Key Largo, FL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Key Largo now
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Key Largo weather by the hour
Key Largo weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Key Largo.
This week in Key Largo
Sunrise, sunset and moon in Key Largo
What is the weather usually like in Key Largo?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 90°F average high
- Januarycoldest month · 63°F average low
- 57.0 inprecipitation per year · 1,447 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Key Largo: December to March, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station JOHN PENNEKAMP SP, FL US (USC00084412), adjusted for the elevation of Key Largo.
Key Largo weather month by month
Sunrise and sunset in Key Largo through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:07 AM | 5:54 PM | 10 h 47 min |
| February | 6:54 AM | 6:16 PM | 11 h 22 min |
| March | 7:29 AM | 7:31 PM | 12 h 2 min |
| April | 6:57 AM | 7:45 PM | 12 h 47 min |
| May | 6:35 AM | 8:00 PM | 13 h 24 min |
| June | 6:30 AM | 8:14 PM | 13 h 44 min |
| July | 6:39 AM | 8:15 PM | 13 h 35 min |
| August | 6:54 AM | 7:57 PM | 13 h 3 min |
| September | 7:06 AM | 7:26 PM | 12 h 20 min |
| October | 7:18 AM | 6:55 PM | 11 h 36 min |
| November | 6:37 AM | 5:35 PM | 10 h 57 min |
| December | 6:58 AM | 5:35 PM | 10 h 37 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Key Largo?
Key Largo has a tropical monsoon climate. The warmest month is August, with an average high of 90°F (32°C), and the coldest is January, with average lows of 63°F (17°C).
It gets about 57.0 inches (1,447 mm) of precipitation a year. The wettest month is September and the driest is February.
The best time to visit Key Largo is December to March. At 3 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Key Largo
Weather in towns near Key Largo
Questions about the weather in Key Largo
What is the hottest month in Key Largo?
August, with an average high of 90°F (32°C).
What is the coldest month in Key Largo?
January, with an average low of 63°F (17°C).
How much does it rain in Key Largo?
About 57.0 inches (1,447 mm) a year; the wettest month is September.
Does it snow in Key Largo?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Key Largo?
December to March, when temperatures are most pleasant and rainy days are fewer.
What climate does Key Largo have?
Tropical monsoon (Köppen Am).
What is the weather like in Key Largo in November?
Highs average 82°F and lows 70°F, with about 3.3 inches of precipitation.
What time is sunrise in Key Largo?
Around 6:37 AM in mid-November, and sunset around 5:35 PM. Today’s exact times are shown above.
Where does this Key Largo weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Key Largo.
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