Last updated: February 24, 2025
September in Atlantic Beach, United States, offers a dynamic weather experience characterized by warm temperatures and notable humidity. With maximums reaching 34°C (93°F) and an average hovering around 27°C (80°F), visitors can expect pleasantly warm days. However, the month also sees a minimum temperature of 18°C (65°F), providing comfortable evenings. Rain is a frequent visitor, with 162 mm (6.4 in) of precipitation spread over 17 days, making it wise to prepare for occasional showers. The overall humidity level sits at an inviting 83%, adding a tropical feel to this coastal gem. Whether you’re basking in the sun or taking shelter from the rain, September is a month filled with vibrant coastal charm.
In September, Atlantic Beach experiences a delightful transition as summer begins to wane, with temperatures reflecting a perfect balance for outdoor activities. The minimum temperature hovers around 18°C (65°F), providing a comfortable start to the day, while the average temperature rises to 27°C (80°F), inviting beachgoers to soak up the sun. With daytime highs reaching a pleasant 34°C (93°F), September offers one of the last opportunities to relish the warm coastal climate before autumn sets in. This month captures the essence of late summer, making it an ideal time for visitors to enjoy the tranquil beaches before the cooler months approach.
In September, Atlantic Beach experiences a notable continuation of the summer's wet season, with precipitation reaching 162 mm (6.4 in) over 17 days. This rainfall mirrors August's figures, suggesting that the region remains susceptible to tropical systems as fall approaches. Interestingly, this month marks a transition from the peak precipitation of July (186 mm) and August (162 mm), hinting at a gradual, yet significant, cooling and drying trend as the year progresses. The consistent wet weather can be seen as part of a larger pattern, where summer months dominate the precipitation calendar, leading into a drier October with only 92 mm expected. As the temperatures cool and hurricane activity recedes, September serves as a pivotal month, bridging the intense summer rains and the onset of fall's milder conditions.
In September, Atlantic Beach experiences a notable humidity level of 83%, which reflects a slight decline from the peak summer months. Throughout the year, humidity generally remains high, with January leading at 84% and December close behind at 85%. The warmer months of July and August see humidity levels at 82%, creating a tropical feel that lingers into September. As the seasons shift into fall, a gradual decrease is observed, transitioning towards October's 79%. This pattern highlights a yearly rhythm where summer’s humidity gently ebbs, giving way to the refreshing air of autumn while still maintaining a distinctly humid coastal atmosphere.
In September, Atlantic Beach experiences a UV Index of 10, categorized as very high, signaling a need for increased sun protection. Following the summer months where the UV Index consistently peaked at 11, September marks a slight decrease while still maintaining a significant burn time of just 15 minutes for fair-skinned individuals. This trend mirrors the gradual decline in UV intensity as the season shifts towards fall; however, caution is still warranted. Residents and visitors should remain vigilant about sun exposure, especially with the approaching autumn months. For more detailed information, visit Atlantic Beach UV Index.
UV Risk Categories
As summer begins to fade, September in Atlantic Beach offers a delightful balance of warmth and Sunshine, basking in 297 hours of glorious sunlight. This month continues the trend of high sunshine hours seen over the summer, though slightly lower than the peak of May with its radiant 332 hours. The bright days of September, paired with the transition into cooler temperatures, create the ideal setting for outdoor activities and beach strolls. While the days may grow shorter as autumn approaches, the lingering warmth and vibrant sunshine make September a cherished time for both residents and visitors alike. As the year progresses, the average hours of sunlight take a dip, hinting at the coming seasons, yet September stands as a beautiful farewell to summer, inviting everyone to soak up those precious rays.
In Atlantic Beach, the likelihood of sunny weather in September stands at 37%, a notable decrease compared to the brighter days of April and May, which enjoy chances of sunshine around 51% and 49%, respectively. The trend reveals a gradual decline in sunny days through the summer months, with June, July, and August seeing a significant dip, plummeting to just 19% sun exposure. As autumn approaches, October offers a more promising forecast with a 46% chance, suggesting a return to more favorable conditions as the oppressive heat of summer recedes. Overall, while September may not bask in the sun as much as earlier months, the variation in sunlight throughout the year in Atlantic Beach highlights the charming unpredictability of coastal weather.
