September Weather in Uruapan, Mexico

Last updated: April 22, 2025

September in Uruapan, Mexico brings a pleasant yet humid climate, with average temperatures hovering around 17°C (63°F), reaching a maximum of 26°C (80°F) and dipping to a minimum of 11°C (52°F). As the month unfolds, residents and visitors can expect significant rainfall, totaling 332 mm (13.1 in) over 28 days, contributing to the region's lush landscapes. With humidity levels around 85%, the air feels rich and vibrant, making it a unique time to experience the natural beauty of Uruapan.

September Temperature in Uruapan

In September, Uruapan, Mexico experiences mild and pleasant temperatures, making it a delightful time to visit. With daytime highs reaching around 26°C (80°F) and comforting nighttime lows at 11°C (52°F), both the temperatures and the scenery invite you to explore the outdoors. The average temperature hovers around 17°C (63°F), providing a nice balance that avoids the sweltering heat of summer while maintaining a comfortable warmth. As the month transitions toward the cooler autumn months, these slight drops in temperature set the stage for a refreshing change, echoing the gradual shift seen throughout the year where highs tend to stabilize after the summer peak. This trend of consistent warmth combined with cooler nights enhances Uruapan's charm, making September an ideal month for both relaxation and adventure in this beautiful region.

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

The chart illustrates September temperature patterns in Uruapan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565861646564636363625956
Data source: Temperature data for Uruapan 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 Uruapan

In September, Uruapan experiences a significant rainfall, with 332 mm (13.1 inches) falling over approximately 28 days, making it one of the wettest months of the year. This trend follows the peak precipitation levels of the preceding months, especially the record-breaking rainfall in August, which totaled 383 mm (15.1 inches). As the rainy season progresses, September showcases a slight decrease in rainfall compared to August, yet it remains a crucial month for moisture accumulation in the region. The consistent precipitation throughout the summer not only highlights Uruapan's tropical climate but also plays a vital role in sustaining its lush landscapes and vibrant ecosystems.

September Precipitation Trends in Uruapan

The chart displays monthly precipitation patterns in Uruapan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec253432171282883613833321997319
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Uruapan

In Uruapan, Mexico, September marks a peak in humidity, mirroring the high levels experienced in August with a steady 85%. This elevated humidity level resonates with the trend seen during the summer months, particularly in June and July, where the region grapples with similar moisture-laden air. The transition from the drier winter months, where humidity dips to around 54% in March, steadily climbs through the spring and summer. As the year progresses into the fall, humidity gradually decreases, yet September stands out as a pivotal point, highlighting the lush, verdant atmosphere that characterizes this vibrant city during this time of year.

September Average Humidity in Uruapan

This chart illustrates the average monthly humidity levels in Uruapan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%54%61%75%83%83%85%85%79%76%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Uruapan

September in Uruapan, Mexico, continues the trend of extreme sun exposure with a UV Index of 14, requiring caution for outdoor enthusiasts. With a burn time of just 10 minutes, it’s essential to protect your skin during this time, as the intense rays mirror the conditions seen in the preceding months of May through August. This consistency indicates that the region experiences prolonged periods of high UV levels, making sun safety a year-round priority. As you plan your outdoor activities, be sure to stay informed about the UV Index, and for more details, check the Uruapan UV Index.

Maximum UV Index Levels in Uruapan for September

The chart shows the monthly maximum UV Index (UVI) for Uruapan 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141514141412109
Data source: Uruapan 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 Uruapan

September in Uruapan, Mexico, brings a delightful blend of mellow warmth and ample sunshine, with 262 hours of bright, radiant daylight. As summer transitions to autumn, the sunshine gently tapers off from the peak of 331 hours in May, reflecting a natural shift as the year progresses. Despite this decline, September still enjoys a significant amount of sunshine, surpassing the early months of the year such as January and February, which see only 238 and 273 hours, respectively. The moderate sun makes it an ideal time to explore the lush landscapes and vibrant culture of Uruapan, showcasing the beauty of the region while hinting at the cozy days of fall ahead.

Monthly Sunshine Duration in Uruapan: September Highlighted

The September sunshine duration represents the total number of hours Uruapan 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.
JanFebMarAprMayJunJulAugSepOctNovDec238h273h321h324h331h277h288h281h262h284h281h290h
Data source: Uruapan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uruapan During September

In Uruapan, Mexico, the likelihood of sunny weather in September takes a notable dip, hovering at just 15%. This marks a significant decline compared to the sunniest months earlier in the year, such as February with an impressive 93% and March at 80%. As the rainy season approaches, the trend shows a sharp decrease in sunny days from May's 58% to September's dismal figures, further accentuated by the preceding summer months where sunny chances plummet to single digits. As autumn begins, residents and visitors can expect comparatively overcast and rainy days, making September one of the cloudier months in Uruapan's climate calendar.

