Last updated: April 22, 2025
September in Morelos, Mexico brings a dynamic climate characterized by warm temperatures and significant rainfall. With maximum temperatures soaring to 35°C (95°F) and an average of 23°C (73°F), the weather remains inviting despite the occasional cool spells, dipping to a minimum of 13°C (57°F). This month is particularly notable for its high humidity level of 82%, contributing to a muggy atmosphere. Rainfall is prevalent, with 111 mm (4.4 in) of precipitation spread over 17 days, making September a month of lush greenery and vibrant landscapes. Visitors can expect a blend of warm, sunny days interspersed with refreshing showers, defining the rich climate of this beautiful region.
In September, temperatures in Morelos, Mexico offer a delightful transition into the fall, maintaining a warm and inviting atmosphere. With minimums averaging around 13°C (57°F) and maximums reaching up to 35°C (95°F), the weather is characterized by pleasant warmth during the day, complemented by cooler evenings. The average temperature hovers around 23°C (73°F), making it a comfortable month for outdoor activities and exploration. September retains the heat of summer while gradually ushering in the refreshing changes of autumn, perfect for visitors eager to experience the vibrant landscapes and cultural richness of the region.
In September, Morelos experiences a noticeable shift in precipitation patterns, marked by 111 mm (4.4 inches) over 17 days of rainfall. This amount reflects a significant decrease compared to the preceding months of July and August, which are characterized by intense rainfalls, with July seeing a staggering 177 mm (7.0 inches) and August close behind at 151 mm (5.9 inches). The transition into September offers a more moderated, yet still substantial, volume of rain that supports the lush landscapes of the region. While the rainy season gradually begins to recede, the earlier heavy downpours have already laid a strong foundation for the growth of greenery and agriculture, paving the way for the milder conditions of the upcoming months.
As September unfolds in Morelos, Mexico, humidity levels reach 82%, peaking after the warmer months. This upward trend follows the pattern established in August, which boasts a notably high 81% humidity. The summer months, particularly July and August, experience a significant increase in moisture, reflecting the region's tropical climate. Following September, the humidity dips slightly to 78% in both October and November, suggesting a transition toward a drier spell as the year nears its end. Overall, the data paints a vivid picture of Morelos' humid yet vibrant atmosphere, where autumn begins to brush against the lingering warmth of summer.
As summer fades and September arrives in Morelos, Mexico, the UV Index remains high at 12, categorized as extreme with a burn time of just 10 minutes. This trend of elevated UV levels continues from the peak months of April through August, where indices soared to 14. However, despite a slight decline in September, the danger remains significant, urging locals and visitors alike to take precautions against sun exposure. As we transition into the cooler months, the UV Index drops further, but it's essential to stay vigilant. For more detailed information on UV levels throughout the year, visit Morelos UV Index.
UV Risk Categories
September in Morelos, Mexico, delights with 288 hours of sunshine, marking a transition as summer begins to wane. Following an impressive peak in May at 367 hours, the sunshine gradually tapers off during the late months of the year. Notably, September’s sunlit days still provide a radiant backdrop for outdoor activities, maintaining a warm glow even as autumn approaches. With hours of sunshine steadily decreasing from summer’s height, the picturesque landscapes of Morelos invite exploration, ensuring that the charm of the region remains vibrant, even as daylight dims.
In Morelos, Mexico, the likelihood of sunny weather in September stands at a moderate 54%, reflecting a slight improvement from the peak of the rainy season. As summer recedes, September's sun chances are notably higher than the record lows of 33% in August and 37% in July. However, this percentage still falls short compared to the sunny days enjoyed in earlier months like May (80%) and October (73%). As the region transitions into autumn, visitors can anticipate a mix of sun and occasional rain, making it a favorable time for outdoor activities while keeping an umbrella handy for those unexpected showers.
