Last updated: August 27, 2025
Experience the tropical climate of Cayo de Agua, Panama in September, where temperatures typically range from a pleasant 25°C (77°F) to a warm 29°C (85°F), with an average of 27°C (81°F). This month is characterized by high humidity levels at 87%, creating a lush, vibrant atmosphere. However, it’s essential to be prepared for rain, as September sees significant precipitation of 213 mm (8.4 in) over an impressive 29 days. Whether you're exploring the natural beauty or enjoying local culture, understanding the weather can help you make the most of your visit to this stunning destination.
In September, Cayo de Agua, Panama experiences a delightful tropical climate with temperatures that reflect the consistency of the region. The minimum temperature settles at a warm 25°C (77°F), while the average hovers around 27°C (81°F), making it a comfortable choice for beach-goers and adventurers alike. The maximum temperature peaks at 29°C (85°F), ensuring that the days remain sunny and inviting. Notably, September maintains a steady temperature trend seen throughout the summer months, with only a slight uptick in warmth compared to previous months. This balance of warmth and tropical breezes creates an ideal environment for exploring the stunning landscapes and vibrant wildlife that Cayo de Agua has to offer.
In September, Cayo de Agua experiences a notable shift in precipitation patterns, with rainfall totaling 213 mm (8.4 in) over 29 days. This amount is a decrease from the preceding months of July and August, which recorded significantly higher totals of 440 mm (17.3 in) and 303 mm (11.9 in)**, respectively. September's rainfall marks the tail end of the heavy rainy season, which peaks during midsummer. As the region transitions into October, one can expect an uptick in precipitation again, with rains averaging 340 mm (13.4 in) spread across 28 days. This fluctuation highlights the cyclical nature of rainfall in this tropical climate, inviting both respite from the heavier summer downpours and a preview of the subsequent wetter months.
In September, Cayo de Agua, Panama, experiences a high humidity level of 87%, continuing the trend of elevated moisture that peaks during the summer months. After a gradual decline from January’s 72% down to 69% in March, humidity rises significantly in the warmer months, jumping to a notable 90% in June. This pattern persists through July and August, where humidity levels remain above 85%. As September rolls in with its consistent humidity, it maintains the tropical feel of the region, setting the stage for the slightly cooler but still humid months ahead. Expect a lush, vibrant atmosphere, as this coastal paradise embraces the quintessential humid tropical climate.
In September, Cayo de Agua, Panama, continues to experience intense sun exposure with a UV Index of 13, classified as extreme. This trend mirrors the months prior, where consistent high levels of UV radiation remained the norm, emphasizing the need for diligent sun protection throughout the year. With a burn time of just 10 minutes, it’s crucial for visitors and locals alike to take precautions to shield their skin from potential harm. As we move toward October, the UV Index peaks slightly at 14, perpetuating an environment where sun safety remains a top priority. Understanding these patterns can help ensure a safe and enjoyable experience in this beautiful tropical locale. For more details, visit Cayo de Agua UV Index.
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In Cayo de Agua, Panama, September shines brightly with an impressive 276 hours of sunshine, maintaining a warm embrace as summer transitions into fall. This month follows a summer peak in March with 336 hours and continues the trend of abundant sunlight typical for the region. Although there's a slight dip from the sunnier months of July and August, which saw 265 and 269 hours respectively, September still holds firm compared to the broader yearly pattern. As the year progresses, the sunlight gradually trends down toward 273 hours in October, but the persistence of September’s vibrant rays ensures that the allure of outdoor adventures and stunning sunsets remains irresistible. The consistent sunshine serves as a reminder of Panama's tropical charm, inviting visitors to bask in its warm glow.
