September Weather in San Angel, Mexico

Last updated: April 22, 2025

September in San Angel, Mexico is characterized by warm temperatures and a humid atmosphere, offering a blend of sunshine and rain. Daily highs reach a maximum of 35°C (94°F), while an average temperature settles around 28°C (82°F). Nights cool down, with lows not dropping below 22°C (72°F), providing a comfortable reprieve from the daytime heat. This month also sees significant rainfall, totaling 114 mm (4.5 in) across 19 days, leading to an average humidity level of 82%. Travelers and locals alike can expect a lively and lush environment, perfect for enjoying the vibrant culture amidst the tropical conditions.

September Temperature in San Angel

In September, San Angel, Mexico, experiences pleasantly warm temperatures, marking a subtle transition from the peak summer heat. With a minimum of 22°C (72°F) and a maximum reaching up to 35°C (94°F), the average hovers comfortably around 28°C (82°F). This month continues the trend of high summer warmth, yet it also hints at the cooler days ahead as the year progresses. The mild evenings provide a refreshing contrast to the daytime heat, making it an ideal time for outdoor exploration and enjoying the vibrant local culture. Overall, September encapsulates the essence of late summer while offering a preview of autumn's approach.

September Weather in San Angel: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Angel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec747678818282838382807775
Data source: Temperature data for San Angel 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.

September Precipitation in San Angel

In September, San Angel experiences a significant uptick in precipitation, receiving 114 mm (4.5 in) of rain, making it one of the wettest months of the year. This rain falls over 19 days, marking a transition into the peak of the rainy season, where the lush greenery of the region flourishes. Unlike the lighter showers of earlier months, September's rainfall is a precursor to the wetter October, which averages even more precipitation. This spike in both amount and frequency showcases a clear trend towards increased rainfall as the seasons change, affirming San Angel's reputation for vibrant landscapes and rejuvenated ecosystems during the late monsoon period.

September Precipitation Trends in San Angel

The chart displays monthly precipitation patterns in San Angel, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec32179356611867791141396428
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Angel

In September, San Angel, Mexico, experiences a noticeable uptick in humidity, reaching 82%, a slight increase from August's 81%. This trend marks the onset of the region's wetter season, as humidity continues to rise leading into October, which sees an even higher level at 83%. Over the year, humidity has been relatively consistent but with a gradual increase as colder months approach. The milder summer months, peaking at 68% in May, transition into a moist autumn spell, underscoring the dynamic climate of San Angel. As the year closes in on its final months, humidity further escalates, culminating in a moist December at 86%—a vivid reminder of the region's lush, verdant environment.

September Average Humidity in San Angel

This chart illustrates the average monthly humidity levels in San Angel, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%71%70%68%69%74%81%82%83%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Angel

In September, San Angel, Mexico, experiences an UV Index of 12, categorized as extreme, indicating a significant risk of harm from unprotected sun exposure. This trend continues the pattern established in recent months, where the UV Index has remained consistently high, particularly from April through September, with values peaking at 13 in April, May, and June. Whether you're planning a day at the beach or a leisurely stroll outdoors, the crucial burn time during this period is just 10 minutes, urging residents and visitors alike to take proactive sun safety measures. As summer wanes and the UV levels gradually begin to decline into October, it's essential to stay informed about the dynamics of sun exposure in this vibrant region. For more information, check the detailed forecast at San Angel UV Index.

Maximum UV Index Levels in San Angel for September

The chart shows the monthly maximum UV Index (UVI) for San Angel in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131212121187
Data source: San Angel September 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.

September Sunshine in San Angel

In San Angel, Mexico, the month of September brings a splendid 311 hours of sunshine, continuing a trend of vibrant summer days. Following the peak sunshine of May with its impressive 346 hours, the sunlight begins to gracefully wane as autumn approaches. July and August basked in abundant sunlight with 341 and 330 hours respectively, creating a warm, inviting atmosphere. As the year transitions into the cooler months, the daylight remains generous, with October and November still offering over 300 hours. This interplay of light showcases the region's unique charm, making September a delightful time to enjoy the lingering warmth of summer before the sun's embrace begins to softly recede.

Monthly Sunshine Duration in San Angel: September Highlighted

The September sunshine duration represents the total number of hours San Angel experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec232h281h326h326h346h307h341h330h311h303h298h297h
Data source: San Angel September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Angel During September

As September rolls in, the likelihood of sunny weather in San Angel, Mexico, takes a noticeable dip, with only a 32% chance of sunshine. This decline follows the warmer summer months, where the sun shines more brightly in July and August with probabilities of 55% and 51%, respectively. The transition into September marks a shift towards the heart of the rainy season, as the cooler autumn months begin to approach. This trend underscores the importance of planning outdoor activities carefully, as September’s cloud cover and sporadic rains might overshadow the sunny days typically enjoyed in earlier summer. While the sun may not make frequent appearances, the temperature remains mild, creating a unique atmosphere that still holds its charm.