As summer transitions into autumn, September brings a gentle shift in daylight hours at Atlantic Beach, with approximately 12 hours of sunlight illuminating the days. Following the sun-drenched months of June and July, which enjoyed a peak of 14 hours, September finds itself on a slight decline. After the warmth of summer,** this month marks a quieter yet still vibrant time**, as daylight diminishes alongside the changing leaves. With the onset of October bringing even shorter days, September serves as a bridge, inviting residents and visitors alike to savor the lingering warmth of late summer while gradually preparing for the cozy embrace of fall.
In September, the winds in Atlantic Beach dip to their lowest average speed of 2.7 m/s (6 mph), marking a subtle transition towards calmer times as the summer warmth begins to wane. Following a trend of gradual reduction, the wind peaked during the spring months, with March reaching an invigorating 4.0 m/s (9 mph). July and August already hinted at a retreat with both months averaging 2.9 m/s (7 mph). As the year progresses, October's winds pick up slightly to 3.0 m/s (7 mph), suggesting a gentle resurgence before the seasonal shift into fall. The overall pattern indicates that September serves as a tranquil bridge, inviting beachgoers to enjoy the soothing breezes and serene ocean vibes before the more dynamic winds return in November.
The weather in Atlantic 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 Atlantic Beach and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range significantly, with a minimum of 18°C (65°F) and a maximum of 34°C (93°F), accompanied by high humidity levels at 83%. This month also sees substantial rainfall, with an average of 162 mm (6.4 in) of precipitation over 17 days.
In contrast, January features much cooler conditions, with temperatures dipping as low as -3°C (27°F) and averaging 14°C (57°F). Precipitation is also minimal during this month, with only 42 mm (1.6 in) falling over just 5 days, while humidity remains slightly higher at 84%. For a deeper look at January's weather details, check out Atlantic Beach weather in January.
September and February exhibit stark contrasts in weather conditions. September boasts much warmer temperatures, with a minimum of 18°C (65°F) and an average high of 34°C (93°F), contributing to a tropical feel. In contrast, February's temperatures range from a chilly 2°C (35°F) to a pleasant 29°C (84°F), making it considerably cooler overall. Additionally, September experiences higher precipitation, with 162 mm (6.4 in) over 17 days, while February sees significantly less rain, totaling just 71 mm (2.8 in) over 9 days. Humidity is slightly higher in September at 83%, compared to February's 79%. For more detailed insights on February weather, check out Atlantic Beach weather in February.
In comparing the weather of September and March, it's clear that September presents a much warmer climate, with average temperatures reaching 27°C (80°F) and maximums soaring up to 34°C (93°F). This month also experiences significant rainfall, with precipitation totaling 162 mm (6.4 in) over an average of 17 days, resulting in high humidity levels of 83%. In contrast, March offers a cooler ambiance, with an average temperature of 18°C (65°F) and maximums hitting 31°C (89°F). Precipitation is notably lower, with only 46 mm (1.8 in) spread over just 6 days, accompanied by a humidity level of 78%. For a detailed look at the weather conditions during March, you can visit Atlantic Beach weather in March.
September and April exhibit notable differences in weather patterns. In September, the temperature ranges from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). The month is quite humid, averaging 83%, and sees significant rainfall, totaling 162 mm (6.4 in) over about 17 days. In contrast, April presents a cooler climate, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 32°C (90°F) and an average of 21°C (70°F). The humidity is lower at 72%, and the month experiences less rainfall, totaling 71 mm (2.8 in) over just 7 days. For more details about the weather in April, check out Atlantic Beach weather in April.
September and May offer contrasting weather experiences. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). However, this month is characterized by higher humidity at 83% and significant rainfall, totaling 162 mm (6.4 in) over 17 days. In stark contrast, May has milder temperatures, with a minimum of 12°C (55°F) and an average of 24°C (76°F), reaching the same maximum of 34°C (94°F). Rainfall is less frequent in May, accumulating only 80 mm (3.1 in) over 9 days and a lower humidity level of 72%. For more insights on the weather specifics during this time, check out Atlantic Beach weather in May.