As September rolls around in Cayo de Agua, Panama, the likelihood of sunny weather diminishes, with only a 12% chance of sun. This trend reflects a noticeable decline in sunshine hours, following a particularly bright spring. While the early months of the year showcase a more promising outlook, with chances peaking in March at 36%, the arrival of September signals the onset of a wetter season. As summer fades, the probability of rain overshadows the fleeting moments of sunshine, making this month one of the cloudier times of the year in this tropical paradise. Travelers are advised to brace for occasional showers, perhaps embracing the spontaneous beauty of rain interspersed with rare sunny breaks.
As September unfolds in Cayo de Agua, Panama, residents and visitors alike bask in a generous 12 hours of daylight, a continuation of the summer-like pattern established since March. The consistent daylight duration throughout the spring and summer months creates an idyllic environment for outdoor activities and exploration. Following September, the days gradually shorten as the region transitions into October, bringing back a more subdued 11 hours of daylight. This rhythm of daylight, characterized by longer days from March through September and shorter days from October to February, contributes to the tropical allure of Cayo de Agua, making it an appealing destination year-round.
As September rolls in at Cayo de Agua, Panama, the winds begin to mellow, with an average speed of just 2.1 m/s (5 mph). This slight dip marks the beginning of a trend where wind speeds generally decrease during the late summer months, following the bustling breezes of the earlier year. June and August showcase the calmest winds, while the year showcases a dance of more vigorous gusts from January to April, peaking at around 3.8 m/s (9 mph) in both January and December. However, September's gentle whispers of wind remind us of the tranquility that often accompanies the transition into fall, inviting a serene atmosphere perfect for unwinding and soaking in the beauty of the landscape.
Weather in Cayo de Agua varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cayo de Agua, focusing on differences in temperature, rainfall, humidity, and UV levels.
September's weather is marked by warmer temperatures and high humidity, with average highs reaching 29°C (85°F) and a significant amount of rainfall totaling 213 mm (8.4 in) over 29 days. In contrast, January features slightly cooler temperatures, with an average maximum of 27°C (81°F), and although it remains humid, the humidity drops to 72%. Rainfall in January is also higher, totaling 261 mm (10.3 in) but over a shorter period of 25 days. For more detailed information, you can check Cayo de Agua weather in January.
In September, temperatures are slightly warmer, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 29°C (85°F). The month also experiences significant rainfall, with 213 mm (8.4 in) falling over 29 days, contributing to a high humidity level of 87%. In contrast, February sees cooler temperatures, with a minimum of 23°C (74°F), an average of 26°C (78°F), and a maximum of 28°C (82°F). Precipitation is reduced to 179 mm (7.0 in) across 25 days and the humidity drops to a more comfortable 71%. For a deeper dive into the weather during February, you can explore this link: Cayo de Agua weather in February.
When comparing the weather between September and March, September generally experiences slightly warmer temperatures, with average highs reaching up to 29°C (85°F) compared to March's maximum of 28°C (82°F). Both months see similar minimum temperatures, but September is marked by higher humidity levels at 87% versus March's 69%, creating a noticeably different feel to the air. Additionally, September has increased precipitation, with 213 mm (8.4 in) of rainfall over 29 days, while March has a bit less, averaging 188 mm (7.4 in) across 30 days. For more detailed information, you can visit Cayo de Agua weather in March.
In September, the weather tends to be slightly warmer and more humid than in April, with average temperatures reaching around 27°C (81°F) and a maximum of 29°C (85°F). The month also experiences higher precipitation levels, totaling 213 mm (8.4 in) over 29 days, resulting in a significant humidity level of 87%. In contrast, April offers a similar temperature range with an average of 26°C (80°F) and a maximum of 29°C (84°F), but it experiences slightly less rainfall at 198 mm (7.8 in) across 26 days and a lower humidity level of 70%. For a more detailed look at the weather in April, you can visit Cayo de Agua weather in April.
