Last updated: April 22, 2025
Experience the vibrant weather of Guerrero, Mexico in September, where temperatures soar with a maximum of 41°C (106°F), settling at a pleasant average of 29°C (84°F) during the day. As the evening approaches, you can enjoy cooler nights with a minimum of 13°C (56°F). This month, expect the skies to open up with 115 mm (4.5 in) of rainfall over 9 days, contributing to a lush and vibrant landscape. The humidity is at a comfortable 68%, creating a warm yet inviting atmosphere perfect for exploring the beauty of Guerrero. Whether basking in the sun or enjoying the refreshing rain, September offers a unique charm that draws visitors to this tropical paradise.
In September, temperatures in Guerrero, Mexico reflect a warm transition, with minimums around 13°C (56°F), comfortably rising to an average of 29°C (84°F) and peaking at 41°C (106°F). This month stands out as the tail end of the intense summer heat, where the average temperature is slightly lower compared to the sweltering heights of August, but still inviting enough for outdoor enthusiasts. Notably, the days begin to feel a tad cooler, hinting at the approaching autumn, while the consistent warmth offers perfect conditions for both exploration and relaxation. The overall trend shows a gradual cooling as the year progresses, yet September maintains that vibrant summer essence, making it an enticing time to experience the region's natural beauty and cultural zest.
In September, Guerrero, Mexico, experiences a significant increase in precipitation, with 115 mm (4.5 in) of rainfall over nine days, making it the wettest month of the year. This surge marks a sharp contrast to the drier months of August and July, highlighting a decisive shift as the region transitions deeper into the rainy season. While May typically brings the most rain before September, the latter stands out not only for its volume but also for the higher frequency of rainy days. This pattern underscores a crucial period for local agriculture, replenishing water sources and nurturing the lush landscapes that define Guerrero's natural beauty.
In Guerrero, Mexico, September features a humidity level of 68%, marking a subtle rise from the drier months of July and August, which recorded lower levels at 65% and 55%, respectively. As summer transitions into fall, the air begins to retain more moisture, signaling a shift in weather patterns. This trend continues into October, where humidity increases to 77%, indicating the approach of the wetter season. Interestingly, the year's highest humidity levels are observed in the latter months, with November and December showcasing 84% and 87%, respectively. Overall, September serves as a pivotal point in the annual cycle, bridging the gap between the dry summer and the humid fall.
As September rolls into Guerrero, Mexico, the UV Index remains notably high at 11, classifying it in the extreme exposure category. This slight drop from the peak of 12 during the summer months still necessitates caution, as just 10 minutes of sun exposure can result in burns. Overall, the trend throughout the year shows that while January starts with a more moderate index of 5, February through August sees a dramatic escalation, peaking in the summer months where sun protection becomes crucial. As we transition into the fall, the UV Index decreases to 9 in October, hinting at safer sun exposure while still reminding visitors to remain vigilant. For more details, visit Guerrero UV Index.
UV Risk Categories
In Guerrero, Mexico, September offers a delightful balance of sun and warmth, with an impressive 286 hours of sunshine illuminating the skies. This month's sunlight marks a gentle decline from the peak of summer, where July and June basked in 354 and 339 hours respectively. Through the year, sunshine steadily increases from the 184 hours found in January, peaking in the summer months before beginning to taper off in the fall. The gradual decrease from the vibrant 297 hours in May and the high of 342 hours in August hints at the transition towards the milder autumn, making September a perfect time for visitors to enjoy the remnants of summer's glow before the cooler months set in.
In Guerrero, Mexico, September brings a noteworthy chance of sunny weather, with a promising 74% likelihood of sunshine. This trend marks an exciting shift as the summer months give way to autumn, offering one of the highest probabilities of clear skies for the year. As temperatures begin to moderate, September stands out not only for its sunshine but also for its vibrant atmosphere, making it an ideal time for outdoor activities and enjoying the scenic beauty of the region. Following September, the likelihood remains relatively high in October at 66%, but slips during the latter months of the year, signaling that the sun-soaked days of early autumn are a cherished highlight of Guerrero's climate.
