August Weather in Isla Cozumel, Mexico

Last updated: April 22, 2025

Experience the enchanting August weather of Isla Cozumel, Mexico, where the tropical charm is enhanced by a maximum temperature of 28°C (83°F) and a pleasant average of 21°C (71°F). With minimum temperatures dipping to 17°C (62°F), it provides a comfortable range for both relaxation and adventure. Enjoy exceptionally low precipitation, boasting only 5 mm (0.2 in) over the month and experiencing zero rainy days, making it an ideal time to explore the island's stunning landscapes and vibrant marine life. With humidity levels at 42%, the atmosphere remains refreshing, making August an unforgettable month to visit this Caribbean paradise.

August Temperature in Isla Cozumel

In August, Isla Cozumel, Mexico, experiences a warm and inviting climate, perfect for beach lovers and outdoor enthusiasts. The month sees minimum temperatures reaching around 17°C (62°F), while average temperatures hover around 21°C (71°F). With maximum temperatures often peaking at 28°C (83°F), August marks one of the warmest periods of the year, aligning closely with the heat of July. As summer peaks, the warm weather not only enhances the allure of the pristine beaches but also invites visitors to explore the vibrant marine life and lush landscapes that characterize this stunning island. As the month transitions to September, temperatures remain consistent, ensuring that summer's warmth lingers just a little longer for travelers to enjoy.

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

The chart illustrates August temperature patterns in Isla Cozumel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec575657606164697169676257
Data source: Temperature data for Isla 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 Isla Cozumel

In August, Isla Cozumel experiences a notable dry spell, with precipitation measuring just 5 mm (0.2 in), similar to July's minimal rainfall. Interestingly, this marks the continuation of a streak with no recorded rain days for the entire month, maintaining the island's typical summer dryness. This pattern follows a gradual decrease in rainfall from the more abundant earlier months, such as January and February, where precipitation often exceeds 60 mm (2.3 in). As tourism peaks, August's clear skies and warm temperatures offer visitors the perfect opportunity to bask in the sun and explore the island's stunning landscapes without the interruption of rain.

August Precipitation Trends in Isla Cozumel

The chart displays monthly precipitation patterns in Isla 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.
JanFebMarAprMayJunJulAugSepOctNovDec60755727267556143568
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Isla Cozumel

In August, Isla Cozumel experiences a delightful dip in humidity, averaging 42%, making it one of the driest months of the year. This notable decrease follows a trend of steadily diminishing humidity from May’s 46% through July, offering visitors a respite from the higher levels of moisture earlier in the year. As the summer progresses, the climate becomes more comfortable, providing an inviting atmosphere for outdoor exploration. After August, humidity levels begin to rise again in September, showcasing the region's shift back toward a more humid tropical climate as it transitions into the fall months. This trend highlights August as an ideal time for those looking to enjoy Cozumel's stunning beaches and lush landscapes without the heaviness of humidity.

August Average Humidity in Isla Cozumel

This chart illustrates the average monthly humidity levels in Isla 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.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Isla Cozumel

In August, Isla Cozumel, Mexico, experiences an extreme UV Index of 11, reflecting a trend of heightened sun exposure that begins in May and persists through the summer months, impacting burn time considerably at just 10 minutes. This intense UV radiation underscores the importance of sun safety, as the island transitions from a very high index in April and July to an unwavering extreme level. Visitors should be particularly vigilant during this time, ensuring adequate sun protection measures. As the year progresses into September, the UV Index begins to lessen slightly with a drop back to 10. For detailed insights on UV exposure throughout the year, check out the Isla Cozumel UV Index.

Maximum UV Index Levels in Isla Cozumel for August

The chart shows the monthly maximum UV Index (UVI) for Isla 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110754
Data source: Isla 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 Isla Cozumel

August in Isla Cozumel, Mexico, is a radiant gem, boasting 360 hours of glorious sunshine. This slight dip from July's peak of 375 hours suggests a subtle transition as summer approaches its end, yet it remains one of the sunniest months of the year. Following the dynamic months of late spring and early summer, August continues to bask in warmth, welcoming visitors with abundant sunshine that creates the perfect backdrop for endless beach days and vibrant outdoor adventures. As the sun begins to set on summer, August's sunny embrace invites both relaxation and exploration, making it a prime time to enjoy the island's stunning natural beauty.

