August Weather in Cozumel, Mexico

Last updated: April 22, 2025

In August, Cozumel, Mexico experiences warm and humid weather, with maximum temperatures reaching up to 30°C (86°F) and an average temperature of 28°C (83°F). The month is characterized by a relatively high minimum temperature of 26°C (79°F), making it a favorable destination for those who enjoy tropical climates. However, visitors should be prepared for frequent rainfall, as 122 mm (4.8 in) of precipitation is expected over 17 days, contributing to a notable humidity level of 76%. Overall, August in Cozumel offers a vibrant, lush atmosphere perfect for exploring its stunning natural beauty.

August Temperature in Cozumel

In August, Cozumel experiences some of its warmest temperatures, with minimums rising to 26°C (79°F) and maximums peaking at a sizzling 30°C (86°F). The average temperature sits comfortably at 28°C (83°F), making it an ideal time for beachgoers and sun seekers. This month marks a gradual increase in warmth as summer reaches its peak, following a steady climb from the cooler months of January through July. As the humidity rises, visitors can expect lively tropical conditions, perfect for exploring the island’s vibrant marine life or lounging under the sun. Overall, August is a time of warmth and vibrancy, offering a quintessential taste of tropical paradise.

August Weather in Cozumel: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Cozumel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec767878798182838382817978
Data source: Temperature data for Cozumel 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.

August Precipitation in Cozumel

August in Cozumel, Mexico, marks a significant uptick in precipitation, with 122 mm (4.8 in) of rain falling over 17 days. This increase is part of a broader trend observed through the summer months, where rainfall reaches its peak. Following a relatively drier July, August continues the pattern of wet weather that often leads into the more torrential rains of September and October. The island's tropical climate results in high humidity levels and frequent afternoon showers, contributing to lush, vibrant landscapes. Travelers should prepare for the occasional downpour, but also enjoy the refreshing breeze and the beauty of nature in full bloom during this lively summer month.

August Precipitation Trends in Cozumel

The chart displays monthly precipitation patterns in Cozumel, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec71323038972195612213724212966
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Cozumel

August in Cozumel brings a consistent humidity level of 76%, a trend that reflects the tropical climate's characteristic moisture. As summer reaches its peak, the humidity remains stable, mirroring the levels recorded in the preceding months of June and July. This slight dip from the higher levels seen in earlier winter months, like January and December, signals a subtler transition into the heart of the rainy season. Visitors can expect a warm, lush environment perfect for exploring the island's stunning beaches and vibrant marine life, all while embracing the refreshing breezes that temper the humid air.

August Average Humidity in Cozumel

This chart illustrates the average monthly humidity levels in Cozumel, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%76%76%75%76%76%76%76%76%78%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Cozumel

In August, Cozumel, Mexico, experiences a notable UV Index of 13, categorizing it as extreme with a swift burn time of just 10 minutes. This month continues the trend of heightened UV levels observed from April through September, where the index remains consistently high, peaking at 14 in June. Such conditions underscore the importance of sun safety during summer, as sun exposure can lead to serious skin damage in a matter of minutes. Residents and visitors alike should be aware of these conditions and take appropriate precautions. For more detailed information on UV exposure, you can check out the Cozumel UV Index.

Maximum UV Index Levels in Cozumel for August

The chart shows the monthly maximum UV Index (UVI) for Cozumel in August, 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.
JanFebMarAprMayJunJulAugSepOctNovDec810121313141213121197
Data source: Cozumel August 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.

August Sunshine in Cozumel

August shines brightly in Cozumel, Mexico, with 328 hours of glorious sunshine, continuing the trend of vibrant summer months. Following a robust July, which boasts 336 hours, August maintains a high level of sunshine, illustrating the region's consistent appeal during the peak tourist season. As summer transitions into early fall, sunlight begins to wane slightly, yet the abundance of bright days in August ensures that visitors can fully bask in the island’s natural beauty. This sunny month stands out as a prime time to explore the breathtaking beaches and vibrant marine life that Cozumel is renowned for, making it a perfect getaway before the cooler months set in.

Monthly Sunshine Duration in Cozumel: August Highlighted

The August sunshine duration represents the total number of hours Cozumel experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec237h284h325h328h343h301h336h328h309h295h295h301h
Data source: Cozumel August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cozumel During August

In Cozumel, Mexico, August offers a 51% chance of sunny weather, fitting snugly into a summer season marked by variable sunshine. While this month's likelihood of sun slightly dips compared to the peak in March when the chances soar to 71%, it remains above the mid-year lows seen in June with only 31% sun probability. This trend suggests that although August can experience more overcast days, visitors can still expect a good balance of bright moments amidst the tropical heat. With overall favorable conditions, August is situated in a sweet spot for sun-seekers looking to enjoy the beauty of this stunning island.

