The highest day temperature in February 2026 was 80°F. The lowest night temperature was 56°F. The average values for day and night temperatures during February were 70.9°F и 67.5°F respectivly.

The average sea surface temperature in February 2026 for Key West was 71.3°F. The maximum and minimum values were 65.8°F and 77.8°F respectively.

Most of the days in February are sunny but you can also expect cloudy and gloomy days.

Precipitation total in February for Key West is 0.8 in. It makes february one of the least rainy months of the year.

The average wind speed in February is 12.9 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Key West in February is 7.2 hours.