Miami Beach Sea Water Temperature
World-famous turquoise subtropical waters with year-round warm swimming conditions. Today's reading, 7-day forecast, and monthly averages below.
Miami Beach water temperature
Very warm bath-like water. Zero chill, exceptional for relaxation and snorkeling.
7-Day Water Temperature Forecast
Miami Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Miami Beach occurs inMay, Jun, Jul, Aug, Sep, Oct — peaking at30.4°C (86.7°F) in August.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 21.5°C | 22.8°C | 24.2°C | Comfortable (20°C – 24°C) |
| February | 21.8°C | 23.2°C | 24.6°C | Comfortable (20°C – 24°C) |
| March | 22.9°C | 24.3°C | 25.7°C | Warm & Ideal (24°C – 28°C) |
| April | 24.5°C | 25.8°C | 27.1°C | Warm & Ideal (24°C – 28°C) |
| May | 26.2°C | 27.5°C | 28.7°C | Warm & Ideal (24°C – 28°C) |
| June | 27.9°C | 29.1°C | 30.2°C | Tropical Warm (> 28°C) |
| July | 29°C | 30.1°C | 31°C | Tropical Warm (> 28°C) |
| August | 29.2°C | 30.4°C | 31.4°C | Tropical Warm (> 28°C) |
| SeptemberCurrent | 28.7°C | 29.8°C | 30.9°C | Tropical Warm (> 28°C) |
| October | 26.9°C | 28.2°C | 29.5°C | Tropical Warm (> 28°C) |
| November | 24.6°C | 25.9°C | 27.2°C | Warm & Ideal (24°C – 28°C) |
| December | 22.8°C | 24°C | 25.3°C | Warm & Ideal (24°C – 28°C) |
Swimming FAQs for Miami Beach
Is the sea warm enough to swim in Miami Beach today?
Typical sea surface temperature in Miami Beach this time of year is 29.8°C (85.6°F) — classified as Tropical Warm (> 28°C). Very warm bath-like water. Zero chill, exceptional for relaxation and snorkeling. Live readings load automatically.
What are the warmest months for swimming in Miami Beach?
The highest water temperatures in Miami Beach typically occur duringMay, Jun, Jul, Aug, Sep, Oct, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Miami Beach in September?
Historically in September, water temperatures in Miami Beach average around29.8°C (85.6°F), fluctuating between a recorded minimum of 28.7°C and a maximum of 30.9°C.