In Morelos, Mexico, September marks a transition as daylight begins to wane after the summer solstice, with the sun gracing the skies for 12 hours each day. This slight decrease from the 13 hours enjoyed in the peak months of May through August signals the gradual shift toward autumn. As daylight diminishes, the region's vibrant landscape prepares for a cooler and more serene season, echoing the rhythm of nature's cycles. Visitors and residents alike can savor the gentle shift in daylight, offering an ideal time for outdoor activities as it balances warmth and comfort with longer evenings ahead. This pattern of daylight duration underscores Morelos' unique position between the vibrancy of summer and the tranquil embrace of fall.
In September, the winds of Morelos, Mexico, begin to shift subtly, with an average speed of 1.2 m/s (3 mph). This gentle breeze marks a transition from the summer months, where July and August experience their calmest winds, averaging just 1.0 m/s (2 mph) and 1.1 m/s (2 mph), respectively. As autumn approaches, there is a slight uptick in wind speed that heralds the arrival of cooler temperatures. This pattern continues into October, where winds increase marginally to 1.3 m/s (3 mph), suggesting a refreshing change in the air. Overall, September serves as a gentle reminder of nature's rhythms, inviting residents and visitors to enjoy the serene embrace of the season.
The weather in Morelos 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 Morelos and find detailed weather information for every month.
September and January present starkly different weather conditions. In September, temperatures range from a minimum of 13°C (57°F) to a scorching maximum of 35°C (95°F), accompanied by high humidity at 82% and substantial rainfall totaling 111 mm (4.4 in) over 17 days. In contrast, January offers a much cooler climate with temperatures dipping as low as -3°C (26°F) and peaking at 29°C (84°F). This month sees significantly less precipitation, with only 39 mm (1.5 in) expected over just 3 days and lower humidity at 74%. For more detailed insights on January weather, you can refer to this link: Morelos weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a minimum of 13°C (57°F) to a maximum of 35°C (95°F), resulting in an average temperature of 23°C (73°F). This month experiences relatively high humidity at 82% and considerable precipitation, with 111 mm (4.4 in) falling over 17 days. In stark contrast, February's weather is much cooler, with temperatures dipping to a minimum of -2°C (29°F) and peaking at 30°C (87°F), leading to a more moderate average of 14°C (58°F). February also records lower humidity at 67% and significantly less precipitation, totaling 64 mm (2.5 in) over just 5 days. For a closer look at February weather specifics, visit Morelos weather in February.
In comparing the weather between September and March, it is evident that September is significantly warmer and more humid. The average temperature in September reaches around 23°C (73°F), with highs soaring to 35°C (95°F), while March offers cooler conditions, averaging 17°C (63°F) and peaking at 31°C (88°F). Additionally, September experiences considerable rainfall, with 111 mm (4.4 in) over 17 days, compared to the much drier March, which sees only 25 mm (1.0 in) of rain across just 2 days. The humidity in September is also notably higher at 82%, compared to March's 60%. For more detailed insights about March weather, check out Morelos weather in March.
September and April exhibit distinct weather patterns, reflecting the transition from late summer to early autumn and early spring, respectively. In September, temperatures range from a minimum of 13°C (57°F) to a high of 35°C (95°F), with an average of 23°C (73°F). This month also sees significant precipitation, with 111 mm (4.4 in) falling over 17 days, contributing to a high humidity level of 82%. In contrast, April experiences milder temperatures, with a minimum of 3°C (38°F) and an average of 20°C (69°F), while still reaching the same peak temperature of 35°C (95°F). However, April is notably drier, receiving just 4 mm (0.2 in) of precipitation on one day, resulting in a lower humidity of 51%. For a closer look at April weather specifics, you can check Morelos weather in April.
In comparing the weather between September and May, we can see some significant differences. September experiences a wider temperature range, with minimums around 13°C (57°F) and maximums peaking at 35°C (95°F), alongside higher humidity levels at 82%. The month is also characterized by frequent rainfall, totaling 111 mm (4.4 in) across 17 days. In contrast, May has milder conditions with minimum temperatures dropping to 7°C (45°F) and maximums reaching 37°C (99°F). This month boasts significantly less precipitation, only 5 mm (0.2 in) across just 1 day, and a much lower humidity of 47%. For those looking for detailed weather insights, Morelos weather in May provides further information.
