Last updated: April 22, 2025
In September, Bacalar, Mexico, experiences a tropical climate characterized by warm temperatures and high humidity. Daily highs can soar up to 36°C (97°F), with an average temperature settling around 28°C (83°F). Evening coolness brings minimum temperatures down to 22°C (73°F), creating a pleasant respite. However, this month also witnesses substantial precipitation, totaling 158 mm (6.2 in) over 26 days, making it one of the wetter times of the year. With humidity levels lingering around 85%, the air feels moist, inviting visitors to embrace Bacalar's lush landscapes while enjoying the diverse beauty of its natural surroundings.
September in Bacalar, Mexico, offers a delightful blend of warmth and comfort, with temperatures consistently hovering between 22°C (73°F) at night and peaking at 36°C (97°F) during the day. The average temperature remains steady at 28°C (83°F), mirroring the warm conditions of August, indicating that summer’s embrace lingers a little longer. As the rainy season approaches, you can expect occasional showers, but the overall warmth creates a perfect atmosphere for exploring the stunning lagoons and vibrant local culture. This transitional month reflects a seamless continuation of the tropical climate, making Bacalar an inviting destination for sun-seekers and adventure enthusiasts alike.
September in Bacalar, Mexico, marks a notable peak in precipitation, with 158 mm (6.2 in) of rainfall spread across 26 days. This surge continues the trend from August, which already experiences substantial rain at 126 mm (4.9 in), showcasing a rainy season that intensifies as summer transitions into fall. The increase in both the amount and frequency of rain hints at the region's lush, vibrant landscape, transforming Bacalar into a picturesque haven. Following September, October maintains this wet pattern with 180 mm (7.1 in), but fewer rainy days at 24, suggesting a more intermittent yet still significant rainfall. This pattern highlights a seasonal rhythm that characterizes the climate, perfect for those who appreciate the beauty of tropical storms and the lush environment they create.
In September, Bacalar, Mexico, experiences a notable rise in humidity, reaching 85%. This marks a significant increase from the summer months, where humidity dipped to around 62-78% between June and August. As the season transitions into the fall, the air becomes more saturated, mirroring conditions seen at the beginning of the year, where humidity levels are similarly high. By the time October rolls around, the humidity climbs even further to 87%, hinting at a trend where the latter part of the year tends to maintain persistently high humidity levels, with both November and December hovering around 88%. This pattern creates a lush, tropical ambiance in Bacalar, making it a vibrant destination year-round, albeit with a decidedly more humid climate in the latter months.
September in Bacalar, Mexico, maintains high levels of sun exposure with a UV Index of 13, categorized as extreme. This intensity is consistent with the preceding months, emphasizing a trend of sustained sun strength from April through September, where visitors must be vigilant to protect their skin. With a burn time of just 10 minutes, it's crucial to plan outdoor activities wisely and apply sunscreen frequently. As summer transitions into fall, the sun remains formidable, echoing the climate's vibrant allure while reminding sun-seekers to stay safe. For more detailed information, check the Bacalar UV Index.
UV Risk Categories
September in Bacalar, Mexico, is a delightful blend of warmth and sunshine, boasting an impressive 299 hours of sunlight. Although a slight dip from the sun-drenched months of May, June, July, and August, which all topped 300 hours, September still offers plenty of bright days for outdoor adventures. As the rainy season begins to recede, the weather remains pleasantly warm, setting the stage for vibrant sunsets over the stunning lagoon. With October's sunshine slightly lessened at 285 hours, September serves as a perfect transition, making it a wonderful time to soak up the sun before the cooler months approach.
In Bacalar, Mexico, September marks a transition in weather patterns, with a likelihood of sunny days dipping to 31%. This trend signifies a departure from the sunnier summer months, where sunshine was more prevalent, particularly in March with a peak of 68%. As the region moves from the vibrant long days of summer into autumn, the cloudier skies and increased chances of rain become more frequent. Travelers looking to bask in the sun may find October more accommodating, with a 47% chance of sunny weather, as the area gradually rebounds from the gloomier September. Ultimately, if you plan a September visit, be prepared for a mix of weather as Bacalar begins to transition into the fall season.
