Last updated: April 22, 2025
September in Usumacinta, Mexico, showcases a striking blend of warmth and moisture, with maximum temperatures reaching 39°C (103°F) and a comfortable average of 28°C (83°F). The nights bring a mild respite, dipping to a minimum of 22°C (71°F). This month is characterized by significant rainfall, averaging 227 mm (8.9 in) over 23 days, contributing to the region's lush greenery and vibrant ecosystems. With an average humidity of 77%, the air is thick and tropical, making it an ideal time for nature enthusiasts to explore the area's rich biodiversity.
September in Usumacinta, Mexico, offers a delightful transition into the softer embrace of autumn. With minimum temperatures hovering around a comfortable 22°C (71°F) and an average of 28°C (83°F), the climate remains warm yet inviting. The mercury peaks at 39°C (103°F), similar to the preceding months, maintaining the region's characteristic warmth. As summer wanes, this month showcases a subtle dip in average temperature compared to the sweltering highs of May and April, hinting at the impending cooler days of fall. Overall, September strikes a balance, making it a pleasant time to explore the stunning landscapes of Usumacinta.
September marks a significant peak in precipitation in Usumacinta, Mexico, with 227 mm (8.9 in) of rain falling over an impressive 23 days. This month not only continues the wet trend established in August but also mirrors the rainfall amount expected in October, highlighting a persistent wet spell in the region. The increase from the previous months, particularly June and August, emphasizes the onset of the region's rainy season, characterized by frequent downpours and extended periods of moisture. As the landscape absorbs these rains, the local ecosystem thrives, showcasing the vital role September's precipitation plays in sustaining the area's lush vegetation and vibrant wildlife.
In September, Usumacinta experiences a noticeable uptick in humidity, reaching 77%, a shift from the drier months of April through July. This rise marks a transition towards the more humid autumn months, where humidity levels steadily increase again through October and November. Following the peak summer humidity in August at 71%, September heralds the onset of increased moisture in the air, indicative of the region's changing climate as it prepares for the wetter rainy season. As the year progresses, humidity levels remain consistently high, with December peaking at a substantial 86%, making Usumacinta's climate quite humid throughout most of the year.
In September, Usumacinta, Mexico, experiences a UV Index of 13, categorizing it as extreme and maintaining a consistent burn time of just 10 minutes. This trend of elevated UV levels underscores the importance of sun protection, as the region has seen a steady index ranging between 13 and 14 from February to April, before slightly decreasing in October. With extreme exposure levels persisting throughout the summer months and into early fall, residents and visitors alike should be particularly vigilant about skin safety during this time. For more details, visit Usumacinta UV Index.
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September in Usumacinta, Mexico, graces residents and visitors alike with 303 hours of sunshine, a delightful continuation of the vibrant summer months. Following the peak of 331 hours in July, the sunlight begins to gently taper off but remains abundant, reflecting a strong annual trend of sunny skies that characterizes the region. As the hot summer days give way to a slightly cooler fall, sunshine hours, while reduced, still remain significantly higher than the following months. This natural progression showcases the region's rich tapestry of weather, inviting travelers to bask in the warmth before the year transitions into the more subdued tones of autumn. The steady sunshine in September, sitting just below the summer highs, promises a perfect backdrop for exploration and relaxation.
September in Usumacinta, Mexico, brings a moderate likelihood of sunny weather, with only a 32% chance of clear skies. This marks a decline from the sunnier months of February and March, which see chances soaring as high as 68% and 73% respectively. As the rainy season peaks during the summer, July and August also showcase lower probabilities of sunshine at 34% each. As autumn approaches, the trend shifts slightly upward in October and November, suggesting that while September may be less favorable for sun seekers, the promise of clearer days is just around the corner.
In Usumacinta, Mexico, the daylight duration presents an intriguing rhythm throughout the year, with September offering a cozy 12 hours of daylight. This month marks a subtle transition as the increased light witnessed during the summer peaks in June and July begins to taper off. Notably, daylight was consistent at 11 hours from January through February, then gradually increased to 12 hours from March to August, peaking mid-summer. As autumn approaches in October, daylight once again returns to 11 hours, creating a fascinating cyclical pattern. This consistency and gradual shift not only reflect the natural progression of the seasons but also hint at the rich outdoor experiences awaiting those who visit during September.