Percentage of Sunny Days in September in Uruapan

The chart illustrates the percentage of sunny days in Uruapan 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 Uruapan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec60%93%80%70%58%8%9%13%15%29%59%67%
Data source: Uruapan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uruapan in September

In Uruapan, Mexico, September marks a subtle transition in daylight duration as the days start to gently wane. With an average of 12 hours of daylight, the month mirrors both April and August, showcasing a moderate balance between the long summer days and the shorter fall hours that follow. As the year unfurls, daylight reaches its zenith in May through July, with an impressive 13 hours, before retreating in a gradual slope towards October. This rhythmic pattern reflects the region's tropical climate, where daylight is relatively abundant for most of the year, yet September serves as a gentle reminder of the approaching seasonal shifts.

Average Daylight Hours in Uruapan for September

The chart illustrates the variation in daylight duration in Uruapan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 5m11h 30m12h 2m12h 35m13h 2m13h 16m13h 8m12h 44m12h 12m11h 40m11h 12m10h 58m
Data source: Uruapan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Uruapan

In Uruapan, Mexico, the September winds mirror the gentle breezes of summer, with an average speed of 1.3 m/s (3 mph). As the year progresses, a noticeable trend emerges: the wind speed remains relatively calm, especially from July onward, when it dips to its lowest at 1.1 m/s (3 mph). This consistent mildness continues through the autumn months, creating a serene atmosphere that perfectly complements the lush landscapes of the region. Interestingly, while the winds are soft, they contribute to the refreshing quality of Uruapan’s climate, inviting both locals and visitors to savor the beauty of the changing season amid the tranquil, rustling leaves.

Average September Wind Speed in Uruapan

The chart displays monthly wind speed patterns in Uruapan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.61.61.81.41.41.11.31.3 m/s1.31.31.3
Data source: Uruapan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Uruapan Compares to Other Months

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

September and January showcase a stark contrast in weather patterns. September features a mild average temperature of 17°C (63°F), with highs reaching up to 26°C (80°F) and a notable humidity level of 85%. However, it is also characterized by significant rainfall, accumulating 332 mm (13.1 in) over 28 days. In comparison, January experiences a cooler climate, with an average temperature of 13°C (56°F) and minimum temperatures dipping to 2°C (36°F). This month sees much less precipitation, with only 25 mm (1.0 in) falling over just 5 days and lower humidity at 70%. For a deeper look at January weather in Uruapan, you can visit Uruapan weather in January.

September and February present contrasting weather conditions, reflecting the changing seasons. In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 26°C (80°F), with an average of 17°C (63°F). This month is characterized by high humidity at 85% and significant rainfall, amounting to 332 mm (13.1 in) over 28 days, indicating a wet season. In stark contrast, February experiences much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 27°C (81°F), resulting in an average of 14°C (58°F). This month sees minimal precipitation at just 34 mm (1.3 in) over only 4 days and lower humidity at 64%, making it a drier and more pleasant time of year. For more detailed weather information, visit Uruapan weather in February.

In September, the weather is characterized by a significant amount of rainfall, with an average precipitation of 332 mm over 28 days, making it one of the wettest months of the year. The temperatures range from a cool 11°C (52°F) at night to a warm 26°C (80°F) during the day, with high humidity levels at around 85%. In contrast, March offers a more temperate climate, with a minimum temperature of 5°C (41°F) and a maximum of 28°C (83°F), showcasing a notable increase in daytime warmth. The month sees much less rain, averaging only 32 mm over just 8 days, and a lower humidity level of 54%. For a detailed look at March conditions, check out Uruapan weather in March.

When comparing the weather in September and April, notable differences emerge in temperature and precipitation. September experiences a milder average temperature of 17°C (63°F) with maximums reaching 26°C (80°F), while April boasts a slightly higher average of 18°C (64°F) but can peak at a warmer 30°C (86°F). However, September is characterized by heavy rainfall, accumulating 332 mm (13.1 in) over 28 days, resulting in a humid atmosphere at 85%. In contrast, April sees significantly less precipitation, with only 17 mm (0.7 in) falling over just 4 days and a more comfortable humidity level of 61%. For a closer look at the specifics of April weather, visit Uruapan weather in April.

