August Weather in Oaxaca, Mexico

Last updated: April 22, 2025

August in Oaxaca, Mexico offers a delightful blend of warm temperatures and significant rainfall, making it a unique time to explore this vibrant region. With maximum highs reaching 28°C (83°F) and an average temperature of 19°C (66°F), visitors can expect a comfortable climate, although evenings can cool down to a breezy 11°C (52°F). The month sees substantial precipitation, totaling 174 mm (6.9 in) over approximately 20 days, resulting in a lush landscape and vibrant flora. Coupled with an 80% humidity, August sets the stage for an immersive experience, allowing travelers to enjoy the rich culture and breathtaking scenery of Oaxaca amidst refreshing rain showers.

August Temperature in Oaxaca

In Oaxaca, Mexico, August marks the heart of summer with temperatures that exemplify the region's gentle warmth. The month sees minimums around 11°C (52°F), slowly rising to a comfortable 28°C (83°F) at its peak. This slight dip from July's max of 29°C (84°F) suggests a subtle transition towards the cooler months, while the average temperature remains steady at 19°C (66°F). Comparatively, the lower nights provide a refreshing contrast, making evenings ideal for exploring the vibrant local culture without the sweltering heat of midday. Overall, August presents a perfect blend of mild temperatures, inviting both tourists and locals to bask in the charm of Oaxaca.

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

The chart illustrates August temperature patterns in Oaxaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec616466686966666565656361
Data source: Temperature data for Oaxaca 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 Oaxaca

August in Oaxaca, Mexico, marks a significant height in the region's rainfall, contributing to an impressive 174 mm (6.9 in) over 20 days. This surge signifies the heart of the wet season, as it follows a steady rise from the earlier months. Starting from the scant 3 mm (0.1 in) in January and slowly ascending, precipitation spikes dramatically in June and July, laying the groundwork for August’s significant totals. This intense rainfall continues into September, which subsequently registers the highest monthly precipitation of the year. Not only does August deliver substantial moisture, but it also showcases the culmination of months of increasing precipitation, highlighting Oaxaca's vibrant and transformative rainy season.

August Precipitation Trends in Oaxaca

The chart displays monthly precipitation patterns in Oaxaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec33112960215102174227109136
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Oaxaca

In Oaxaca, Mexico, the humidity levels create a distinct rhythm throughout the year, with August experiencing a moderate 80% humidity. This month marks a slight uptick from the lower levels seen in April (67%) and maintains a consistent trend with the preceding months, where humidity remains relatively stable. As summer progresses into August, the humidity begins to rise notably, mirroring the trend of increased moisture in the air. Following August, the environment’s stickiness intensifies even further in September and creeps up to October's peak of 89%, showcasing the region's transition into the wetter months ahead. Humidity in Oaxaca serves as a constant reminder of the lush landscapes and vibrant culture, providing context to the unique climate experienced by residents and visitors alike.

August Average Humidity in Oaxaca

This chart illustrates the average monthly humidity levels in Oaxaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%73%67%72%73%76%80%84%89%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Oaxaca

In August, Oaxaca experiences a UV Index of 14, categorizing exposure as extreme and resulting in a burn time of just 10 minutes. This month continues the trend established in the preceding summer months of June and July, where an unwavering UV Index of 15 set the stage for intense sun exposure. Interestingly, while August sees a slight dip from the peak, the high UV levels remain consistent with the early summer months, emphasizing the need for sun protection for both locals and travelers. As the season transitions into September, the index holds at 14, showcasing that the summer heat persists. For those venturing out during this time, it's crucial to abide by sun safety guidelines for a safe experience under the vibrant Oaxaca sun. For more details, visit Oaxaca UV Index.

Maximum UV Index Levels in Oaxaca for August

The chart shows the monthly maximum UV Index (UVI) for Oaxaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec10131515151515141413119
Data source: Oaxaca 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 Oaxaca

In August, Oaxaca basks in the glow of approximately 280 hours of sunshine, making it a vibrant time to explore this culturally rich destination. Following the peak sunshine of late winter and spring, which boasts over 300 hours in March and April, summer brings a slight dip in sunlight but maintains a warm, inviting atmosphere. The gradual decrease from July’s 304 hours hints at the transition towards the milder months ahead, yet August still offers plenty of brightness for outdoor adventures. As the summer heat envelops the region, the lush landscapes and colorful festivals thrive, ensuring that visitors can soak up the sun while experiencing the unique charm of Oaxaca.

