Temperature for January 2011
In January 2011 the average high temperature in Key West, FL was 73.8°F, and this was 2.0°F cooler than the average of 75.8°F. The hottest day in January 2011 was 11 January when the temperature reached 79.0°F. Overnight the average temperature in January is 63.7°F and in 2011 the average overnight temperature was 3.3°F cooler at 60.5°F.