Last updated: April 22, 2025
In September, Cuernavaca, Mexico experiences a subtropical climate characterized by warm days and cool nights. With maximum temperatures reaching around 27°C (80°F) and an average of 18°C (65°F), the weather is generally pleasant, though it can dip to a minimum of 10°C (51°F) at night. This month is also marked by high humidity at 82%, contributing to a moist atmosphere. Expect frequent rain, as September sees a significant precipitation total of 337 mm (13.3 inches) over 29 days, making it one of the wettest months of the year in this vibrant city. Plan your adventures accordingly, embracing the lush, green landscapes that this rainfall nurtures!
In September, Cuernavaca experiences a pleasant climate with temperatures ranging from a minimum of 10°C (51°F) to a comfortable maximum of 27°C (80°F). The average temperature sits at a mild 18°C (65°F), reflecting a trend of stability typical of this month, similar to August. As the summer months transition into fall, September maintains a delightful warmth, making it an ideal time for outdoor activities and exploring the vibrant culture of the city. The consistent temperatures throughout the month demonstrate Cuernavaca's reputation for a temperate climate, where cooler nights invite cozy evenings under the stars.
September in Cuernavaca, Mexico, marks the peak of the rainy season, bringing a substantial 337 mm (13.3 in) of precipitation over 29 days. This significant rainfall is part of a trend that sees the region's wettest months, June through September, consistently deliver heavy rains, with August's notably high 323 mm (12.7 in) preceding September's deluge. As the month unfolds, the lush landscape flourishes, nourished by this abundant moisture, which has become a defining characteristic of the region's climate. The transition from August to September also highlights a slight increase in precipitation, reflecting the tail end of the monsoon season, ensuring that Cuernavaca remains vibrant and green as it heads into the drier months.
In September, Cuernavaca experiences a notable rise in humidity, reaching 82%. This increase follows a gradual decline from a peak in January and February, where humidity levels hover around 84% and 78%, respectively. As the year progresses into the dry months of July and August, humidity dips to its lowest at 68% before rebounding in September. This pattern suggests a shift towards a more humid climate in the lead-up to the wetter months of October through December, where levels consistently remain high, reaching 91% in October. Overall, September acts as a transitional month, bridging the drier spell of summer with the wetter fall season, ensuring that Cuernavaca remains lush and vibrant.
In September, Cuernavaca experiences a steady UV Index of 14, categorized as extreme, which necessitates quick action to protect your skin, with a burn time of just 10 minutes. This marks a consistency in the summer's high UV levels, reflecting the sustained intensity seen from June through August. As the year progresses into the fall months, the UV Index slowly begins to dip; however, September remains firmly in the extreme category, urging visitors and residents alike to stay sun-safe. With an awareness of these trends, you can better plan your outdoor activities and enjoy the region's beauty while minimizing your risk. For more detailed insights and tips on managing UV exposure, check out Cuernavaca UV Index.
UV Risk Categories
September in Cuernavaca is a delightful blend of warmth and sunshine, with 278 hours of glorious sunlight illuminating the city. As summer wanes, this month sees a gentle decline in sunshine hours from the peak of 333 hours in May, but it still outshines many months of the year. Following a summer filled with abundant light, the softer glow of September heralds the onset of autumn, offering a perfect backdrop for exploring the vibrant culture and lush landscapes of this beautiful region. The trend of gradually decreasing sunlight continues into October and November, yet September remains a wonderful time to soak in the rays and enjoy the beautiful weather before winter approaches.
In Cuernavaca, Mexico, the likelihood of sunny weather undergoes significant shifts throughout the year, with September marking a notable dip to just 15%. As summer gives way to early fall, the region experiences a dramatic decrease in sunshine, particularly when compared to the sun-drenched months of February and March, which boast probabilities of 91% and 78% respectively. The transition from the sunny spring and early summer to the rainy season becomes apparent, as September stands out as one of the cloudiest months. This trend suggests that while late summer might hold some warmth, travelers should be prepared for the increased likelihood of rain during this time.
