Average Temperature in Key West by Year

This page contains a list of the average yearly high and low temperatures in Key West, Florida for each year between 1948 and 2023. It is based on NOAA data.
Change:
Month:
What Was the Hottest Year Ever in Key West?
2023 was the warmest year in the history of Key West, Florida. The average daily high temperature was 85.2 °F, and the average low was 76.0 °F.
What Was the Coldest Year Ever in Key West?
2010 was the coolest year in the history of Key West, Florida. The average daily high temperature was 80.5 °F, and the average low was 71.4 °F.
* click column headers to sort
Year Rank High (°F) Low (°F)
2023 1 85.2 76.0
2022 14 83.6 74.5
2021 18 83.2 74.5
2020 3 84.5 75.9
2019 2 84.7 75.9
2018 6 84.0 74.9
2017 8 83.8 75.0
2016 19 83.5 74.3
2015 4 84.2 75.8
2014 22 83.2 74.1
2013 21 82.9 74.4
2012 41 82.3 73.7
2011 20 83.1 74.3
2010 71 80.5 71.4
2009 31 83.3 73.4
2008 33 82.9 73.6
2007 5 84.3 74.9
2006 50 82.3 72.8
2005 55 82.3 72.6
2004 46 82.5 73.1
2003 29 83.2 73.5
2002 25 83.2 73.7
2001 51 82.3 72.7
2000 47 82.9 72.6
1999 42 82.9 73.0
1998 27 83.1 73.8
1997 26 83.3 73.6
1996 61 82.3 72.0
1995 36 83.5 72.9
1994 15 84.0 74.0
1993 32 83.4 73.1
1992 38 83.1 73.1
1991 7 84.5 74.4
1990 10 84.5 74.0
1989 24 84.0 73.2
1988 53 82.7 72.2
1987 52 82.7 72.3
1986 34 83.3 73.2
1985 40 82.9 73.1
1984 56 81.5 73.3
1983 68 81.1 72.2
1982 17 83.5 74.4
1981 63 81.8 72.3
1980 39 82.6 73.5
1979 28 83.0 73.7
1978 49 82.4 72.8
1977 66 81.4 72.3
1976 48 82.3 72.9
1975 9 83.9 74.7
1974 23 82.9 74.3
1973 45 82.4 73.3
1972 16 83.4 74.5
1971 37 82.7 73.6
1970 67 81.0 72.3
1969 65 81.1 72.8
1968 64 81.7 72.3
1967 12 83.6 74.9
1966 70 80.8 71.9
1965 11 83.7 74.8
1964 35 83.0 73.4
1963 59 82.2 72.3
1962 57 82.4 72.3
1961 43 82.7 73.1
1960 62 82.1 72.1
1959 44 82.7 73.0
1958 69 81.3 71.6
1952 54 83.2 71.7
1951 60 83.1 71.4
1950 58 82.8 71.8
1949 30 83.7 73.0
1948 13 84.1 74.0
Weather Station Details
Years Station Coordinates
1948–2024 Key West International Airport location