Last updated: April 22, 2025
In September, Morelia, Mexico experiences a delightful mix of warm and cool temperatures, with maximums reaching 27°C (81°F) and lows dipping to 11°C (53°F), resulting in an average of 19°C (66°F) that is quite comfortable. This month is characterized by significant precipitation, accumulating to 148 mm (5.8 in) over approximately 20 rainy days, creating a lush, vibrant atmosphere throughout the region. The humidity level stands at a high 85%, contributing to the refreshing feel of the air, making September a unique and inviting time to explore Morelia's beautiful landscapes and rich cultural heritage.
In September, Morelia, Mexico, experiences mild weather that marks the transition from summer to autumn. The temperatures range from a minimum of 11°C (53°F) during the cooler nights to a comfortable maximum of 27°C (81°F) by day. With an average temperature hovering around 19°C (66°F), visitors can expect pleasant conditions perfect for exploring the city's rich culture and history. This month sees a slight dip in daytime highs compared to the sweltering summer months, making it an inviting time for outdoor activities. As the climate gradually cools, September offers a delightful blend of warmth and refreshment, embodying the charm of Morelia as it shifts into the autumn season.
In September, Morelia, Mexico, experiences a significant uptick in precipitation, receiving 148 mm (5.8 in) of rain over approximately 20 days. This marks a slight decrease from the heavy rainfall observed in August, but the wet season remains in full swing. Notably, these months feature the highest levels of rainfall, with September continuing the trend established throughout the summer. As the landscape flourishes under the nourishing downpours, residents and visitors alike can witness the vibrant transformation of the environment, making this time of year particularly striking despite the increased humidity. Such seasonal patterns highlight the dynamic climate of Morelia, serving as a reminder of the powerful influences of the rainy season.
In Morelia, Mexico, September marks a peak in humidity, maintaining an elevated level of 85%, akin to the sultry months of July and August. This late-summer metric reflects a gradual increase in moisture, starting from the relatively drier months of January through March, where humidity dips to 54%. As the seasons transition towards the rainy period, April sees a rise to 61%, leading to dramatic increases in May and throughout the summer, peaking in the warmest months. Following September, humidity begins to decline slightly, signaling the approach of fall, with values dropping to 79% in October. This trend not only paints a vivid picture of Morelia's climate but also highlights the city's tropical characteristics as it navigates through the years.
In September, the UV Index in Morelia, Mexico remains notably high at 14, placing it in the extreme exposure category, with a burn time of just 10 minutes. This trend of extreme UV levels continues from the previous months of June, July, and August, highlighting a persistent risk of overexposure to the sun. As summer transitions into fall, the UV Index does start to decline in October, yet September’s consistent readings serve as a reminder for residents and visitors to prioritize sun safety. To learn more about UV levels throughout the year, check out the Morelia UV Index.
UV Risk Categories
September in Morelia, Mexico, continues the delightful trend of abundant sunshine that characterizes the region throughout much of the year. With 272 hours of sunshine, this month maintains a vibrant glow, slightly tapering from the sunniest days of May and June, which peak at 328 and 283 hours, respectively. As autumn approaches, the daylight hours gradually recede, yet September still boasts plenty of sunny moments, inviting visitors to enjoy the city's rich culture and stunning landscapes. This consistent brightness, even as the year begins to transition, underscores Morelia's charm as a year-round destination for sun seekers.
In Morelia, Mexico, September marks a notable dip in sunny weather, boasting a meager 17% chance of sunshine. This trend is a continuation of the pattern observed from the summer months, where the likelihood of clear skies dwindles significantly; June, July, and August also show low percentages, ranging from 13% to 21%. As the year progresses to October, the chance of sun begins to rebound to 33%, highlighting a seasonal shift. Thus, September stands as a stark contrast to the sunny disposition of the preceding months and hints at the rainy season ahead, making it less favorable for outdoor activities unless you're prepared for the occasional cloud cover.
