World Resorts USA Key Largo Weather

Key Largo sea water temperature

Current sea water temperature:
+76.5°F
Minimum sea water temperature in March: 81.1°F
Maximum sea water temperature in March: 70.9°F
Average sea water temperature in March: 76.7°F

Sea water temperature for the last 10 days:

March 29 76.5°F March 24 74.8°F
March 28 77.4°F March 23 73.4°F
March 27 75.9°F March 22 74.3°F
March 26 74.8°F March 21 74.7°F
March 25 75.2°F March 20 74.1°F

When is the warmest sea in Key Largo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Key Largo was noticed in August, July and September.

Monthly Sea Temperatures 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
75.1
78.8
82.8
86.6
87.3
87.3
85.2
82.8
79.7
76.7
74.6
72.9

Sea water temperature in August, °F

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

The average sea water temperature in August of 2024 was 87.3°F. The highest and lowest sea temperatures during the month were 89.4°F and 85.3°F.

Sea water temperature in July, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
80
83
86
89
92
95
98

The average sea water temperature in July of 2024 was 87.1°F. The highest and lowest sea temperatures during the month were 88.3°F and 85.8°F.

Sea water temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
78
81
84
87
90
93

The average sea water temperature in September of 2024 was 87.1°F. The highest and lowest sea temperatures during the month were 88.7°F and 84.6°F.

Best time for vacation in Key Largo

Sunniest months:
January 10 days
March 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 13.7 mph
October 13.1 mph

Key Largo on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+37°F
+66°F
+72°F
+72°F
+57°F
+57°F
+77°F
+73°F
+81°F
+55°F
+46°F
+79°F
+81°F
+77°F
+61°F
24 Hours Forecast
Key Largo
Local time: 12:51
March 29, saturday
1500
77°F
W
22 mph
1800
77°F
W
22 mph
2100
77°F
W
22 mph
March 30, sunday
0000
77°F
W
23 mph
0300
75°F
NW
19 mph
0600
75°F
NW
19 mph
0900
75°F
NW
17 mph
1200
77°F
NW
16 mph
Units of measurement: °C / °F