Measurements:
°C
°F
Miami Beach
96°F
NW 10 mph
Feels like: 112°F
Precip: 3%
World Resorts USA Miami Beach Weather

Miami Beach Sea Water Temperature

Current Sea Water Temperature:
+91.4°F
Maximum Sea Water Temperature in July: 93.6°F
Minimum Sea Water Temperature in July: 86.2°F
Average water temperature in July: 89.8°F

Sea Water Temperature for the Last 10 Days:

July 15 91.4°F July 10 92.0°F
July 14 91.0°F July 09 91.6°F
July 13 89.8°F July 08 92.0°F
July 12 89.2°F July 07 91.6°F
July 11 92.2°F July 06 91.2°F

When is the Warmest Sea for Miami Beach?

According to our data for the last three years for Miami Beach the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Miami Beach was 92.1°F. The maximum and minimum values were 91.0°F and 93.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Miami Beach was 91.2°F. The maximum and minimum values were 89.2°F and 92.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Miami Beach was 90.2°F. The maximum and minimum values were 89.0°F and 91.4°F respectively.

Best Time to Visit Miami Beach
The most sunny months:
March 14 days
April 14 days
February 12 days
The most warm months:
August 92.8 °F
July 92.1 °F
September 90.9 °F
Warmest sea temperature:
August 90.5 °F
July 89.7 °F
September 89.5 °F
The most cold months:
January 75.4 °F
February 77.9 °F
December 79.1 °F
The most rainy months:
July 10 days
August 9 days
June 8 days
The most windy months:
November 13 mph
March 12 mph
April 12 mph

Miami Beach on the Weather Map

USA Resorts:
NAME
Boston +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Miami Beach
Local time: 14:17
15 jul, wednesday
1500 96°F
NW
10 mph
1800 96°F
NW
9 mph
2100 86°F
N
7 mph
16 jul, thursday
0000 82°F
NE
4 mph
0300 88°F
NE
4 mph
0600 88°F
E
4 mph
0900 90°F
E
2 mph
1200 92°F
NW
2 mph