When comparing the weather in September and May, notable differences emerge. September tends to be warmer, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 26°C (80°F), while May offers slightly cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 30°C (86°F). Additionally, September is significantly wetter, receiving an average of 332 mm (13.1 inches) of precipitation over 28 days, compared to May, which sees only 128 mm (5.0 inches) over 15 days. Humidity levels are also higher in September at 85%, compared to 75% in May. For a more detailed look at May weather, you can check Uruapan weather in May.

September and June exhibit notable differences in weather patterns. September features a temperature range with a minimum of 11°C (52°F), an average of 17°C (63°F), and a maximum of 26°C (80°F), while June tends to be slightly warmer, with a minimum of 11°C (51°F), an average of 18°C (65°F), and a maximum of 30°C (86°F). Additionally, September records higher precipitation at 332 mm (13.1 in) over 28 days compared to June's 288 mm (11.4 in) over 27 days. Humidity levels are also slightly higher in September at 85%, compared to June's 83%. For more detailed information, check out this link: Uruapan weather in June.

September and July exhibit quite similar temperature patterns, with both months experiencing a minimum of 11°C (52°F), an average of 17°C (63°F), and a maximum of 26°C (80°F). However, September is slightly drier with 332 mm (13.1 in) of precipitation over 28 days compared to July's higher rainfall of 361 mm (14.2 in) spread across 30 days. Additionally, September has a slightly higher humidity at 85%, compared to July's 83%. For more details about July weather in Uruapan, you can visit Uruapan weather in July.

In comparing the weather of September and August, both months exhibit a similar temperature range, with minimums at 11°C (52°F) and averages around 17°C. However, September sees a slight drop in maximum temperature to 26°C (80°F), compared to August's maximum of 27°C (80°F). Precipitation is notably higher in August, totaling 383 mm (15.1 in) over 30 days, while September receives 332 mm (13.1 in) across 28 days. Despite these differences, humidity levels remain constant at 85% for both months. For more detailed insights, see Uruapan weather in August.

In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 26°C (80°F), with an average of 17°C (63°F). The month receives significant rainfall, with 332 mm (13.1 in) of precipitation over 28 days, accompanied by high humidity at 85%. In contrast, October sees a slight drop in minimum temperatures to 7°C (45°F), while the average and maximum temperatures remain consistent at 17°C (63°F) and 26°C (80°F), respectively. Precipitation decreases to 199 mm (7.8 in) over 21 days, and humidity drops to 79%. For more details, visit Uruapan weather in October.

September and November present contrasting weather patterns. In September, temperatures vary from a minimum of 11°C (52°F) to a high of 26°C (80°F), with an average of 17°C (63°F). This month is characterized by heavy rainfall, totaling 332 mm (13.1 in) over 28 days, and high humidity at 85%. In stark contrast, November features cooler temperatures, with a minimum of 4°C (39°F) and a similar maximum of 26°C (80°F), but an average of just 15°C (60°F). Precipitation drops significantly to 73 mm (2.9 in) over only 9 days, accompanied by a reduced humidity level of 76%. For more details, you can check Uruapan weather in November.

In comparing the weather between September and December, one can't help but notice the significant differences. September experiences a much warmer climate with temperatures ranging from a minimum of 11°C (52°F) to an average of 17°C (63°F) and maximum highs reaching up to 26°C (80°F). This month is characterized by high precipitation, totaling 332 mm (13.1 in) over 28 days and a humidity level of 85%, creating a notably damp atmosphere.

In contrast, December sees cooler temperatures, with a minimum of 2°C (35°F), an average of 14°C (57°F), and a maximum of 25°C (78°F). Additionally, December is relatively dry, receiving only 19 mm (0.7 in) of rain across just 4 days and maintaining a lower humidity level of 74%. For a more detailed look at the weather in December, check out Uruapan weather in December.

Compare Uruapan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Uruapan

As September unfolds in Uruapan, the weather showcases a distinct transition from the drier months of summer to a significantly wetter atmosphere. With an average temperature around a mild 17°C, the city experiences a notable increase in humidity, reaching up to 85%—a stark contrast to the preceding months. This period is characterized by frequent rain, accumulating an impressive 332 mm over 28 days, transforming the landscape into a lush oasis. While the warmth peaks at 26°C during the day, the evenings cool down pleasantly, providing a refreshing escape. For a deeper understanding of Uruapan’s atmospheric patterns, visit Uruapan Climate.