September Weather in Fort Lauderdale, United States

Last updated: February 24, 2025

Experience the vibrant September weather in Fort Lauderdale, United States, where the maximum temperature can soar to a warm 33°C (92°F), while the average settles around a comfortable 28°C (82°F). Evenings cool down with minimums of around 24°C (75°F). However, prepare for a wet month, as precipitation averages a significant 215 mm (8.5 in) over 24 days. With humidity levels hovering around 76%, the tropical climate adds a lush feel to your coastal adventures, making it a great time to explore the beauty of Fort Lauderdale.

September Temperature in Fort Lauderdale

As September rolls in, Fort Lauderdale basks in the warmth of late summer, with temperatures averaging a comfortable 28°C (82°F). The month’s minimum temperature hovers around 24°C (75°F), while daytime highs can reach an inviting 33°C (92°F), making it one of the hotter months of the year. This trend of consistently warm temperatures follows the peaks of July and August, suggesting that summer's embrace lingers just a little longer in this vibrant seaside city. As the month progresses, the slight cooling in evenings hints at the eventual transition into fall, although the tropical heat remains prevalent, offering plenty of opportunities for sun-soaked adventures.

September Weather in Fort Lauderdale: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Fort Lauderdale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec697373777981838382807572
Data source: Temperature data for Fort Lauderdale generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Fort Lauderdale

September marks a peak in precipitation for Fort Lauderdale, with an average of 215 mm (8.5 in) of rain over about 24 days. This not only makes it one of the wettest months of the year, but also showcases a noticeable uptick from previous months like August, which recorded 192 mm (7.6 in). As summer transitions into fall, the consistent rainfall often leads to vibrant, lush landscapes, though it is accompanied by an increase in storm activity. This trend of rising precipitation from May through September underscores Fort Lauderdale's tropical climate, illustrating a seasonal pattern where late summer culminates in intensified rainfall before gradually tapering off into drier months ahead.

September Precipitation Trends in Fort Lauderdale

The chart displays monthly precipitation patterns in Fort Lauderdale, 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.
JanFebMarAprMayJunJulAugSepOctNovDec355330751701911881922151679445
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Fort Lauderdale

As September rolls in Fort Lauderdale, humidity levels start to rise again, settling at 76% after a dip during the summer months. This fluctuation reveals a clear trend: the city experiences its most humid conditions in the winter, with January and December peaking at 81%. As the year progresses toward summer, humidity gradually decreases, reaching its low point of 69% in June. However, as autumn approaches, humidity inches back up, showing a subtle reminder of the tropical climate that characterizes this vibrant coastal city. Overall, while September marks a slight increase in humidity compared to the summer months, it still remains lower than its winter counterparts, highlighting the dynamic nature of Fort Lauderdale's weather patterns.

September Average Humidity in Fort Lauderdale

This chart illustrates the average monthly humidity levels in Fort Lauderdale, 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 Fort Lauderdale

September in Fort Lauderdale sees a UV Index of 11, categorizing the exposure as extreme with a burn time of just 10 minutes. As summer transitions into fall, the UV Index remains consistently high, reflecting a trend that starts in the earlier months, peaking in June and slightly tapering off by October. With the index gradually declining from July's peak of 12, September still demands caution, especially for outdoor enthusiasts. Staying informed about UV exposure is crucial; for comprehensive details, visit Fort Lauderdale UV Index.

Maximum UV Index Levels in Fort Lauderdale for September

The chart shows the monthly maximum UV Index (UVI) for Fort Lauderdale 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: Fort Lauderdale 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 Fort Lauderdale

September in Fort Lauderdale shines brightly with 313 hours of glorious sunshine, marking a continuation of the summer's radiant warmth. This month sees a slight decline from the peak summer months of July and August, which boast impressive totals of 339 and 338 hours, respectively. However, September still enjoys a robust amount of sun compared to earlier months like January and February, which sit at just 222 and 279 hours. As the days begin to shorten, the sun continues to grace Fort Lauderdale, offering plenty of opportunities for beachgoers and outdoor enthusiasts to bask in the lingering summer vibes before transitioning into the fall. Overall, the month captures a sweet spot — vibrant sunshine combined with a more relaxed atmosphere, making it an ideal time to experience the beauty of this coastal paradise.

Monthly Sunshine Duration in Fort Lauderdale: September Highlighted

The September sunshine duration represents the total number of hours Fort Lauderdale 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.
JanFebMarAprMayJunJulAugSepOctNovDec222h279h324h332h321h303h339h338h313h302h276h288h
Data source: Fort Lauderdale September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Fort Lauderdale During September

In September, Fort Lauderdale experiences a 32% chance of sunny weather, reflecting a notable dip in sunshine compared to the earlier months of the year. This marks a transition from the peak summer heat, where the likelihood of sunny days was low, at just 15% in June and rising slightly to 23% in August. As the season shifts into fall, the sun re-emerges with increased probabilities in the following months, October seeing a 43% chance of sun. This trend suggests that while September may offer limited bright days, it serves as a precursor to the sunnier conditions that await in autumn, lending a unique charm to this transitional period.

