September Weather in Coba, Mexico

Last updated: April 22, 2025

In Coba, Mexico, September brings a mix of warmth and humidity, characterized by maximum temperatures reaching 36°C (97°F) and an average of 28°C (82°F). With minimum temperatures around 22°C (72°F), the air remains comfortably warm throughout the day. This month is also marked by significant rainfall, totaling 148 mm (5.8 in) over 22 days, resulting in a high humidity level of 82%. Visitors can expect tropical conditions, making September a time for vibrant landscapes yet challenging weather for outdoor activities.

September Temperature in Coba

In September, Coba, Mexico, maintains a warm and inviting climate, with temperatures typically ranging from a mild 22°C (72°F) at night to a comfortable 28°C (82°F) during the day, and peaking at around 36°C (97°F). As summer transitions to autumn, there is a slight decrease in maximum temperatures compared to the hotter months of July and August, which both reached up to 37°C (99°F). This month strikes a perfect balance, making it ideal for exploring the ancient ruins and lush landscapes of the region. Overall, September showcases the lingering warmth of summer, inviting visitors to enjoy both the vibrant culture and natural beauty of Coba before the cooler months set in.

September Weather in Coba: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Coba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec747778818282838382807675
Data source: Temperature data for Coba generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Coba

September marks a significant peak in precipitation for Coba, Mexico, with 148 mm (5.8 in) of rain falling over an impressive 22 days. This demonstrates a clear trend as the month transitions from the relatively drier summer, where rainfall gradually increased from 67 mm (2.7 in) in May to 115 mm (4.5 in) in August. The uptick in both total rainfall and rainy days underscores the shift into the heart of the wet season, setting the stage for a lush landscape and vibrant ecosystems. Following September, precipitation continues to climb in October, reaffirming the region's tropical climate and its reliance on these seasonal downpours for maintaining biodiversity and agriculture.

September Precipitation Trends in Coba

The chart displays monthly precipitation patterns in Coba, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec3220163268171811151481736133
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Coba

In Coba, Mexico, the humidity levels exhibit a notable upward trend as the year progresses. September, with an average humidity of 82%, is part of the transition into the end of the rainy season. Following a peak in August at 81%, September's humidity reflects the lingering moisture in the air, setting the stage for even higher figures in the upcoming months. As October rises to 83% and November to 84%, it’s clear that Coba experiences a period of consistently high humidity, culminating in December’s peak of 86%. This gradual increase not only enhances the tropical atmosphere but also highlights the region’s lush, vibrant ecosystems during the latter part of the year.

September Average Humidity in Coba

This chart illustrates the average monthly humidity levels in Coba, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%71%70%68%69%74%81%82%83%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Coba

As September rolls in, Coba, Mexico, continues to experience extreme UV exposure, with a UV Index of 12 and a burn time of just 10 minutes. This trend is consistent with the preceding months, where the UV Index has remained persistently high, peaking at 14 in June. Notably, the summer months exhibit an intense UV Index, prompting visitors to take extra precautions against sun damage. As the year transitions into autumn, the UV levels slightly decrease, but they still call for vigilance, particularly as skin can burn quickly under these conditions. For more details on sun safety, visit Coba UV Index.

Maximum UV Index Levels in Coba for September

The chart shows the monthly maximum UV Index (UVI) for Coba in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec810131313141212121197
Data source: Coba September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Coba

September in Coba, Mexico, offers a delightful respite as the sun graces the region with 298 hours of bright daylight. This marks a slight decline compared to the summer peak, where May reached an impressive 339 hours. However, the sunshine still outshines the earlier months, maintaining a healthy glow that lingers from the vibrant days of July and August. As the year transitions into autumn, Coba experiences a gentle tapering of light, but the warmth remains high, allowing for plenty of outdoor adventures. With the overhead skies transitioning from summer’s intensity to a softer glow, September provides an ideal blend of sunshine and comfortable temperatures, perfect for exploring the stunning ruins and lush landscapes that Coba has to offer.

Monthly Sunshine Duration in Coba: September Highlighted

The September sunshine duration represents the total number of hours Coba experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec234h280h322h324h339h294h326h322h298h286h291h297h
Data source: Coba September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coba During September

In Coba, Mexico, the likelihood of sunny weather sees a notable decline as September rolls in, with only a 29% chance of sun. This is quite a contrast to the early months of the year, where sunshine is more prevalent, peaking in March at 69%. Following the summer months, September marks a dip, trailing the brighter conditions of July and August. As the rainy season begins to taper off, the potential for sun gradually improves again into October, rising to 49%. Thus, if you're hoping for bright days in September, it may be wise to plan for some cloud cover instead.

