Last updated: February 24, 2025
In September, Flagler Beach, United States, experiences a tropical climate characterized by warm temperatures and considerable humidity. With a maximum temperature reaching 35°C (95°F) and an average of 27°C (81°F), outdoor activities can be both enjoyable and challenging. The minimum temperature dips to around 20°C (69°F), offering cooler evenings. However, with 164 mm (6.5 in) of rainfall across 19 days, visitors should be prepared for frequent rain showers. The high humidity level of 83% adds to the tropical feel, making it a quintessential summer month at the beach.
As September arrives in Flagler Beach, temperatures remain warm and inviting, making it a delightful time to enjoy the outdoors. The month presents a comfortable minimum temperature of 20°C (69°F), while the average temperature hovers around 27°C (81°F), ensuring plenty of sunny days. With a maximum reaching 35°C (95°F), it's clear that summer's grip still holds strong. Compared to the peak of summer, September offers a slight reprieve, as evening temperatures become more pleasant, hinting at the cooler autumn days to come. Overall, September balances the lingering warmth of summer with the promise of fall, making it an ideal time for beachgoers and nature lovers alike to soak up the sun.
September in Flagler Beach brings a notable shift in weather patterns, showcasing a considerable precipitation amount of 164 mm (6.5 inches) over approximately 19 days of rainfall. This marks a slight decrease compared to the previous months, especially following the wetter peak seen in July and August. As summer transitions into fall, the rain becomes less frequent, yet still significant enough to maintain the region's lush landscapes. The overall trend indicates a gradual cooling in temperatures and a diminishing rainfall frequency, signaling the approach of the drier fall season while leaving behind the vibrant and often stormy summer months.
In September, Flagler Beach experiences a notable humidity level of 83%, which ties with January as the city's most humid month. This marks a slight increase from August's 81%, suggesting that the transition into fall doesn't bring immediate relief from the sticky coastal air. Throughout the year, humidity levels remain relatively high, peaking in winter and late summer while dipping to their lowest in spring, specifically in May at 68%. The consistent humidity in September reinforces the coastal climate's characteristic warmth and moisture, making it clear that even as summer fades, the air remains rich and heavy—perfect for those who relish a feeling of tropical closeness by the shoreline.
As summer fades into September in Flagler Beach, the UV Index remains high at 11, categorizing the exposure as extreme with a burn time of just 10 minutes. This noteworthy trend highlights the region's persistent sun intensity, reflective of the peak summer months, where similar extreme levels were recorded from June through August. While the days may begin to shorten, the need for sun protection continues unabated. This pattern underscores the importance of staying vigilant against overexposure, even as we transition into fall. For more insights and details, explore the Flagler Beach UV Index.
UV Risk Categories
September in Flagler Beach bids farewell to summer with a generous 301 hours of sunshine, maintaining a vibrant atmosphere as beachgoers savor the last warm days of the season. Following a peak in July with 334 hours, the sunshine slightly tapers off, yet still offers ample clear skies for outdoor activities. This month marks a delightful balance, coming after the bustling summer, while still holding onto a significant amount of brightness that sets the stage for the transitioning autumn. As the daylight gradually diminishes in October, September stands out as a golden opportunity to embrace the lingering warmth and natural beauty of the coast, making it the perfect time to soak in the sun before the cooler months arrive.
September in Flagler Beach ushers in a transitional phase for weather, characterized by a 33% chance of sunny days. This percentage, while modest, reflects a noticeable dip compared to the spring and early summer months, where sunshine probabilities peak in the high 40s. As the sultry grip of summer eases, the likelihood of cloudier skies increases, mirroring the patterns seen in July and August, but offering a brief respite before the more favorable autumn weather kicks in. Overall, September serves as an invitation to enjoy the lingering warmth of summer, albeit with a bit more unpredictability in terms of sunshine.