In Cuernavaca, Mexico, September marks a transition in daylight duration as the summer months taper off into early autumn. With approximately 12 hours of daylight, September mirrors August's light yet indicates a gradual shift towards shorter days. This month continues the trend established from May to August, where daily sunlight peaked at 13 hours, showcasing the regions' vibrant summer. However, as the year progresses into October and beyond, the daylight begins to dwindle, settling back to 11 hours as winter approaches. This rhythmic change in daylight is a beautiful reminder of nature's cycles, offering both consistent brightness and a gradual embrace of the cozy fall season.
As September settles in Cuernavaca, the charm of the city is complemented by a gentle breeze, with average wind speeds lingering at 1.3 m/s (3 mph). This tranquility is consistent with the trend observed during the summer months, where wind speeds remain relatively low. In fact, September's winds mirror those of August and June, creating a serene backdrop for outdoor activities. As the year transitions towards October, there’s a slight increase to 1.5 m/s (3 mph), hinting at a gradual shift. Overall, the mild breezes of September add to the delightful ambiance, inviting both residents and visitors to embrace the beauty of Cuernavaca's early autumn.
The weather in Cuernavaca 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 Cuernavaca and find detailed weather information for every month.
September and January exhibit distinct differences in weather patterns. In September, temperatures range from a minimum of 10°C (51°F) to a maximum of 27°C (80°F), with an average of 18°C (65°F). The month is also characterized by high humidity at 82% and significant rainfall, totaling 337 mm (13.3 in) over 29 days. In contrast, January features milder temperatures, with a minimum of 3°C (37°F), an average of 14°C (58°F), and a maximum of 27°C (81°F). Precipitation is minimal, with only 6 mm (0.2 in) falling on just 1 day, and humidity remains slightly higher at 84%. For more details on January weather, you can visit Cuernavaca weather in January.
September weather in Cuernavaca is characterized by more considerable variation in temperature, featuring a minimum of 10°C (51°F), an average of 18°C (65°F), and a maximum of 27°C (80°F). This month experiences heavy precipitation, with 337 mm (13.3 in) spread over 29 days, leading to high humidity levels at 82%. In contrast, February showcases milder conditions with a minimum temperature of 5°C (41°F), an average of 16°C (62°F), and a peak of 28°C (83°F). Remarkably, February sees very little rainfall, only 4 mm (0.2 in) across just one day, resulting in slightly lower humidity at 78%. For a closer look at February's weather, you can visit Cuernavaca weather in February.
September and March present quite distinct weather patterns. September tends to be cooler, with average temperatures around 18°C (65°F) and highs reaching 27°C (80°F), but it is also much wetter, experiencing approximately 337 mm (13.3 in) of precipitation over 29 days, coupled with high humidity levels at 82%. In contrast, March features slightly warmer average temperatures at 19°C (66°F), with maximums peaking at 31°C (88°F). This month is characterized by significantly less rainfall, with only 15 mm (0.6 in) recorded over just 3 days, and lower humidity at 75%. For a detailed look at March weather, you can check Cuernavaca weather in March.
In comparing the weather of September and April, it becomes clear that both months have their unique characteristics. September typically experiences a wider temperature range, with minimums around 10°C (51°F) and maximums reaching 27°C (80°F), while April offers slightly cooler mornings at 8°C (46°F) but warmer afternoons, peaking at 31°C (88°F). Rainfall is significantly more abundant in September, with 337 mm (13.3 in) spread over 29 days, resulting in high humidity levels of 82%. In contrast, April enjoys much drier conditions, with only 39 mm (1.5 in) of precipitation across just 7 days and a humidity of 70%. For those looking to learn more about the specifics of April weather, check out Cuernavaca weather in April.
September and May have distinct weather characteristics that set them apart. September features a more variable temperature range, with minimums around 10°C (51°F) and maximums reaching up to 27°C (80°F), averaging about 18°C (65°F). It is also considerably wetter, with a high precipitation level of 337 mm (13.3 in) spread over 29 days and humidity sitting at 82%. In contrast, May offers milder conditions, with slightly warmer temperatures, a minimum of 9°C (48°F) and a maximum of 30°C (86°F), and an average of 20°C (68°F). May experiences significantly less rainfall, totaling 160 mm (6.3 in) over 18 days, with a lower humidity level of 77%. For those interested in exploring the pleasant conditions during this time, check out Cuernavaca weather in May.
