August Weather in Guanajuato, Mexico

Last updated: April 22, 2025

Guanajuato, Mexico, in August, offers a warm climate characterized by a maximum temperature reaching 33°C (91°F) and an average of 25°C (78°F). While visitors can enjoy warm days, nights cool slightly, with temperatures dipping to a minimum of 20°C (68°F). However, this month is also marked by substantial precipitation, with a total of 355 mm (14.0 in) spread over 28 days, resulting in an humidity level of 82%. As such, travelers should prepare for a mix of warm weather and intermittent rains, making it essential to embrace the vibrant atmosphere of this stunning city while staying adaptable to the elements.

August Temperature in Guanajuato

In August, Guanajuato experiences a delightful warmth, with temperatures ranging from a comfortable 20°C (68°F) at night to a pleasant 33°C (91°F) during the day. This month maintains the trend of moderate averages, settling around 25°C (78°F), showing little fluctuation in comparison to the preceding summer months of June and July. The city's climate remains pleasantly consistent, with nighttime temperatures remaining stable and ideal for evening strolls. As summer transitions into fall, August’s conditions continue to offer an inviting backdrop for exploration, underscoring Guanajuato's charm as a year-round destination.

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

The chart illustrates August temperature patterns in Guanajuato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec757678797977787777777775
Data source: Temperature data for Guanajuato 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 Guanajuato

August marks a significant peak in precipitation for Guanajuato, Mexico, with 355 mm (14.0 in) of rain falling over just 28 days. This substantial increase from the drier months earlier in the year, like January and February, known for their minimal rainfall of only 3 mm, highlights the transition into the region's rainy season. The month maintains the trend of increasing rainfall that started in late spring, with May and June already recording notable amounts of 176 mm and 327 mm, respectively. In August, the lush landscapes benefit from this heightened precipitation, setting the stage for September, which continues the trend with even higher rainfall at 391 mm (15.4 in). The consistent wet weather not only enriches the local flora but also underscores the importance of these months for water resources in the region.

August Precipitation Trends in Guanajuato

The chart displays monthly precipitation patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec331139176327277355391323384
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Guanajuato

In August, Guanajuato experiences its highest humidity of the year at a notable 82%, reflecting the soaring heat of mid-summer. This month is part of a clear upward trend that begins in the warmer months, with humidity levels gradually rising from 64% in March to a peak in August. Following this peak, humidity slightly dips in September but remains relatively high at 80%, ensuring that the warmth of summer lingers. Overall, the gradual increase in humidity showcases the transition from the cooler, drier months of winter to the more humid and warmer conditions of summer, creating a vibrant atmosphere in this historic city.

August Average Humidity in Guanajuato

This chart illustrates the average monthly humidity levels in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70%68%64%67%74%78%82%82%80%81%80%75%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Guanajuato

In August, Guanajuato, Mexico experiences an extreme UV Index of 13, indicating that sun exposure can lead to skin damage in as little as 10 minutes. As we move through the summer months, the UV Index remains consistently high, with values peaking at 14 from April to July. Notably, while August sees a slight decrease, it is essential for residents and visitors alike to remain vigilant and take protective measures against UV radiation. Following this trend, the UV Index begins to dip in September and further in October, but for those enjoying the vibrant summer of Guanajuato, sun safety is paramount. For further details on the UV Index throughout the year, check out Guanajuato UV Index.

Maximum UV Index Levels in Guanajuato for August

The chart shows the monthly maximum UV Index (UVI) for Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
Data source: Guanajuato 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 Guanajuato

August in Guanajuato, Mexico, enjoys a delightful 302 hours of sunshine, marking a peak in the summer glow before the transition into fall. This month follows July's sun-drenched 322 hours, showcasing the region's penchant for vibrant summer days. As the heart of the summer season, August bathes the city in warmth, contributing to an overall trend of increasing sunlight from the beginning of the year until mid-summer. Even as the calendar inches toward the cooler months of September and October, which offer a respectable 288 and 289 hours respectively, August stands out for its abundance of natural light. Embrace this sunny oasis as it ebbs into the gentle embrace of autumn, reminding us of the sun-soaked vibrancy that characterizes Guanajuato's unique charm.