As summer gracefully fades into fall, September in Flagler Beach offers a delightful balance of daylight, with approximately 12 hours to bask in the sun's warm embrace. Following the peak of summer with its consistent 13 hours of daylight in July and August, September sees a slight decline as the days gradually shorten. This transitional month acts as a bridge between the long, sun-kissed days of summer and the cozier, shorter days of autumn. As daylight wanes and temperatures begin to cool, residents and visitors alike can enjoy the vibrant hues of early fall while still savoring ample hours of sunshine.
As summer transitions to fall in Flagler Beach, September brings a noticeable decrease in wind speed, averaging just 2.2 m/s (5 mph). This gentle breeze is a shift from the more robust winds of earlier months, as the year's peak wind speeds are seen in the springtime. From March's average of 3.5 m/s (8 mph) to the steady early autumn decline, September embodies the calmness of late summer. While the air may feel lighter, this serene wind allows for peaceful beach strolls and lazy afternoons by the shore, making it a perfect time to soak in the tranquil coastal vibes before the breezier months return in November.
The weather in Flagler 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 Flagler Beach and find detailed weather information for every month.
September and January present a stark contrast in weather. In September, temperatures range from a balmy 20°C (69°F) at night to a scorching 35°C (95°F) during the day, accompanied by significant rainfall totaling 164 mm (6.5 in) over 19 days, resulting in high humidity levels of 83%. In stark opposition, January experiences much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 27°C (81°F), along with far less precipitation—only 44 mm (1.7 in) over just 4 days—and maintaining the same humidity level of 83%. For a detailed look at January weather, check out Flagler Beach weather in January.
September and February present starkly contrasting weather conditions. In September, temperatures range from a minimum of 20°C (69°F) to a scorching maximum of 35°C (95°F), with an average of 27°C (81°F). The month is characterized by high humidity at 83% and significant rainfall, receiving 164 mm (6.5 in) over 19 days. In contrast, February boasts much cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 29°C (85°F), averaging around 18°C (64°F). Precipitation is also much lower in February, totaling just 52 mm (2.1 in) over 8 days, with humidity slightly lower at 80%. For those interested in specific weather patterns during this month, you can check Flagler Beach weather in February.
September and March present starkly contrasting weather conditions. In September, temperatures are considerably warmer, ranging from a minimum of 20°C (69°F) to a maximum of 35°C (95°F) with an average of 27°C (81°F). This month is characterized by high humidity at 83% and significant precipitation, totaling 164 mm (6.5 in) over 19 days. In contrast, March offers much cooler temperatures, with a minimum of 5°C (41°F), an average of 19°C (67°F), and a maximum of 31°C (87°F). Precipitation is minimal in March, with just 28 mm (1.1 in) falling over 5 days and lower humidity at 75%. For more detailed insights into the conditions during March, you can check Flagler Beach weather in March.
September and April present distinct weather experiences. September features warmer temperatures, with a minimum around 20°C (69°F) and an average of 27°C (81°F), peaking at a maximum of 35°C (95°F). In contrast, April enjoys cooler conditions, with temperatures ranging from a minimum of 10°C (50°F) to an average of 22°C (71°F), reaching a maximum of 32°C (90°F). Additionally, September is much wetter, receiving 164 mm (6.5 in) of precipitation over 19 days, compared to April's 80 mm (3.2 in) over just 7 days. Humidity levels also vary, sitting at 83% in September and 70% in April, making April a generally more comfortable month. For those interested in the specifics of April weather, you can find more information here: Flagler Beach weather in April.
When comparing the weather in September and May, it's clear that September experiences higher temperatures, with averages around 27°C (81°F) and maximums reaching 35°C (95°F). In contrast, May offers milder temperatures, with an average of 25°C (76°F) and a maximum of 34°C (94°F). September also sees significantly more precipitation, totaling 164 mm (6.5 in) over 19 days, while May has a lighter rainfall of 95 mm (3.8 in) across just 9 days. Additionally, the humidity in September is notably higher at 83%, compared to May's 68%. For more detailed information, you can check Flagler Beach weather in May.
