Number of Days of 80 °F in Half Moon Bay by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 80 degrees Fahrenheit in Half Moon Bay, California, between 1939 and 2024.

Also see:

Which year had the most 80° days?

Based on NOAA records, the year 1966 holds the record for the most 80 °F days in Half Moon Bay history. There were 10 days with a high temperature of at least 80 degrees that year.

How many so far this year (2024)?

It has not reached 80 degrees Fahrenheit in Half Moon Bay so far in 2024. As of April 23, the highest temperature this year is 73 °F.

The last time it reached at least 80° F was October 6, 2023.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 80 °F
2024	75	0
2023	35	3
2022	6	7
2021	75	0
2020	6	7
2019	6	7
2018	50	2
2017	3	9
2016	50	2
2015	75	0
2014	35	3
2013	19	5
2012	66	1
2011	28	4
2010	35	3
2009	35	3
2008	6	7
2007	35	3
2006	35	3
2005	28	4
2004	5	8
2003	28	4
2002	75	0
2001	15	6
2000	35	3
1999	28	4
1998	35	3
1997	19	5
1996	50	2
1995	35	3
1994	50	2
1993	6	7
1992	19	5
1991	35	3
1990	66	1
1989	66	1
1988	15	6
1987	66	1
1986	75	0
1985	66	1
1984	50	2
1983	15	6
1982	19	5
1981	75	0
1980	75	0
1979	50	2
1978	19	5
1977	75	0
1976	50	2
1975	75	0
1974	50	2
1973	50	2
1972	50	2
1971	75	0
1970	15	6
1969	66	1
1968	35	3
1967	3	9
1966	1	10
1965	6	7
1964	50	2
1963	75	0
1962	50	2
1961	6	7
1960	28	4
1959	28	4
1958	28	4
1957	66	1
1956	50	2
1955	35	3
1954	35	3
1953	6	7
1952	50	2
1951	35	3
1950	19	5
1949	50	2
1948	66	1
1947	19	5
1946	19	5
1945	6	7
1944	66	1
1943	19	5
1942	75	0
1941	35	3
1940	50	2
1939	1	10

Weather Station Details

Years	Station	Coordinates
1939–2024	Half Moon Bay	location