When is the best time to go to Key Largo?

When is the best time to go to Key Largo? Here's some information to help you in your decision:

  • The best months for good weather in Key Largo are January, February, March, April, May, October, November and December
  • On average, the warmest months are May, June, July, August, September and October
  • The rainiest months are August and September
  • The best months for swimming are April, May, June, July, August, September, October and November

Annual weather in Key Largo

For full information about the climate and weather in Key Largo a specific month, click on the corresponding line below:

January 70°F/74°F
February 72°F/76°F
March 72°F/76°F
April 77°F/79°F
May 79°F/81°F
June 83°F/85°F
July 85°F/86°F
August 85°F/86°F
September 85°F/86°F
October 81°F/83°F
November 76°F/79°F
December 74°F/77°F

Weather and climate in Key Largo

Key Largo enjoys a tropical savanna climate (with dry winter) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Key Largo is 81°F (ranging from 74°F in january to 86°F in august). Annual rainfall is 72.1in, with a minimum of 1.6in in march and a maximum of 12.1in in august.
  • Between january and june the climate is beautiful. It is for example 85°F as maximum temperature in june and you can expect to have 9.2in of rainfall/month during this period.
  • Between july and september the climate is correct. the thermometer goes up to 86°F°C and it rains about 57% of the time in september.
  • Between october and december the climate is good. It is for example 77°F as maximum temperature in december.

Key Largo :

Charts: temperature and rainfall in Key Largo

In the charts below, you can see the following seasonal norms for the city of Key Largo: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


Peak visitor numbers and tourist seasons in Key Largo

Find out when Key Largo has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Key Largo

  • Very low season in Key Largo
    The months with the lowest number of tourists are: September.
  • Low season in Key Largo
    The months with low numbers of tourists are: June, October and November.
  • High season in Key Largo
    The number of visitors to Key Largo is high in: January, February, April, May, July, August and December.
  • Peek season in Key Largo
    The largest number of tourists visiting Key Largo is during: March.

Figure: Visitor index for Key Largo month by month

Best time for low prices in Key Largo

Average prices of hotels in Key Largo month by month

Generally, September is the month with the lowest hotel prices in Key Largo. So this is a great time to save on your holiday! In contrast, March is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Other cities and places near Key Largo

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