August Weather in Chetumal, Mexico

Last updated: April 22, 2025

In Chetumal, Mexico, August marks a time of warm temperatures and notable precipitation. Daily maximums reach a sizzling 34°C (94°F), while the average hovers around a comfortable 29°C (84°F), with nighttime lows of 24°C (75°F). Humidity levels sit at a high 78%, contributing to the sultry atmosphere. Rainfall is significant this month, totaling 143 mm (5.6 in) across approximately 22 rainy days, making it essential for visitors to plan accordingly. Whether enjoying the lush landscapes or experiencing the vibrant local culture, August offers a dynamic climate for all in Chetumal.

August Temperature in Chetumal

In Chetumal, Mexico, August marks a peak in the tropical heat, with temperatures reflecting a steady rise throughout the summer months. The average temperature hovers around 29°C (84°F), while the minimum remains comfortably warm at 24°C (75°F). As the month progresses, highs can reach up to 34°C (94°F), making it one of the hottest times of the year. This warmth is consistent with the gradual increase in temperatures seen since June, as Chetumal transitions fully into its summer climate. With humidity in the air, visitors and locals can expect a vibrant atmosphere filled with outdoor activities amidst the sun-soaked days. Overall, August in Chetumal embodies the peak of summer's embrace, inviting those who seek the warmth and energy of this beautiful coastal city.

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

The chart illustrates August temperature patterns in Chetumal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec767879828383838483817877
Data source: Temperature data for Chetumal 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 Chetumal

In August, Chetumal experiences a significant increase in precipitation, with 143 mm (5.6 inches) of rain falling over 22 days. This marks a continuation of the wet season, following June's peak of 249 mm and July's substantial 105 mm. The month stands out as a transitional period, bridging the intense rains of summer and the approaching wetter months of September and October. As the city welcomes an uptick in rainfall, residents often find themselves navigating a landscape transformed by lush greenery and vibrant flora, which flourish in response to the rain. Notably, the frequency of rainy days also reveals a pattern of steady rainfall, contributing to a dynamic climate that shapes both the environment and daily life in Chetumal.

August Precipitation Trends in Chetumal

The chart displays monthly precipitation patterns in Chetumal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec572928358325010514316821310851
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Chetumal

In Chetumal, Mexico, the humidity levels reflect a notable trend throughout the year, with August experiencing a significant spike at 78%. This marks a noticeable rise from the drier months of April and May, which see humidity levels drop to 64% and 63%, respectively. As summer peaks, humidity levels gradually increase, particularly in July, where they reach 65%. Following August, humidity levels surge again, culminating in the higher percentages of September at 85% and October at 87%. This consistent increase underscores a pattern where the late summer months experience heightened moisture, setting the stage for a tropical atmosphere that characterizes the region.

August Average Humidity in Chetumal

This chart illustrates the average monthly humidity levels in Chetumal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%69%64%63%62%65%78%86%87%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chetumal

In August, Chetumal, Mexico, maintains a consistently high UV Index of 13, categorizing it as extreme with a burn time of just 10 minutes. This trend of elevated UV levels is notable, as Chetumal experiences extreme exposure levels from February through October, peaking at 14 in April. Even during the peak summer months, the UV Index remains impressively high, emphasizing the need for sun protection throughout the year. With very high levels in only two months, January and November, travelers and residents alike should be especially vigilant during the summer to guard against harmful UV rays. For more detailed insights, check the Chetumal UV Index.

Maximum UV Index Levels in Chetumal for August

The chart shows the monthly maximum UV Index (UVI) for Chetumal 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.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313131298
Data source: Chetumal 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 Chetumal

In Chetumal, Mexico, the month of August shines brightly with an impressive 323 hours of sunshine, making it one of the sunniest months of the year. As summer peaks, August benefits from a warm climate that follows the trend set by previous months, notably May, which boasts the highest sunlight hours at 332. This consistent pattern of abundant sunshine continues from April through September, where the hours remain high, creating an inviting atmosphere for outdoor activities. Interestingly, as the year progresses into the cooler months, sunlight gradually decreases but still maintains a respectable average, ensuring Chetumal remains a delightful destination for sun-seekers year-round.

Monthly Sunshine Duration in Chetumal: August Highlighted

The August sunshine duration represents the total number of hours Chetumal 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.
JanFebMarAprMayJunJulAugSepOctNovDec230h279h317h319h332h275h319h323h297h283h279h295h
Data source: Chetumal August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chetumal During August

In August, Chetumal, Mexico, boasts a 49% chance of sunny weather, marking a noticeable shift from the cloudier months prior. While June and July present a dip in sunshine, the transition into August brings a refreshing balance as the likelihood of clear skies matches that of November. This moderate chance for sun positions August favorably amid the year's weather pattern, especially when compared to the early months, like January's 41% and May’s 46%. The sunny trend of the preceding spring months, characterized by peaks in sunlight from February to March, gradually levels out, offering residents and visitors a delightful mix of warmth and vivacity before the more humid fall season approaches.

