September Weather in San Angel, Mexico

Last updated: April 22, 2025

September in San Angel, Mexico showcases a vibrant blend of warmth and humidity, making it a month of dynamic weather. With maximum temperatures reaching 36°C (98°F) and an average of 27°C (81°F), the climate is notably warm, complemented by a cooler minimum of 21°C (71°F) during the nights. However, the charm comes with a catch—this month records a substantial precipitation amount of 262 mm (10.3 in) across approximately 25 days, leading to a humid atmosphere with an average humidity level of 84%. It's a time when nature flourishes under the tropical rains, offering both picturesque scenery and a refreshing respite from the heat.

September Temperature in San Angel

In September, San Angel experiences a gradual transition as summer begins to wane, revealing delightful temperatures that are both warm and inviting. The minimum temperature stabilizes at around 21°C (71°F), while the average hovers at a pleasant 27°C (81°F), perfectly suited for outdoor activities. As the month progresses, the maximum temperature remains a mild 36°C (98°F), similar to August but with a slight dip, hinting at the cooler months ahead. This month represents a sweet spot in the yearly cycle, where the oppressive heat of summer gives way to more enjoyable conditions, making it an ideal time to explore the vibrant culture and picturesque landscapes of San Angel.

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.
JanFebMarAprMayJunJulAugSepOctNovDec727578828582828281797573
Data source: Temperature data for San Angel generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Angel

September in San Angel, Mexico, marks the pinnacle of the rainy season, with an impressive 262 mm (10.3 in) of precipitation that falls over 25 days. This substantial increase in rainfall compared to previous months reflects a consistent trend, as July and August also feature significant downpours, with averages of 170 mm and 224 mm, respectively. The shift from the relatively dry spring months—where averages linger around 19-43 mm—to the moist conditions of late summer and early fall showcases a dramatic transition in the region's climate. As the weeks progress, residents and visitors alike can expect the lush landscapes to flourish, thanks to this critical rainfall that supports both agriculture and local ecosystems.

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.
JanFebMarAprMayJunJulAugSepOctNovDec39311923432231702242621989540
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 San Angel, Mexico, September marks a return to higher humidity levels, with the moisture in the air reaching 84%, mirroring the dampness experienced in January. This seasonal uptick is part of a notable trend, as the year transitions from the drier months of April (67%) and May (72%) into the moister summer season. After a brief drop in humidity during the spring, the levels gradually climb through the summer, peaking in September before continuing their ascent to an even wetter October (89%). This pattern highlights a significant shift, where post-summer months typically experience increasing humidity, fostering an environment rich in moisture as the year draws to a close.

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.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%73%67%72%73%76%80%84%89%88%88%
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, continues to experience an extreme UV Index of 13, maintaining the trend established during the summer months. This level of UV radiation demands caution, with a burn time of just 10 minutes for unprotected skin. Following the peak in July, the UV Index slightly stabilizes but remains significantly high, reminding locals and visitors alike of the importance of sun protection. As the season transitions into October, the UV intensity begins to dip, yet it remains in the extreme category, urging vigilant sun safety practices. For more detailed information on UV levels throughout the year, visit 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.
JanFebMarAprMayJunJulAugSepOctNovDec911121313131413131198
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

As summer fades into autumn, September in San Angel continues to bask in a generous 281 hours of sunshine, maintaining the warmth from the peak summer months. The transition from the vibrant days of May and June, which boast the highest sunshine totals of 325 and 280 hours respectively, to the softer light of September reveals a pattern of gradually diminishing daylight as the year progresses. Interestingly, the sun-soaked days of July and August, which also see robust sunlight hours at 309 and 302 respectively, suggest that while summer may be winding down, the inviting warmth lingers just a little longer. This gradual decline in sunlight hours underscores a seasonal shift, yet San Angel remains a radiant destination for those seeking a sunlit escape into the early fall.

