World Resorts USA Key Largo Weather

Autumn weather in Key Largo

Weather in Key Largo in Autumn

September October November
Average day temperature: 84.5°F 80.9°F 77.3°F
Average night temperature: 83.1°F 79.3°F 75.5°F
Sea water temperature: 86.6°F 82.8°F 78.8°F
Number of sunny days: 4 days 6 days 7 days
Day length: 11.9 - 12.6 h. 11.2 - 11.9 h. 10.7 - 11.2 h.
Number of rainy days: 3 days 2 days 2 days
Precipitation totals: 2.5 in. 1.2 in. 1.0 in.

Day & Night air temperature, °F

September
October
November
0
14
28
42
56
70
84
98
112
77.3
80.9
84.5
75.5
79.3
83.1
Day temperature   
Night temperature

Sea water temperature, °F

September
October
November
0
14
28
42
56
70
84
98
112
78.8
82.8
86.6

Precipitation total, in.

September
October
November
0.0
0.4
0.9
1.3
1.7
2.1
2.6
3.0
1
1.2
2.5
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
13
13
11
10
12
15
7
6
4
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
September
October
November
0.0
2.4
4.9
7.3
9.7
12.2
14.6
17.0
14.2
13.1
9.9
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
5.7
5.9
6.3

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Key Largo

Sunniest months:
March 11 days
January 10 days
April 10 days
Warmest months:
July 85.1 °F
August 84.9 °F
September 84.5 °F
Warmest sea temp:
August 87.3 °F
July 87.3 °F
September 86.6 °F
Coldest months:
January 70.8 °F
December 72.5 °F
February 73.5 °F
Rainiest months:
June 4 days
July 3 days
September 3 days
Windiest months:
November 14.2 mph
March 13.8 mph
October 13.1 mph

Key Largo on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+45°F
+63°F
+73°F
+73°F
+52°F
+57°F
+77°F
+52°F
+72°F
+54°F
+50°F
+72°F
+75°F
+73°F
+41°F
24 Hours Forecast
Key Largo
Local time: 04:13
April 05, saturday
0600
77°F
NW
26 mph
0900
77°F
NW
24 mph
1200
75°F
NW
24 mph
1500
79°F
NW
22 mph
1800
79°F
NW
20 mph
2100
77°F
NW
20 mph
April 06, sunday
0000
77°F
NW
23 mph
0300
75°F
NW
24 mph
Units of measurement: °C / °F