August Weather in San Luis Potosi, Mexico

Last updated: April 22, 2025

In August, San Luis Potosi experiences a striking blend of heat and dry conditions, with temperatures soaring to a maximum of 48°C (118°F) and averaging around 36°C (97°F). While nights provide some relief with a minimum temperature of 24°C (76°F), the humidity remains a moderate 42%, contributing to the intense daytime warmth. Surprisingly, the month sees only 12 mm (0.5 in) of rain, falling over just 4 days, making it a predominantly dry period for this vibrant Mexican city. Prepare for a hot summer experience, perfect for those who relish the sun!

August Temperature in San Luis Potosi

In August, San Luis Potosi experiences its peak summer heat, with temperatures climbing to a sizzling max of 48°C (118°F). The month typically starts warm, with a minimum temperature of 24°C (76°F), making for balmy nights. The average temperature hovers around 36°C (97°F), signaling the height of the heatwave that began in June. This trend reveals an increasingly intense summer, as August's sizzling climate continues to showcase the region's dramatic shift from milder winter months to scorching summer highs. As the summer draws to a close, temperatures remain notably high, but relief arrives in September with a slight dip, reminding us of the climatic rhythms of this vibrant location.

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

The chart illustrates August temperature patterns in San Luis Potosi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596268778291969790786858
Data source: Temperature data for San Luis Potosi 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 Luis Potosi

In August, San Luis Potosi experiences a moderate precipitation level of 12 mm (0.5 in), falling across four days. This marks a continuation of the rainy season initiated in July, where earlier showers provided 14 mm (0.5 in) across three days. The trend reveals a steady increase in rainfall from the dry months of April and May, which saw almost negligible precipitation, to the more humid late summer. As the region transitions into September, precipitation slightly rises again to 13 mm (0.5 in), reinforcing the idea that late summer provides essential moisture before the drier months approach. Overall, August serves as a pivotal moment in the annual climatic cycle for San Luis Potosi, balancing the scales between the arid and rainy seasons.

August Precipitation Trends in San Luis Potosi

The chart displays monthly precipitation patterns in San Luis Potosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91311331141213547
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Luis Potosi

August in San Luis Potosí, Mexico, marks a distinct shift in humidity levels, as the month experiences its lowest average humidity at 42%. Following the lush, wet summer months of June and July, which maintain a humidity of around 46%, August indicates a gradual transition towards drier conditions. This decrease in humidity can be attributed to seasonal changes as the region edges closer to the arid fall months. As the year progresses, humidity levels begin to rise again in September, reaching 52%, reflecting a return to more moisture-laden air, but nowhere near the 72% humidity that characterizes the peak of winter in January. Overall, the trend across the year highlights a clear delineation between the humid and drier seasons, showcasing how August serves as a pivotal point in this atmospheric rhythm.

August Average Humidity in San Luis Potosi

This chart illustrates the average monthly humidity levels in San Luis Potosi, 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 San Luis Potosi

In August, San Luis Potosi experiences an extreme UV Index of 11, demanding vigilance from both residents and visitors alike. This intensity is consistent with the preceding months of June and July, which also recorded the maximum UV Index of 11. With a burn time of just 10 minutes, precautions are essential to prevent skin damage. Fortunately, as summer wanes into September, the UV Index begins to drop, signaling a return to very high levels of 10. This trend highlights a significant seasonal pattern where the region's sun exposure peaks in mid-summer before gradually tapering off. For a detailed understanding of UV levels throughout the year, visit San Luis Potosi UV Index.

Maximum UV Index Levels in San Luis Potosi for August

The chart shows the monthly maximum UV Index (UVI) for San Luis Potosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec469101111121110854
Data source: San Luis Potosi 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 Luis Potosi

In August, San Luis Potosi basks in 358 hours of sunshine, continuing the summer's trend of abundant sunlight. This month stands out as a vibrant beacon, following a peak in June with 377 hours, and closely trailing July, which boasts 375 hours. The warmth of the sun is consistent, providing a perfect backdrop for outdoor activities and exploration. As summer wanes, the declining sunshine hours in September at 322 hours signal a gentle transition toward fall, yet the lingering glow of August encourages residents and visitors alike to embrace the lasting summer experience. The overall trend highlights a gradual increase in daylight from winter’s 204 hours in January to the sun-drenched summer months, illustrating San Luis Potosi’s allure as a sunlit destination.