Percentage of Sunny Days in August in Chetumal

The chart illustrates the percentage of sunny days in Chetumal 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 Chetumal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%64%69%56%46%33%37%49%34%45%49%61%
Data source: Chetumal August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chetumal in August

In Chetumal, Mexico, August marks a transitional moment in daylight duration, offering 12 hours of light each day. This month fits snugly between the longer days of summer and the shorter light of autumn, following July’s peak with the same duration. As the year progresses, daylight gradually shifts from 13 hours in May to June, and July, before settling into a consistent rhythm of 12 hours in both August and September. This fluctuation highlights Chetumal's tropical climate, where daylight remains relatively abundant year-round, allowing residents and visitors alike to enjoy the vibrant landscapes and warm nights that characterize this enchanting region.

Average Daylight Hours in Chetumal for August

The chart illustrates the variation in daylight duration in Chetumal throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 8m11h 32m12h 2m12h 33m13h13h 12m13h 5m12h 42m12h 12m11h 41m11h 14m11h 1m
Data source: Chetumal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Chetumal

In Chetumal, Mexico, the August winds offer a gentle respite, with an average speed of 3.7 m/s (8 mph). This marks a slight decrease from the more brisk winds of the spring, where speeds peaked at 4.7 m/s (11 mph) in May. As summer unfolds, the winds begin to soften, dropping from 4.5 m/s in June to 3.9 m/s in July, and continuing this trend into August. September mirrors August, maintaining the softer breezes, but as the year progresses into the fall, wind speeds further diminish, reaching a low of 2.7 m/s (6 mph) in October. Overall, August reflects a transition, where the lively gusts of earlier months give way to a more tranquil atmosphere, inviting both residents and visitors to bask in the relaxed coastal charm.

Average August Wind Speed in Chetumal

The chart displays monthly wind speed patterns in Chetumal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.64.04.54.64.74.53.93.7 m/s3.72.72.83.4
Data source: Chetumal August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Chetumal Compares to Other Months

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

August and January present contrasting weather experiences. In August, temperatures are warmer, ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F), with an average of 29°C (84°F). The month is also characterized by significant humidity at 78% and frequent rainfall, with 22 days receiving 143 mm (5.6 in) of precipitation. Conversely, January offers cooler temperatures with a minimum of 16°C (61°F) and a maximum of 32°C (89°F), averaging 24°C (76°F). The winter month sees less precipitation, totaling 57 mm (2.2 in) over just 11 days, and a slightly higher humidity level of 85%. For detailed insights, you can explore Chetumal weather in January.

In contrast to August's warm and wet conditions, February offers a milder climate with lower precipitation levels. August boasts an average temperature of 29°C (84°F) and significant rainfall of 143 mm (5.6 in) over 22 days, creating a humid environment with 78% humidity. In February, temperatures drop slightly with an average of 26°C (78°F), and the overall precipitation decreases to just 29 mm (1.2 in) across 12 days. Despite February's humidity rising to 80%, it remains a more comfortable month compared to the sweltering heat of August. For more detailed insights on February weather in Chetumal, visit Chetumal weather in February.

In comparing the weather between August and March, August presents a notably warmer climate, with average temperatures reaching around 29°C (84°F) and a maximum of 34°C (94°F). The humidity is higher in August at 78%, contributing to a more muggy atmosphere, along with significant precipitation of 143 mm (5.6 in) over 22 days. In contrast, March is milder, with average temperatures of 26°C (80°F) and a maximum of 32°C (89°F). Additionally, March experiences much less rainfall, totaling only 28 mm (1.1 in) across 9 days, and lower humidity at 69%. For more detailed information, you can check Chetumal weather in March.

In comparing the weather between April and August, it's evident that August is significantly warmer and more humid. The average temperature in August reaches 29°C (84°F), with daily highs often peaking at 34°C (94°F), whereas April maintains a milder average of 28°C (82°F) with maximum temperatures of 33°C (92°F). Additionally, August experiences much higher precipitation, with 143 mm (5.6 in) of rain over 22 days, in contrast to April's relatively dry conditions, which see only 35 mm (1.4 in) of rain over 8 days. The humidity levels in August also rise to 78%, compared to 64% in April. For a detailed look at April's weather in Chetumal, visit Chetumal weather in April.