In Guerrero, Mexico, the daylight duration experiences a captivating rhythm throughout the year. Starting the year with a modest 10 hours in January, daylight gradually increases, peaking at 13 hours from May through August, a perfect time for outdoor adventures and beach escapades. As summer fades, September sees a slight dip back to 12 hours, hinting at the impending change of seasons. Following this, October and November gradually reduce daylight back to 10 hours, mirroring the cycle that began the year. This ebb and flow of sunlight not only marks the passage of time but also invites locals and visitors alike to embrace the vibrant outdoor life during the sun-drenched months of summer.
As summer transitions to autumn in Guerrero, Mexico, the September winds provide a gentle reminder of the shifting seasons. With an average wind speed of 3.6 m/s (8 mph), September marks a slight decrease from the breezier days of late spring and early summer, where speeds peaked at 5.0 m/s (11 mph) in May. The consistent trend of diminishing wind speeds continues into the later months, resembling the calm before the winter chill sets in. This seasonal shift not only enriches the atmosphere but also invites outdoor enthusiasts to bask in the mild breezes, making September a delightful time to explore the natural beauty of this coastal paradise.
The weather in Guerrero 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 Guerrero and find detailed weather information for every month.
September and January embody contrasting weather patterns. September boasts a warm climate with average temperatures around 29°C (84°F) and maximums soaring as high as 41°C (106°F). The month experiences significant rainfall, totaling 115 mm (4.5 in) over approximately 9 days, alongside a humidity level of 68%. In stark contrast, January presents a much cooler atmosphere, with average temperatures dropping to 13°C (56°F) and maximums reaching only 35°C (95°F). The precipitation in January is minimal, at just 13 mm (0.5 in) over about 4 days, and the humidity rises slightly to 76%. For a closer look at January's weather patterns, you can explore Guerrero weather in January.
September and February present stark contrasts in weather. September typically showcases warmer temperatures, with a minimum of 13°C (56°F), an average of 29°C (84°F), and a maximum that can reach up to a sweltering 41°C (106°F). This month also experiences significant rainfall, averaging 115 mm (4.5 in) over about 9 days, accompanied by a humidity level of 68%. In sharp contrast, February features much cooler temperatures, ranging from a minimum of -10°C (14°F) to a maximum of 38°C (100°F), averaging around 16°C (60°F). Precipitation in February is considerably less, with only 20 mm (0.8 in) over just 4 days, and humidity levels rising to 75%. For more detailed insights into February weather, you can visit Guerrero weather in February.
In comparing September and March weather, September tends to be much warmer, featuring temperatures that range from a minimum of 13°C (56°F) to a scorching maximum of 41°C (106°F), with an average of 29°C (84°F). This month also sees significant precipitation, with 115 mm (4.5 in) falling over about 9 days, accompanied by a humidity level of 68%.
In contrast, March experiences a much cooler climate, with temperatures ranging from a chilly minimum of 1°C (34°F) to a maximum of 37°C (98°F), averaging 21°C (70°F). With only 25 mm (1.0 in) of rainfall over 4 days, March is considerably drier than September, despite a slightly higher humidity level of 70%.
For more detailed information on March weather, you can visit Guerrero weather in March.
When comparing the weather in September and April, notable differences emerge in temperature and precipitation. September tends to be warmer, with average temperatures reaching 29°C (84°F) and maximums soaring to 41°C (106°F), while April sees milder averages of 24°C (76°F) with similar highs. Precipitation is more frequent in September, averaging 115 mm (4.5 in) over 9 days, compared to April's 42 mm (1.7 in) spread over just 5 days. Additionally, humidity levels are slightly higher in April at 73%, contrasted with September's 68%. For more detailed insights into April's weather conditions, you can refer to Guerrero weather in April.
