World Resorts USA Key Largo Weather

Key Largo 7 Days Forecast

22.04
tue
Day
75°F
W 15 mph
Precip.
0%
Night
73°F
W 20 mph
Precip.
0%
23.04
wed
Day
72°F
W 16 mph
Precip.
0%
Night
73°F
W 21 mph
Precip.
0%
24.04
thu
Day
77°F
W 19 mph
Precip.
0%
Night
73°F
W 24 mph
Precip.
0%
25.04
fri
Day
75°F
W 19 mph
Precip.
0%
Night
75°F
W 21 mph
Precip.
0%
26.04
sat
Day
77°F
W 18 mph
Precip.
100%
Night
77°F
W 18 mph
Precip.
0%
27.04
sun
Day
77°F
W 15 mph
Precip.
0%
Night
77°F
W 17 mph
Precip.
0%
28.04
mon
Day
77°F
W 16 mph
Precip.
0%
Night
77°F
W 16 mph
Precip.
23%

Sea water temperature in April, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
71
74
77
80
83
86
89

The average sea water temperature in April of 2025 was 78.4°F. The highest and lowest sea temperatures during the month were 80.1°F and 76.6°F.

Sea water temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
74
77
80
83
86
89
92
95

The average sea water temperature in May of 2024 was 84.1°F. The highest and lowest sea temperatures during the month were 88.5°F and 78.6°F.

Air temperature in Key Largo, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
72.5
77.3
80.9
84.5
84.9
85.1
83.2
81.0
78.0
75.5
73.5
70.8
70.5
75.5
79.3
83.1
84.0
83.6
81.7
79.0
75.9
73.5
71.5
68.5
Day temperature   
Night temperature

Precipitation total in Key Largo, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.9
1.3
1.7
2.1
2.6
3.0
0.8
1
1.2
2.5
1.8
1.8
2.4
1.3
0.6
0.4
0.4
0.3
* Charts above show average data for the last 3 years.

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
Boston
+70°F
Washington
+77°F
Hawaii
+75°F
Honolulu
+75°F
Las Vegas
+82°F
Los Angeles
+61°F
Miami
+75°F
New York
+73°F
Orlando
+86°F
San Diego
+61°F
San Francisco
+50°F
Sarasota
+82°F
Tampa
+86°F
Houston
+86°F
Chicago
+63°F
all places
24 Hours Forecast
Key Largo
Local time: 15:52
April 22, tuesday
1800
73°F
W
14 mph
2100
73°F
W
18 mph
April 23, wednesday
0000
73°F
W
20 mph
0300
73°F
W
19 mph
0600
73°F
W
17 mph
0900
72°F
W
16 mph
1200
72°F
W
16 mph
1500
73°F
W
14 mph
Units of measurement: °C / °F