Key West, Florida
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 23° 5° (1981) 32.2° (1877) 2.04" 0"
February 19° 25° 6.7° (1917) 30.6° (1874) 1.55" 0"
March 20° 26° 8.3° (1986) 31.7° (1874) 2.05" 0"
April 22° 27° 8.9° (1987) 32.8° (1881) 2.05" 0"
May 24° 29° 13.3° (1874) 33.9° (1881) 3" 0"
June 26° 31° 18.3° (1932) 37.8° (1886) 4.11" 0"
July 27° 32° 20° (1888) 37.8° (1886) 3.55" 0"
August 26° 32° 20° (1913) 37.8° (1886) 5.38" 0"
September 26° 31° 17.8° (1893) 36.1° (1886) 6.71" 0"
October 24° 29° 15° (1910) 33.9° (1962) 4.93" 0"
November 22° 27° 9.4° (1959) 32.8° (1876) 2.3" 0"
December 19° 24° 6.7° (1989) 31.1° (1876) 2.22" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 21° 27° -18° (1987) 31° (1995) 0.07" 0"
Apr 2 21° 27° -18° (1987) 31° (1883) 0.07" 0"
Apr 3 21° 27° -18° (1915) 31° (1975) 0.08" 0"
Apr 4 21° 27° -18° (2005) 32° (1877) 0.07" 0"
Apr 5 21° 27° -18° (1915) 30° (1989) 0.07" 0"
Apr 6 21° 27° -18° (1891) 31° (1937) 0.07" 0"
Apr 7 21° 27° -18° (1891) 31° (1957) 0.06" 0"
Apr 8 22° 27° -18° (2009) 31° (1953) 0.06" 0"
Apr 9 22° 27° -18° (2009) 31° (1957) 0.06" 0"
Apr 10 22° 27° -18° (1916) 32° (1933) 0.07" 0"
Apr 11 22° 27° -18° (1987) 32° (1933) 0.06" 0"
Apr 12 22° 27° -18° (1993) 32° (1957) 0.07" 0"
Apr 13 22° 27° -18° (1940) 31° (1926) 0.06" 0"
Apr 14 22° 27° -18° (1940) 31° (1952) 0.07" 0"
Apr 15 22° 27° -18° (1940) 31° (1982) 0.07" 0"
Apr 16 22° 27° -18° (1988) 31° (1989) 0.08" 0"
Apr 17 22° 28° -18° (1987) 32° (1947) 0.08" 0"
Apr 18 22° 28° -18° (2007) 31° (1953) 0.08" 0"
Apr 19 22° 28° -18° (1997) 32° (1934) 0.08" 0"
Apr 20 22° 28° -18° (1997) 32° (1877) 0.08" 0"
Apr 21 22° 28° -18° (1987) 32° (1884) 0.08" 0"
Apr 22 22° 28° -18° (1940) 31° (1937) 0.08" 0"
Apr 23 23° 28° -18° (1940) 32° (1874) 0.07" 0"
Apr 24 23° 28° -18° (1998) 32° (1991) 0.07" 0"
Apr 25 23° 28° -18° (2005) 32° (1991) 0.07" 0"
Apr 26 23° 28° -18° (1983) 32° (1991) 0.06" 0"
Apr 27 23° 28° -18° (1937) 33° (1881) 0.06" 0"
Apr 28 23° 28° -18° (2000) 32° (1873) 0.05" 0"
Apr 29 23° 28° -18° (1992) 32° (1991) 0.05" 0"
Apr 30 23° 28° -18° (1992) 32° (1883) 0.05" 0"
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