As September rolls around in Morelia, Mexico, residents enjoy approximately 12 hours of daylight, marking a gradual transition from the longer summer days of June through August, where the sun shines for up to 13 hours. This month serves as a delightful bridge between the vibrant summer light and the shorter days that come with the arrival of autumn. Following September, daylight begins to wane, with October and November returning to 11 hours, and eventually settling into shorter days as winter approaches. The consistent daylight trend reflects Morelia's unique geographic position, where the balance of light shifts subtly yet steadily throughout the year, enriching the diverse experiences that accompany each season.
As the calendar turns to September in Morelia, Mexico, the wind offers a gentle caress, averaging a modest 1.4 m/s (3 mph). This slight decrease from the summer months reflects a broader trend throughout the year; the winds are generally calming during the latter half, with speeds dropping gradually from 1.7 m/s in March to September's whispering breezes. This seasonal lull acts as a bridge into the annual rhythm of Morelia, where the breezes, though subdued, carry with them the promise of autumn's arrival, making it a perfect time for leisurely strolls along the historic streets lined with colonial architecture.
The weather in Morelia 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 Morelia and find detailed weather information for every month.
In September, the weather is significantly warmer and wetter compared to January, with average temperatures around 19°C (66°F) and highs reaching 27°C (81°F). This month experiences frequent rainfall, totaling 148 mm (5.8 in) over about 20 days, accompanied by high humidity levels of 85%. In contrast, January presents a cooler climate, with average temperatures of 15°C (59°F) and maximums of 29°C (84°F). Precipitation is minimal during this month, with just 8 mm (0.3 in) falling over only 2 days, and humidity levels are lower at 70%. For more specific details on January conditions, refer to Morelia weather in January.
September and February present notably different weather patterns. In September, temperatures range from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), with an average of 19°C (66°F). This month is characterized by significant rainfall totaling 148 mm (5.8 in) over approximately 20 days, and high humidity levels reaching 85%.
In contrast, February enjoys milder conditions, with temperatures varying from a minimum of 5°C (41°F) to a maximum of 30°C (86°F), averaging 17°C (62°F). Precipitation is minimal at just 11 mm (0.4 in) across only 2 days, and humidity is lower at 64%. For a more detailed insight into February's climate, you can check Morelia weather in February.
September and March exhibit distinct weather characteristics. September typically features milder temperatures, with a minimum of 11°C (53°F) and a maximum of 27°C (81°F), while March has slightly cooler nights at 8°C (46°F) but can reach up to 31°C (89°F) during the day. Rainfall is significantly higher in September, with 148 mm (5.8 in) over approximately 20 days, contributing to a high humidity level of 85%. In contrast, March experiences much less precipitation, only 15 mm (0.6 in) over just 3 days, leading to a more comfortable humidity of 54%. For more detailed information about March weather, you can visit Morelia weather in March.
September and April present quite contrasting weather patterns. In September, temperatures range from a mild 11°C (53°F) to a warm 27°C (81°F), with the average sitting at 19°C (66°F). The month is characterized by high humidity at 85% and significant rainfall amounting to 148 mm (5.8 in) over about 20 days. In contrast, April sees slightly cooler minimum temperatures at 8°C (47°F), yet reaches higher maximums of 34°C (93°F), with an average of 21°C (70°F). This month is markedly drier, receiving only 10 mm (0.4 in) of precipitation in just 3 days and boasting a much lower humidity of 61%. For those interested in exploring the weather specifics for April, you can find more information here: Morelia weather in April.
September and May present contrasting weather patterns. In September, the temperatures range from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), with an average of 19°C (66°F). The month is characterized by high humidity at 85% and significant precipitation, totaling 148 mm (5.8 in) over about 20 days. Conversely, May offers warmer conditions with temperatures ranging from 11°C (51°F) to a much toastier 34°C (94°F), averaging 21°C (71°F). This month sees considerably less rain, with only 60 mm (2.4 in) over 10 days, and humidity levels are lower at 75%. Overall, while September is cooler and wetter, May is hotter and drier, making Morelia weather in May an attractive option for those seeking warmer weather.
