Key West, Florida
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 64° 74° 41° (1981) 90° (1877) 2.04" 0"
February 66° 76° 44° (1917) 87° (1874) 1.55" 0"
March 68° 78° 47° (1986) 89° (1874) 2.05" 0"
April 72° 81° 48° (1987) 91° (1881) 2.05" 0"
May 76° 85° 56° (1874) 93° (1881) 3" 0"
June 79° 88° 65° (1932) 100° (1886) 4.11" 0"
July 80° 89° 68° (1888) 100° (1886) 3.55" 0"
August 80° 90° 68° (1913) 100° (1886) 5.38" 0"
September 79° 88° 64° (1893) 97° (1886) 6.71" 0"
October 76° 85° 59° (1910) 93° (1962) 4.93" 0"
November 72° 80° 49° (1959) 91° (1876) 2.3" 0"
December 67° 76° 44° (1989) 88° (1876) 2.22" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 69° 78° 45° (1876) 86° (1880) 0.08" 0"
Dec 2 69° 78° 44° (1876) 86° (1978) 0.08" 0"
Dec 3 69° 78° 45° (1876) 86° (1978) 0.08" 0"
Dec 4 69° 78° 46° (1876) 86° (1880) 0.09" 0"
Dec 5 69° 77° 45° (1876) 86° (1994) 0.08" 0"
Dec 6 69° 77° 49° (1876) 86° (1978) 0.08" 0"
Dec 7 68° 77° 50° (1937) 85° (1953) 0.09" 0"
Dec 8 68° 77° 48° (1937) 85° (1978) 0.08" 0"
Dec 9 68° 77° 53° (1928) 85° (1948) 0.08" 0"
Dec 10 68° 77° 53° (1930) 84° (2009) 0.08" 0"
Dec 11 68° 77° 50° (1934) 85° (1986) 0.07" 0"
Dec 12 68° 76° 45° (1934) 85° (1953) 0.08" 0"
Dec 13 67° 76° 46° (1962) 85° (1956) 0.07" 0"
Dec 14 67° 76° 50° (2010) 84° (1972) 0.07" 0"
Dec 15 67° 76° 46° (2010) 85° (1956) 0.07" 0"
Dec 16 67° 76° 51° (2010) 85° (1947) 0.07" 0"
Dec 17 67° 76° 51° (1968) 84° (1956) 0.08" 0"
Dec 18 67° 76° 52° (1882) 87° (1880) 0.07" 0"
Dec 19 66° 76° 51° (1901) 84° (1956) 0.07" 0"
Dec 20 66° 76° 50° (1981) 84° (1986) 0.08" 0"
Dec 21 66° 75° 50° (1901) 84° (1956) 0.07" 0"
Dec 22 66° 75° 51° (1960) 84° (1956) 0.07" 0"
Dec 23 66° 75° 49° (1954) 88° (1876) 0.07" 0"
Dec 24 66° 75° 44° (1989) 88° (1876) 0.05" 0"
Dec 25 65° 75° 46° (1989) 86° (1876) 0.06" 0"
Dec 26 65° 75° 45° (1983) 87° (1876) 0.05" 0"
Dec 27 65° 75° 44° (1985) 84° (1941) 0.06" 0"
Dec 28 65° 75° 49° (2010) 85° (1876) 0.06" 0"
Dec 29 65° 75° 44° (1894) 82° (2007) 0.06" 0"
Dec 30 65° 75° 47° (1894) 83° (1953) 0.06" 0"
Dec 31 65° 74° 47° (1917) 83° (1981) 0.06" 0"
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