Percentage of Sunny Days in September in Coba

The chart illustrates the percentage of sunny days in Coba throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Coba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%63%69%58%46%28%51%48%29%49%57%62%
Data source: Coba September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coba in September

As September rolls around in Coba, Mexico, the daylight hours are a blissful 12 hours, maintaining the trend established over the summer months. After the peak of 13 hours in May, June, and July, daylight begins to taper slightly but remains generous, allowing for ample time to explore the lush jungles and ancient ruins that the region is famous for. This gradual shift hints at the transition towards the shorter days of autumn, but September still offers a vibrant atmosphere for outdoor adventures. Following this month, daylight will continue to decrease, dropping to 11 hours in October, making September a sweet spot for sun-soaked experiences before the days grow shorter.

Average Daylight Hours in Coba for September

The chart illustrates the variation in daylight duration in Coba throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 28m12h 2m12h 37m13h 6m13h 20m13h 12m12h 46m12h 13m11h 38m11h 8m10h 54m
Data source: Coba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Coba

In September, Coba, Mexico, experiences a gentle breeze with an average wind speed of 2.3 m/s (5 mph), reflecting a slight dip as summer transitions into fall. This month follows a trend of gradually decreasing winds, reaching its lowest point since July. As the peak of the rainy season approaches, the softer winds create a calm atmosphere, perfect for exploring the majestic ruins and lush landscapes that Coba has to offer. With wind speeds generally ranging between 2.4 m/s to 3.3 m/s from April to August, September's milder breeze invites visitors to enjoy the serene beauty of this historic location, making it a great time for leisurely outdoor activities amidst the enchanting surroundings.

Average September Wind Speed in Coba

The chart displays monthly wind speed patterns in Coba, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.93.13.33.12.82.42.42.3 m/s1.82.12.5
Data source: Coba September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Coba Compares to Other Months

The weather in Coba 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 Coba and find detailed weather information for every month.

September and January present contrasting weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 36°C (97°F), with an average of 28°C (82°F). The month is marked by significant rainfall, totaling 148 mm (5.8 in) over 22 days, and high humidity at 82%. In contrast, January experiences cooler temperatures, with a minimum of 11°C (52°F) and an average of 23°C (74°F). The maximum temperature still reaches 36°C (96°F), but precipitation drops significantly to just 32 mm (1.3 in) over only 6 days, and humidity remains slightly lower at 81%. For a closer look at January weather, you can check Coba weather in January.

In comparing the weather between September and February, it’s clear that September experiences higher temperatures and considerable rainfall. With minimum temperatures around 22°C (72°F) and maximums reaching 36°C (97°F), the month boasts an average temperature of 28°C (82°F). However, it also sees substantial precipitation, with 148 mm (5.8 in) spread over 22 days, plus a high humidity level of 82%.

In contrast, February offers a more temperate climate, featuring a significant drop in minimum temperatures to around 10°C (50°F), while the maximum reaches a pleasant 33°C (92°F) and an average of 25°C (77°F). The month is drier as well, recording only 20 mm (0.8 in) of precipitation over just 6 days, coupled with slightly lower humidity at 78%. For more details on February weather, you can visit Coba weather in February.

When comparing the weather in September and March, a stark contrast emerges. September boasts warm temperatures, with a minimum of 22°C (72°F) and an average of 28°C (82°F), but it also experiences higher humidity levels at 82% and significant rainfall of 148 mm (5.8 in) spread over 22 days. In contrast, March features cooler weather, with a minimum temperature of 14°C (58°F) and an average of 25°C (78°F), making it more pleasant overall. Additionally, March enjoys minimal precipitation of just 16 mm (0.6 in) over only 2 days and lower humidity at 71%. For those curious about specific weather conditions, you can find more details at Coba weather in March.

In comparing the weather between September and April, we find notable differences in temperature and precipitation patterns. September typically sees warmer nights with a minimum temperature of 22°C (72°F) and an average of 28°C (82°F), whereas April starts cooler at a minimum of 16°C (60°F) but maintains a similar average temperature of 27°C (81°F). Both months can reach a maximum of 36°C (97°F), but September is plagued by higher humidity at 82%, compared to April's more comfortable 70%. Additionally, September experiences significantly more rain, with 148 mm (5.8 inches) of precipitation over 22 days, while April enjoys a drier climate with only 32 mm (1.3 inches) over 4 days. For more detailed insights on April weather, you can visit Coba weather in April.