When comparing the weather in June and September, we see similar temperature ranges, with both months experiencing a minimum of 18°C (65°F) and maximum temperatures reaching up to 34°C (93°F in September and 94°F in June). However, September tends to be slightly warmer on average, sitting at 27°C (80°F), while June averages 26°C (80°F). Both months are characterized by high humidity levels, but September is notably more humid at 83% compared to June's 74%. In terms of precipitation, September sees a heavier total of 162 mm (6.4 in) over 17 rainy days, while June has 151 mm (5.9 in) over 20 days, indicating that June experiences more frequent but perhaps lighter rainfall. For more detailed information, you can check Atlantic Beach weather in June.
In comparing the weather between September and July, we see some notable differences. September experiences slightly cooler minimum temperatures, averaging 18°C (65°F), than July, which has a minimum of 23°C (73°F). Both months have similar average temperatures, around 27°C (81°F), but July reaches a marginally higher maximum temperature of 34°C (94°F) compared to 34°C (93°F) in September. Precipitation is higher in July, with 186 mm (7.3 in) over 23 days, while September sees 162 mm (6.4 in) over 17 days. The humidity remains quite high in both months, with September at 83% and July slightly lower at 82%. For more details on July's weather, you can visit Atlantic Beach weather in July.
Comparing the weather between September and August reveals some notable differences. In September, the minimum temperature is slightly lower at 18°C (65°F), while both months share a similar average temperature of 27°C (80°F). However, August experiences higher maximum temperatures, peaking at 35°C (96°F) compared to September's 34°C (93°F). Precipitation levels are the same for both months at 162 mm (6.4 in), but September sees rain on fewer days, with 17 days of precipitation compared to 24 in August. Humidity remains fairly consistent, with September at 83% and August at 82%. For more detailed insights on August weather, check out Atlantic Beach weather in August.
In comparing the weather between September and October, it's evident that October brings a notable shift in temperatures and precipitation. September tends to be warmer, with average highs reaching up to 34°C (93°F) and a high humidity level of 83%. In contrast, October sees a drop in minimum temperatures to 8°C (47°F) and an average high of 32°C (90°F), making it more comfortable overall. Additionally, October experiences significantly less rainfall, with 92 mm (3.6 in) over 14 days compared to September's 162 mm (6.4 in) over 17 days. For more detailed insights on the changing weather, check out Atlantic Beach weather in October.
In September, the weather is warm and humid, with temperatures ranging from a low of 18°C (65°F) to a high of 34°C (93°F) and an average temperature of 27°C (80°F). This month also experiences significant rainfall, accumulating 162 mm (6.4 in) over 17 days. In contrast, November sees a marked drop in temperatures, with minima reaching 3°C (37°F) and a comfortable average of 18°C (65°F). The maximum temperature in November can still climb to 31°C (89°F), but overall, it is much drier, with only 81 mm (3.2 in) of precipitation over 8 days. Humidity remains fairly constant between the two months, with September at 83% and November at 82%. For a more detailed look at what to expect, check the Atlantic Beach weather in November.
September and December present distinct contrasts in weather. September typically features warmer temperatures, with a minimum of 18°C (65°F) and an average high of 34°C (93°F), while December sees cooler conditions, ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F). Precipitation is also more prevalent in September, with 162 mm (6.4 in) recorded over 17 days, compared to December's 75 mm (2.9 in) over just 8 days. Humidity remains relatively high in both months, at 83% in September and 85% in December, contributing to a unique feel to the climate during these transitional seasons. For more detailed information, you can check Atlantic Beach weather in December.
As summer transitions into fall, September at Atlantic Beach presents itself with warm temperatures and notable humidity, creating a tropical ambiance that is distinct from the harsher heat of peak summer months. While the maximums can reach a sizzling 34°C (93°F), the average temperature settles comfortably around 27°C (80°F), making it a pleasant time for beachgoers. However, this month is also characterized by increased rainfall, with 17 days experiencing precipitation, contributing to a total of 162 mm (6.4 in) of rain, which introduces a damp edge to the otherwise warm days. This unique blend of warmth and humidity, alongside scattered rain showers, sets September apart as a month of transition, offering both challenges and charm for visitors. For a deeper dive into what to expect throughout the year, explore the Atlantic Beach Climate.