September Weather in Sunny Isles Beach, United States

Last updated: February 24, 2025

September in Sunny Isles Beach, United States offers a warm tropical climate characterized by a maximum temperature of 31°C (87°F) and an average temperature of 28°C (82°F), ensuring a pleasant escape for visitors. However, early fall also brings significant rainfall, with 195 mm (7.7 in) of precipitation spread across 21 days, contributing to a humidity level of 76%. Despite the likelihood of showers, the beach remains an inviting destination, perfect for those who enjoy vibrant ocean views interspersed with the occasional refreshing rain.

September Temperature in Sunny Isles Beach

In September, Sunny Isles Beach continues to bask in the warmth of summer, with minimum temperatures hovering around 25°C (77°F) and average highs reaching up to 31°C (87°F). This month maintains the balmy trend set in the preceding months, with consistent temperatures of 28°C (82°F) on average, making it an ideal time for beachgoers and sun-seekers. As summer transitions to fall, the region stays warm, reflecting its tropical climate, which means visitors can still enjoy sunny days and warm evenings. Although September marks the tail end of the peak season, the delightful temperatures promise plenty of outdoor activities while embracing the vibrant atmosphere typical of this coastal paradise.

September Weather in Sunny Isles Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sunny Isles Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec717373767881828382807673
Data source: Temperature data for Sunny Isles Beach generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Sunny Isles Beach

In September, Sunny Isles Beach experiences a notable peak in precipitation, with 195 mm (7.7 in) of rain falling over 21 days. This surge marks the highest monthly rainfall of the year, illustrating the region's transition into the wet season. Following a summer filled with substantial rainfall—where June and August also recorded significant amounts—September solidifies a trend of increased moisture, likely influenced by tropical weather patterns. The relatively high number of rainy days underscores the unpredictable nature of the weather during this period, making it a time of lush greenery but also necessitating preparedness for frequent showers.

September Precipitation Trends in Sunny Isles Beach

The chart displays monthly precipitation patterns in Sunny Isles Beach, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec4662407917014413714319518311956
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Sunny Isles Beach

In Sunny Isles Beach, September brings a noticeable shift in humidity levels, with an average of 76%. This marks a slight uptick from the more humid summer months of June and July when humidity dipped to 69% and 70% respectively. As the sweltering summer fades, residents and visitors can expect a bit more moisture in the air, reminiscent of the earlier months in the year, particularly January and February, when humidity levels hovered around 81% and 79%. This trend highlights the transition of the seasons, making September a time where the balmy weather blends with cooling breezes, offering a unique charm to those enjoying the coastal paradise.

September Average Humidity in Sunny Isles Beach

This chart illustrates the average monthly humidity levels in Sunny Isles Beach, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%76%73%71%70%70%72%76%79%80%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sunny Isles Beach

As September rolls in, Sunny Isles Beach experiences a UV Index of 11, placing it firmly in the extreme exposure category with a burn time of just 10 minutes. This trend of elevated UV levels continues from the previous months, highlighting a peak in sun intensity throughout the summer. While slightly lower than the scorching highs of June and July, September still demands vigilance for sun protection. With the UV Index tapering off into October, sun seekers should remain informed and proactive to enjoy the beautiful sunny days safely. For detailed insights and daily updates, visit Sunny Isles Beach UV Index.

Maximum UV Index Levels in Sunny Isles Beach for September

The chart shows the monthly maximum UV Index (UVI) for Sunny Isles Beach in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec69101212131212111086
Data source: Sunny Isles Beach September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Sunny Isles Beach

As the summer transitions into fall, September in Sunny Isles Beach shines brightly with 315 hours of glorious sunshine, making it a delightful month for sun-seekers. While slightly less radiant than the peak summer months of July and August, which bask in over 340 hours of sunshine, September still offers a generous array of sunny days. This continuity of sunshine from the summer harmoniously blends with the gratifying warmth that lingers into early autumn. As daylight begins to wane in October, locals and visitors alike can still relish the vibrant atmosphere, enchanted by the golden glow of September sun that lingers on the coast.

Monthly Sunshine Duration in Sunny Isles Beach: September Highlighted

The September sunshine duration represents the total number of hours Sunny Isles Beach experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec214h277h321h331h320h310h345h342h315h301h273h284h
Data source: Sunny Isles Beach September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sunny Isles Beach During September

In Sunny Isles Beach, September brings a 33% chance of sunny weather, marking a noticeable dip compared to the warmer summer months. This trend highlights a shift from the earlier part of the year, where February boasts a sunny likelihood of 59%, and April and May hover around 56% and 49%, respectively. As summer fades, the likelihood of beautiful blue skies diminishes further with June and July at only 16% and 20%. While September is not devoid of sunshine, it serves as a gentle reminder that autumn is approaching, leaving residents and visitors alike with anticipation for the more radiant days ahead.