September and June share similar average temperatures, with both months averaging around 27°C (81°F). However, September typically experiences slightly warmer minimum temperatures, averaging 20°C (69°F) compared to June's 21°C (71°F). The humidity in September is notably higher at 83%, making it feel more muggy than June's 75%. In terms of precipitation, September has 164 mm (6.5 in) over 19 days, while June sees a bit more rainfall at 177 mm (7.0 in) across 23 days. For more details about the weather in this month, check out Flagler Beach weather in June.
When comparing the weather of September and July, we see some notable differences and similarities. In both months, the average temperature hovers around 27°C (81°F), with maximum temperatures reaching 35°C (95°F). However, September tends to have a slightly lower minimum temperature of 20°C (69°F) compared to July's 23°C (73°F).
Precipitation levels also differ, with September receiving 164 mm (6.5 in) over 19 days, while July experiences a higher precipitation total of 190 mm (7.5 in) across 25 days. Interestingly, September has a higher humidity level at 83%, compared to July's 79%, giving September a more muggy feel despite its generally lower minimum temperatures. For more detailed insights on weather during July, you can check out Flagler Beach weather in July.
In comparing the weather of September and August, we see that both months have similar maximum temperatures, reaching up to 35°C (95°F in September and 96°F in August). However, September experiences slightly cooler minimum temperatures, averaging 20°C (69°F) compared to August's 23°C (74°F). Precipitation is also noteworthy; September has 164 mm (6.5 in) spread over 19 rainy days, while August sees a bit more rain at 173 mm (6.8 in) across 25 days. Humidity levels are quite similar as well, with September at 83% and August slightly lower at 81%. For more detailed information, you can check Flagler Beach weather in August.
September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 20°C (69°F) to a maximum of 35°C (95°F), with an average of 27°C (81°F). This month is characterized by high humidity at 83% and significant rainfall, totaling 164 mm (6.5 in) over 19 days. In contrast, October sees a considerable drop in minimum temperatures to 9°C (48°F), while the average temperature is slightly lower at 25°C (77°F), and the maximum reaches 33°C (91°F). Additionally, October experiences less precipitation, totaling 112 mm (4.4 in) over 16 days, and slightly lower humidity at 81%. For more detailed information, check out Flagler Beach weather in October.
In September, the weather is significantly warmer, with average temperatures reaching 27°C (81°F) and highs soaring up to 35°C (95°F). The month is also characterized by high humidity levels at 83% and considerable rainfall, averaging 164 mm (6.5 in) over 19 days. In contrast, November brings a dramatic shift, with cooler temperatures that range from a minimum of 4°C (40°F) to an average of 20°C (68°F) and maximums of 32°C (89°F). The precipitation decreases sharply to 76 mm (3.0 in) spread across just 8 days, and the humidity remains relatively stable at 82%. For more details about the weather in November, visit Flagler Beach weather in November.
September is characterized by warm temperatures, with minimums around 20°C (69°F) and maximums soaring up to 35°C (95°F), making it a hot and humid month with an average humidity of 83%. In contrast, December brings a significant drop in temperatures, with minimums plummeting to 2°C (37°F) and averages around 17°C (63°F). While December features more pleasant weather, it also sees less precipitation, totaling 61 mm (2.4 in) over about 7 days, compared to September's 164 mm (6.5 in) across 19 days. For a detailed overview of the weather in December, check out Flagler Beach weather in December.
As September unfolds in Flagler Beach, residents and visitors experience a unique transition marked by warm temperatures and increased humidity. The average warmth provides a lingering summer feel, while the frequent rain showers remind us that autumn is on the horizon. With 19 days of precipitation contributing to a total of 164 mm, the landscape becomes lush and vibrant, distinguishing September from the drier months that precede and follow it. The high humidity, often reaching 83%, creates a sultry atmosphere that’s perfect for beach lovers but may take some getting used to for others. Overall, September offers a captivating blend of summer remnants and the early whispers of fall, making it a distinctive month to enjoy the coastal charm. For more detailed insights, check out Flagler Beach Climate.