Average Temperature in Half Moon Bay by Year

This page contains a list of the average yearly high and low temperatures in Half Moon Bay, California for each year between 1940 and 2023. It is based on NOAA data.
Change:
Month:
What Was the Hottest Year Ever in Half Moon Bay?
2014 was the warmest year in the history of Half Moon Bay, California. The average daily high temperature was 65.2 °F, and the average low was 49.5 °F.
What Was the Coldest Year Ever in Half Moon Bay?
1955 was the coolest year in the history of Half Moon Bay, California. The average daily high temperature was 59.9 °F, and the average low was 44.5 °F.
* click column headers to sort
Year Rank High (°F) Low (°F)
2023 50 60.9 47.9
2022 62 61.3 46.4
2021 45 61.7 47.4
2020 23 63.0 47.3
2019 16 62.8 48.2
2018 32 62.6 47.2
2017 13 63.6 48.0
2016 10 63.5 48.5
2015 2 65.1 48.8
2014 1 65.2 49.5
2013 39 62.7 46.6
2012 48 62.3 46.5
2011 52 62.4 46.2
2010 42 62.4 46.8
2009 37 62.8 46.6
2008 67 62.3 44.5
2007 63 62.5 44.9
2006 44 63.4 45.8
2005 19 63.7 47.2
2004 18 64.2 46.7
2000 21 62.4 48.3
1999 66 60.6 46.6
1998 36 61.2 48.2
1997 7 63.7 49.3
1996 25 62.0 48.3
1995 12 62.4 49.3
1993 54 62.9 45.7
1992 6 64.3 48.6
1991 72 60.6 45.0
1990 57 61.8 46.3
1989 34 62.5 47.2
1986 11 63.2 48.5
1984 33 62.7 47.0
1983 3 63.9 49.7
1982 27 62.5 47.5
1981 20 62.7 48.1
1980 17 62.8 48.2
1979 24 62.8 47.4
1978 22 63.2 47.2
1977 41 62.3 47.0
1976 28 63.3 46.8
1975 71 59.4 46.4
1974 47 61.4 47.5
1973 40 61.5 47.8
1972 51 62.5 46.3
1971 73 61.0 44.3
1970 53 63.4 45.2
1969 69 60.2 46.4
1968 31 61.7 48.3
1967 29 62.4 47.7
1966 56 63.1 45.1
1965 46 62.0 47.1
1964 55 61.7 46.5
1963 38 61.9 47.5
1962 61 60.8 46.9
1961 14 62.8 48.6
1960 26 62.1 48.1
1959 9 64.5 48.1
1958 4 64.2 49.2
1957 15 62.8 48.4
1956 43 62.0 47.2
1955 74 59.9 44.5
1954 65 61.2 46.1
1952 58 60.3 47.5
1951 70 59.8 46.8
1948 64 61.2 46.2
1947 35 62.3 47.2
1946 68 60.9 45.7
1945 60 61.3 46.4
1944 59 61.0 46.8
1943 30 62.8 47.2
1942 49 62.0 46.8
1941 5 63.9 49.3
1940 8 63.6 49.2
Weather Station Details
Years Station Coordinates
1939–2024 Half Moon Bay location