World Resorts USA Miami Beach Weather

Miami Beach Sea Temperature in August

Average sea water temperature in August:
+86.5°F
Minimum sea water temperature in August: 88.9°F
Maximum sea water temperature in August: 83.3°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 87.9°F. The highest and lowest sea temperatures during the month were 88.7°F and 86.9°F.

Monthly sea water temperature in Miami Beach, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Key West 88.8°F 87.8°F
Naples 88.7°F 87.0°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
West Palm Beach 86.8°F 86.2°F
Cocoa Beach 86.8°F 84.5°F
Pensacola Beach 86.6°F 87.4°F
St. George Island 86.5°F 86.8°F
Panama City Beach 86.2°F 86.8°F
Destin 86.0°F 86.9°F
Fort Walton Beach 86.0°F 86.8°F
Santa Rosa Beach 85.9°F 86.8°F
Hilton Head Island 85.0°F 84.0°F

Best time for vacation in Miami Beach

Sunniest months:
March 14 days
April 14 days
February 12 days
Warmest months:
August 88.5 °F
July 88.0 °F
September 86.8 °F
Warmest sea temp:
August 86.5 °F
July 85.8 °F
September 85.5 °F
Coldest months:
January 72.9 °F
February 75.1 °F
December 76.2 °F
Rainiest months:
July 10 days
August 9 days
June 8 days
Windiest months:
November 13.1 mph
March 12.9 mph
April 12.6 mph

Miami Beach on a weather map

Miami Beach
+86°F
W 13 mph
Feels like: +97°F
Precip.: 8%
Places in USA:
Name
°F
+79°F
+77°F
+82°F
+106°F
+82°F
+82°F
+77°F
+77°F
+75°F
+75°F
+61°F
+72°F
+82°F
+79°F
+70°F
24 Hours Forecast
Miami Beach
Local time: 22:21
August 11, tuesday
0000
86°F
W
15 mph
0300
86°F
NW
14 mph
0600
84°F
NW
10 mph
0900
84°F
NW
9 mph
1200
86°F
W
9 mph
1500
88°F
W
9 mph
1800
88°F
NW
9 mph
2100
86°F
W
10 mph
Units of measurement: °C / °F