Last updated: April 22, 2025
September in San Miguel, Mexico, offers a vibrant tapestry of weather, characterized by a maximum temperature of 31°C (87°F) and an average of 21°C (71°F). As the month unfolds, expect refreshing mornings with lows around 13°C (55°F). However, nature embraces its rainy season, with precipitation reaching 284 mm (11.2 in) across approximately 27 days. The air carries a notable humidity level of 84%, contributing to the lush greenery and vibrant landscapes. This dynamic climate makes September an intriguing time to experience the rich culture and stunning scenery of San Miguel.
In September, San Miguel, Mexico, experiences a pleasant transition as temperatures begin to cool slightly. The month offers a minimum of 13°C (55°F) and an average of 21°C (71°F), peaking at a comfortable 31°C (87°F). These temperatures reflect a more moderate climate compared to the hotter summer months, making it an ideal time for outdoor activities and exploring the vibrant local culture. As September unfolds, the weather invites both residents and visitors to enjoy the city's charm without the intense heat of July and August. This month stands out as a bridge to autumn, signaling the gradual shift toward cooler days while still embracing the warmth of late summer.
As September rolls in, San Miguel experiences a significant spike in precipitation, with an impressive 284 mm (11.2 in) of rain falling over 27 days. This marks the peak of the rainy season, as the city transitions from August's 210 mm and prepares for the subsequent October, which averages 318 mm. The month is characterized by frequent showers, often bringing much-needed relief and lushness to the landscape. As rainfall becomes more abundant, the increased number of wet days emphasizes the transition to the later part of the rainy season, highlighting the city's dynamic climate and its rhythm of vibrant bloom and rejuvenation during this period.
In September, San Miguel experiences a notable shift in humidity, rising to 84% after the summer months. This increase marks a transition from the drier conditions of July and August, where humidity levels dipped to 72% and 74%, respectively. As the year progresses, the humidity continues to climb towards the high levels seen in the latter months, peaking in October at 92%. This pattern highlights a general trend of higher humidity levels as the year approaches its end, contrasting sharply with the relative dryness of early summer. Overall, September serves as a reminder of the upcoming wet season, with humidity levels still considerably higher than in the spring months, fostering a richer atmosphere in this charming Mexican town.
In September, San Miguel, Mexico, experiences an extreme UV Index of 13, consistent with the trend established over the summer months. The exposure category remains high, necessitating vigilance as the burn time shrinks to just 10 minutes. This trend underscores the importance of sun safety as the region approaches the end of its intense UV season. With values remaining elevated throughout the month, residents and visitors alike should take proactive measures to protect their skin while enjoying the bright and vibrant atmosphere of San Miguel. For more insights on UV exposure in this charming locale, visit San Miguel UV Index.
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As September settles in San Miguel, the sun still graces the city with 269 hours of radiant light, continuing the trend of abundant sunshine that characterizes the summer months. From January's 186 hours to May's peak of 311 hours, the city experiences a delightful crescendo of daylight that reaches its zenith in July. Even as summer wanes into autumn, September holds onto the warmth of the season, providing a perfect backdrop for locals and visitors alike to enjoy the vibrant culture and stunning architecture. The gradual decline post-September marks a transition as the days shorten, with October and November seeing decreased sunlight, yet the lingering warmth of September reminds us of the sunny days gone by.
September in San Miguel, Mexico, sees a notable decline in sunny weather, with a mere 16% chance of sunshine. This dip follows the summer months, where sun probabilities peak at 21% in July and 29% in August, suggesting that the rainy season is still in effect. As autumn approaches, the likelihood of clear skies begins to recover, climbing back to 27% in October. This trend highlights September as a transitional month, where hopes for sunny days take a backseat to lingering clouds. So, while visitors may enjoy the lush landscapes brought on by the rain, it's wise to be prepared for overcast skies during this time.