September in Bacalar, Mexico, sees a pleasant continuation of sun-drenched days, boasting about 12 hours of daylight. This month marks a transition period as daylight gradually begins to diminish after summer's peak. The trend of increasing daylight starts in March, reaching its zenith in May and June with 13 hours of sunshine, before gently tapering off in the latter part of the year. As September blends into October, the city enjoys the perfect balance of light, making it an ideal time for outdoor activities and basking in the beauty of Bacalar's stunning natural landscapes.
In Bacalar, Mexico, September greets visitors with a gentle breeze, maintaining an average wind speed of 2.5 m/s (or 6 mph). This slight change follows a summer of relatively consistent winds, which peaked in May at 3.3 m/s. As the year transitions into the quieter months of October and November, the wind begins to taper off, hinting at a calming atmosphere that envelops Bacalar as the humidity rises. The consistent yet subtle winds of September provide an inviting backdrop for outdoor activities, making it a perfect time to explore the stunning Bacalar lagoon or soak in the tranquil surroundings.
The weather in Bacalar 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 Bacalar and find detailed weather information for every month.
In comparing the weather between September and January, notable differences emerge. September experiences warmer temperatures, with an average of 28°C (83°F) and a maximum reaching up to 36°C (97°F), while January offers a cooler average of 24°C (75°F) at its warmest. Additionally, September is significantly wetter, with 158 mm (6.2 in) of precipitation over 26 days, contrasted with January's lighter rainfall of only 43 mm (1.7 in) over 10 days. Both months share high humidity levels, around 85%, which contributes to the overall tropical feel. For a detailed look at January's weather in Bacalar, you can visit Bacalar weather in January.
September and February present contrasting weather patterns, with September characterized by much higher temperatures and humidity. In September, the minimum temperature hovers around 22°C (73°F), peaking at a sweltering 36°C (97°F) with an average of 28°C (83°F). This month is also marked by significant rainfall, accumulating 158 mm (6.2 in) over 26 days, contributing to a humid atmosphere with 85% humidity. In stark contrast, February sees milder temperatures, with a minimum of 12°C (53°F) and a maximum of 34°C (94°F), averaging 25°C (78°F). Additionally, February experiences considerably less rainfall, with only 21 mm (0.8 in) spread across just 8 days, and slightly lower humidity at 80%. To explore the specifics of February weather in Bacalar, check out Bacalar weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a minimum of 22°C (73°F) to a scorching maximum of 36°C (97°F), with an average of 28°C (83°F). This month is also marked by significant rainfall, totaling 158 mm (6.2 in) over approximately 26 days, contributing to a high humidity level of 85%. In stark contrast, March experiences milder temperatures, with a minimum of 16°C (61°F), an average of 26°C (79°F), and a maximum of 34°C (94°F). Rainfall is minimal in March, totaling only 21 mm (0.8 in) over just 5 days, leading to a lower humidity of 69%. For more detailed insights, you can explore Bacalar weather in March.
When comparing the weather in September and April, both months experience similar maximum temperatures, reaching up to 36°C (97°F). However, September is generally much more humid, with an average humidity of 85%, compared to April's 64%. The precipitation also varies significantly, as September receives 158 mm (6.2 in) across 26 days, while April sees only 32 mm (1.3 in) over just 7 days. This makes April a drier and more comfortable month, ideal for outdoor activities. For a closer look at conditions during April, you can check out Bacalar weather in April.
In comparing the weather in September and May, both months experience similar high temperatures, peaking at 36°C (97°F), but September tends to be more humid and wet. September's average temperature is slightly lower at 28°C (83°F) compared to May’s average of 29°C (84°F). However, September sees significantly more rainfall, with 158 mm (6.2 in) over 26 days, while May has only 72 mm (2.8 in) across 18 days. This makes May a drier month with a lower humidity level of 63%, offering a more comfortable experience for outdoor activities. For a detailed look at Bacalar's weather during May, you can check Bacalar weather in May.