In comparing the weather between September and June, September typically has a more moderate temperature range, with minimums around 13°C (57°F), averaging 23°C (73°F), and maximums reaching up to 35°C (95°F). In contrast, June is generally warmer, featuring minimum temperatures of 13°C (55°F), an average of 26°C (79°F), and maximums soaring as high as 38°C (101°F). June also experiences less precipitation at 68 mm (2.7 in) over about 10 days, compared to September's 111 mm (4.4 in) over 17 days. Additionally, the humidity is significantly lower in June at 50%, making it feel less muggy compared to the 82% humidity often found in September. For more details, you can check Morelos weather in June.
When comparing the weather in September and July, both months exhibit similar average temperatures, ranging from 23°C (73°F) to a maximum of 35°C (95°F) in September and 35°C (94°F) in July. However, September has slightly cooler minimum temperatures, averaging 13°C (57°F) compared to July's 14°C (58°F). One notable difference is in precipitation and humidity; September experiences more rainfall with 111 mm (4.4 in) over 17 days, while July sees higher precipitation at 177 mm (7.0 in) spread across 27 days. Additionally, September is more humid at 82%, in contrast to July's 70%. For more detailed insights, you can check Morelos weather in July.
In comparing the weather between September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 13°C (57°F) to a maximum of 35°C (95°F), while August boasts a warmer minimum of 15°C (60°F) and a similar maximum of 35°C (95°F). Precipitation levels are also notably lower in September, with 111 mm (4.4 in) over 17 days compared to August's 151 mm (5.9 in) over 25 days. Humidity remains relatively consistent, with September at 82% and August at 81%. Overall, September offers a bit more dryness and slightly cooler temps, making it a transition into the fall. For more detailed insights on August weather conditions, visit Morelos weather in August.
September and October display a noticeable shift in weather characteristics. In September, temperatures can range from a minimum of 13°C (57°F) to a maximum of 35°C (95°F), with an average temperature of 23°C (73°F). This month experiences higher precipitation levels, totaling 111 mm (4.4 in) across 17 days, coupled with high humidity at 82%. In contrast, October sees cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 34°C (94°F), averaging 21°C (71°F). Precipitation drops significantly to 35 mm (1.4 in) over just 8 days, and the humidity rates ease to 78%. For more detailed information, you can refer to Morelos weather in October.
September and November exhibit notable differences in weather patterns. September experiences much warmer temperatures, with minimums around 13°C (57°F) and maximums soaring up to 35°C (95°F), while November's temperatures drop significantly, ranging from a chilly 0°C (33°F) to a more comfortable 33°C (92°F). Additionally, September sees higher rainfall, averaging 111 mm (4.4 in) over 17 days, compared to November's much drier conditions with only 53 mm (2.1 in) over just 4 days. Humidity levels remain relatively high in both months, with September at 82% and November slightly lower at 78%. For a detailed look at November's weather, check out Morelos weather in November.
In September, the weather is characterized by warm temperatures, with a minimum of 13°C (57°F) and an average of 23°C (73°F), peaking at a scorching 35°C (95°F). This month experiences significant rainfall, with 111 mm (4.4 in) over 17 days, resulting in a humidity level of 82%. In contrast, December brings much cooler weather, featuring a minimum temperature of -1°C (30°F) and an average of 14°C (57°F), with a maximum reaching 29°C (84°F). Precipitation decreases to 51 mm (2.0 in) spread over just 4 days, leading to slightly lower humidity at 80%. For more detailed information, you can visit Morelos weather in December.
As September rolls in, Morelos experiences a notable shift in weather patterns, setting it apart from the drier months earlier in the year. With a higher average humidity of 82%, the air feels more saturated, contributing to the increased chance of rainfall during this month. The maximum temperatures can reach up to 35°C (95°F), but the refreshing cooler nights provide a pleasant reprieve as it dips to around 13°C (57°F). Though you might encounter about 17 rainy days throughout the month, these showers serve to nourish the lush landscape. To explore more about how September fits into the overall climate of Morelos, check out Morelos Climate.