Monthly Sunshine Duration in Guanajuato: August Highlighted

The August sunshine duration represents the total number of hours Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec249h282h322h315h317h275h322h302h288h289h309h314h
Data source: Guanajuato August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guanajuato During August

In August, Guanajuato, Mexico experiences a significant dip in sunny weather, with a mere 13% chance of sunshine. This is part of a broader trend, as the summer months show a consistent decline in clear skies—starting from 32% in May, plunging further down to 12% in June and 17% in July. The pattern of low sunlight continues in September with only 15%, showcasing the region's rainy season. As the year progresses, there is a notable recovery in clarity, with sunny probabilities rising up to 70% in November and peaking at 85% in December, making those months much more favorable for travelers seeking sunshine.

Percentage of Sunny Days in August in Guanajuato

The chart illustrates the percentage of sunny days in Guanajuato 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 Guanajuato experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%88%79%57%33%12%17%13%15%35%70%85%
Data source: Guanajuato August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guanajuato in August

In Guanajuato, Mexico, August enjoys a generous 12 hours of daylight, keeping with a consistent pattern seen from April through September. This half of the year, known for its longer days, peaks in June with 13 hours, gradually tapering back to 12 hours in both July and August. As the summer season comes to a close, daylight begins its shift towards shorter hours, sliding to 11 hours by October. This rhythmic variation in daylight reflects the region's subtropical climate, offering plenty of sunshine during the summer months while transitioning to a cozy autumn ambiance as the year progresses.

Average Daylight Hours in Guanajuato for August

The chart illustrates the variation in daylight duration in Guanajuato throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 17m11h 37m12h 2m12h 29m12h 51m13h 2m12h 56m12h 36m12h 11m11h 45m11h 22m11h 11m
Data source: Guanajuato daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Guanajuato

In August, the winds in Guanajuato, Mexico, gently whisper at an average speed of 1.1 m/s (2 mph), marking the calmest month of the year. This subtle breeze is part of a notable trend throughout the summer; as the season unfolds from June, where winds also average 1.2 m/s (3 mph), they gradually wane by August. Following this lull, the wind speed experiences a modest rebound in September, returning to 1.2 m/s (3 mph). The overall pattern highlights a serene summer atmosphere in Guanajuato, where the tranquil August air invites leisurely strolls through the city’s vibrant streets and breathtaking landscapes.

Average August Wind Speed in Guanajuato

The chart displays monthly wind speed patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.11.91.71.21.21.11.1 m/s1.21.22.11.7
Data source: Guanajuato August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Guanajuato Compares to Other Months

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

August and January present stark contrasts in weather conditions. In August, temperatures range from a minimum of 20°C (68°F) to a scorching maximum of 33°C (91°F), with an average of 25°C (78°F). This month sees significant rainfall, totaling 355 mm (14.0 in) over 28 days, contributing to a high humidity level of 82%. Conversely, January offers milder weather, with temperatures dipping to a minimum of 14°C (57°F) and reaching a maximum of 34°C (93°F), while averaging 24°C (75°F). Remarkably, January experiences minimal precipitation, with only 3 mm (0.1 in) over the entire month and no rainy days, resulting in a lower humidity of 70%. For more detailed information about the weather in January, refer to Guanajuato weather in January.

August and February present quite different weather patterns. In August, temperatures range from a minimum of 20°C (68°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F). The month is characterized by high humidity at 82% and significant rainfall, with 355 mm (14.0 in) falling over 28 days. In contrast, February sees milder temperatures, with a minimum of 14°C (58°F) and a maximum of 34°C (93°F), while maintaining an average of around 25°C (77°F). Notably, February is much drier, receiving only 3 mm (0.1 in) of precipitation over the entire month and experiencing no rainy days, along with lower humidity at 68%. For more details, you can check Guanajuato weather in February.

In comparison to March, August offers a more humid and wet climate. While March maintains a comfortable average temperature of 26°C (78°F) with a maximum of 35°C (95°F), August's average of 25°C (78°F) with a peak of 33°C (91°F) is slightly lower. However, August experiences significantly more rainfall, with 355 mm (14.0 in) over 28 days, compared to March's minimal 11 mm (0.4 in) over just 2 days. Additionally, August's humidity level is notably higher at 82%, while March has a more moderate humidity of 64%. For more details, check out Guanajuato weather in March.

When comparing the weather in August and April, several key differences emerge. August typically features a milder average temperature of 25°C (78°F) with minimums around 20°C (68°F), while April boasts a slightly higher average of 26°C (79°F) and can reach maximum temperatures of up to 35°C (96°F). However, April experiences significantly less precipitation, with only 39 mm (1.5 in) spread over about 7 days, compared to August's heavier rainfall of 355 mm (14.0 in) over 28 days. Additionally, humidity levels in August are considerably higher at 82%, contrasting with April's more comfortable 67%. For more specific details on April's weather, you can check Guanajuato weather in April.