Percentage of Sunny Days in September in Sunny Isles Beach

The chart illustrates the percentage of sunny days in Sunny Isles Beach throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Sunny Isles Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%59%54%56%49%16%20%25%33%44%38%63%
Data source: Sunny Isles Beach September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sunny Isles Beach in September

In Sunny Isles Beach, September welcomes a delightful continuation of summer with 12 hours of daylight each day, mirroring the lengths observed in both April and August. Following a peak of 13 hours in the preceding months of May through July, the gradual transition to autumn hints at a subtle decline in daylight, yet remains vibrant enough to sustain outdoor activities and beach outings. As days begin to shorten, the area's tropical charm continues to entice residents and visitors alike, making the most of the lingering sunshine before the cooler months set in. This seasonal rhythm of daylight showcases how Sunny Isles Beach gracefully balances summer's warmth with the anticipation of fall's arrival.

Average Daylight Hours in Sunny Isles Beach for September

The chart illustrates the variation in daylight duration in Sunny Isles Beach throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 42m11h 16m12h 1m12h 46m13h 24m13h 43m13h 33m12h 59m12h 16m11h 30m10h 51m10h 31m
Data source: Sunny Isles Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Sunny Isles Beach

As September sweeps into Sunny Isles Beach, a gentle lull in the breeze makes its presence known, with an average wind speed of just 2.9 m/s (7 mph). This represents the lowest point of the year, as the summer months of July and August already showcased a decrease in wind activity. The transition to autumn marks a noticeable shift from the more robust winds of spring and early summer, which flirted with averages around 5.5 m/s (12 mph). As the sun continues to shine, the serene atmosphere created by this soft, soothing wind invites beachgoers to enjoy the tranquil surroundings, highlighting September as a time for relaxation before the cooler autumn breezes return.

Average September Wind Speed in Sunny Isles Beach

The chart displays monthly wind speed patterns in Sunny Isles Beach, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.86.05.85.25.54.83.84.22.9 m/s4.35.14.1
Data source: Sunny Isles Beach September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Sunny Isles Beach Compares to Other Months

The weather in Sunny Isles Beach changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Sunny Isles Beach and find detailed weather information for every month.

In September, the weather is distinctly warmer, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 31°C (87°F), and a high level of humidity at 76%. This month also sees significant rainfall, with 195 mm (7.7 inches) of precipitation spread over 21 days. In contrast, January offers a much cooler climate, with temperatures averaging 22°C (71°F), peaking at 27°C (80°F) and dipping to a low of 10°C (50°F). Rainfall diminishes considerably to 45 mm (1.8 inches) over just 9 days, though humidity rises slightly to 81%. For more detailed information, check out Sunny Isles Beach weather in January.

In September, the weather is notably warmer, with average temperatures reaching around 28°C (82°F) and a maximum of 31°C (87°F). This month also experiences significant rainfall, with 195 mm (7.7 in) of precipitation spread over 21 days, resulting in humidity levels around 76%. In contrast, February offers a cooler and drier climate, where temperatures range from a minimum of 12°C (54°F) to an average of 23°C (74°F) and a maximum of 27°C (80°F). Precipitation is much lower in February, totaling 62 mm (2.4 in) over just 13 days, although humidity slightly increases to 79%. For more details about the weather during this month, you can visit Sunny Isles Beach weather in February.

September and March present contrasting weather patterns in Sunny Isles Beach. In September, temperatures are warmer, ranging from a minimum of 25°C (77°F) to a maximum of 31°C (87°F), with an average temperature of 28°C (82°F). This month experiences significant rainfall, accumulating 195 mm (7.7 in) over 21 days, while maintaining a humidity level of 76%. In contrast, March is much cooler, with temperatures starting at a minimum of 15°C (59°F) and peaking at 28°C (83°F), averaging 23°C (74°F). Precipitation in March is considerably lower at 40 mm (1.6 in), occurring over just 7 days, yet the humidity remains consistent at 76%. For more details on March weather, check out Sunny Isles Beach weather in March.

In comparing the weather of September and April, September tends to be warmer and more humid, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 31°C (87°F). The month is characterized by high precipitation, averaging 195 mm (7.7 inches) over 21 days, which contributes to a humidity level of 76%. In contrast, April offers milder temperatures, with an average of 24°C (76°F) and a maximum of 30°C (87°F). While April still sees some rainfall, it is much less intense, with an average of 79 mm (3.1 inches) over 12 days and a slightly lower humidity level of 73%. For more detailed insights, you can check Sunny Isles Beach weather in April.

