November weather forecastKey Biscayne, FL

November
Weather in November
The last month of the autumn, November, is another warm month in Key Biscayne, Florida, with an average temperature ranging between min 72.3°F (22.4°C) and max 77.9°F (25.5°C).Temperature
Key Biscayne's entry into November measures an average high-temperature of a still warm 77.9°F (25.5°C), closely parallel to the preceding month. Key Biscayne observes a consistent average low-temperature of 72.3°F (22.4°C) throughout November nights.Humidity
In Key Biscayne, the average relative humidity in November is 73%.Rainfall
In Key Biscayne, Florida, during November, the rain falls for 12.2 days and regularly aggregates up to 0.83" (21mm) of precipitation. In Key Biscayne, Florida, during the entire year, the rain falls for 182.7 days and collects up to 16.38" (416mm) of precipitation.Ocean temperature
In Key Biscayne, in November, the average water temperature is 79°F (26.1°C).Note: In water activities such as swimming and diving, temperatures from 77°F (25°C) to 84.2°F (29°C) are deemed highly pleasurable for extended periods without any unease.
Daylight
In November, the average length of the day in Key Biscayne is 10h and 54min.On the first day of November in Key Biscayne, sunrise is at 7:29 am and sunset at 6:39 pm EDT. On the last day of the month, sunrise is at 6:49 am and sunset at 5:29 pm EST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from EDT to EST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from EST to EDT.
Sunshine
In November, the average sunshine in Key Biscayne is 6.5h.UV index
In November, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 6 in November translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The mirror effect of sand and water ups the UV radiation strength.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in November
Key Biscayne, FL
- Average high temperature in November: 77.9°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (73°F).
- Average low temperature in November: 72.3°F
The month with the highest average low temperature is August (82.6°F).
The coldest month (with the lowest average low temperature) is January (65.1°F).
Average pressure in November
Key Biscayne, FL
- Average pressure in November: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).
Average wind speed in November
Key Biscayne, FL
- Average wind speed in November: 11.4mph
The windiest month (with the highest average wind speed) is March (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in November
Key Biscayne, FL
- Average humidity in November: 73%
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is March (70%).
Average rainfall in November
Key Biscayne, FL
- Average rainfall in November: 0.83"
The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in November
Key Biscayne, FL
- Average rainfall days in November: 12.2 days
The month with the highest number of rainy days is September (24.5 days).
The month with the least rainy days is February (8.7 days).
Average sea temperature in November
Key Biscayne, FL
- Average sea temperature in November: 79°F
The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is February (74°F).
Average daylight in November /
Average sunshine in November
Key Biscayne, FL
- Average daylight in November: 10h and 54min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in November: 6h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in November
Key Biscayne, FL
- Average sunshine days in November: 11.9 days
The month with the most sunshine days is March (17 days).
The month with the least sunshine days is September (3.2 days).
Average UV index in November
Key Biscayne, FL
- Average UV index in November: 6
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January and December (UV index 5).
Average cloud cover in November
Key Biscayne, FL
- Average cloud cover in November: 32
The month with the most cloud cover is October (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in November
Key Biscayne, FL
- Average visibility in November: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





