September Weather in Xochimilco, Mexico

Last updated: April 22, 2025

September in Xochimilco, Mexico presents a mild yet humid climate with maximum temperatures reaching 24°C (75°F) and average lows around 15°C (59°F). Visitors are likely to experience a comfortable but potentially chilly ambiance at night, with minimum temperatures dipping to 6°C (42°F). The month is notably characterized by significant rainfall, recording 321 mm (12.6 in) of precipitation over 25 days, leading to lush green landscapes that enhance the region's beauty. With an average humidity of 82%, it's an ideal time to experience the vibrant canals and rich cultural offerings, but be prepared for frequent showers that define this enchanting autumn month.

September Temperature in Xochimilco

As September rolls into Xochimilco, Mexico, the temperatures start to shift subtly, reflecting the transitional nature of early autumn. With minimums averaging around 6°C (42°F) and maximums peaking at 24°C (75°F), the month offers a comfortable embrace for visitors. The average temperature holds steady at 15°C (59°F), indicating a pleasant warmth that feels neither too hot nor too cool. This period marks a slight dip from the summer highs, yet it remains significantly warmer compared to the chillier months that lie ahead. As the days gradually lose their summer intensity while retaining a gentle warmth, September serves as an ideal time for outdoor exploration and enjoying the vibrant landscapes of Xochimilco.

September Weather in Xochimilco: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Xochimilco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535660626462595959585553
Data source: Temperature data for Xochimilco 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 Xochimilco

September in Xochimilco experiences significant rainfall, with 321 mm (12.6 in) of precipitation typically recorded over approximately 25 days. This marks a peak in the wet season, continuing the trend established in the previous months of July and August, which also brought considerable downpours. The increase in both the volume and frequency of rainfall can be attributed to the region's climatic patterns, which see short, intense bursts of rain. As the monsoon season begins to wane, September remains a crucial month for replenishing local water sources, setting the stage for a drier October. Overall, the wet weather contributes to Xochimilco's lush landscapes, making it a vibrant time for the region’s unique ecological and agricultural practices.

September Precipitation Trends in Xochimilco

The chart displays monthly precipitation patterns in Xochimilco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1814243453217382375321134389
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xochimilco

In Xochimilco, Mexico, September brings a noticeable rise in humidity, with levels reaching 82%. This increase follows a gradual decline during the summer months, where July and August see lower humidity at 68% and 70%, respectively. As the year progresses, it's clear that September marks a transition towards the more humid conditions typical of the autumn months. In fact, the humidity steadily climbs as the year approaches its end, reaching a peak of 91% in October. This trend not only influences the local climate but also enhances the lush beauty of Xochimilco’s famed gardens and waterways during this time of year.

September Average Humidity in Xochimilco

This chart illustrates the average monthly humidity levels in Xochimilco, 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%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xochimilco

In Xochimilco, Mexico, September continues the trend of the preceding months with a UV Index of 14, placing it firmly within the extreme exposure category. This means that during this month, just 10 minutes of sun exposure can lead to skin damage. The consistency of high UV levels from March to September, remaining at extreme levels, highlights the importance of sun protection strategies for both locals and tourists alike. As fall approaches, October sees a slight dip in the index to 12, but vigilance remains essential with such potent sun exposure year-round. For detailed information on UV levels and protective measures in this vibrant region, check out the Xochimilco UV Index.

Maximum UV Index Levels in Xochimilco for September

The chart shows the monthly maximum UV Index (UVI) for Xochimilco 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141414141412108
Data source: Xochimilco 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 Xochimilco

As September unfolds in Xochimilco, Mexico, the sun continues to shine brightly, offering 278 hours of warm daylight, a slight dip from the vibrant summer months. While this marks a decrease from the peak of 333 hours in May, it still provides an inviting atmosphere for visitors. Notably, the sunshine hours show a gradual decline as the year progresses, transitioning from the sun-drenched days of spring and early summer through to the cooler autumn months. Despite the decrease, September remains a delightful time to explore the region's famous canals and colorful culture, striking a balance between warmth and the refreshing hint of fall.

Monthly Sunshine Duration in Xochimilco: September Highlighted

The September sunshine duration represents the total number of hours Xochimilco 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.
JanFebMarAprMayJunJulAugSepOctNovDec241h277h319h320h333h296h311h298h278h289h285h295h
Data source: Xochimilco September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Xochimilco During September

When considering the likelihood of sunny weather in September in Xochimilco, Mexico, it's important to note a significant dip in sunshine compared to the earlier months of the year. With only an 11% chance of sunshine, September is part of a trend where the summer months, such as June, July, and August, exhibit notably low probabilities of clear skies, correlating with the region's rainy season. This abrupt decrease in sun compared to the more favorable conditions in February (87%) and March (74%) emphasizes the transition toward the wetter months. Thus, if you’re planning a visit in September, be prepared for overcast skies and potential rain, as this month struggles to capture the sun’s warmth like those preceding it.