Percentage of Sunny Days in September in Fort Lauderdale

The chart illustrates the percentage of sunny days in Fort Lauderdale 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 Fort Lauderdale experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%57%53%55%47%15%18%23%32%43%41%62%
Data source: Fort Lauderdale September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Fort Lauderdale in September

As September rolls in, Fort Lauderdale experiences a slight decrease in daylight hours, with 12 hours of sunshine illuminating the days. This month marks a transition from the summer peak, where daylight stretched to 13 hours from May through August. As the seasons shift towards fall, the dwindling daylight signals a gradual winding down of summer vibrancy. Following September, daylight hours will continue to reduce, falling to 11 hours in October and further to 10 hours by November and December. This seasonal rhythm illustrates the region's warm climate and highlights the ever-changing interplay between sunlight and seasonal activities.

Average Daylight Hours in Fort Lauderdale for September

The chart illustrates the variation in daylight duration in Fort Lauderdale throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 16m12h 1m12h 47m13h 25m13h 44m13h 34m13h12h 15m11h 30m10h 50m10h 31m
Data source: Fort Lauderdale daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Fort Lauderdale

As autumn begins to whisper through Fort Lauderdale in September, the average wind speed drops to a gentle 2.2 m/s (5 mph), making it the calmest month of the year. This marks a noticeable shift from the breezier days of spring and summer, where wind speeds typically ranged between 3.2 m/s (7 mph) and 4.5 m/s (10 mph). The subdued winds create a serene backdrop for the city's picturesque coastline, inviting residents and visitors alike to savor the tranquil breezes that accompany the transition into fall. In comparing September's light winds to the earlier months, it becomes clear that this gradual easing heralds the approach of milder autumn weather, perfect for leisurely pursuits along the stunning waterways of Fort Lauderdale.

Average September Wind Speed in Fort Lauderdale

The chart displays monthly wind speed patterns in Fort Lauderdale, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.64.54.54.04.33.62.93.22.2 m/s3.33.83.0
Data source: Fort Lauderdale September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Fort Lauderdale Compares to Other Months

The weather in Fort Lauderdale 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 Fort Lauderdale and find detailed weather information for every month.

September weather features higher temperatures, with daily minimums around 24°C (75°F) and maximums reaching up to 33°C (92°F). In contrast, January sees significantly cooler conditions, with minimums dropping to 6°C (44°F) and average temperatures around 21°C (69°F). While September experiences substantial rainfall, with 215 mm (8.5 in) over approximately 24 days, January is much drier, receiving only 35 mm (1.4 in) over just 6 days. Humidity remains relatively high in both months, but January has a slightly higher average at 81% compared to September's 76%. To get more detailed insights on January weather, you can visit Fort Lauderdale weather in January.

In September, temperatures are notably higher, with a minimum of 24°C (75°F) and an average of 28°C (82°F), reaching up to a maximum of 33°C (92°F). The month also experiences significant rainfall, with 215 mm (8.5 in) spread over 24 days, contributing to a high humidity level of 76%. In contrast, February offers a much cooler climate, featuring temperatures that range from a minimum of 10°C (50°F) to an average of 23°C (73°F) and a maximum of 29°C (85°F). Precipitation is considerably lower at 53 mm (2.1 in) over just 11 days, with humidity slightly higher at 79%. For a detailed look at the weather trends, check out Fort Lauderdale weather in February.

September weather tends to be hot and humid, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F). It is also quite rainy, receiving about 215 mm (8.5 in) of precipitation over 24 days. In contrast, March experiences significantly cooler temperatures, with a minimum of 12°C (53°F) and a maximum of 30°C (87°F), and much less rainfall, totaling just 30 mm (1.2 in) across 6 days. Despite both months having a humidity level of 76%, the overall experience in March is notably more comfortable and dry. For more detailed information, check out Fort Lauderdale weather in March.

When comparing the weather in September to that in April, it’s clear that September tends to be much warmer and wetter. September boasts minimum temperatures around 24°C (75°F) and average highs reaching 33°C (92°F), with significant rainfall totaling 215 mm (8.5 in) over 24 days. In contrast, April offers a more temperate climate, with minimum temperatures of 14°C (58°F) and average highs of 32°C (90°F), accompanied by much lighter precipitation of 75 mm (2.9 in) across 12 rainy days. Both months feature high humidity, but September's is slightly elevated at 76%, compared to April's 73%. For more detailed information about weather conditions, you can check Fort Lauderdale weather in April.