As September arrives in San Miguel, daylight continues its steady decline from the peak summer months, offering about 12 hours of daylight. This mirrors August's daylight duration, signaling a transition as the days gradually shorten after the sunniest months of May through July, which boast 13 hours. The early part of the year sees a consistent 11 hours of daylight in January and February, with a slow increase as spring unfolds. By the time September rolls around, it’s clear that the vibrant days of summer are giving way to cozy autumn evenings, hinting at the impending shorter days of fall and winter.
As September rolls into San Miguel, the winds begin to shift subtly, with average wind speeds dipping to 1.2 m/s (approximately 3 mph). This gentle breeze is part of a broader trend observed throughout the year, where wind speeds remain relatively consistent yet playfully variable between 1.2 to 1.6 m/s. Following a slightly more robust summer, September’s calmness invites a reflective atmosphere, perfect for leisurely strolls through the charming streets. As the weather transitions into autumn, one can appreciate how these soft winds contribute to a serene ambiance, ideal for savoring the vibrant culture and stunning landscapes of this historic city.
The weather in San Miguel changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September'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.
September and January present contrasting weather patterns. In September, temperatures range from a minimum of 13°C (55°F) to a maximum of 31°C (87°F), with an average of 21°C (71°F). This month is characterized by significant precipitation, totaling 284 mm (11.2 in) over 27 days, and high humidity at 84%. In contrast, January is notably cooler, with temperatures varying from a minimum of 3°C (38°F) to the same maximum of 31°C (89°F), resulting in an average temperature of 14°C (58°F). Rainfall is significantly reduced in January, with only 85 mm (3.3 in) over 11 days and a slightly higher humidity level of 88%. For more details, visit San Miguel weather in January.
September and February present contrasting weather patterns in terms of temperature, precipitation, and humidity. September boasts an average temperature of 21°C (71°F), with daytime highs reaching up to 31°C (87°F) and a relatively high humidity of 84%. However, it also experiences significant rainfall, with 284 mm (11.2 in) of precipitation over 27 days. In contrast, February is cooler, with average temperatures around 16°C (62°F) and maximums peaking at 32°C (90°F), while minimum temperatures drop to 2°C (37°F). Additionally, February sees much less rainfall, averaging only 73 mm (2.9 in) over 11 days, and maintaining a similar humidity level at 86%. For a detailed look at February's weather, visit San Miguel weather in February.
September and March present distinct weather patterns, showcasing the transition between summer and autumn and the onset of spring. In September, temperatures range from a cooler minimum of 13°C (55°F) to a warm maximum of 31°C (87°F), with an average of 21°C (71°F). The month also experiences significant rainfall, totaling 284 mm (11.2 in) over 27 days, contributing to a high humidity level of 84%. In contrast, March offers a milder climate, with temperatures starting at a minimum of 4°C (40°F) and peaking at 32°C (90°F), while averaging at 18°C (65°F). Precipitation is notably lower at 102 mm (4.0 in) across 15 days, and humidity remains fairly high at 83%. For more insights into March weather, visit San Miguel weather in March.
In September, the weather features a warmer temperature range with minimums around 13°C (55°F) and maximums reaching 31°C (87°F), coupled with high humidity levels at 84%. The month is significantly wetter, averaging 284 mm (11.2 in) of precipitation over 27 days. In contrast, April offers slightly cooler evenings with a minimum of 9°C (49°F) and warmer days, peaking at 34°C (94°F) but with much less rainfall at 129 mm (5.1 in) spread across just 12 days. Humidity remains relatively comfortable at 80%. For a deeper dive into April's climate specifics, check out San Miguel weather in April.
When comparing the weather in September and May, September tends to be slightly cooler and wetter. September has a temperature range from a minimum of 13°C (55°F) to a maximum of 31°C (87°F), while May's temperatures range from a minimum of 12°C (55°F) to a maximum of 32°C (90°F). The humidity levels are comparable, with September at 84% and May at 82%. However, September experiences significantly more precipitation, averaging 284 mm (11.2 in) over 27 days, compared to May's 179 mm (7.1 in) over just 20 days. For a closer look at May weather, check out San Miguel weather in May.