Monthly Sunshine Duration in San Luis Potosi: August Highlighted

The August sunshine duration represents the total number of hours San Luis Potosi 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h251h309h331h373h377h375h358h322h304h264h247h
Data source: San Luis Potosi August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Luis Potosi During August

As summer transitions into autumn, August in San Luis Potosí, Mexico, boasts an impressive 83% chance of sunny weather, making it one of the brighter months of the year. This pattern follows a general trend where the likelihood of sun peaks in late spring, with May achieving a notable 93%. However, after a dip in July, with a stark 54% chance of sunshine, August resumes a more robust forecast, aligning closely with the slightly higher probabilities seen in September and October. Overall, August stands out as a month where sunshine predominates, perfect for outdoor adventures and soaking up the vibrant surroundings.

Percentage of Sunny Days in August in San Luis Potosi

The chart illustrates the percentage of sunny days in San Luis Potosi 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 Luis Potosi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec71%73%84%82%93%77%54%83%85%80%75%62%
Data source: San Luis Potosi August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Luis Potosi in August

In San Luis Potosi, Mexico, the daylight duration experiences a noticeable rhythm throughout the year, peaking during the warm summer months. Starting with 10 hours of daylight in January, the days gradually lengthen, reaching a high of 14 hours during June and July. As August arrives, daylight begins to taper off to 13 hours, signaling the transition towards shorter days. This pattern continued through September, where daylight decreases to 12 hours, before falling back to 11 hours in October and returning to 10 hours by winter. The gradual ebb and flow of daylight in San Luis Potosi not only defines the seasons but also enriches the experience of its vibrant landscapes and lively culture.

Average Daylight Hours in San Luis Potosi for August

The chart illustrates the variation in daylight duration in San Luis Potosi 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 2m12h12h 59m13h 49m14h 14m14h13h 16m12h 18m11h 19m10h 28m10h 2m
Data source: San Luis Potosi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in San Luis Potosi

In August, the charm of San Luis Potosi continues with a gentle breeze, averaging 2.5 m/s (6 mph). This marks a subtle dip from the summer peak in July when winds reached 2.9 m/s, but it remains consistent with the preceding months, indicating a steady atmospheric embrace typical of late summer. As the season transitions toward fall, it's notable that the wind speeds tend to decrease gradually; September follows with a softer gust of 2.1 m/s. Overall, August's winds reflect a serene stability, gently inviting locals and visitors alike to enjoy the vibrant landscapes under the warm sun.

Average August Wind Speed in San Luis Potosi

The chart displays monthly wind speed patterns in San Luis Potosi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.72.72.72.52.52.92.5 m/s2.12.42.22.2
Data source: San Luis Potosi August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in San Luis Potosi Compares to Other Months

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

August and January present drastically different weather experiences. In August, temperatures soar with a minimum of 24°C (76°F) and an average high reaching a sweltering 36°C (97°F), peaking at a scorching 48°C (118°F). The humidity is relatively low at 42%, with some rainfall occurring across four days, totaling 12 mm (0.5 in). In sharp contrast, January brings cooler temperatures, with minimums dipping to 1°C (35°F) and an average high of 15°C (60°F), culminating at 30°C (86°F). Additionally, January has higher humidity at 72% and significantly less precipitation, with only 9 mm (0.3 in) falling over just one day. For more details, check out the San Luis Potosi weather in January.

August and February feature contrasting weather patterns. In August, temperatures soar, with averages reaching 36°C (97°F) and peaks hitting a sweltering 48°C (118°F), accompanied by relatively low humidity at 42%. The month sees minimal precipitation, with only 12 mm (0.5 in) falling over four days. In stark contrast, February offers a much cooler climate, as temperatures dip to a minimum of 2°C (35°F) and an average of 17°C (62°F), while highs reach a comfortable 31°C (89°F). The humidity is significantly higher at 77%, and it experiences less precipitation, accumulating the same 12 mm (0.5 in) over just two days. For a closer look at February weather specifics, visit San Luis Potosi weather in February.

The weather in August is characterized by scorching heat, with average temperatures soaring to 36°C (97°F) and extremes reaching up to 48°C (118°F), accompanied by relatively low humidity at 42% and minimal precipitation of 12 mm (0.5 in) over about 4 days. In contrast, March presents a much cooler climate, where temperatures range from a minimum of 5°C (41°F) to a pleasant average of 20°C (68°F). March also experiences higher humidity at 67%, with only 11 mm (0.4 in) of rainfall occurring over just one day. For more details on March's weather, you can visit San Luis Potosi weather in March.

August and April present stark contrasts in weather. August experiences much higher temperatures, with an average of 36°C (97°F) and peaks reaching up to 48°C (118°F), while April's milder conditions feature an average of 25°C (77°F) and maxima of 43°C (110°F). Additionally, August sees a low amount of precipitation at 12 mm (0.5 in) over four days, compared to April's even drier conditions with only 3 mm (0.1 in) and no recorded rainy days. Humidity levels are also notably different, with August at 42% and April higher at 56%. For more detailed insights, check out San Luis Potosi weather in April.