August and May present distinct weather patterns. In August, temperatures range from a minimum of 20°C (68°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F). This month also sees considerable rainfall, totaling 355 mm (14.0 in) over 28 days, alongside high humidity levels at 82%. In contrast, May experiences slightly higher temperatures, with a minimum of 21°C (69°F) and a maximum of 35°C (95°F), averaging 26°C (79°F). Precipitation in May is significantly lower at 176 mm (6.9 in) across 24 days, and the humidity level is more moderate at 74%. For more details on how May weather unfolds, check Guanajuato weather in May.

When comparing the weather in August and June, we find that both months share similar temperature ranges, with minimums around 20°C (68°F) and averages of 25°C (78°F). However, August typically feels slightly more humid, with humidity levels reaching 82% compared to June's 78%. Precipitation also varies slightly; August sees more rainfall, totaling 355 mm (14.0 in) over 28 days, while June has 327 mm (12.9 in) over 26 days. For a deeper dive into the specifics of weather patterns, check out Guanajuato weather in June.

In comparing the weather between August and July, both months exhibit a similar temperature range, with July displaying an average of 26°C (78°F) compared to August's average of 25°C (78°F). Notably, the maximum temperatures remain consistent at 33°C (91°F) for both months. However, August sees significantly higher precipitation, measuring 355 mm (14.0 in) over 28 days, in contrast to July's 277 mm (10.9 in) across 29 days. Humidity levels are also comparable, with August at 82% and July at 81%. For a closer look at July's weather specifics, you can explore Guanajuato weather in July.

In comparing the weather between August and September, both months exhibit similar temperature ranges, with minimums around 20°C (68°F), average temperatures at approximately 25°C (78°F), and maximums slightly decreasing from 33°C (91°F) in August to 32°C (89°F) in September. However, September experiences slightly higher precipitation, totaling 391 mm (15.4 in) over 27 days compared to August's 355 mm (14.0 in) over 28 days. Humidity levels remain fairly consistent, with August at 82% and September slightly lower at 80%. For more details on the weather conditions during September, you can visit Guanajuato weather in September.

In August, the weather tends to be slightly wetter and more humid, with average temperatures ranging from a minimum of 20°C to a maximum of 33°C. This month experiences significant rainfall, accumulating to 355 mm over 28 days with humidity levels around 82%. In contrast, October brings similar temperature ranges with a minimum of 20°C and a maximum of 33°C, but it is associated with a reduction in precipitation to 323 mm over 27 days, alongside a slightly lower humidity at 81%. For more detailed information about the weather patterns in October, you can check Guanajuato weather in October.

August and November exhibit notable differences in weather patterns despite having similar average temperatures. In August, temperatures range from a minimum of 20°C (68°F) to a maximum of 33°C (91°F), accompanied by high humidity levels at 82%. However, this month is marked by significant rainfall, with a total precipitation of 355 mm (14.0 in) spread across 28 days. In contrast, November presents slightly cooler conditions with minimum temperatures at 17°C (63°F) and the same maximum of 33°C (92°F). Notably, November experiences much less rainfall, totaling only 38 mm (1.5 in) over just 8 days, while maintaining a similar humidity level of 80%. For more detailed information, you can visit Guanajuato weather in November.

In August, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (91°F) and an average of 25°C (78°F). The month also sees significant rainfall, accumulating around 355 mm (14.0 in) over 28 days, resulting in a high humidity level of 82%. In contrast, December offers cooler conditions, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 33°C (91°F) and an average of 24°C (76°F). Precipitation during December is minimal, totaling only 4 mm (0.2 in) across just 2 days, and humidity levels drop to 75%. For more details about the December weather, you can check this link: Guanajuato weather in December.

Compare Guanajuato's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Guanajuato

In August, Guanajuato experiences a unique blend of warmth and humidity that sets it apart from the drier months of the year. With temperatures soaring to a maximum of 33°C, the air feels particularly muggy due to high humidity levels. This month is also characterized by frequent rainfall, with precipitation occurring on nearly every day, giving the landscape a lush, vibrant charm. While other months may offer clearer skies, August's consistency in moisture shapes a distinctive climate that both locals and visitors have learned to embrace. For more insights on how the weather shifts throughout the year, check out Guanajuato Climate.