Percentage of Sunny Days in August in Cozumel

The chart illustrates the percentage of sunny days in Cozumel throughout the year, with August 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 Cozumel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%66%71%61%53%31%56%51%34%55%50%64%
Data source: Cozumel August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cozumel in August

In August, Cozumel, Mexico, enjoys approximately 12 hours of daylight, marking a slight decrease from the peak summer months of June and July, when the island basks in 13 hours of sunlight. As the year progresses, daylight duration begins to decline gradually, with March and April also showcasing 12 hours but quickly increasing as spring transitions into summer. This pattern of gradually lengthening days continues through May, only to taper off once more as late summer approaches, hinting at the natural rhythm of the seasons. Shifting from the vibrant embrace of summer to the softer light of autumn, August serves as a reminder of the beautiful balance between sunlit days and the cooler nights that follow.

Average Daylight Hours in Cozumel for August

The chart illustrates the variation in daylight duration in Cozumel throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 1m11h 28m12h 2m12h 37m13h 6m13h 20m13h 12m12h 46m12h 13m11h 38m11h 8m10h 54m
Data source: Cozumel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Cozumel

In August, Cozumel experiences a gentle embrace from the wind, with an average speed of 5.4 m/s (12 mph). This slight increase from July's reduced gusts reflects a transitional phase as the summer begins to wane. Throughout the year, winds start off brisk in the early months, peaking at 6.5 m/s (15 mph) from February to April, before gradually tapering off. The trend shows that while August's winds are not the strongest, they still provide a refreshing respite from the warm Caribbean heat. As the month progresses into autumn, September sees a further decline to 5.0 m/s (11 mph), hinting at the approaching calm of the season. Overall, the wind pattern in Cozumel paints a picture of dynamic shifts, balancing between lively breezes and tranquil lulls, inviting visitors to savor the island's tropical charm.

Average August Wind Speed in Cozumel

The chart displays monthly wind speed patterns in Cozumel, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.96.56.56.56.26.05.15.4 m/s5.04.14.95.6
Data source: Cozumel August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Cozumel Compares to Other Months

The weather in Cozumel changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Cozumel and find detailed weather information for every month.

August and January offer distinct contrasts in weather. In August, temperatures are consistently warmer, with an average of 28°C (83°F) and highs reaching up to 30°C (86°F). The month also sees significant rainfall, totaling 122 mm over 17 days, contributing to a humid environment with 76% humidity. In contrast, January brings milder temperatures, with an average of 25°C (77°F) and a maximum of 28°C (82°F). Precipitation decreases to 71 mm over 13 days, and the humidity rises slightly to 79%. For those interested in exploring the January weather further, details can be found here: Cozumel weather in January.

August and February in Cozumel present contrasting weather experiences. August is notably warmer, with average temperatures hovering around 28°C (83°F) and maximums reaching up to 30°C (86°F), while February sees a milder average of 25°C (78°F), peaking at 28°C (82°F). Precipitation also differs significantly; August typically receives 122 mm (4.8 in) of rain over 17 days, whereas February experiences much less, with only 32 mm (1.3 in) across 11 days. Humidity is consistently high in both months, with August at 76% and February slightly higher at 78%. For more detailed insights, you can check Cozumel weather in February.

In August, temperatures are typically warmer, with an average of 28°C (83°F) compared to March's average of 26°C (78°F). August also experiences significantly more rainfall, with 122 mm (4.8 in) spread over 17 days, whereas March sees only 30 mm (1.2 in) over just 6 days. Despite similar humidity levels of 76% in both months, the overall weather in August tends to feel more intense due to the higher temperatures and increased precipitation. For more detailed information, you can check Cozumel weather in March.

When comparing the weather in August and April, one can observe several notable differences. August is characterized by warmer temperatures, with an average of 28°C (83°F) and maximums reaching 30°C (86°F), while April is slightly cooler, averaging 26°C (80°F) with a maximum of 28°C (83°F). Additionally, August experiences significantly higher rainfall, totaling 122 mm (4.8 in) over about 17 days, contrasting sharply with April’s much lighter precipitation of 38 mm (1.5 in) over just 6 days. Despite these differences, both months share a consistent humidity level of 76%. For a more detailed look at April's weather, you can refer to Cozumel weather in April.

