Chula Vista August 20 Weather Records

Daily averages and all-time records for weather in Chula Vista, California for the date of August 20.

August 20 All-Time Records 1918–2024
Highest temperature	88 °F	1986
Lowest temperature	59 °F	1972
Lowest daily high	66 °F	1924
Highest daily low	75 °F	1983
Most precipitation	0.76 inches	2023
Most snow	none	-

August 20 All-Time Records
1918–2024

Highest temperature

88 °F

59 °F

66 °F

Highest daily low

75 °F

1983

Most precipitation

0.76 inches

2023

Most snow

none

August 20 Average Weather 1991–2020 ¹
Average high	78.1 °F
Average low	65.9 °F
Chance precipitation	0.7%
Chance snow	0%

August 20 Average Weather
1991–2020 ¹

Average high

78.1 °F

Average low

65.9 °F

Chance precipitation

0.7%

Chance snow

Chula Vista August 20 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	75	70	0.76	n/a
2022	76	66	0.00	n/a
2021	74	67	0.00	n/a
2020	79	71	0.00	n/a
2019	78	65	0.00	n/a
2018	78	71	0.00	n/a
2017	73	67	0.00	n/a
2016	78	68	0.00	n/a
2015	76	68	0.00	n/a
2014	78	67	0.00	n/a
2013	78	64	0.00	n/a
2012	78	69	0.00	n/a
2011	71	62	0.00	n/a
2010	76	66	0.00	0.0
2009	77	66	0.00	0.0
2008	n/a	n/a	n/a	n/a
2007	n/a	n/a	0.00	0.0
2006	n/a	n/a	0.00	0.0
2005	n/a	n/a	0.00	0.0
2004	n/a	n/a	0.00	0.0
2003	76	65	0.00	0.0
2002	74	65	0.00	0.0
2001	77	66	0.00	0.0
2000	76	66	0.00	0.0
1999	73	64	0.00	0.0
1998	78	63	0.00	0.0
1997	84	71	0.00	0.0
1996	76	62	0.00	0.0
1995	76	67	0.00	0.0
1994	78	66	0.00	0.0
1993	76	63	0.00	0.0
1992	82	70	0.00	0.0
1991	77	64	0.00	0.0
1990	76	61	0.00	0.0
1989	75	66	0.00	0.0
1988	73	63	0.00	0.0
1987	72	62	0.00	0.0
1986	88	70	0.00	0.0
1985	75	63	0.00	0.0
1984	79	70	0.00	0.0
1983	80	75	0.00	0.0
1982	82	63	0.00	0.0
1981	75	64	0.00	0.0
1980	72	64	0.00	0.0
1979	70	64	0.00	0.0
1978	71	63	0.00	0.0
1977	72	66	0.00	0.0
1976	73	65	0.00	0.0
1975	70	65	0.00	0.0
1974	71	63	0.00	0.0
1973	78	67	0.00	0.0
1972	70	59	0.00	0.0
1971	74	68	0.00	0.0
1970	73	67	0.00	0.0
1969	72	64	0.00	0.0
1968	71	63	0.00	0.0
1967	77	69	0.00	0.0
1966	73	68	0.00	0.0
1965	72	66	0.00	0.0
1964	75	67	0.00	0.0
1963	75	66	0.00	0.0
1962	74	63	0.00	0.0
1961	n/a	n/a	0.00	0.0
1960	n/a	n/a	0.00	0.0
1959	72	63	0.00	0.0
1958	75	68	0.00	0.0
1957	77	70	0.00	0.0
1956	72	63	0.00	0.0
1955	n/a	n/a	0.00	0.0
1954	70	64	0.00	0.0
1953	70	62	0.00	0.0
1952	72	62	0.00	0.0
1951	74	64	0.00	0.0
1950	70	61	0.00	0.0
1949	71	59	0.00	0.0
1948	70	61	0.00	0.0
1947	72	66	0.00	0.0
1946	74	65	0.00	0.0
1945	73	68	0.00	0.0
1944	71	63	0.00	0.0
1943	72	60	0.00	n/a
1942	74	66	0.00	n/a
1941	73	65	0.00	n/a
1940	71	63	0.00	n/a
1939	72	66	0.00	n/a
1938	71	62	0.00	0.0
1937	71	65	0.00	n/a
1936	71	62	0.00	0.0
1935	72	60	0.00	n/a
1934	73	67	0.00	n/a
1933	69	63	0.00	n/a
1932	71	59	0.00	n/a
1931	76	64	0.00	n/a
1930	76	63	0.00	n/a
1929	73	66	0.00	n/a
1928	70	63	0.00	n/a
1927	71	64	0.00	n/a
1926	72	63	0.00	n/a
1925	74	59	0.00	n/a
1924	66	62	0.00	n/a
1923	70	63	0.00	n/a
1922	73	65	0.00	n/a
1921	71	62	0.00	n/a
1920	70	65	0.00	n/a
1919	71	63	0.00	n/a

What's the all-time high for Chula Vista on 8/20?

For the date of Aug 20, the highest temperature ever reached in Chula Vista history is 88 °F which happened in 1986.

Highest Temperatures in Chula Vista on August 20

Rank	Temperature	Year
1	88 °F	1986
2	84 °F	1997
3	82 °F	1992
3	82 °F	1982
5	80 °F	1983
6	79 °F	2020
6	79 °F	1984
8	78 °F	2019
8	78 °F	2014
8	78 °F	1973
8	78 °F	1994
8	78 °F	2012
8	78 °F	2018
8	78 °F	2013
8	78 °F	1998
8	78 °F	2016

What's the all-time low for Chula Vista on 8/20?

For the date of Aug 20, the lowest temperature ever reached in Chula Vista history is 59 °F which has happened 4 times, most recently in 1972.

Lowest Temperatures in Chula Vista on August 20

Rank	Temperature	Year
1	59 °F	1932
1	59 °F	1949
1	59 °F	1972
1	59 °F	1925
5	60 °F	1935
5	60 °F	1943
7	61 °F	1990
7	61 °F	1950
7	61 °F	1948
10	62 °F	1996
10	62 °F	1936
10	62 °F	1938
10	62 °F	1953
10	62 °F	1921
10	62 °F	2011
10	62 °F	1924
10	62 °F	1952
10	62 °F	1987

Lowest High Temperatures in Chula Vista on August 20

Rank	Temperature	Year
1	66 °F	1924
2	69 °F	1933
3	70 °F	1948
3	70 °F	1928
3	70 °F	1953
3	70 °F	1923
3	70 °F	1954
3	70 °F	1920
3	70 °F	1950
3	70 °F	1975
3	70 °F	1979
3	70 °F	1972

What's the most it has ever rained in Chula Vista on 8/20?

For the date of Aug 20, the most precipitation ever recorded in Chula Vista history is 0.76 inches which happened in 2023.

All-Time Most Precipitation in Chula Vista on August 20

Rank	Precipitation	Year
1	0.76 inches	2023

Weather Station Details

Years	Station	Coordinates
1918–2024	Chula Vista	location