August Weather in San Miguel, Mexico

Last updated: April 22, 2025

In August, San Miguel, Mexico experiences a warm climate characterized by a maximum temperature of 39°C (103°F) and an average temperature of 30°C (85°F), creating ideal conditions for summer activities. While the nights offer a cooler minimum of 18°C (65°F), the daytime heat is complemented by a relatively high humidity level of 71%. Rainfall is minimal, with only 8 mm (0.3 in) of precipitation spread across 2 days, allowing for plenty of sunshine and vibrant outdoor experiences. Visitors can enjoy the lively atmosphere while appreciating the distinctly warm and slightly humid August weather.

August Temperature in San Miguel

In August, San Miguel, Mexico basks in warm and inviting temperatures, perfect for those seeking to experience the vibrant culture and stunning landscapes. With a minimum of 18°C (65°F) and an average of 30°C (85°F), the days are characterized by pleasant warmth, allowing for leisurely outdoor activities. The maximum temperature peaks at 39°C (103°F), reminiscent of the earlier summer months, yet slightly cooler than the sweltering highs of May and June. As summer transitions to fall, August offers a delightful balance—warm enough to enjoy, but with the promise of cooler evenings, making it an ideal time to explore this charming destination.

August Weather in San Miguel: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in San Miguel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596672798586858580756761
Data source: Temperature data for San Miguel 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 San Miguel

In August, San Miguel experiences a relatively mild precipitation total of 8 mm (0.3 in) over just two days of rainfall, marking a slight decline from the heavier showers of July, which brought 22 mm (0.9 in). This pattern suggests a gradual transition towards the wetter months ahead, as September is known for its substantial increase in rainfall, averaging 33 mm (1.3 in). The summer months show a tendency for sporadic rainfall, beginning with negligible amounts in earlier months, then peaking in July before softening in August. This fluctuation underscores the region's evolving climate, as it gears up for the more consistent rains of fall, creating a dynamic yet serene landscape.

August Precipitation Trends in San Miguel

The chart displays monthly precipitation patterns in San Miguel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec45924122283325511
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Miguel

In August, San Miguel experiences a humidity level of 71%, marking a slight drop from the previous month but still indicative of the lingering summer warmth. This month sits comfortably within the range of high humidity seen since July, which peaked at 73%. Observing the yearly trend, humidity begins to rise significantly during the summer months, particularly starting in June and hitting a high of 82% by September. The gradual increase from 48% in April to 71% in August reflects the region’s shift from dry to wet conditions, ultimately leading to the more humid fall months. As we transition from summer into autumn, it’s clear that San Miguel’s climate is characterized by these notable fluctuations in humidity, creating a rich tapestry of weather experiences throughout the year.

August Average Humidity in San Miguel

This chart illustrates the average monthly humidity levels in San Miguel, 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%62%53%48%52%64%73%71%82%83%82%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Miguel

In August, San Miguel, Mexico, experiences an extreme UV Index of 13, maintaining the trend set from May through July. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take protective measures when outdoors. This heightened level of UV radiation peaks during the summer months, highlighting the importance of sun safety in San Miguel. Following August, the UV Index slightly drops to 11 in October but remains in the extreme category for most of the latter half of the year. Awareness of these UV levels is key for enjoying the beautiful outdoors safely. For further insights, check out San Miguel UV Index.

Maximum UV Index Levels in San Miguel for August

The chart shows the monthly maximum UV Index (UVI) for San Miguel 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.
JanFebMarAprMayJunJulAugSepOctNovDec710121313131313131187
Data source: San Miguel 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 San Miguel

August in San Miguel, Mexico, is a sun-drenched delight with an impressive 343 hours of sunlight. This month, highlighted by its residual warmth of summer, follows a trend of increasing daylight that peaks in July with 356 hours. As the year unfolds, the sunshine gradually transitions from a high of 353 hours in May to a slightly softer embrace by September, which sees a decrease to 298 hours. This rhythmic pattern showcases the importance of August—not just as a mid-summer peak, but as a delightful period where the days remain long and filled with golden light, inviting both residents and visitors to savor the beauty of the season.

Monthly Sunshine Duration in San Miguel: August Highlighted

The August sunshine duration represents the total number of hours San Miguel 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.
JanFebMarAprMayJunJulAugSepOctNovDec219h262h310h324h353h350h356h343h298h291h272h272h
Data source: San Miguel August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Miguel During August

In August, the likelihood of sunny weather in San Miguel, Mexico, dips to 53%, marking a notable shift from the prime sunny months of May and June, which boast chances of 77% and 67% respectively. This slight decline continues the downward trend observed since July, where sunny days become less frequent. As summer transitions into fall, the month of August typically experiences a mix of sun and the occasional rain, offering a glimpse of both warmth and the refreshing rains that often grace the region during this time. While August may not offer the highest chances for uninterrupted sunshine, it still provides a charming atmosphere ideal for enjoying the vibrant local culture.