In comparing the weather of September and May, both months share a similar minimum average temperature of around 25°C (77°F) and an average temperature of 27°C (81°F). However, May tends to be slightly warmer, with maximum temperatures reaching up to 30°C (86°F), compared to September's 29°C (85°F). Additionally, May experiences higher precipitation levels, with 252 mm (9.9 in) over 30 days, while September sees 213 mm (8.4 in) across 29 days. This results in a more humid atmosphere in September at 87%, in contrast to May's more comfortable 73% humidity level. For more detailed information on May weather, check out Cayo de Agua weather in May.
In comparing the weather of September and June, both months exhibit similar temperature patterns, with minimums and maximums consistently at 25°C (77°F) and 29°C (85°F), respectively. However, June experiences a slightly higher level of precipitation, totaling 268 mm (10.6 in) compared to September's 213 mm (8.4 in), both spread over 29 days. Additionally, June has a marginally higher humidity level at 90%, while September has humidity at 87%, contributing to a similar warm feel, but with June being somewhat wetter. For more detailed insights, you can check out Cayo de Agua weather in June.
When comparing the weather in September and July, both months experience similar temperatures, with September slightly warmer, averaging 27°C (81°F) compared to July's 26°C (80°F). However, July sees significantly more rainfall, with 440 mm (17.3 in) over 30 days, compared to September's 213 mm (8.4 in) over 29 days. Additionally, the humidity remains quite high in both months, with September at 87% and July at 88%, creating a consistently tropical climate. For a closer look at the rainfall patterns, check out the detailed statistics for Cayo de Agua weather in July.
In comparing the weather between August and September, both months maintain similar temperature ranges, with minimums of 25°C (77°F), averages around 27°C (81°F), and maximums peaking at 29°C (85°F). However, September experiences less precipitation at 213 mm (8.4 in) over 29 days, compared to August's higher total of 303 mm (11.9 in) across all 30 days. Interestingly, humidity levels remain constant at 87% for both months. For more details, you can check Cayo de Agua weather in August.
In September, the weather remains warm with temperatures consistently ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F). However, this month experiences significant rainfall, with 213 mm (8.4 in) of precipitation spread over 29 days and humidity levels around 87%.
Conversely, October maintains similar temperature patterns but sees an increase in rainfall, totaling 340 mm (13.4 in) over 28 days, while humidity slightly decreases to 86%. Despite the uptick in precipitation, temperatures remain steady, creating a warm and humid climate typical for this time of year. For more details, you can check Cayo de Agua weather in October.
In September, the weather features a slightly warmer average temperature ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), with total precipitation of 213 mm (8.4 in) over 29 days and high humidity at 87%. In comparison, November offers a marginally cooler average temperature of 26°C (80°F), with maximum temperatures reaching 30°C (87°F) and significantly increased rainfall of 443 mm (17.4 in), also spread across 29 days. Humidity remains almost constant at 86% in November. For a more detailed overview, check out Cayo de Agua weather in November.
In September, the weather is generally warmer, with temperatures averaging around 27°C (81°F) and reaching up to 29°C (85°F). However, this month is also marked by significant rainfall, totaling 213 mm (8.4 in) across 29 days, contributing to a high humidity level of 87%.
In contrast, December presents slightly cooler temperatures, averaging 26°C (79°F) with a maximum of 27°C (81°F). While it still experiences frequent rainfall with a total of 369 mm (14.5 in) over 30 days, the humidity is lower at 79%. These differences create a distinct transition in weather as the year approaches its end. For a detailed look at the weather conditions in December, you can visit Cayo de Agua weather in December.
September in Cayo de Agua brings a distinct shift in weather, characterized by heightened humidity and frequent precipitation, making it one of the wettest months of the year. The average temperature remains warm, hovering around a comfortable 27°C (81°F), yet the lush landscape thrives under the heavy rains, offering a unique beauty. While sunshine can still be enjoyed, be prepared for the almost daily rain showers that contribute to an overall magical atmosphere. If you're curious about how the weather patterns evolve throughout the year, explore more in-depth data here: Cayo de Agua Climate.