September and June present distinct weather patterns, characterized by varying temperatures, precipitation, and humidity levels. In September, temperatures range from a minimum of 13°C (55°F) to a maximum of 31°C (87°F), with an average of 21°C (71°F). This month experiences a higher precipitation level of 284 mm (11.2 in) over approximately 27 days, contributing to a humidity level of 84%. In contrast, June features milder temperatures, with a minimum of 15°C (59°F), an average of 22°C (72°F), and a maximum of 33°C (91°F). The month has lower precipitation at 234 mm (9.2 in), spread over 25 days, and slightly less humidity at 79%. For more detailed insights about June weather, you can visit San Miguel weather in June.
In comparing the weather of September and July, September tends to be slightly warmer, with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 31°C (87°F), while July's temperatures range from a minimum of 15°C (60°F) to a maximum of 29°C (84°F). However, September is significantly wetter, receiving 284 mm (11.2 in) of precipitation over 27 days, compared to July’s 186 mm (7.3 in) over 26 days. Additionally, the humidity in September is higher at 84%, compared to July's 72%, making September feel more muggy and damp. For more details on July weather patterns, you can visit San Miguel weather in July.
In comparing the weather of September and August, September tends to be slightly cooler with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 31°C (87°F), while August has a higher average temperature of 22°C (72°F), with a minimum of 14°C (57°F) and a maximum of 29°C (84°F). September also experiences significantly more precipitation, with 284 mm (11.2 in) over 27 rainy days compared to August's 210 mm (8.3 in) across 28 days. Additionally, September is more humid, reaching an average humidity level of 84%, compared to August’s 74%. For a detailed look at August weather, you can explore San Miguel weather in August.
September and October exhibit notable similarities and differences in weather patterns. September boasts an average temperature of 21°C (71°F), with a minimum of 13°C (55°F) and a maximum of 31°C (87°F). It experiences significant rainfall, totaling 284 mm (11.2 in) over 27 days, with a humidity level of 84%. In contrast, October sees a slight drop in the average temperature to 20°C (68°F), with a minimum of 10°C (51°F) and a maximum of 31°C (88°F). The month is wetter, accumulating 318 mm (12.5 in) of precipitation across 20 days, coupled with increased humidity at 92%. For more detailed weather insights, check San Miguel weather in October.
September and November present contrasting weather patterns. In September, temperatures range from a mild 13°C (55°F) at night to a warm average of 21°C (71°F), peaking at a hot 31°C (87°F) during the day. This month also sees significant rainfall, with 284 mm (11.2 in) spread over 27 days and high humidity at 84%. In contrast, November brings cooler temperatures, with a minimum of 2°C (36°F) and an average of 17°C (63°F), while still reaching a maximum of 28°C (82°F). Precipitation drops considerably to 128 mm (5.0 in) over just 14 days, accompanied by a higher humidity of 91%. For more details, you can check San Miguel weather in November.
In September, the weather is typically warm with average temperatures around 21°C (71°F) and highs reaching up to 31°C (87°F), making it a lively month. However, it is also marked by significant rainfall, with 284 mm (11.2 in) of precipitation over 27 days and an average humidity of 84%. In contrast, December brings a cooler climate, with average temperatures dropping to 15°C (59°F) and maximums of 28°C (83°F). While the humidity remains high at 91%, the amount of precipitation significantly decreases to 59 mm (2.3 in) over just 8 days. For a more detailed look at December weather conditions, check out San Miguel weather in December.
As September unfolds in San Miguel, the weather presents a notable shift compared to other months. With a warm average temperature of around 21°C (71°F), days are typically balmy but are frequently accompanied by high humidity levels of 84%, making the atmosphere feel quite sultry. Frequent rainfall is a hallmark of this month, as nearly every day brings a new splash, contributing to a substantial total of 284 mm of precipitation. This moisture-laden air and consistent showers create a lush, vibrant landscape that contrasts sharply with the drier months preceding and following September. For a deeper dive into what to expect throughout the year, check out the details on the San Miguel Climate page.