Monthly Sunshine Duration in Isla Cozumel: August Highlighted

The August sunshine duration represents the total number of hours Isla 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.
JanFebMarAprMayJunJulAugSepOctNovDec196h243h299h324h359h364h375h360h318h298h258h236h
Data source: Isla Cozumel August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Isla Cozumel During August

In Isla Cozumel, August boasts a 63% chance of sunny weather, making it one of the more favorable months for sun-seekers. This statistic aligns with the higher probabilities noted in January and September, both of which also feature similar chances of sunshine. Interestingly, the summer months of June and July see a dip in sunny days, with probabilities dropping to 49% and 53% respectively. However, August marks a resurgence, paving the way for late summer adventures under the sun. As the year progresses, the likelihood of sunny weather generally trends upward again in September and October, presenting a delightful opportunity for visitors to soak up the vibrant atmosphere of this tropical paradise.

Percentage of Sunny Days in August in Isla Cozumel

The chart illustrates the percentage of sunny days in Isla 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 Isla Cozumel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%61%61%51%49%49%53%63%67%64%63%45%
Data source: Isla Cozumel August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Isla Cozumel in August

In Isla Cozumel, Mexico, the daylight duration showcases a beautiful ebb and flow throughout the year. Starting from 10 hours in January, the days gradually lengthen, peaking at a delightful 14 hours in both June and July. As August arrives, the daylight begins to recede slightly, offering 13 hours of sun, which perfectly balances outdoor adventures with evening relaxation. Following this peak, the trend shifts toward shorter days again, wrapping up the year with 12 hours in September and tapering down to 10 hours by December. This rhythmic pattern not only enhances the island’s charm but also invites visitors to enjoy both sun-soaked days and tranquil nights amid the tropical beauty.

Average Daylight Hours in Isla Cozumel for August

The chart illustrates the variation in daylight duration in Isla Cozumel throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 16m11h 1m12h13h13h 50m14h 14m14h 1m13h 16m12h 19m11h 19m10h 27m10h 2m
Data source: Isla Cozumel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Isla Cozumel

August in Isla Cozumel, Mexico, greets visitors with a gentle breeze, characterized by an average wind speed of 2.9 m/s (7 mph). This trend of moderate winds continues from the sunnier summer months of June and July, creating a pleasant atmosphere for outdoor activities and beach lounging. Interestingly, from January through April, wind speeds peak in the low 3s, but they gradually settle into the upper 2s during the summer, indicating a shift towards a more relaxed climate. As the month transitions to September, the winds maintain this comfortable pace. Overall, August offers a perfect blend of warmth and light winds, ideal for enjoying the beauty of Cozumel.

Average August Wind Speed in Isla Cozumel

The chart displays monthly wind speed patterns in Isla 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.73.33.12.93.12.92.9 m/s2.92.82.53.1
Data source: Isla Cozumel August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Isla Cozumel Compares to Other Months

The weather in Isla 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 Isla Cozumel and find detailed weather information for every month.

August and January present a stark contrast in weather. In August, temperatures range from a mild 17°C (62°F) at night to a warm 28°C (83°F) during the day, with low humidity at 42% and virtually no precipitation, making it an ideal time for outdoor activities. In contrast, January experiences cooler temperatures with a minimum of 7°C (45°F) and a maximum of 23°C (75°F), coupled with significantly higher humidity at 72% and around 60 mm (2.3 in) of precipitation over about 6 days. For more detailed information, you can refer to Isla Cozumel weather in January.

The weather in August and February contrasts significantly, showcasing the shift from summer to winter. August typically enjoys warm temperatures, ranging from a minimum of 17°C (62°F) to a maximum of 28°C (83°F), with little to no precipitation (just 5 mm) and a low humidity of 42%. In stark contrast, February presents cooler conditions, with temperatures dipping to a minimum of 6°C (43°F) and an average of 13°C (56°F), while reaching up to 25°C (77°F). February also tends to be much wetter, receiving 75 mm of precipitation over an average of 7 days, contributing to a higher humidity level of 77%. For a deeper understanding of February conditions, you can check out Isla Cozumel weather in February.

In comparing the weather of August and March, August stands out as a warmer and drier month. With temperatures ranging from a minimum of 17°C (62°F) to a maximum of 28°C (83°F) and a remarkably low precipitation level of just 5 mm (0.2 in), August offers a pleasant climate characterized by low humidity at 42%. In contrast, March is significantly cooler, with temperatures fluctuating between a minimum of 7°C (45°F) and a maximum of 24°C (76°F). March experiences much higher precipitation, totaling 57 mm (2.2 in) over approximately 10 days, along with increased humidity at 67%. For more detailed information on the weather in March, you can visit Isla Cozumel weather in March.