Percentage of Sunny Days in September in Xochimilco

The chart illustrates the percentage of sunny days in Xochimilco 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 Xochimilco experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%87%74%64%44%7%13%16%11%25%52%78%
Data source: Xochimilco September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Xochimilco in September

In Xochimilco, Mexico, the daylight duration showcases a dynamic rhythm throughout the year, with September offering around 12 hours of sunlight. As summer transitions into autumn, this month marks a gradual decline from the peak of 13 hours seen in the height of summer. Following a trend established in late spring, the daylight begins to shorten, yet September still retains a generous amount of light compared to the encroaching months. The consistent daylight hours in early autumn not only illuminate Xochimilco's vibrant landscapes and historic canals but also invite locals and tourists alike to embrace the lingering warmth before the days shorten further in October.

Average Daylight Hours in Xochimilco for September

The chart illustrates the variation in daylight duration in Xochimilco throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 6m11h 30m12h 2m12h 35m13h 2m13h 15m13h 8m12h 44m12h 12m11h 40m11h 12m10h 58m
Data source: Xochimilco daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Xochimilco

In September, the gentle caress of the wind in Xochimilco brings a refreshing change, with average speeds reaching 1.4 m/s (3 mph). This month marks a slight uptick from the summer's calmest breezes, which lingered around 1.2 m/s during July and August. As the vibrant colors of the autumn season begin to unfurl, the prevailing winds maintain a soft yet discernible presence, making it a serene backdrop for boat rides on the iconic canals. Overall, September's winds, while modest, play a crucial role in heralding the transition to cooler, crisper days ahead, creating an inviting atmosphere for both locals and visitors to embrace the seasonal shift.

Average September Wind Speed in Xochimilco

The chart displays monthly wind speed patterns in Xochimilco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.31.82.11.61.51.21.21.4 m/s1.51.51.5
Data source: Xochimilco September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Xochimilco Compares to Other Months

The weather in Xochimilco 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 Xochimilco and find detailed weather information for every month.

September and January present quite different weather patterns. In September, temperatures range from a chilly 6°C (42°F) to a warm 24°C (75°F), with an average of 15°C (59°F). This month is characterized by significant rainfall, totaling 321 mm (12.6 in) over about 25 days, alongside a high humidity of 82%. Conversely, January features notably colder temperatures, with a minimum of -4°C (26°F), an average of 12°C (53°F), and a maximum of 23°C (74°F). The precipitation is considerably lower at just 18 mm (0.7 in) over only 2 days, while humidity remains relatively high at 84%. For more insights, check Xochimilco weather in January.

September and February exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 6°C (42°F) to a maximum of 24°C (75°F), with an average temperature of 15°C (59°F). However, this month is characterized by high precipitation, totaling 321 mm (12.6 in) across 25 days, combined with a humidity level of 82%.

In contrast, February boasts milder temperatures, with a minimum of 2°C (35°F) and a maximum of 26°C (79°F), averaging at 13°C (57°F). Significantly, February experiences much lower precipitation, with only 14 mm (0.5 in) over just 3 days, and a slightly lower humidity level at 78%. For more specific insights regarding February weather, you can check Xochimilco weather in February.

September and March exhibit contrasting weather patterns. In September, temperatures range from a chilly 6°C (42°F) at night to a warm 24°C (75°F) during the day, accompanied by significant precipitation of 321 mm (12.6 in) over 25 days, resulting in high humidity levels at 82%. In contrast, March enjoys milder temperatures with a minimum of 3°C (37°F) and a maximum of 28°C (82°F), but experiences much less rain, totaling only 24 mm (0.9 in) across just 6 days, leading to a lower humidity of 75%. For more details on the weather in March, you can check Xochimilco weather in March.

In comparing the weather between September and April, September typically showcases a cooler climate with average temperatures reaching about 15°C (59°F) and a maximum of 24°C (75°F). This month also experiences significant rainfall, averaging 321 mm (12.6 inches) over 25 days, and a high humidity level of 82%. In contrast, April boasts slightly warmer temperatures, with averages of 17°C (62°F) and maximums of 28°C (82°F). Precipitation is much lower in April, totaling only 34 mm (1.3 inches) across 5 days, and humidity is more moderate at 70%. For a more detailed overview of April conditions, you can check Xochimilco weather in April.

