Temperature for January 2003
In January 2003 the average high temperature in Key West, FL was 71.2°F, and this was 4.6°F cooler than the average of 75.8°F. The hottest day in January 2003 was 2 January when the temperature reached 80.1°F. Overnight the average temperature in January is 63.7°F and in 2003 the average overnight temperature was 7.5°F cooler at 56.2°F.