Percentage of Sunny Days in September in San Angel

The chart illustrates the percentage of sunny days in San Angel throughout the year, with September 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 Angel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%65%70%61%49%26%55%51%32%49%58%65%
Data source: San Angel September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Angel in September

In San Angel, Mexico, the daylight duration experiences a gradual ebb and flow throughout the year, reflecting the rhythm of the seasons. Beginning with just 10 hours in January, the days stretch longer as spring approaches, peaking at 13 hours during the vibrant months of May through July. As summer gives way to fall, daylight begins to taper off, with September maintaining a generous 12 hours—a perfect time for outdoor activities before the daylight wanes again. This gentle descent continues into October and November, where daylight shrinks to 11 hours, before reaching its minimum once more in the shorter days of December. Overall, San Angel enjoys a varied yet predictable dance of light throughout the year, inviting residents and visitors alike to relish in the beauty of each season.

Average Daylight Hours in San Angel for September

The chart illustrates the variation in daylight duration in San Angel throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 59m11h 26m12h 1m12h 38m13h 9m13h 23m13h 15m12h 48m12h 13m11h 37m11h 6m10h 50m
Data source: San Angel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in San Angel

As September arrives in San Angel, Mexico, the air is marked by a gentle, comforting breeze, with average wind speeds dipping to 2.3 m/s (5 mph). This month typically heralds a transition, with the winds gradually calming from the more spirited gusts of spring and summer. In contrast to the peak winds of April and March, which reach around 3.6 m/s and 3.4 m/s respectively, September's winds evoke a serene atmosphere, creating the perfect backdrop for leisurely strolls through vibrant streets. As the year progresses, the townsfolk experience a shift not only in the weather but also in the rhythm of life; with each passing month, the winds gently remind us that change is a constant companion in this enchanting locale.

Average September Wind Speed in San Angel

The chart displays monthly wind speed patterns in San Angel, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.23.43.63.32.92.52.72.3 m/s2.12.42.6
Data source: San Angel September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in San Angel Compares to Other Months

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

September and January showcase distinct weather patterns, with September being notably warmer and more humid. September experiences average temperatures around 28°C (82°F), with highs reaching up to 35°C (94°F) and frequent rainfall of 114 mm (4.5 in) over approximately 19 days. In contrast, January presents cooler conditions, with average temperatures dropping to 23°C (74°F) and a maximum of 34°C (94°F), but only minimal precipitation of 32 mm (1.3 in) over just 5 days. Despite the drop in temperature, January maintains a similar level of humidity at 81%. For more details on January weather, visit San Angel weather in January.

In comparing the weather between September and February, September tends to be considerably warmer and more humid. With average temperatures reaching 28°C (82°F) and highs up to 35°C (94°F), it's a time marked by both heat and frequent rainfall, averaging 114 mm (4.5 in) over 19 days of precipitation. In contrast, February is cooler, with a minimum temperature of 13°C (57°F) and an average of 25°C (77°F). It experiences much less rainfall, with only 17 mm (0.7 in) occurring over just 4 days, and slightly lower humidity at 78%. For more detailed insights into February's climate, you can visit San Angel weather in February.

In comparing the weather of September and March, September tends to be warmer and more humid, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (94°F) and an average of 28°C (82°F). The month also experiences significant precipitation, with 114 mm (4.5 in) of rain over 19 days and a humidity level of 82%. In contrast, March sees milder temperatures, with a minimum of 16°C (61°F), an average of 25°C (78°F), and a maximum of 34°C (93°F). Precipitation in March is considerably lower, with only 9 mm (0.4 in) occurring over just 2 days and a humidity level of 71%. For more detailed information, visit San Angel weather in March.

When comparing the weather in September and April, notable differences emerge in both temperature and precipitation. September sees warmer temperatures overall, with average highs reaching up to 35°C (94°F) and a minimum of 22°C (72°F). The month also experiences frequent rainfall, accumulating 114 mm (4.5 in) over approximately 19 days, resulting in high humidity levels of 82%. In contrast, April generally offers a milder climate, with average temperatures peaking at 37°C (99°F), but a lower minimum of 17°C (63°F). Additionally, April is much drier, with only 35 mm (1.4 in) of precipitation falling over just 4 days, contributing to a lower humidity level of 70%. For more detailed insights on the weather conditions, you can refer to San Angel weather in April.