Monthly Sunshine Duration in Oaxaca: August Highlighted

The August sunshine duration represents the total number of hours Oaxaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec230h274h313h313h311h258h304h280h256h267h282h293h
Data source: Oaxaca August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oaxaca During August

In August, the likelihood of sunny weather in Oaxaca, Mexico, dips to 20%, continuing a trend of increasing cloud cover as the summer progresses. Following a peak in February, where the sun graced the skies 82% of the time, the months of June and July already hinted at a darker turn, showcasing only 8% and 24% chances, respectively. This downward trend highlights August as one of the cloudier months, often characterized by more rainfall and cooler temperatures. As the rainy season unfolds, visitors may want to pack accordingly and embrace the beauty of Oaxaca even under a softer sky.

Percentage of Sunny Days in August in Oaxaca

The chart illustrates the percentage of sunny days in Oaxaca 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 Oaxaca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%82%77%67%35%8%24%20%12%30%60%79%
Data source: Oaxaca August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oaxaca in August

In Oaxaca, Mexico, August marks a pivotal point in the daylight duration calendar, offering about 12 hours of daylight. This month reflects a gentle decline from the longer days of summer, where June and July bask in 13 hours each. As the year unfolds, the days gradually shorten, starting from a consistent 11 hours in the winter months of January and February, then extending into the vibrant spring and summer, before tapering back down in the fall. The trend captures an essence of balance in Oaxaca's solar cycle, allowing residents and visitors alike to enjoy the warm, sunlit days while anticipating the gradual shift toward the cozy embrace of autumn.

Average Daylight Hours in Oaxaca for August

The chart illustrates the variation in daylight duration in Oaxaca throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 14m11h 35m12h 2m12h 31m12h 55m13h 6m13h12h 39m12h 11m11h 43m11h 19m11h 7m
Data source: Oaxaca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Oaxaca

In Oaxaca, Mexico, the August winds gently whisper through the region, reaching an average speed of 1.5 m/s (3 mph). This slight decrease from the summer peak in July reflects a gradual shift in the seasonal breeze patterns. As the year unfolds, wind speeds show a subtle ebb and flow—starting strong in the first half of the year before easing into the calm of late summer and early autumn. Notably, peak winds occur earlier in the year, with February and April both averaging 2.0 m/s (5 mph), while the quieter months of August and September serve as a reminder of the region's tranquil charm. As the year draws to a close, winds pick up slightly again in November, hinting at the dynamic climatic transitions that characterize this picturesque setting.

Average August Wind Speed in Oaxaca

The chart displays monthly wind speed patterns in Oaxaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.72.01.92.01.61.31.61.5 m/s1.31.61.81.7
Data source: Oaxaca August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Oaxaca Compares to Other Months

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

August and January present contrasting weather patterns. In August, temperatures range from a cool 11°C (52°F) to a warm 28°C (83°F) with an average of 19°C (66°F). This month is characterized by significant rainfall, accumulating 174 mm (6.9 in) over about 20 days, leading to high humidity levels of 80%. In contrast, January boasts a milder climate with a minimum temperature of 1°C (35°F) and a maximum of 30°C (86°F), while the average temperature sits at 16°C (61°F). Notably, January experiences minimal precipitation, with just 3 mm (0.1 in) and no rainy days, contributing to a higher humidity of 84%. For more detailed insights, check out Oaxaca weather in January.

August and February present quite distinct weather conditions. In August, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). This month is also characterized by significant rainfall, averaging 174 mm (6.9 in) over 20 days, contributing to the overall humidity of 80%. In contrast, February experiences milder temperatures, with a minimum of 1°C (34°F) and a maximum of 31°C (88°F), averaging 18°C (64°F). Notably, February is much drier, with only 3 mm (0.1 in) of precipitation across zero rainy days, yet it maintains the same humidity level of 80%. For more on the specifics of February weather, visit Oaxaca weather in February.

In comparing the weather between August and March, notable differences emerge. August typically experiences a milder average temperature of 19°C (66°F), with daily highs reaching up to 28°C (83°F), but it also comes with significant rainfall, averaging 174 mm (6.9 in) over 20 days and high humidity at 80%. In contrast, March boasts similar average temperatures of 19°C (66°F) but can reach maximum highs of 32°C (90°F), and is marked by minimal rainfall, only 11 mm (0.4 in) over just one day, accompanied by lower humidity at 73%. For a deeper look into March weather specifics, you can explore Oaxaca weather in March.

Comparing the weather in August and April reveals significant differences in temperature, precipitation, and humidity. In August, temperatures range from a cooler minimum of 11°C (52°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). This month also experiences substantial rainfall, with 174 mm (6.9 in) spread across about 20 days and a high humidity level of 80%. In contrast, April boasts warmer conditions with temperatures reaching a minimum of 6°C (43°F), an average of 20°C (68°F), and a peak of 33°C (92°F). The precipitation is minimal, totaling only 29 mm (1.2 in) over just 4 days, accompanied by lower humidity at 67%. For more detailed information, you can refer to Oaxaca weather in April.