In comparison, September typically brings warmer temperatures with a minimum of 25°C (77°F) and an average of 28°C (82°F), reaching a maximum of 31°C (87°F). It also experiences higher humidity at 76% and increased precipitation, averaging 195 mm (7.7 in) over 21 days. In contrast, May has slightly cooler temperatures, with a minimum of 20°C (69°F) and an average of 26°C (78°F), peaking at 29°C (85°F). Precipitation in May is somewhat lower at 170 mm (6.7 in) over 17 days and features a lower humidity level at 71%. For a detailed look at the weather during May, visit Sunny Isles Beach weather in May.

In September, the weather is noticeably warmer and more humid compared to June, with average temperatures reaching 28°C (82°F) and maximums of up to 31°C (87°F). In contrast, June has slightly cooler temperatures, averaging around 27°C (81°F) with maximums at 30°C (86°F). Precipitation also increases in September, totaling 195 mm (7.7 in) over 21 days, compared to June's 144 mm (5.7 in) over 20 days. Additionally, September's humidity is higher at 76%, while June's is a bit more comfortable at 69%. For those curious about specific June weather conditions, more information can be found at Sunny Isles Beach weather in June.

When comparing the weather in September and July, we see some interesting similarities and differences. Both months feature a minimum temperature of 25°C (77°F) and an average temperature of 28°C (82°F), while the maximum temperatures are quite close, with July reaching up to 31°C (88°F) compared to September's 31°C (87°F). However, September experiences higher precipitation levels, totaling 195 mm (7.7 in) over 21 days, in contrast to July's 137 mm (5.4 in) across 23 days. Additionally, September has a higher humidity level at 76%, compared to July’s 70%. For more insights on July weather, you can visit Sunny Isles Beach weather in July.

In comparing the weather of September and August, both months exhibit warm temperatures, with September having a similar minimum temperature of 25°C (77°F) but slightly higher average and maximum temperatures, averaging 28°C (82°F) and reaching up to 31°C (87°F). In contrast, August's average temperature is slightly higher at 28°C (83°F), with a maximum of 30°C (87°F). Precipitation in September is notably higher at 195 mm (7.7 in) over 21 days, compared to August's 143 mm (5.6 in) over 23 days. Additionally, September tends to be more humid at 76%, compared to August's 72%. For a closer look at August's weather, you can visit Sunny Isles Beach weather in August.

In September, the weather is notably warmer, with minimum temperatures around 25°C (77°F) and an average of 28°C (82°F), peaking at 31°C (87°F). The month also experiences higher precipitation, totaling 195 mm (7.7 in) over 21 days, accompanied by a humidity level of 76%. In contrast, October brings a drop in minimum temperatures to 17°C (62°F), while the average remains slightly lower at 27°C (80°F) and a maximum of 29°C (85°F). Precipitation is marginally less at 183 mm (7.2 in) across the same number of rainy days, with humidity increasing slightly to 79%. For more detailed insights on the weather during this month, check out Sunny Isles Beach weather in October.

In comparing the weather of September and November, September tends to be much warmer, with minimum temperatures around 25°C (77°F) and maximums reaching 31°C (87°F). In contrast, November features cooler temperatures, with a minimum of 14°C (57°F) and a maximum of 28°C (83°F). While September is characterized by high humidity levels of 76% and considerable rainfall of 195 mm (7.7 in) over 21 days, November sees slightly higher humidity at 80% but less precipitation, measuring 119 mm (4.7 in) across 16 days. For more detailed information on the November weather specifically, check out Sunny Isles Beach weather in November.

In September, the weather is notably warmer, with average temperatures reaching around 28°C (82°F), and highs often hitting 31°C (87°F). The month also experiences significant rainfall, totaling 195 mm (7.7 in) over 21 days, accompanied by high humidity levels of 76%. In contrast, December brings a cooler climate, with average temperatures dropping to 23°C (74°F) and maximums of 27°C (81°F). Precipitation in December is significantly reduced to 56 mm (2.2 in) over just 11 days, while the humidity slightly increases to 81%. For more specific details about December weather, check out Sunny Isles Beach weather in December.

Compare Sunny Isles Beach's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Sunny Isles Beach

As September rolls in, Sunny Isles Beach experiences a noticeable shift in weather compared to the summer months. With temperatures averaging a warm 28°C (82°F), this transitional period brings about increased humidity and a high likelihood of rainfall, totaling around 195 mm over 21 days. This means that while the warmth lingers, visitors should prepare for occasional downpours that can momentarily cool the coastal heat. For those eager to explore the region's lovely beaches and vibrant atmosphere, understanding the nuances of September weather can enhance their experience. Embrace the tropical charm and discover more about the area's unique conditions at Sunny Isles Beach Climate.