Sunny Isles Beach Weather in September

Sunny Isles Beach in September sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 25°C (77°F). Rainfall is at its peak this month, around 206 mm (8.1 in) on average, so waterproofs are essential.

Rainfall in Sunny Isles Beach in September

As part of the rainy season, Sunny Isles Beach sees around 25 days of rain in September, with an average of 206 mm (8.1 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Sunny Isles Beach in September

Expect highs of 31°C (88°F) in Sunny Isles Beach in September, with nights dropping to around 25°C (77°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.

Sunshine in Sunny Isles Beach in September

Expect sunny days throughout the month, with an estimated 260 hours of sunshine. Despite being the rainy season, it could still be a nice time to visit. Rain often arrives later in the day, keeping most of the days sunny.

Wind Speed in Sunny Isles Beach in September

September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Average water temperature in September

With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

September in Sunny Isles Beach has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Sunny Isles Beach's climate page.

Sunny Isles Beach Temperature in September

Min Temperature 25°C (77°F)  

Max Temperature 31°C (88°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 84%  

Precipitation 206 mm (8.1 in)  

Rainy days 25 days  

Humidity 78% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 260 hours *  

Percentage Sunshine 71% *  

* Data from: Miami, the United States of America (21 KM, 13 Miles).

What to Wear in Sunny Isles Beach in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Sunny Isles Beach in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Sunny Isles Beach's climate page.

More climate data for Sunny Isles Beach

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Sunny Isles Beach climate overview or explore weather in the United States of America.