In comparing the weather of August and May, August is characterized by significantly higher temperatures, with an average of 36°C (97°F) and maximums reaching up to 48°C (118°F), while May has a much cooler average of 28°C (82°F) and maximums of 44°C (111°F). Additionally, August experiences some rainfall, with around 12 mm (0.5 in) over four days, whereas May is remarkably dry, seeing no precipitation at all. Humidity levels are slightly higher in May at 46%, compared to August's 42%. For more detailed information, you can check out San Luis Potosi weather in May.

When comparing the weather in August and June, August tends to be hotter, with average temperatures around 36°C (97°F) and maximums reaching up to 48°C (118°F). June, while still hot, has a slightly lower average temperature of 33°C (91°F) and can peak at 49°C (121°F). Precipitation is minimal in both months, but June records no rainy days, whereas August sees about 12 mm (0.5 in) of rain over four days. Additionally, June has a higher humidity level at 48%, compared to August's 42%. For more detailed information on June's climate, you can visit San Luis Potosi weather in June.

In comparing the weather of August and July, we see many similarities along with a few notable differences. Both months experience high average temperatures of 36°C (97°F), with July slightly cooler at a minimum of 22°C (72°F) compared to August's minimum of 24°C (76°F). August records slightly less precipitation, receiving only 12 mm (0.5 in) over 4 days, whereas July sees 14 mm (0.5 in) spread across 3 days. Humidity is also somewhat lower in August at 42%, compared to July's 46%. For a detailed look at July's weather, you can visit San Luis Potosi weather in July.

In August, the weather is characterized by high temperatures, with a minimum of 24°C (76°F) and an average soaring to 36°C (97°F), peaking at a blistering 48°C (118°F). The month sees limited rainfall, with only 12 mm (0.5 in) of precipitation recorded over 4 days, coupled with a humidity level of 42%.

Conversely, September experiences a slight decrease in temperature, with a minimum of 15°C (59°F) and an average of 32°C (90°F), though it can still reach a maximum of 49°C (121°F). Precipitation increases slightly to 13 mm (0.5 in) but occurs over just 2 days, and humidity rises to 52%. For more information on September weather, visit San Luis Potosi weather in September.

In August, the weather is characterized by sweltering temperatures, with averages soaring to 36°C (97°F) and maximums reaching as high as 48°C (118°F). The humidity is relatively low at 42%, and there are occasional rains, with about 12 mm of precipitation over four days. In contrast, October offers a much cooler climate with a minimum temperature of 7°C (46°F) and an average of 26°C (79°F). It experiences minimal rainfall, with only 5 mm of precipitation and no rainy days, while humidity rises to 58%. For a deeper look into October's weather, you can visit San Luis Potosi weather in October.

In August, the weather is characterized by intense heat, with average temperatures soaring to 36°C (97°F) and maximum highs reaching a blistering 48°C (118°F). The humidity remains relatively low at 42%, and there is minimal precipitation, averaging just 12 mm (0.5 in) over four days. In contrast, November brings a significant drop in temperature, with averages of 20°C (68°F) and comfortable maximums of 35°C (96°F). The humidity is higher at 66%, but the month sees almost no rainfall, with only 4 mm (0.1 in) expected. For more detailed information, you can check out San Luis Potosi weather in November.

In August, the weather is characterized by extreme heat, with temperatures ranging from a minimum of 24°C (76°F) to a sweltering maximum of 48°C (118°F) and an average of 36°C (97°F). The humidity is moderately low at 42%, and there is some precipitation, totaling 12 mm (0.5 in) over about four days. In contrast, December brings a much cooler climate, with temperatures ranging from a low of 3°C (38°F) to a maximum of 29°C (84°F) and an average of 14°C (58°F). This month sees significantly higher humidity at 74% and minimal precipitation at just 7 mm (0.3 in) over one day. For more detailed information, you can check out San Luis Potosi weather in December.

Compare San Luis Potosi's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in San Luis Potosi

August in San Luis Potosí offers a striking contrast to the milder months of the year, with stifling heat dominating the landscape. The elevated average temperatures create a sweltering ambiance, nudging up to extreme highs that often push the thermometer beyond what many would consider tolerable. While the humidity remains manageable, sporadic rain showers provide a brief respite, bringing a touch of relief to the otherwise parched environment. Unlike the cooler, wetter months that precede it, August's dry spell, characterized by limited precipitation, makes it a particularly harsh yet captivating time to experience the region's unique climate. For a deeper dive into the weather patterns throughout the year, check out San Luis Potosi Climate.