In comparing the weather in September and June, both months share similar minimum and average temperatures, starting at around 10°C (51°F) and averaging 18°C (65°F). However, June sees a higher maximum temperature of 31°C (87°F), compared to September's peak of 27°C (80°F), making June feel notably warmer. Precipitation levels are also quite distinct; June experiences slightly more rain, totaling 369 mm (14.5 in) over 26 days, while September records 337 mm (13.3 in) over 29 days. Additionally, the humidity in September is a bit higher at 82%, compared to June's 76%. For more details on June weather specifically, you can refer to Cuernavaca weather in June.
When comparing the weather in September to that of July, both months exhibit similar average temperatures, with September experiencing a slightly warmer maximum of 27°C (80°F) compared to July’s 26°C (80°F). However, September is notably wetter, with a significant increase in precipitation at 337 mm (13.3 in) over 29 days, compared to July's 228 mm (9.0 in) across 27 days. Additionally, September's humidity is higher at 82%, making it feel more humid than July, which has a humidity level of 68%. For more detailed information about July's weather, you can visit Cuernavaca weather in July.
In comparing the weather of September and August, we see similar temperature patterns, with both months featuring a minimum of 10°C (51°F), an average of 18°C (65°F), and a maximum of 27°C (80°F). However, September experiences slightly more rainfall, accumulating 337 mm (13.3 in) compared to August's 323 mm (12.7 in), and it also has one more rainy day, totaling 29 days of precipitation versus August's 30 days. Another noticeable difference is the humidity level, which is higher in September at 82%, compared to 70% in August. For more detailed insights on August's weather, you can visit Cuernavaca weather in August.
September experiences slightly warmer temperatures, with a minimum of 10°C (51°F) and a maximum of 27°C (80°F), while October brings cooler nights with a minimum of 7°C (45°F). Interestingly, both months share an average daily temperature of around 18°C (64-65°F). However, September is notably wetter, recording 337 mm (13.3 in) of precipitation over 29 days, compared to October's 173 mm (6.8 in) across 21 days. Additionally, October has a higher humidity level of 91%, while September sits at 82%. For a closer look at what to expect, check out Cuernavaca weather in October.
In September, temperatures range from a mild 10°C (51°F) at night to a warm 27°C (80°F) during the day, offering an average of 18°C (65°F). However, this month is also characterized by high humidity at 82% and significant rainfall, with precipitation totaling 337 mm (13.3 in) over 29 days. In contrast, November sees a marked decrease in nighttime temperatures, dropping to a chilly 3°C (38°F), while daytime highs hover around 26°C (79°F), maintaining a comfortable average of 16°C (61°F). Precipitation in November is much lighter, totaling only 39 mm (1.5 in) over just 8 days, though humidity slightly increases to 89%. For a more detailed overview of weather patterns, check out Cuernavaca weather in November.
In September, the weather is typically warmer, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 27°C (80°F) and an average of 18°C (65°F). This month sees significant rainfall, with 337 mm (13.3 in) of precipitation over 29 days and a humidity level of 82%. In contrast, December experiences much cooler temperatures, with a minimum of 2°C (36°F), an average of 14°C (58°F), and a maximum of 26°C (79°F). Rainfall is minimal in December, with only 5 mm (0.2 in) over just one day, although the humidity rises slightly to 88%. For more detailed information about December weather, you can visit Cuernavaca weather in December.
September in Cuernavaca brings a distinct shift from the warmer, drier months that precede it. As the rainy season peaks, you can expect heightened humidity levels and frequent precipitation, resulting in a lush, vibrant landscape. While the temperatures remain relatively moderate, the abundant rainfall creates a unique atmosphere that contrasts sharply with the dry heat of summer. Those seeking a less crowded experience may appreciate visiting during this time, as the verdant surroundings and refreshing showers offer a different kind of beauty. To learn more about what to expect throughout the year, visit Cuernavaca Climate.