In September, the weather tends to be cooler than in June, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), compared to June's slightly warmer range of 12°C (54°F) to 33°C (92°F). Both months experience a similar level of humidity, with September being at 85% and June slightly lower at 83%. Precipitation is relatively high in both months, with September receiving 148 mm (5.8 in) over approximately 20 days, while June has 131 mm (5.2 in) spread across 19 days. For more specific details about June's weather, you can visit this link: Morelia weather in June.
In September, the weather remains mild with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), maintaining an average of 19°C (66°F). The month is characterized by higher precipitation, measuring 148 mm (5.8 in) over approximately 20 days, along with elevated humidity at 85%. In contrast, July experiences slightly warmer temperatures, with a minimum of 12°C (55°F) and a maximum of 28°C (83°F), while also averaging around 19°C (66°F). Precipitation is slightly less, totaling 146 mm (5.7 in) over a greater number of days, about 26, and the humidity is slightly lower at 83%. Overall, while both months have comparable average temperatures, September is marked by more rainfall and higher humidity. For more details, see Morelia weather in July.
In comparing the weather between September and August, both months exhibit similar average temperatures, hovering around 19°C (66°F). However, August tends to be slightly warmer, with maximum temperatures reaching up to 28°C (82°F) compared to September's peak of 27°C (81°F). Precipitation is more frequent in August, occurring over 25 days and totaling 166 mm (6.5 in), while September sees rainfall over 20 days, totaling 148 mm (5.8 in). Both months maintain a high humidity level of 85%. For a more detailed look at August weather, you can check Morelia weather in August.
September and October present a transition in weather patterns, marked by notable differences in temperature and precipitation. September experiences a milder average temperature of 19°C (66°F), with maximum highs reaching 27°C (81°F), while October sees a slight decrease in the average to 18°C (65°F), although it can reach up to 28°C (83°F). Rainfall is considerably heavier in September, with 148 mm (5.8 in) over 20 days compared to October's 75 mm (3.0 in) across 12 days, leading to lower humidity levels in October at 79%, down from September's 85%. For more details on October weather, check out Morelia weather in October.
September and November present distinct contrasts in weather patterns. In September, temperatures range from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), with an average of 19°C (66°F). This month is characterized by notable precipitation, totaling 148 mm (5.8 in) over approximately 20 days, and high humidity levels at 85%. In contrast, November sees cooler temperatures, with minimums dropping to 6°C (42°F) and maximums reaching 29°C (84°F), averaging around 17°C (62°F). Rainfall significantly decreases to just 38 mm (1.5 in) across 5 days, and humidity drops to 76%. For those interested in a deeper look at November's climate, you can visit Morelia weather in November.
In comparing September and December weather, September tends to be noticeably warmer and wetter. Temperatures in September range from a minimum of 11°C (53°F) to a peak of 27°C (81°F), with an average of 19°C (66°F). This month also sees significant rainfall, receiving 148 mm (5.8 in) over about 20 days, coupled with high humidity levels at 85%. In contrast, December experiences cooler temperatures, with a minimum of 3°C (38°F) and an average of 15°C (59°F), while still peaking at 27°C (80°F). Precipitation dramatically decreases to just 10 mm (0.4 in) over only 2 days, and humidity drops to 74%. For more detailed information, you can check out Morelia weather in December.
As you explore Morelia in September, you'll find the weather marked by mild temperatures and a notable increase in humidity compared to the drier months. With an average temperature floating around a comfortable 19°C (66°F), the days are pleasantly warm, yet the frequent rainfall—approximately 148 mm over 20 days—adds a refreshing twist to the atmosphere. This month stands out as it transitions from the warm summer toward the cooler fall, creating a unique blend of lush greenery and vibrant landscapes. To understand more about how September fits into the broader context of weather patterns throughout the year, check out Morelia Climate.