In September, the weather features a warmer and more humid atmosphere, with average temperatures around 28°C (82°F) but reaching up to 35°C (94°F) on the hottest days. This month also experiences substantial rainfall, with 114 mm (4.5 in) of precipitation spread over 19 days, resulting in a humidity level of 82%. In contrast, May presents slightly cooler temperatures, with a minimum of 17°C (63°F) and a maximum of 36°C (97°F), while maintaining the same average temperature of 28°C (82°F). Rainfall in May is significantly lower at 66 mm (2.6 in) over just 10 days, contributing to a more comfortable humidity level of 68%. For more details on May's weather, you can check San Angel weather in May.

In comparing the weather between September and June, we see notable similarities and differences. September has a slightly lower minimum temperature of 22°C (72°F) compared to June's 23°C (73°F), yet both months share an average temperature of around 28°C (82°F). The maximum temperature in June peaks at 36°C (98°F), which is a bit higher than September's max of 35°C (94°F). Precipitation is slightly less prevalent in June, with 118 mm (4.7 in) over 15 days versus September's 114 mm (4.5 in) spread over 19 days. Notably, September is more humid at 82%, compared to June's lower humidity of 69%, making the air feel heavier during that month. For a closer look at June's specific weather conditions in San Angel, you can check out San Angel weather in June.

In comparing the weather between September and July, September experiences slightly cooler temperatures, with a minimum of 22°C (72°F) and an average of 28°C (82°F), compared to July's minimum of 23°C (73°F) and the same average temperature. However, both months reach a maximum of 35°C (95°F in July and 94°F in September). September is notably wetter, with 114 mm (4.5 in) of precipitation spread over 19 days, while July sees significantly less rain at 66 mm (2.6 in) over 15 days. Additionally, September has a higher humidity level at 82%, compared to July's 74%. For more details, check out San Angel weather in July.

In comparing the weather between August and September, both months exhibit warm temperatures, with September experiencing a slight decrease in minimum temperature at 22°C (72°F) compared to August's minimum of 23°C (73°F). The average temperature remains consistent at around 28°C (82°F) for both months, while the maximum temperature also stays the same at 35°C (94°F) in September, just slightly lower than August's maximum of 35°C (96°F). Notably, September sees an increase in precipitation, totaling 114 mm (4.5 in) over 19 days, compared to August’s 79 mm (3.1 in) over 16 days. Humidity levels are relatively similar, with September at 82% and August slightly lower at 81%. For a more detailed look at August weather, you can explore San Angel weather in August.

September and October weather display some notable differences while maintaining a similar trend. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (94°F), with an average of 28°C (82°F). The month experiences significant rainfall, with 114 mm (4.5 in) over 19 days and humidity at 82%. In contrast, October sees slightly cooler temperatures, with a minimum of 18°C (65°F) and a maximum of 34°C (93°F), averaging 27°C (81°F). Precipitation increases to 139 mm (5.5 in) across the same number of rainy days, resulting in a marginal rise in humidity to 83%. For a detailed look at weather conditions in October, you can check out San Angel weather in October.

In September, temperatures are noticeably warmer, with average highs reaching 35°C (94°F) compared to November's maximum of 32°C (89°F). The minimum temperature in September is also higher at 22°C (72°F), whereas November sees cooler lows of 15°C (59°F). Additionally, September experiences more rainfall, with 114 mm (4.5 in) over 19 days, compared to November's 64 mm (2.5 in) over 12 days. Despite its slightly lower humidity of 84%, November offers a more refreshing climate, making it a pleasant time to enjoy outdoor activities. For more information on November weather, you can visit San Angel weather in November.

In September, temperatures soar with a minimum of 22°C (72°F) and an average high of 35°C (94°F), making it the warmest month of the year. The weather is also quite humid, with an average of 82% and 114 mm (4.5 in) of precipitation spread over 19 days. In contrast, December experiences cooler temperatures, with a minimum of 14°C (57°F) and a more comfortable average of 24°C (75°F), peaking at 31°C (89°F). Additionally, December sees much less rainfall, totaling just 28 mm (1.1 in) over 6 days and slightly higher humidity at 86%. For more details on December weather, visit San Angel weather in December.

Compare San Angel's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in San Angel

As September unfolds in San Angel, the weather reflects a blend of warmth and humidity, setting it apart from other months. With maximum temperatures reaching up to 35°C, the heat may feel more intense, especially when combined with an average humidity level of 82%. The month also marks a notable increase in rainfall, with 19 days experiencing precipitation, creating a lush, vibrant landscape. These conditions make September a unique period for visitors to experience the lush, tropical essence of San Angel. For a deeper dive into the weather patterns throughout the year, check out San Angel Climate.