When comparing the weather in September to that in May, there are notable differences in temperature and precipitation. Both months share the same average high of 36°C (97°F), but September tends to start hotter with a minimum temperature of 22°C (72°F), compared to May's cooler minimum of 17°C (63°F). Additionally, September sees significantly higher precipitation, totaling 148 mm (5.8 in) over 22 days, while May experiences only 67 mm (2.7 in) across 12 days. This results in September having a higher humidity level at 82%, compared to May's 68%. For a more detailed overview of weather patterns, you can visit Coba weather in May.

In comparing the weather of September and June, both months feature similar average temperatures, hovering around 28°C (82°F), with maximums peaking at 36°C (97°F). However, September tends to be slightly cooler at night with a minimum temperature of 22°C (72°F), compared to June's 23°C (73°F). Precipitation is more pronounced in September, with 148 mm (5.8 in) over 22 days, while June experiences 171 mm (6.7 in) across only 17 days. Moreover, the humidity levels in September are notably higher at 82%, compared to June's 69%, making September feel a bit more oppressive. For further insights on June weather, check out this link: Coba weather in June.

Comparing the weather in September and July reveals notable similarities and differences. Both months experience a minimum temperature of 22°C (72°F) and an average temperature around 28°C (82-83°F). However, the maximum temperature in September can reach up to 36°C (97°F), while in July, it peaks at 36°C (96°F).

One significant difference is in precipitation; September sees a higher rainfall amount of 148 mm (5.8 in) over 22 days, compared to July's 81 mm (3.2 in) over 15 days. Additionally, September has a higher humidity level at 82%, while July averages at 74%. This combination makes September feel much more humid and wetter than the relatively drier July. For more detailed weather information, you can refer to Coba weather in July.

In comparing the weather patterns of September and August, we see some notable similarities and differences. Both months have a minimum temperature around 22°C (72°F), but September has a slightly lower average temperature of 28°C (82°F) compared to August's 28°C (83°F) and a max temperature that drops to 36°C (97°F) from August's peak of 37°C (99°F). Precipitation is more prevalent in September, with 148 mm (5.8 in) over 22 days, while August receives 115 mm (4.5 in) over 18 days, indicating that September tends to be wetter. Humidity remains relatively similar, with September at 82% and August at 81%. For a detailed look at weather conditions specific to August, check out Coba weather in August.

In September, temperatures in Coba range from a minimum of 22°C (72°F) to a maximum of 36°C (97°F), with an average temperature of 28°C (82°F). This month sees significant rainfall, with 148 mm (5.8 inches) spread over 22 days, and humidity levels averaging around 82%. In contrast, October experiences slightly cooler temperatures, with a minimum of 17°C (62°F) and a maximum of 35°C (95°F), averaging 27°C (80°F). However, rainfall increases to 173 mm (6.8 inches) over 21 days, and humidity remains high at 83%. For detailed weather information in October, you can check out Coba weather in October.

In September, the weather is notably warmer with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (97°F), accompanied by high humidity at 82%. This month also sees substantial precipitation, totaling 148 mm (5.8 in) over 22 days, making it one of the wetter months of the year. In contrast, November brings a significant drop in temperatures, with minimums of 13°C (57°F) and maximums of 33°C (91°F), leading to a more moderate average of 25°C (77°F). Precipitation in November decreases to 61 mm (2.4 in) over just 11 days, though humidity remains slightly higher at 84%. For a detailed look at Coba weather in November, check out Coba weather in November.

In September, the weather is characterized by significantly higher temperatures, with minimums around 22°C (72°F) and maximums reaching up to 36°C (97°F). The month experiences considerable precipitation, averaging 148 mm (5.8 in) over about 22 days, coupled with high humidity levels of 82%. In contrast, December brings cooler temperatures, with minimums dropping to 11°C (51°F) and maximums averaging 33°C (91°F). Precipitation decreases substantially to 33 mm (1.3 in) across just 8 days, while humidity remains slightly elevated at 86%. For more detailed weather information, you can visit Coba weather in December.

Compare Coba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Coba

In September, Coba experiences a distinctive weather pattern characterized by high humidity and frequent rainfall, differentiating it from the drier months that flank it. With temperatures typically peaking at a warm 36°C (97°F), the average remains pleasantly inviting at 28°C (82°F), making it a warm month for outdoor exploration. However, the frequent showers—occurring on about 22 days—contribute to a notably rainy atmosphere, accumulating approximately 148 mm (5.8 in) of precipitation throughout the month. This combination of tropical warmth and increased moisture not only enriches the lush landscape but also enhances the vibrant experiences of visitors. For those seeking detailed insights into the region's climate patterns, explore more at Coba Climate.