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.
JanFebMarAprMayJunJulAugSepOctNovDec177h232h292h304h325h280h309h302h281h262h253h244h
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

In San Angel, Mexico, September typically experiences a modest 17% chance of sunny weather, placing it at the lower end of the spectrum when compared to other months. This trend highlights a noticeable dip in sunshine following the vibrant months of spring, where March enjoys a 67% chance, and April remains relatively sunny at 59%. As summer transitions to fall, the weather becomes increasingly unpredictable, with June and July plummeting to 14% and 30% respectively. Therefore, those planning a visit in September might want to prepare for a mix of clouds and occasional sunshine, as the region begins its gradual shift toward more stable weather in the upcoming months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec26%58%67%59%40%14%30%26%17%33%46%59%
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

As summer transitions to autumn, September in San Angel, Mexico, offers a delightful 12 hours of daylight, marking a smooth continuation of the long days enjoyed throughout the earlier months. This duration mirrors the sunlight hours observed in May and August, highlighting a seasonal equilibrium as the vibrant summer months gradually give way to the colorful fall. The trend of daylight hours begins to decline after September, with October bringing a slight decrease as the days shorten towards winter. This consistent ebb and flow of daylight not only enriches the daily rhythm but also enhances the beauty of San Angel’s landscapes during this enchanting time of year.

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.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 33m12h 2m12h 33m12h 58m13h 10m13h 3m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: San Angel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in San Angel

In September, the wind in San Angel, Mexico continues its gentle embrace, with an average speed of 1.9 m/s (4 mph). This month, like the preceding summer, showcases a slight decline in wind intensity compared to the vibrant breezes of spring, which saw averages peaking at 3.2 m/s (7 mph) in April. As the seasons shift, the winds begin to whisper through the vibrant streets, hinting at the approach of autumn. While the overall trend in late summer brings softer gusts, September’s breeze still invites a refreshing sense of change, perfectly complementing the vibrant local culture and scenic beauty of the surroundings.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.43.03.22.71.81.81.81.9 m/s2.01.92.0
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.

In September, the weather is significantly warmer, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 36°C (98°F) and an average of 27°C (81°F). This month also experiences high humidity levels of 84% and substantial rainfall, totaling 262 mm (10.3 in) over 25 days. In contrast, January brings cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 34°C (93°F), averaging 22°C (72°F). Rainfall is considerably less in January, amounting to only 39 mm (1.5 in) over 9 days, while humidity remains at 84%. For more detailed information, you can check San Angel weather in January.

September and February present stark contrasts in weather patterns. September boasts a much warmer atmosphere, with temperatures ranging from a minimum of 21°C (71°F) to a steamy maximum of 36°C (98°F) and an average of 27°C (81°F). Additionally, this month experiences significant rainfall, totaling 262 mm (10.3 in) over approximately 25 days, coupled with high humidity levels at 84%. In contrast, February offers cooler temperatures, with a minimum of 12°C (55°F), an average of 24°C (75°F), and a maximum of 34°C (94°F). Precipitation is minimal during this month, amounting to only 31 mm (1.2 in) over just 5 days, and humidity remains a bit lower at 80%. For more details, visit San Angel weather in February.

In September, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 36°C (98°F) and an average of 27°C (81°F). This month also sees significant rainfall, totaling 262 mm (10.3 in) over 25 days, resulting in high humidity levels at 84%. In contrast, March experiences milder temperatures, with a minimum of 13°C (55°F), an average of 25°C (78°F), and a maximum of 38°C (100°F). Additionally, the precipitation drops significantly to 19 mm (0.7 in) over just 5 days, accompanied by lower humidity at 73%. For more details, check out San Angel weather in March.

In comparing the weather of September and April, we observe notable differences in temperature, precipitation, and humidity. September features warmer temperatures, with averages around 27°C (81°F) and maximums reaching up to 36°C (98°F), while April has a slightly cooler average of 28°C (82°F) but can peak at a higher maximum of 38°C (102°F). Additionally, September experiences significantly more rainfall, with 262 mm (10.3 in) falling over 25 days, compared to April's 23 mm (0.9 in) over just 5 days. The humidity is also higher in September at 84%, contrasting with April's 67%. For more details on April weather specifics, you can refer to San Angel weather in April.