Percentage of Sunny Days in August in San Miguel

The chart illustrates the percentage of sunny days in San Miguel 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 San Miguel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec72%70%62%71%77%67%55%53%61%70%67%63%
Data source: San Miguel August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Miguel in August

In San Miguel, Mexico, the rhythm of daylight throughout the year reveals a captivating seasonal dance. August sees a delightful return to 12 hours of daylight, mirroring the sunlit expanses of spring and early summer. This month gracefully bridges the longer summer days, which peak at 13 hours from May to July, and the gradual decline as autumn approaches. The consistent daylight from April through September invites both locals and visitors to revel in outdoor activities, while the shift to shorter days in October heralds the cozy embrace of fall. Overall, San Miguel's daylight duration exemplifies a vibrant cycle, reflecting the beauty of each season.

Average Daylight Hours in San Miguel for August

The chart illustrates the variation in daylight duration in San Miguel throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 43m11h 17m12h 1m12h 46m13h 24m13h 42m13h 32m12h 58m12h 15m11h 30m10h 52m10h 33m
Data source: San Miguel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in San Miguel

In August, San Miguel de Allende experiences a gentle breeze with an average wind speed of 3.7 m/s (8 mph), a slight uptick from the calmer months of July and September. As summer peaks, the winds evoke a refreshing contrast to the warmth, contributing to the city’s charming atmosphere. Throughout the year, winds generally increase from the beginning of the year, peaking in June at 4.4 m/s (10 mph) before settling into a more moderate rhythm. The consistent but gentle breezes from August onward create optimal conditions for outdoor activities, encouraging locals and visitors alike to explore the picturesque streets and vibrant culture that San Miguel has to offer.

Average August Wind Speed in San Miguel

The chart displays monthly wind speed patterns in San Miguel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.73.63.84.24.43.53.7 m/s3.73.12.82.0
Data source: San Miguel August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in San Miguel Compares to Other Months

The weather in San Miguel 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 San Miguel and find detailed weather information for every month.

In comparing the weather between August and January, a distinct difference in temperature and precipitation can be observed. August boasts warmer conditions, with average temperatures around 30°C (85°F) and highs reaching up to 39°C (103°F), while January experiences milder temperatures, averaging 15°C (60°F) and peaking at 32°C (89°F). Precipitation is also more notable in August, with 8 mm (0.3 inches) expected over two days, compared to January's dry weather, which records only 4 mm (0.1 inches) of rain over no precipitation days. Both months have similar humidity levels, hovering around 71% in August and 70% in January, highlighting the consistent moisture in the air. For more detailed insights on January weather, you can visit San Miguel weather in January.

August and February present strikingly different weather conditions. In August, temperatures soar with a minimum of 18°C (65°F) and an average of 30°C (85°F), peaking at a sizzling 39°C (103°F). The month experiences some precipitation, with about 8 mm (0.3 in) over 2 days and a humidity level of 71%, which can make the heat feel even more intense. In contrast, February offers much cooler temperatures, with a minimum of -1°C (31°F) and an average of 19°C (67°F), while still reaching a maximum of 36°C (97°F). This month is relatively dry, with only 5 mm (0.2 in) of precipitation spread over no rainy days and a lower humidity of 62%. For those interested in more details, you can check out this link: San Miguel weather in February.

In comparing the weather of August and March, significant differences emerge. August typically presents warmer conditions with average temperatures around 30°C (85°F) and maximums reaching as high as 39°C (103°F). In contrast, March features milder weather, with an average temperature of 22°C (73°F) and maximums hitting 38°C (102°F). Precipitation levels are quite similar, with August receiving 8 mm over two days and March slightly higher at 9 mm over one day. Furthermore, humidity levels in August are noticeably higher at 71%, compared to the more comfortable 53% in March. For a detailed overview of March weather, you can refer to San Miguel weather in March.

In comparing the weather between August and April, significant differences emerge. August is characterized by warmer temperatures, featuring a minimum of 18°C (65°F) and averaging around 30°C (85°F), with a peak reaching up to 39°C (103°F). In contrast, April offers a milder climate, with temperatures ranging from a minimum of 9°C (48°F) to an average of 26°C (79°F), and a maximum of 38°C (101°F). Furthermore, August experiences higher humidity at 71%, compared to April’s more comfortable 48% humidity level. Rainfall is also more frequent in August, with 8 mm of precipitation over two days, while April boasts a drier profile with only 2 mm of precipitation and no rainy days. For more details, see San Miguel weather in April.