September and May present distinct contrasts in weather. September tends to be cooler, with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 24°C (75°F), while May enjoys warmer conditions with average temperatures stretching from 7°C (45°F) to 31°C (87°F). Additionally, September is notably wetter, receiving 321 mm (12.6 in) of rain over 25 days, compared to the much drier May, which experiences only 53 mm (2.1 in) of precipitation across 10 days. Humidity is slightly higher in September at 82%, whereas May has a relative humidity of 77%. For more details on the weather in May specifically, you can check Xochimilco weather in May.

In comparing the weather of September and June, September tends to be cooler with average temperatures ranging from 6°C (42°F) at night to a maximum of 24°C (75°F) during the day, while June offers warmer conditions with minimums around 8°C (47°F) and highs reaching up to 31°C (87°F). Additionally, September experiences significantly more rainfall, with 321 mm (12.6 in) over 25 days, compared to June's 217 mm (8.5 in) across 20 days. Humidity levels are also higher in September at 82%, compared to June's 76%. For more detailed insights into June weather, you can check Xochimilco weather in June.

In comparing the weather between September and July, we see some notable differences despite similar average temperatures. September experiences average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 24°C (75°F), while July has slightly warmer temperatures with a minimum of 6°C (44°F) and a maximum of 23°C (75°F). Notably, September sees an increase in precipitation, recording 321 mm (12.6 in) over 25 days, compared to July's 382 mm (15.0 in) spread over 28 days. Additionally, September has a higher humidity level at 82%, contrasting with July's more comfortable 68%. For those looking to explore more about the weather in July, you can visit Xochimilco weather in July.

In September, the weather features a slight drop in temperatures compared to August, with minimums around 6°C (42°F) and a maximum of 24°C (75°F). The average temperature remains similar at 15°C (59°F). However, September experiences higher precipitation, totaling 321 mm (12.6 in) over 25 days, which contributes to an increased humidity level of 82%. In contrast, August sees a minimum temperature of 7°C (44°F), a maximum of 23°C (74°F), and a total precipitation of 375 mm (14.7 in) over 28 days, but with lower humidity at 70%. For more specific details on the weather during this month, you can visit Xochimilco weather in August.

September and October present notable contrasts in weather patterns. September experiences a milder average temperature of 15°C (59°F), with highs reaching up to 24°C (75°F). However, it is also marked by substantial rainfall, totaling 321 mm (12.6 in) across 25 days, and a humidity level of 82%. In contrast, October sees a slight drop in average temperature to 14°C (58°F) while maintaining a high of 24°C (75°F). The month is significantly drier, with only 134 mm (5.3 in) of precipitation over 16 days, and humidity increases to 91%. For more detailed insights, you can check Xochimilco weather in October.

In September, the weather typically features a range of temperatures with a minimum of 6°C (42°F) and an average of 15°C (59°F), while reaching a maximum of 24°C (75°F). This month is characterized by high levels of precipitation, totaling 321 mm (12.6 in) over 25 days, alongside a humidity level of 82%.

In contrast, November presents cooler conditions, with temperatures dropping to a minimum of 0°C (32°F) and an average of 13°C (56°F), but still peaking at 24°C (76°F). The month is significantly drier, with only 38 mm (1.5 in) of precipitation over just 5 days, although humidity rises slightly to 89%. For more detailed information, check out Xochimilco weather in November.

September experiences a mild range of temperatures, with averages around 15°C (59°F) and maximums reaching up to 24°C (75°F). The month is quite wet, boasting 321 mm (12.6 in) of precipitation over 25 days, contributing to a humidity level of 82%. In contrast, December's weather is significantly cooler, with minimum temperatures dropping to -2°C (29°F) and an average of 12°C (54°F). Nonetheless, it enjoys much drier conditions, with only 9 mm (0.4 in) of precipitation occurring on just one day. The humidity rises slightly to 88%, making December notably different from the rainy September. For a closer look at the specifics, check out Xochimilco weather in December.

Compare Xochimilco's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Xochimilco

As September unfolds in Xochimilco, it brings a distinct transition characterized by cooler temperatures compared to the warmer months preceding it. The climate is marked by a significant increase in precipitation, with frequent rain showers contributing to the lush greenery of the region, making it a visually stunning time to visit. Despite the cooler weather, with highs around 24°C, the humidity remains high, creating a unique atmosphere that feels both refreshing and vibrant. This month stands out for its balance of mild temperatures and abundant rain, setting September apart from the typically drier conditions of the summer. For more insights on how the weather fluctuates throughout the year, check out Xochimilco Climate.