When comparing the weather in August and April, notable differences emerge. August tends to be warmer, with average temperatures ranging from a minimum of 17°C (62°F) to a maximum of 28°C (83°F), while April has cooler averages, with temperatures hitting a minimum of 10°C (51°F) and a maximum of 27°C (81°F). Additionally, August experiences significantly less precipitation, boasting only 5 mm (0.2 in) over zero rainy days, in stark contrast to April’s 27 mm (1.1 in) spread across four rainy days. Moreover, humidity levels are lower in August at 42%, compared to April's higher humidity at 56%. For a deeper insight into April's weather, you can check out Isla Cozumel weather in April.

In comparing the weather of August and May, it's clear that August enjoys warmer temperatures with a minimum of 17°C (62°F) and an average of 21°C (71°F), peaking at a maximum of 28°C (83°F), while May is cooler, with temperatures ranging from a minimum of 11°C (52°F) to an average of 16°C (61°F) and a maximum of 24°C (76°F). Additionally, August is significantly drier, recording only 5 mm (0.2 in) of precipitation over no rainy days, in stark contrast to May, which sees more rainfall at 26 mm (1.0 in) spread across 6 days. Humidity levels are fairly similar, with August at 42% and May slightly higher at 46%. For more details on May weather specifics, check out Isla Cozumel weather in May.

In comparing the weather between June and August, August tends to be warmer with an average temperature of 21°C (71°F), while June's average is slightly cooler at 18°C (65°F). The maximum temperatures are quite close, with August peaking at 28°C (83°F) compared to June's 27°C (80°F). Precipitation remains low in both months, with August receiving only 5 mm (0.2 in) and June a bit more at 7 mm (0.3 in); however, neither month reports any rainy days. Humidity levels are slightly higher in June at 48%, contrasting with August's 42%. For more details, you can check Isla Cozumel weather in June.

August weather is quite similar to July, with both months experiencing a comfortable range of temperatures. In August, the minimum temperature is slightly warmer at 17°C (62°F), while July starts at 16°C (60°F). Both months share the same average maximum temperature of 28°C (83°F) and minimal rainfall, with just 5 mm (0.2 in) of precipitation and no rainy days. However, August has a slightly lower humidity level at 42%, compared to July's 46%, making it feel just a bit less muggy. For a deeper dive into the July climate, you can explore Isla Cozumel weather in July.

August and September share similar average temperatures, with August peaking at 28°C (83°F) and September reaching a slightly warmer maximum of 30°C (86°F). Both months experience low precipitation, with August recording just 5 mm and September slightly higher at 6 mm, yet both go without any rainy days. However, September tends to be a bit more humid, with levels rising from 42% in August to 52%. For those interested in a detailed weather comparison, you can check out Isla Cozumel weather in September.

In August, the weather is generally warm and relatively dry, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 28°C (83°F) and an average of 21°C (71°F). The humidity is quite low at 42%, and there is no recorded precipitation, making it a pleasant month for outdoor activities. In contrast, October experiences cooler temperatures, with a minimum of 12°C (53°F), an average of 19°C (67°F), and a maximum reaching 32°C (90°F). This month sees an increase in humidity to 58% and some precipitation, totaling 14 mm (0.6 in) over 2 days. For more details, you can check Isla Cozumel weather in October.

August and November exhibit distinct weather patterns, reflecting the transition from summer to fall. In August, temperatures range from a mild 17°C (62°F) to a warm 28°C (83°F), with an average of 21°C (71°F) and minimal precipitation of just 5 mm (0.2 in) over no rainy days, coupled with a low humidity level of 42%. In contrast, November sees cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 27°C (80°F), averaging around 17°C (62°F). This month also brings higher precipitation at 35 mm (1.4 in) over two rainy days, along with increased humidity at 66%. For more detailed insights on November weather conditions, refer to Isla Cozumel weather in November.

August weather in Isla Cozumel is predominantly warm, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 28°C (83°F), and an average of 21°C (71°F). The humidity is relatively low at 42%, and the month sees little precipitation, averaging just 5 mm (0.2 in) over 0 days. In contrast, December brings cooler conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), averaging 14°C (58°F). This month experiences significant precipitation, totaling 68 mm (2.7 in) over 6 days, and higher humidity at 74%. For more detailed insights, you can check Isla Cozumel weather in December.

Compare Isla Cozumel's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Isla Cozumel

August in Isla Cozumel offers a serene climate characterized by mild temperatures and exceptionally low humidity, making it distinct from the more humid months of the year. With maximums hovering around 28°C, and a delightful average of 21°C, vacationers can enjoy warm, pleasant days and cooler nights. The month stands out with minimal precipitation, marked by zero rainy days, allowing for uninterrupted exploration of the island's beauty. For those considering a visit, August’s unique weather is certainly appealing. For more detailed insights, refer to Isla Cozumel Climate.