When comparing the weather in August and May, notable differences emerge. August features warmer averages with maximum temperatures reaching up to 39°C (103°F) and a higher humidity level of 71%. In contrast, May can experience extreme highs of 42°C (108°F), but maintains a lower average temperature of 29°C (85°F) and much less humidity at 52%. Rainfall is also a distinguishing factor, as August sees 8 mm (0.3 in) of precipitation over two days, while May remains dry with just 4 mm (0.2 in) and no rainy days. For a closer look at the weather conditions in May, visit San Miguel weather in May.

In comparing the weather of August and June, we see some notable differences. August features a minimum temperature of 18°C (65°F) and a maximum of 39°C (103°F), with an average of 30°C (85°F) and relatively low precipitation of 8 mm (0.3 in) over just 2 days, all while maintaining a humidity level of 71%. On the other hand, June showcases a slightly higher minimum temperature of 19°C (66°F) and an even warmer maximum of 42°C (108°F), with the same average of 30°C (86°F). June also has more precipitation, totaling 12 mm (0.5 in) over 3 days, but lower humidity at 64%. For more detailed information on the weather patterns, you can check San Miguel weather in June.

In comparing the weather between July and August, both months offer warm temperatures, but August tends to be slightly less humid and has lower overall precipitation. July starts off a bit warmer, with minimum temperatures around 20°C (69°F) and an average of 29°C (85°F). It experiences more rainfall, totaling 22 mm (0.9 in) over three days, and humidity is a touch higher at 73%. In contrast, August brings a minimum temperature of 18°C (65°F) and an average high of 30°C (85°F), with only 8 mm (0.3 in) of rain over just two days and a slight decrease in humidity to 71%. For more detailed insights into the weather patterns of July, you can visit San Miguel weather in July.

August and September exhibit notable differences in weather patterns, despite sharing similar maximum temperatures. In August, temperatures range from a minimum of 18°C (65°F) to an average of 30°C (85°F), with lower humidity at 71% and minimal precipitation, totaling only 8 mm (0.3 in) over 2 days. In contrast, September experiences slightly cooler nighttime temperatures, averaging a minimum of 16°C (62°F) and daytime highs averaging 27°C (81°F). This month also brings increased humidity at 82% and significantly more rainfall, with 33 mm (1.3 in) over 5 days. For more detailed insights on September weather, visit San Miguel weather in September.

August and October present contrasting weather patterns. In August, temperatures are significantly higher, with averages around 30°C (85°F) and maximums reaching up to 39°C (103°F), while the weather remains relatively dry with only 8 mm (0.3 in) of rain over 2 days. In contrast, October experiences milder temperatures, averaging 24°C (76°F) and maxing out at 37°C (98°F), but with increased precipitation of 24 mm (1.0 in) over 4 days, contributing to a higher humidity level of 83%. For more detailed information on the weather during this month, you can check San Miguel weather in October.

August and November present contrasting weather patterns. In August, temperatures soar with average highs reaching 30°C (85°F) and maximums hitting 39°C (103°F), accompanied by high humidity at 71%. The month sees only a slight amount of precipitation, totaling 8 mm over just 2 days. In contrast, November experiences cooler temperatures, with an average of 19°C (67°F) and maximums of 34°C (94°F). Although it features a lower high temperature, November's minimum plunges to -1°C (31°F), and it has just 5 mm of precipitation over 1 day, coupled with increased humidity at 82%. For more detailed information on November weather, visit San Miguel weather in November.

In August, temperatures soar with an average of 30°C (85°F), peaking at a hot 39°C (103°F), while humidity hovers at a high 71%. Precipitation is minimal, occurring on just 2 days with a total of 8 mm (0.3 in). In contrast, December brings a significant drop in temperature, with an average of 16°C (61°F) and a maximum of 32°C (90°F), while nighttime can see lows plummeting to -1°C (30°F). Precipitation in December increases slightly to 11 mm (0.4 in) but occurs on only 1 day, and humidity rises to 84%. This stark contrast in weather conditions highlights the seasonal shift in climate, making December a much cooler and humid month. For more detailed information, check out San Miguel weather in December.

Compare San Miguel's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in San Miguel

As August settles in San Miguel, the warmth of summer peaks, with temperatures typically rising, creating a vibrant atmosphere for visitors. While average highs reach around 30°C, it's not uncommon to experience intense heatwaves pushing the mercury up to a sweltering 39°C. A slight drop in precipitation compared to the preceding months indicates that while the humidity remains high at 71%, rain only graces the area for a couple of days. This unique blend of heat and humidity sets August apart from the milder temperatures of earlier summer months, making it a pivotal time for those looking to soak in the sun before the transitions into fall. For a deeper understanding of the changing conditions throughout the year, explore the detailed insights on San Miguel Climate.