56	0.00	0.0
2005	74	59	0.00	0.0
2004	n/a	n/a	0.00	0.0
2003	n/a	n/a	0.00	0.0
2002	70	60	0.00	0.0
2001	74	63	0.00	0.0
2000	78	66	0.00	0.0
1999	n/a	n/a	0.00	0.0
1998	77	62	0.00	0.0
1997	84	65	0.00	0.0
1996	75	66	0.00	0.0
1995	76	64	0.00	0.0
1994	76	66	0.00	0.0
1993	73	56	0.00	0.0
1992	n/a	65	0.00	0.0
1991	72	62	0.00	0.0
1990	76	65	0.00	0.0
1989	75	58	0.00	0.0
1988	72	64	0.00	0.0
1987	77	61	0.00	0.0
1986	76	62	0.00	0.0
1985	72	59	0.15	0.0
1984	n/a	64	0.00	0.0
1983	82	66	0.00	0.0
1982	80	64	0.00	0.0
1981	75	67	0.00	0.0
1980	77	63	0.00	0.0
1979	86	66	0.00	0.0
1978	71	57	0.00	0.0
1977	72	55	0.00	0.0
1976	72	58	0.00	0.0
1975	78	66	0.00	0.0
1974	69	63	0.00	0.0
1973	67	58	0.00	0.0
1972	70	63	0.00	0.0
1971	73	68	0.00	0.0
1970	71	59	0.00	0.0
1969	69	64	0.00	0.0
1968	74	65	0.00	0.0
1967	72	66	0.00	0.0
1966	78	65	0.00	0.0
1965	71	59	0.06	0.0
1964	69	64	0.00	0.0
1963	74	65	0.61	0.0
1962	68	61	0.00	0.0
1961	72	57	0.00	0.0
1960	n/a	n/a	0.00	0.0
1959	72	60	0.00	0.0
1958	76	61	0.00	0.0
1957	72	59	0.00	0.0
1956	75	60	0.00	0.0
1955	n/a	n/a	0.00	0.0
1954	73	53	0.00	0.0
1953	68	62	0.00	0.0
1952	73	60	0.00	0.0
1951	75	61	0.00	0.0
1950	n/a	59	0.00	0.0
1949	70	63	0.00	0.0
1948	73	66	0.00	0.0
1947	71	65	0.00	0.0
1946	88	60	0.00	0.0
1945	70	66	0.00	0.0
1944	70	60	0.00	0.0
1943	72	55	0.00	n/a
1942	69	63	0.00	n/a
1941	69	65	0.00	n/a
1940	74	65	0.00	n/a
1939	93	68	0.00	n/a
1938	73	62	0.00	n/a
1937	71	62	0.00	n/a
1936	72	62	0.00	n/a
1935	73	65	0.00	n/a
1934	89	64	0.00	n/a
1933	68	50	0.00	n/a
1932	70	58	0.00	n/a
1931	70	63	0.00	n/a
1930	71	59	0.00	n/a
1929	78	65	0.00	n/a
1928	68	58	0.00	n/a
1927	70	65	0.00	n/a
1926	71	54	0.00	n/a
1925	72	49	0.00	n/a
1924	66	60	0.00	n/a
1923	72	56	0.00	n/a
1922	77	61	0.00	n/a
1921	69	61	0.00	n/a
1920	72	61	0.00	n/a
1919	68	55	0.00	n/a
1918	72	65	0.01	n/a

What's the all-time high for Chula Vista on 9/18?

For the date of Sep 18, the highest temperature ever reached in Chula Vista history is 93 °F which happened in 1939.

Highest Temperatures in Chula Vista on September 18

Rank	Temperature	Year
1	93 °F	1939
2	90 °F	2006
3	89 °F	1934
3	89 °F	2020
5	88 °F	1946
6	86 °F	1979
7	84 °F	1997
8	82 °F	1983
9	80 °F	1982
9	80 °F	2014
9	80 °F	2015

What's the all-time low for Chula Vista on 9/18?

For the date of Sep 18, the lowest temperature ever reached in Chula Vista history is 49 °F which happened in 1925.

Lowest Temperatures in Chula Vista on September 18

Rank	Temperature	Year
1	49 °F	1925
2	50 °F	1933
3	53 °F	1954
4	54 °F	1926
5	55 °F	1919
5	55 °F	1977
5	55 °F	2011
5	55 °F	1943
9	56 °F	1993
9	56 °F	2006
9	56 °F	2010
9	56 °F	1923

Lowest High Temperatures in Chula Vista on September 18

Rank	Temperature	Year
1	66 °F	1924
2	67 °F	1973
3	68 °F	1928
3	68 °F	1953
3	68 °F	1919
3	68 °F	1933
3	68 °F	1962
8	69 °F	1964
8	69 °F	1974
8	69 °F	1942
8	69 °F	1969
8	69 °F	1941
8	69 °F	1921

What's the most it has ever rained in Chula Vista on 9/18?

For the date of Sep 18, the most precipitation ever recorded in Chula Vista history is 0.61 inches which happened in 1963.

All-Time Most Precipitation in Chula Vista on September 18

Rank	Precipitation	Year
1	0.61 inches	1963
2	0.15 inches	1985
3	0.06 inches	1965
4	0.01 inches	1918

Weather Station Details

Years	Station	Coordinates
1918–2024	Chula Vista	location