In comparing the weather between September and May, September tends to be hotter and more humid. With average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), September experiences warmer days compared to May's lower range of 18°C (65°F) to 32°C (89°F) with an average of 26°C (79°F). Additionally, September has significantly more rainfall, with 215 mm (8.5 in) over 24 days, compared to May's 170 mm (6.7 in) over just 17 days. This results in a higher humidity level of 76% in September versus 71% in May. For a more detailed overview, you can check out Fort Lauderdale weather in May.

In comparing the weather between September and June, both months feature warm temperatures, with September having a slightly higher average max temperature of 33°C (92°F) compared to June's 32°C (91°F). The minimum temperatures remain the same at 24°C (75°F) for both months. September experiences more precipitation, totaling 215 mm (8.5 in) over 24 days, while June has less rainfall at 191 mm (7.5 in) across 23 days. Additionally, September is more humid with a humidity level of 76% compared to June's 69%. For a more detailed insight into the specifics of June weather, you can visit Fort Lauderdale weather in June.

In comparing the weather of September and July, we see notable similarities and some differences. Both months experience similar temperature ranges, with average temperatures around 28°C (82°F) and maximums reaching up to 33°C (92°F). However, September tends to have slightly higher precipitation, accumulating 215 mm (8.5 in) over 24 days, compared to July's 188 mm (7.4 in) over 27 days. Additionally, September is characterized by higher humidity levels at 76%, compared to July's 70%. For a detailed look at July weather specifically, you can visit Fort Lauderdale weather in July.

When comparing the weather in September to August, we see that both months maintain similar temperature ranges, with September experiencing a slightly higher maximum temperature at 33°C (92°F) compared to August's 32°C (90°F). However, September is characterized by more precipitation, receiving 215 mm (8.5 in) over 24 days, whereas August recorded 192 mm (7.6 in) across 27 days. Additionally, September has a higher humidity level at 76%, compared to August's 72%. For more detailed insights on August weather, you can view Fort Lauderdale weather in August.

In September, the weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and maximum reaching up to 33°C (92°F). The month experiences significant rainfall, totaling 215 mm (8.5 in) over 24 days, combined with relatively high humidity at 76%. In contrast, October brings a noticeable drop in the minimum temperature to 14°C (57°F), while the average remains close to September’s at 27°C (80°F). Precipitation decreases slightly to 167 mm (6.6 in) over 23 days, and humidity rises to 79%. For a detailed overview of the climate in October, you can check Fort Lauderdale weather in October.

September and November present contrasting weather conditions, reflecting the transition from summer to autumn. In September, the temperatures are notably higher, with a minimum of 24°C (75°F) and an average of 28°C (82°F), peaking at a maximum of 33°C (92°F). This month also experiences significant rainfall, with 215 mm (8.5 in) of precipitation occurring over 24 days, and the humidity averages around 76%.

In comparison, November offers cooler temperatures, with a minimum of 11°C (53°F), an average of 24°C (75°F), and a maximum of 30°C (86°F). Precipitation decreases substantially to 94 mm (3.7 in) over 15 days, while humidity rises slightly to 80%. This transition makes November a more comfortable time of year, with drier conditions and cooler temperatures. For more detailed insights, check out Fort Lauderdale weather in November.

In September, the weather is significantly warmer and more humid, with average temperatures ranging from 24°C (75°F) to a high of 33°C (92°F), and a hefty 215 mm (8.5 in) of precipitation over approximately 24 days, making it one of the wetter months. In contrast, December brings a much cooler climate, with temperatures ranging from a low of 9°C (49°F) to a comfortable average of 22°C (72°F) and a maximum of 29°C (84°F). Precipitation dramatically decreases to only 45 mm (1.8 in) across about 10 days, alongside a slightly higher humidity level of 81%. For more detailed insights, you can check Fort Lauderdale weather in December.

Compare Fort Lauderdale's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Fort Lauderdale

As summer slowly fades, September in Fort Lauderdale showcases a blend of warm temperatures and notable humidity, which distinguishes it from the preceding summer months. While the warmth persists, with high averages around 28°C, the increased precipitation—a significant shift with frequent rain showers—often brings refreshing breaks from the heat. This month marks a transition as tropical storms occasionally influence weather patterns, making the atmosphere feel both balmy and unpredictable. If you're planning to visit, be prepared for the occasional downpour while enjoying the lush, vibrant landscapes that flourish during this time. For a detailed insight into the weather characteristics throughout the year, check out Fort Lauderdale Climate.