In comparison to May, August tends to be hotter and slightly more humid. The average temperature in August is around 28°C (83°F), while in May, it is a bit cooler at 27°C (81°F). Both months experience similar precipitation levels, with August seeing about 122 mm (4.8 in) of rain compared to May's 97 mm (3.8 in), although both months share the same number of rainy days at 17. Notably, August's humidity is marginally higher at 76%, compared to May's 75%. For more details on the weather patterns, check out Cozumel weather in May.

In comparing the weather of August and June, August tends to be slightly warmer, with a minimum temperature of 26°C (79°F) and an average of 28°C (83°F), compared to June's minimum of 25°C (77°F) and similar average. However, June experiences more rainfall, with 219 mm (8.6 in) spread over 19 days, whereas August receives 122 mm (4.8 in) across 17 days. Both months feature a consistent humidity level of 76%, providing a tropical feel. For a more detailed overview, you can check out Cozumel weather in June.

In comparing the weather of July and August, we see that both months share a similar average temperature, hovering around 28°C (83°F). However, August tends to be slightly warmer with a minimum temperature of 26°C (79°F) and a maximum of 30°C (86°F), compared to July's minimum of 25°C (78°F) and maximum of 29°C (85°F). One notable difference is the amount of precipitation; August experiences significantly more rainfall with 122 mm (4.8 in) over 17 days, whereas July records only 56 mm (2.2 in) across 12 days. Interestingly, the humidity remains consistent at 76% for both months. For a closer look at July's weather specifics, you can check out Cozumel weather in July.

In comparing the weather between August and September, we observe a slight decrease in minimum temperatures, with August starting at 26°C (79°F) and September at 25°C (77°F). Both months share the same average temperature of 28°C (83°F), while September edges out August with a maximum of 31°C (89°F) compared to August's max of 30°C (86°F). Precipitation increases in September, totaling 137 mm (5.4 in) over 21 days, slightly higher than August's 122 mm (4.8 in) across 17 days, maintaining a consistent humidity level of 76% throughout both months. For more detailed information on September weather, you can visit Cozumel weather in September.

In August, temperatures in Cozumel are warm, with a minimum of 26°C (79°F), averaging around 28°C (83°F), and peaking at 30°C (86°F). While the month experiences moderate rainfall of 122 mm (4.8 in) over 17 days, humidity remains relatively high at 76%. In contrast, October sees slightly cooler temperatures, with a minimum of 24°C (75°F), an average of 27°C (82°F), and a maximum of 29°C (85°F). However, it is significantly wetter, receiving 242 mm (9.5 in) of rain over 24 days, with humidity levels remaining consistent at 76%. For more details on the weather in October, visit Cozumel weather in October.

In comparing the weather of August and November, notable differences and similarities emerge. August typically experiences warmer temperatures, with a minimum of 26°C (79°F) and an average of 28°C (83°F), while November cools down slightly to a minimum of 22°C (71°F) and averages 26°C (79°F). Both months have high humidity, with August at 76% and November slightly higher at 78%. Rainfall is also a consideration; August sees around 122 mm (4.8 in) over 17 days, compared to November with 129 mm (5.1 in) over 16 days. For a more detailed analysis of November weather, check out Cozumel weather in November.

August and December in Cozumel showcase contrasting weather patterns, reflecting the shift from summer to winter. In August, temperatures are notably warmer, with a minimum of 26°C (79°F) and averages reaching 28°C (83°F), peaking at 30°C (86°F). This month also brings significant rainfall, totaling 122 mm (4.8 in) across 17 days, and humidity levels remain high at 76%. In contrast, December features cooler temperatures with a minimum of 21°C (70°F) and an average of 25°C (78°F), maxing out at 28°C (83°F). Rainfall is reduced to 66 mm (2.6 in) over 15 days, and humidity rises slightly to 80%. For a more detailed look at December conditions, check out Cozumel weather in December.

Compare Cozumel's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Cozumel

As August rolls in, Cozumel experiences its warmest temperatures of the year, with a tropical atmosphere characterized by high humidity levels. While the sun-soaked days are inviting for beach lovers, they also bring increased precipitation, leading to frequent afternoon showers that contrast the generally dry months preceding and following. It's a vibrant time in Cozumel, as the lush landscape comes alive with the seasonal rains. For those curious about the overall weather patterns throughout the year, be sure to check out Cozumel Climate for a comprehensive overview.