Sunny Isles Beach in Fall
In fall (September, October and November), Sunny Isles Beach sees average daytime highs around 80°F and overnight lows near 77°F, with 14.9 in of rain over about 47 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 83°F in early September to 76°F by late November. The sky is clear or mostly clear about 37% of the time across fall, and the air most often feels oppressive.
Fall is Sunny Isles Beach's 3rd-best season to visit on our travel score. Sunny Isles Beach has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Sunny Isles Beach's year-round climate.
- Avg daytime high
- 80°F
- 2nd-warmest season
- Avg overnight low
- 77°F
- Rainfall
- 14.9 in
- 47 wet days
- Avg wind
- 11 mph
- Travel score
- 5.7
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Sunny Isles Beach in Fall
Over the season highs ease from about 83°F in early September to 76°F by late November.
A typical fall day in Sunny Isles Beach reaches about 80°F and drops to 77°F overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Sunny Isles Beach
Once humidity and wind are folded in, fall brings about 19 days that feel above 90°F and 0 that feel at or below 32°F.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Sunny Isles Beach weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 73° / 68° | 2.5 | 9 | 10.6 | 7.1 |
| Feb | 73° / 68° | 1.9 | 7.6 | 11.1 | 7.4 |
| Mar | 74° / 70° | 2.3 | 8.4 | 11.8 | 7.4 |
| Apr | 77° / 73° | 2.4 | 8.9 | 12.6 | 7.3 |
| May | 79° / 76° | 3.8 | 12 | 13.3 | 6.5 |
| Jun | 82° / 79° | 5.5 | 18.1 | 13.6 | 5.0 |
| Jul | 83° / 80° | 3.6 | 17.8 | 13.5 | 4.7 |
| Aug | 84° / 80° | 5.3 | 19.7 | 12.9 | 4.4 |
| Sep | 83° / 79° | 6.5 | 20.9 | 12.2 | 4.4 |
| Oct | 81° / 77° | 5.4 | 15.9 | 11.4 | 5.7 |
| Nov | 77° / 73° | 3.0 | 10.6 | 10.7 | 6.9 |
| Dec | 74° / 70° | 2.1 | 10.6 | 10.4 | 7.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 37% of the time across fall.
Chance of precipitation in Fall
Sunny Isles Beach gets around 14.9 in of rain over 47 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 11 mph across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 30 min in early September to 10 h 30 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.3 kWh/m².
Hazard calendar for Sunny Isles Beach
In fall, Sunny Isles Beach overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Sunny Isles Beach sits in the Atlantic hurricane belt; the season peaks August–October.
Is fall a good time to visit Sunny Isles Beach?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Sunny Isles Beach for sightseeing.
What to pack for Sunny Isles Beach in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Sunny Isles Beach sees daytime highs around 80°F and nights near 77°F. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 47 days see rain.
Sea temperature near Sunny Isles Beach in Fall
The nearest coast averages about 83°F across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 85°F and coldest in February near 76°F.
The water stays above 68°F all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 76 | 76 | 77 | 78 | 81 | 83 | 85 | 85 | 85 | 83 | 80 | 78 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 76 | Warm |
| Feb | 76 | Warm |
| Mar | 77 | Warm |
| Apr | 78 | Warm |
| May | 81 | Warm |
| Jun | 83 | Tropical |
| Jul | 85 | Tropical |
| Aug | 85 | Tropical |
| Sep | 85 | Tropical |
| Oct | 83 | Tropical |
| Nov | 80 | Warm |
| Dec | 78 | Warm |
UV index in Sunny Isles Beach in Fall
Clear-sky midday UV across fall averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sunny Isles Beach peaks around July 12 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 9 | 10 | 10 | 12 | 12 | 11 | 10 | 8 | 6 | 5 |
| Level | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | Very high |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 10 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Air quality in Sunny Isles Beach in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Sunny Isles Beach is worst in July — around 23 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 10 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 11 | 13 | 14 | 15 | 18 | 23 | 19 | 14 | 11 | 10 | 10 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 11 | Good |
| Mar | 13 | Moderate |
| Apr | 14 | Moderate |
| May | 15 | Moderate |
| Jun | 18 | Moderate |
| Jul | 23 | Moderate |
| Aug | 19 | Moderate |
| Sep | 14 | Moderate |
| Oct | 11 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Sunny Isles Beach?
Sunny Isles Beach sits at 26.0°N, 80.1°W, 3 ft above sea level, in United States. The nearest listed city is Aventura, 1.2 mi away.
Topography around Sunny Isles Beach
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Sunny Isles Beach.
Within 2 miles, the terrain around Sunny Isles Beach has only modest variations in elevation — a maximum elevation change of 66 ft around an average of 7 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 138 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 203 ft.
The land around Sunny Isles Beach is covered by water (55%) and artificial surfaces (31%) within 2 miles, water (55%) and artificial surfaces (32%) within 10 miles, and water (43%) and wetland (36%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sunny Isles Beach (25.9506°, -80.1228°, elevation 3 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.