In September, Usumacinta experiences a gentle embrace of wind, with an average speed of just 1.9 m/s (4 mph), marking a noticeable dip from the breezier months of spring and early summer. This reduction reflects the transition into the more tranquil fall season, as the winds tend to calm down. Notably, September's wind speed is the lowest recorded throughout the year, following a gradual decline since the peak in March. As summer draws to a close, the soft whisper of September's breeze invites locals and visitors alike to enjoy the serene beauty of the region, underscoring a change in both weather and atmosphere as nature shifts gears toward the cooler months ahead.
The weather in Usumacinta 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 Usumacinta and find detailed weather information for every month.
September and January present significantly different weather patterns. In September, temperatures range from a minimum of 22°C (71°F) to a scorching maximum of 39°C (103°F), with an average of 28°C (83°F). This month is characterized by high humidity at 77% and considerable rainfall, accumulating 227 mm (8.9 in) over 23 days. In contrast, January offers a milder climate, with temperatures ranging from a cool 13°C (56°F) to a maximum of 36°C (97°F) and an average of 23°C (74°F). Rainfall is much lighter, totaling only 53 mm (2.1 in) over 8 days, and humidity rises slightly to 84%. For more information on January weather, you can visit Usumacinta weather in January.
September and February present markedly different weather patterns. In September, temperatures range from a minimum of 22°C (71°F) to a maximum of 39°C (103°F), with an average temperature of 28°C (83°F). The month is also characterized by significant rainfall, totaling 227 mm (8.9 in) across 23 days, coupled with high humidity at 77%. In contrast, February experiences milder conditions, with temperatures ranging from a low of 12°C (54°F) to a high of 40°C (104°F) and an average of 26°C (78°F). Precipitation is minimal, with only 27 mm (1.1 in) over just 4 days, and humidity is slightly lower at 73%. For more details on February's climate, check Usumacinta weather in February.
In comparing the weather between September and March, notable differences emerge in temperature, precipitation, and humidity. September experiences a warm average temperature of 28°C (83°F), with maximum temperatures reaching up to 39°C (103°F) and a high level of humidity at 77%. It also faces significant rainfall, accumulating 227 mm (8.9 in) over 23 days. In contrast, March maintains a similar average temperature of 28°C (82°F) but features cooler minimum temperatures at 16°C (61°F) and peaks at a maximum of 40°C (105°F). Moreover, March is much drier with only 16 mm (0.6 in) of precipitation over just 4 days and a lower humidity level at 59%. For more detailed insights into March weather, check out Usumacinta weather in March.
When comparing the weather in September and April, notable differences emerge in both temperature and precipitation. September sees milder temperatures, with an average of 28°C (83°F) and a maximum of 39°C (103°F), while April can reach scorching highs of 45°C (113°F), with an average of 30°C (87°F). In terms of humidity, September is significantly more humid at 77%, compared to April's 52%. Additionally, September experiences much more rainfall, accumulating 227 mm (8.9 in) over 23 days, whereas April only sees 46 mm (1.8 in) over just 6 days. For more detailed information on April weather, you can check Usumacinta weather in April.
When comparing the weather of September and May, it's evident that both months exhibit distinct characteristics. September tends to be quite humid with an average temperature of 28°C (83°F) but can reach highs of 39°C (103°F). It also experiences significant rainfall, receiving around 227 mm (8.9 inches) over 23 days. In contrast, May presents a hotter climate, with an average temperature of 31°C (88°F) and maximum temperatures soaring up to 45°C (113°F). This month is much drier, showing only 101 mm (4.0 inches) of precipitation over just 11 days, and a notably lower humidity of 53%. For more insights into May's specific weather conditions, check out Usumacinta weather in May.
