Florida Keys Climate by Month
The Florida Keys have one of the most favorable climates of the United States. Especially if you are a sun lover. At the Florida Keys you will find a super relaxed hippie atmosphere and the buildings are clearly different than in other parts of the United States.
In this area you will find a subtropical climate with temperatures that in winter hardly drop below 13°C at night and during the day it is pleasantly warm with between 22°C and 26°C on average. The number of rainy days can be counted on one hand in winter,. In terms of sunshine, the Keys are a very pleasant destination. In the period from January to April, on average 40% of the days have a clear blue sky and no clouds. The month April is the sunniest. The gloomiest are the months October, November and December.
Average day and night temperature
In Florida Keys, seasonal changes bring about a moderate variation in temperatures. Typically, daytime temperatures range from a very warm 32°C in August to a comfortable 24°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 17°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Florida Keys is known for its substantial rainfall, with annual precipitation reaching 1102 mm. The climate in Florida Keys shows significant variation throughout the year. Expect heavy rainfall in September, with an average of 191 mm of precipitation over 22 rainy days. In contrast, March offers drier and sunnier days, with around 37 mm of rainfall over 8 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Florida Keys offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between May (11.4 hours daily) and November (7.7 hours daily) provides a bit of variety for visitors and residents.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is moderate throughout the year in Florida Keys.
Relative humidity over the year
The best time of year to visit Florida Keys in the United States of America
During the months of January, February, March and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Most rainfall (rainy season) is seen in August and September.
August has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 24°C.
September tops the wettest month list with 191 mm of rainfall.
March is the driest month with 37 mm of precipitation.
May is the sunniest month with an average of 341 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