September and June in Bacalar exhibit similar temperature ranges, with both months averaging around 28°C (83°F) and minimum temperatures consistently at 22°C (73°F). However, June tends to be slightly warmer, boasting a max temperature of 37°C (99°F) compared to September’s 36°C (97°F). In terms of precipitation, June experiences a higher volume, with 229 mm (9.0 in) over 22 days, while September sees 158 mm (6.2 in) across 26 rainy days. Additionally, humidity levels are notably higher in September at 85%, whereas June has a more comfortable 62%. For more details on June weather, you can check Bacalar weather in June.
When comparing the weather in September and July, both months exhibit similar average temperatures, hovering around 28°C (83°F) with maximums reaching up to 36°C (97°F). However, September is notably wetter, receiving 158 mm (6.2 in) of precipitation over 26 days, compared to July's 90 mm (3.5 in) over 21 days. Additionally, September has higher humidity levels at 85%, while July is more comfortable with 65% humidity. For more detailed information, you can check out Bacalar weather in July.
In comparing the weather between August and September, both months share similar temperature ranges, with minimums around 22°C (72-73°F), averages of 28°C (83°F), and maximums reaching 36°C (97°F). However, September sees a noticeable increase in precipitation, with 158 mm (6.2 in) over 26 days, compared to August's 126 mm (4.9 in) over 22 days. Additionally, humidity in September is higher at 85%, compared to 78% in August, making September feel more muggy and wet. For more details on the August climate, visit Bacalar weather in August.
September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 22°C (73°F) to a maximum of 36°C (97°F), with an average of 28°C (83°F). The month experiences significant rainfall, totaling 158 mm (6.2 in) over 26 days, accompanied by high humidity at 85%. In contrast, October sees slightly cooler temperatures, with a minimum of 18°C (64°F) and a maximum of 34°C (94°F), while maintaining a similar average of 27°C (81°F). The precipitation increases to 180 mm (7.1 in) over 24 days, and humidity rises slightly to 87%. For more detailed information about the weather in October, you can visit Bacalar weather in October.
September sees warmer temperatures, with an average of 28°C (83°F) and a maximum reaching up to 36°C (97°F), while November cools down significantly, featuring an average of 25°C (77°F) and a maximum of 33°C (92°F). Additionally, September is characterized by higher precipitation, receiving 158 mm (6.2 in) over 26 days, compared to November's 75 mm (3.0 in) over just 14 days. Humidity levels remain relatively high in both months, with September at 85% and November slightly higher at 88%. For a detailed comparison of November's climate, check out Bacalar weather in November.
September and December showcase a striking contrast in weather. In September, temperatures soar with a minimum of 22°C (73°F) and an average of 28°C (83°F), peaking at a sweltering 36°C (97°F). This month also experiences significant precipitation, with 158 mm (6.2 in) falling over 26 days and humidity levels reaching 85%. In contrast, December brings a much cooler climate, with temperatures ranging from a minimum of 12°C (54°F) to an average of 24°C (76°F) and a maximum of 32°C (90°F). Precipitation is notably less in December, amounting to just 39 mm (1.5 in) over 12 days, along with slightly higher humidity at 88%. For more details on weather conditions in December, take a look at Bacalar weather in December.
As September rolls in, Bacalar experiences a unique blend of warmth and humidity that sets it apart from other months. With temperatures reaching their peak and an average that remains comfortably inviting, visitors can expect sultry days complemented by occasional rainfall—cumulatively, the region sees numerous precipitation days this month. This heightened humidity, averaging around 85%, often creates a lush atmosphere that enhances the natural beauty of Bacalar’s famed lagoons. Despite the wet days, the vibrant landscapes and plentiful outdoor activities make September an intriguing time to explore all that Bacalar has to offer. For a deeper understanding of what to anticipate throughout the year, check out Bacalar Climate.