In comparing the weather of August and May, we see distinct differences in temperature and precipitation patterns. May experiences slightly cooler nighttime temperatures with a minimum of 9°C (49°F), while August has a higher minimum of 11°C (52°F). The average temperature in May reaches up to 20°C (69°F), peaking at a maximum of 34°C (94°F), which is warmer than August's average of 19°C (66°F) and max of 28°C (83°F). Additionally, May sees significantly less rainfall, with only 60 mm (2.4 in) falling over 9 days, compared to August's 174 mm (6.9 in) over 20 days. Humidity is also higher in August at 80%, compared to May's 72%. For more details about typical weather conditions, check Oaxaca weather in May.

When comparing the weather in August and June, both months share a similar range of temperatures, with June slightly warmer, peaking at a maximum of 30°C (86°F) compared to August's 28°C (83°F). Interestingly, both months feature an average temperature of 19°C (66°F) and a minimum of 11°C (51-52°F). However, August receives more precipitation, totaling 174 mm (6.9 in) over 20 days, while June sees 215 mm (8.5 in) over just 19 days, indicating a wetter month overall. Additionally, June has lower humidity at 73%, compared to August's 80%. For more details, check out Oaxaca weather in June.

In comparing the weather between July and August, both months feature similar average temperatures, with July experiencing a slightly higher maximum of 29°C (84°F) compared to August’s peak of 28°C (83°F). However, August stands out with significantly higher precipitation, receiving 174 mm (6.9 in) over 20 days, while July sees just 102 mm (4.0 in) over 14 days. Additionally, humidity levels are higher in August, averaging 80% compared to July's 76%. For more detailed information on July weather, you can visit Oaxaca weather in July.

August and September present a very similar temperature profile, with both months experiencing minimum temperatures around 10-11°C (50-52°F) and maximum temperatures reaching up to 28°C (83°F). The average temperature remains consistent at 19°C (66°F) for both months. However, September sees a notable increase in precipitation, totaling 227 mm (8.9 in), compared to August's 174 mm (6.9 in), despite both months experiencing rainfall on approximately 20 days. Additionally, September has a slightly higher humidity level at 84%, compared to August's 80%. For more details, you can check out Oaxaca weather in September.

In August, the weather tends to be warmer with minimum temperatures around 11°C (52°F) and maximum averages reaching 28°C (83°F), accompanied by significant precipitation of 174 mm (6.9 in) over 20 days. The high humidity level of 80% contributes to a sultry atmosphere typical of late summer. In contrast, October offers a slightly cooler climate, featuring minimum temperatures of 5°C (41°F) and an average of 18°C (65°F), while still managing to peak at 29°C (84°F). The total precipitation decreases to 109 mm (4.3 in) across 12 days, and the humidity rises to 89%, creating a refreshing yet damp feel as the month progresses. For more detailed information about the weather in Oaxaca during October, you can visit Oaxaca weather in October.

In comparing the weather of August and November, August typically offers warmer temperatures, with a minimum of 11°C (52°F) and an average of 19°C (66°F), peaking at 28°C (83°F). This month also experiences significant rainfall, with 174 mm (6.9 in) spread over 20 days and a humidity level of 80%. In contrast, November sees cooler conditions, with a minimum temperature of 6°C (43°F) and an average of 17°C (63°F), while still reaching a maximum of 29°C (84°F). Notably, November is much drier, accumulating only 12 mm (0.5 in) of precipitation over just 2 days, accompanied by a slightly higher humidity of 88%. For more detailed information, you can visit Oaxaca weather in November.

August and December present a striking contrast in weather patterns. In August, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). The month is characterized by significant precipitation, with 174 mm (6.9 in) falling over 20 days, resulting in a relatively humid atmosphere at 80%. In contrast, December experiences milder temperatures, with a minimum of 2°C (36°F) and an average of 16°C (61°F), while peaking again at 28°C (83°F). This month sees a drastic reduction in precipitation to just 6 mm (0.2 in) over a single day, accompanied by higher humidity levels at 88%. For more detailed information about December weather in Oaxaca, visit Oaxaca weather in December.

Compare Oaxaca's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Oaxaca

As August rolls into Oaxaca, the weather transforms into a blend of warmth and moisture, distinguishing it from other months. With daytime temperatures peaking around 28°C (83°F) and the average dropping to a refreshing 19°C (66°F) at night, this month embraces a unique balance of heat and coolness. Rainfall becomes more prominent, with around 20 days of Precipitation totaling 174 mm (6.9 in), making it one of the wetter months of the year. The elevated humidity levels, sitting at about 80%, add a lush vibrancy to the landscape. For a deeper understanding of seasonal variations and how they shape the local climate, visit Oaxaca Climate.