In comparing the weather between August and May, we see distinct differences in temperature and precipitation patterns. August typically features higher temperatures, with a minimum of 24°C (75°F) and an average of 29°C (84°F), whereas May presents slightly cooler temperatures, with a minimum of 22°C (71°F) and an average of 28°C (83°F). Precipitation is more pronounced in August, experiencing a significant 143 mm (5.6 in) over 22 days, compared to May's more moderate 83 mm (3.3 in) across 20 days. Additionally, humidity levels are notably higher in August at 78%, compared to May's 63%. For more details on May weather, you can check Chetumal weather in May.

In comparing the weather between June and August, we see some notable differences. Both months have a minimum temperature of 24°C (75°F), but August features a slightly lower average temperature of 29°C (84°F), compared to June's 28°C (83°F). However, August has a maximum temperature of 34°C (94°F), which is just 1°C lower than June's peak of 35°C (95°F). When it comes to precipitation, June is significantly wetter, receiving 249 mm (9.8 in) over 23 days, in contrast to August's 143 mm (5.6 in) across 22 days. Moreover, June's humidity is lower at 62%, while August experiences a higher humidity level of 78%. For more detailed information on June's weather specifics, you can refer to Chetumal weather in June.

In comparing the weather of August to July, both months exhibit similar average temperatures, with a minimum of 24°C (75°F) and an average of 29°C (84°F). However, August tends to be slightly warmer with a maximum of 34°C (94°F) compared to July's peak of 33°C (92°F). Notably, August experiences higher precipitation, totaling 143 mm (5.6 in) over 22 days, while July records 105 mm (4.1 in) over 21 days. Furthermore, the humidity rises significantly in August to 78%, while July maintains a more comfortable level at 65%. For more detailed information, check out Chetumal weather in July.

In August, the weather in Chetumal is characterized by warm temperatures, with a minimum of 24°C (75°F), an average of 29°C (84°F), and a maximum of 34°C (94°F). The month experiences significant rainfall, with 143 mm (5.6 in) spread over 22 days, accompanied by a humidity level of 78%. In contrast, September sees a slight drop in average temperature to 28°C (83°F), while the maximum remains at 34°C (93°F). However, rainfall increases, totaling 168 mm (6.6 in) over 25 days, and humidity rises to 85%. For more information, you can visit Chetumal weather in September.

In August, the weather tends to be hot and humid, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F) and an average temperature of 29°C (84°F). However, this month also experiences significant rainfall, with 143 mm (5.6 in) of precipitation spread over 22 days, resulting in a humidity level of 78%.

In contrast, October sees slightly cooler temperatures, with a minimum of 20°C (68°F) and an average of 27°C (81°F) while still reaching up to 33°C (92°F) at times. The month is also wetter, with 213 mm (8.4 in) of precipitation over 26 days, leading to higher humidity levels at 87%. For more detailed insights on October weather, you can check out Chetumal weather in October.

In August, the weather is significantly warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F) and an average temperature of 29°C (84°F). This month experiences considerable rainfall, with precipitation occurring on 22 days and totaling 143 mm (5.6 in), accompanied by a humidity level of 78%. In contrast, November sees a drop in temperature, with minimums of 18°C (64°F), maximums reaching 32°C (89°F), and an average of 26°C (78°F). The precipitation in November is lower at 108 mm (4.3 in), occurring over 17 days, and the humidity is slightly higher at 88%. For more specific details on the conditions during this month, you can visit Chetumal weather in November.

In August, the weather is characterized by warmer temperatures with a minimum of 24°C (75°F), an average of 29°C (84°F), and a maximum of 34°C (94°F). The month is also quite humid, with an average humidity of 78%, and experiences significant rainfall of 143 mm (5.6 in) over 22 days. Conversely, December sees cooler temperatures, with a minimum of 16°C (60°F), an average of 25°C (77°F), and a maximum of 31°C (88°F). The precipitation decreases to 51 mm (2.0 in) over 16 days, while humidity rises slightly to 88%. Overall, December offers a more temperate experience compared to the hot, humid days of August. For more details, check out Chetumal weather in December.

Compare Chetumal's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Chetumal

As August rolls into Chetumal, the weather becomes a blend of warmth and humidity, setting it apart from the preceding months. With temperatures peaking at a warm 34°C, this month stands out as one of the hottest periods of the year. However, the heat is accompanied by significant rainfall, as Chetumal experiences heightened precipitation with an average of 22 days of rain, making it one of the wetter months. The high humidity levels, reaching 78%, can make the warmth feel more intense, creating a tropical atmosphere unique to this time of year. If you're looking to plan a visit or just want to know more about what to expect, check out the detailed insights on Chetumal Climate.