World Resorts USA Miami Weather

Miami sea water temperature

Current sea water temperature:
+73.0°F
Minimum sea water temperature in December: 79.9°F
Maximum sea water temperature in December: 69.6°F
Average sea water temperature in December: 76.4°F

Sea water temperature for the last 10 days:

December 30 73.0°F December 25 75.7°F
December 29 73.0°F December 24 74.7°F
December 28 73.4°F December 23 75.2°F
December 27 73.2°F December 22 74.7°F
December 26 74.3°F December 21 76.1°F

When is the warmest sea in Miami?

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

Monthly Sea Temperatures in Miami, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 88.1°F. The highest and lowest sea temperatures during the month were 89.4°F and 87.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 86.3°F. The highest and lowest sea temperatures during the month were 88.2°F and 83.8°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.4°F.

Best time for vacation in Miami

Sunniest months:
March 12 days
April 12 days
December 11 days
Warmest months:
August 89.5 °F
July 89.3 °F
September 87.7 °F
Warmest sea temp:
August 86.6 °F
July 86.0 °F
September 85.5 °F
Coldest months:
January 73.5 °F
February 76.7 °F
December 77.1 °F
Rainiest months:
July 11 days
June 10 days
August 10 days
Windiest months:
April 11.6 mph
March 11.6 mph
November 11.5 mph

Miami on a weather map

Miami
+55°F
S 14 mph
Feels like: +54°F
Precip.: 0%
Places in USA:
Name
°F
+28°F
+75°F
+75°F
+59°F
+61°F
+55°F
+64°F
+70°F
+28°F
+79°F
+54°F
+52°F
+50°F
+45°F
+21°F
24 Hours Forecast
Miami
Local time: 20:40
December 30, tuesday
2100
55°F
S
14 mph
December 31, wednesday
0000
54°F
S
14 mph
0300
48°F
SE
15 mph
0600
45°F
SE
16 mph
0900
48°F
SE
15 mph
1200
57°F
SE
12 mph
1500
64°F
SE
11 mph
1800
66°F
SE
11 mph

Best place for vacation:

Units of measurement: °C / °F