In comparing the weather of September and June, we see some notable differences. September experiences slightly lower average temperatures, ranging from a minimum of 22°C (71°F) to a maximum of 39°C (103°F), while June sees a higher average with a minimum of 22°C (72°F) and a peak of 41°C (106°F). Precipitation is also a factor, with September receiving 227 mm (8.9 in) over 23 days, compared to June's 287 mm (11.3 in) across 20 days. Additionally, September has a higher humidity level at 77%, compared to June's more comfortable 55%. For a detailed look at June weather, check out Usumacinta weather in June.
In comparing the weather between September and July, September tends to be slightly cooler, with average temperatures reaching 28°C (83°F) compared to July's warmer average of 29°C (84°F). Both months record a minimum temperature of 22°C (71°F), but July has a slightly higher maximum temperature, peaking at 40°C (104°F) as opposed to September's 39°C (103°F). Notably, September experiences significantly more rainfall, with 227 mm (8.9 in) over 23 days, compared to July's 85 mm (3.4 in) over 15 days. Additionally, September has higher humidity at 77%, whereas July's humidity is lower at 61%. For more details, you can visit Usumacinta weather in July.
In September, temperatures remain consistent with August, as both months experience a minimum temperature of 22°C (71°F) and a maximum of 39°C (103°F). However, September sees a slight decrease in average temperature, dropping to 28°C (83°F) compared to August's 29°C (84°F). Precipitation in September is significantly higher, measuring 227 mm (8.9 in) over 23 days, while August receives only 155 mm (6.1 in) over 21 days. Additionally, humidity levels rise in September to 77%, compared to 71% in August, indicating a more humid and wet start to autumn. For a closer look at August's weather patterns, you can explore Usumacinta weather in August.
In September, the weather features warmer temperatures with minimums around 22°C (71°F) and averages peaking at 28°C (83°F), while the maximum can reach a scorching 39°C (103°F). The month sees significant rainfall, with a total of 227 mm (8.9 in) over 23 days, contributing to a high humidity level of 77%.
October, on the other hand, brings slightly cooler temperatures, with minimums of 19°C (67°F) and averages of 27°C (80°F), while the maximum temperature is a bit lower at 36°C (97°F). Precipitation remains consistent at 227 mm (8.9 in) but occurs over 21 days, resulting in a comparable humidity level of 78%. For more detailed information, check out Usumacinta weather in October.
September and November exhibit distinct differences in weather patterns. September tends to be warmer, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 39°C (103°F), and an average temperature of 28°C (83°F). It is also characterized by higher precipitation, totaling 227 mm (8.9 in) over 23 days, and humidity levels around 77%. In contrast, November sees cooler temperatures with a minimum of 16°C (61°F) and a maximum of 34°C (94°F), averaging 25°C (77°F). The month experiences significantly less rainfall at 112 mm (4.4 in) over 14 days, and humidity increases slightly to 82%. For more detailed information, you can refer to Usumacinta weather in November.
September and December present contrasting weather patterns. In September, temperatures can soar as high as 39°C (103°F) with an average of 28°C (83°F), making it one of the warmer months. The humidity is notably high at 77%, and the region experiences significant rainfall, totaling 227 mm (8.9 in) over approximately 23 days. In stark contrast, December offers a cooler climate with a maximum temperature of 34°C (94°F) and an average of 24°C (75°F). Precipitation drops dramatically to 46 mm (1.8 in) across just 8 days, while humidity rises slightly to 86%. For those interested in exploring the December weather in more detail, you can check out Usumacinta weather in December.
As September unfolds in Usumacinta, the weather takes on a distinct character, marked by high humidity and more frequent rainfall compared to other months. While the temperatures soar towards the maximum limits, the average stays comfortably warm, making it a month that emphasizes both heat and moisture. The increased precipitation, with nearly a third of the month experiencing rain, creates a lush environment that differs greatly from the drier months preceding it. This combination not only influences the landscape but also affects outdoor activities and daily life. For those interested in a comprehensive view of the area's weather patterns, more detailed information can be found at Usumacinta Climate.