September and May present contrasting weather characteristics. In September, temperatures range from a minimum of 21°C (71°F) to a scorching maximum of 36°C (98°F), with an average of 27°C (81°F). This month is marked by high precipitation levels of 262 mm (10.3 in) spread over 25 days, resulting in a humidity level of 84%. In stark contrast, May boasts a slightly lower minimum temperature of 19°C (66°F) and a higher average of 29°C (85°F), peaking at a sweltering 39°C (103°F). Additionally, May experiences significantly less rain, with only 43 mm (1.7 in) over 9 days and a humidity level of 72%. For a detailed look at the weather specifics, you can check out San Angel weather in May.

In comparing the weather of September and June, we see some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 36°C (98°F), while June is marginally warmer, with a minimum of 22°C (71°F) and a high of 37°C (100°F). Precipitation levels are higher in September, with 262 mm (10.3 in) falling over 25 days, compared to June's 223 mm (8.8 in) over 22 days. Additionally, September experiences a higher humidity level of 84%, while June is a bit drier at 73%. For a closer look at June weather specifics, you can visit San Angel weather in June.

In comparing the weather between July and September, both months experience similar temperature ranges, with minimums around 21°C (71°F) and maximums reaching up to 36°C (98°F). However, September tends to be slightly cooler on average, with a mean temperature of 27°C (81°F) compared to July's average of 28°C (82°F). Precipitation levels also differ significantly; September sees a notable increase with 262 mm (10.3 in) of rain over 25 days, while July has 170 mm (6.7 in) over 23 days. Additionally, the humidity is higher in September at 84%, compared to July's 76%. For more detailed information on July weather, visit San Angel weather in July.

In comparing the weather between August and September, we see that September experiences slightly cooler minimum temperatures, averaging around 21°C (71°F) compared to August's 22°C (71°F). However, both months reach a maximum of 36°C (97-98°F), maintaining similar heat levels. Precipitation increases in September, with 262 mm (10.3 in) over 25 days, compared to August's 224 mm (8.8 in) also over 25 days. Additionally, humidity rises in September to 84%, up from 80% in August, making September feel a bit more muggy. For those interested in further details, you can check the San Angel weather in August.

In September, temperatures linger between a minimum of 21°C (71°F) and a maximum of 36°C (98°F), with an average temperature of 27°C (81°F). This month also sees significant rainfall, measuring 262 mm (10.3 in) over 25 days, alongside high humidity levels at 84%. In contrast, October brings slightly cooler conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 34°C (94°F) and an average of 26°C (80°F). Rainfall decreases to 198 mm (7.8 in) over 21 days, while humidity rises to 89%. Overall, October offers milder temperatures and reduced precipitation compared to September. For more details, you can check San Angel weather in October.

September and November display marked differences in weather patterns. In September, temperatures are notably warmer, with average highs reaching around 36°C (98°F) and consistently high humidity levels at 84%. The month is also characterized by substantial rainfall, totaling 262 mm (10.3 in) over 25 days.

In contrast, November sees a significant drop in temperatures, with averages settling around 24°C (75°F) and maximums peaking at 33°C (92°F). The rainfall decreases considerably to 94 mm (3.7 in) across just 14 days, although humidity remains high at 88%.

For a more detailed overview of November's climate, you can check San Angel weather in November.

September and December showcase a striking contrast in weather patterns. September boasts warm temperatures, with an average of 27°C (81°F) and highs reaching up to 36°C (98°F), making it significantly hotter than December, which has a cooler average temperature of 23°C (73°F) and a maximum of 33°C (92°F). Additionally, September is characterized by high humidity at 84% and frequent rainfall, totaling 262 mm over an average of 25 days. In contrast, December experiences a much drier climate, with only 40 mm of rain over 9 days and a slight increase in humidity to 88%. For those interested in the specifics of December weather, more details can be found at 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 rolls in, San Angel experiences a distinct shift in weather, characterized by higher humidity and frequent rainfall compared to other months. With a peak temperature of around 36°C, the days can be quite warm, but the moisture in the air often makes it feel even hotter. The month typically sees a substantial amount of precipitation, with rain expected on about 25 days, making it one of the wettest periods of the year. This lush, verdant environment contrasts sharply with the drier, sunnier spells often experienced in the earlier summer months. To understand more about how the weather evolves throughout the year, check out the detailed information at San Angel Climate.