In comparison to May, September experiences slightly higher average temperatures, with a minimum of 13°C (56°F) and reaching up to 41°C (106°F), while May has a minimum of 12°C (54°F) and a maximum of 43°C (110°F). Both months see an average of 9 days of precipitation, but September receives more rainfall overall, totaling 115 mm (4.5 in) compared to May's 91 mm (3.6 in). Additionally, humidity levels are higher in May at 79%, whereas September has humidity at 68%. For a detailed look at May's weather patterns, you can refer to Guerrero weather in May.
When comparing the weather in September and June, it's clear that both months experience high temperatures, but with notable differences. September shows a minimum temperature of 13°C (56°F), an average of 29°C (84°F), and can reach up to 41°C (106°F). It also sees higher precipitation at 115 mm (4.5 in) over about 9 days, contributing to a relative humidity of 68%. In contrast, June presents warmer conditions with a minimum of 20°C (68°F), an average of 30°C (87°F), and peaks at a maximum of 42°C (108°F). The month is generally drier, with only 31 mm (1.2 in) of rain over about 6 days and humidity levels slightly higher at 78%. For more detailed insights on June weather patterns, you can check Guerrero weather in June.
In comparing the weather between September and July, September exhibits a wider temperature range with minimums of 13°C (56°F) and maximums reaching up to 41°C (106°F), while July maintains warmer lows around 21°C (70°F) and slightly higher highs peaking at 43°C (110°F). Additionally, September experiences significantly higher precipitation, totaling 115 mm (4.5 in) over 9 days, compared to July's lighter 33 mm (1.3 in) across just 6 days. Humidity levels are also slightly elevated in September at 68%, compared to 65% in July. For further details on July weather, visit Guerrero weather in July.
In comparing the weather of September and August, September experiences a slightly cooler average temperature, ranging from a minimum of 13°C (56°F) to a maximum of 41°C (106°F), while August maintains warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 42°C (107°F). Additionally, September is significantly wetter, receiving 115 mm (4.5 in) of precipitation over 9 days compared to August's modest 28 mm (1.1 in) over just 2 days of rainfall. Humidity levels also differ, with September averaging 68%, making it feel more humid than August's 55%. For more detailed insights into August's weather, you can visit Guerrero weather in August.
In September, the weather is characterized by a considerable warmth, with average temperatures reaching 29°C (84°F) and maximums soaring up to 41°C (106°F). This month experiences higher humidity levels at 68% and more precipitation, totaling 115 mm (4.5 in) over 9 days.
In contrast, October brings a noticeable shift, with temperatures dropping to an average of 24°C (75°F) and minimum lows of 4°C (39°F). The month is drier, receiving only 61 mm (2.4 in) of rainfall over 6 days, though the humidity increases slightly to 77%. For those interested in specifics, you can check Guerrero weather in October for more details.
September typically showcases a warmer climate with minimum temperatures around 13°C (56°F) and average highs reaching up to 29°C (84°F), occasionally peaking at a scorching 41°C (106°F). This month also sees considerable rainfall, totaling 115 mm (4.5 in) over about 9 days, paired with a humidity level of 68%. In contrast, November presents a much cooler atmosphere, with temperatures dipping to a minimum of -1°C (31°F) and an average high of 18°C (65°F), while the maximum can reach 33°C (91°F). Notably, November experiences significantly less precipitation, averaging only 23 mm (0.9 in) over 3 days, and higher humidity at 84%. For more details on November weather in Guerrero, check out Guerrero weather in November.
In September, the weather is typically warm, with minimum temperatures around 13°C (56°F) and average highs reaching up to 29°C (84°F), peaking at a scorching 41°C (106°F). The month also experiences significant rainfall, totaling 115 mm (4.5 in) over approximately 9 days, accompanied by a humidity level of 68%. In stark contrast, December brings cooler temperatures, with a minimum of -1°C (31°F) and an average of 15°C (59°F), while maximum temperatures can reach 35°C (95°F). Rainfall is minimal during this month, with just 18 mm (0.7 in) spread over 3 days, although humidity rises to 87%. This dramatic change reflects a shift from the heat and humidity of September to the cooler and drier conditions of December. For more detailed insights on seasonal weather patterns, visit Guerrero weather in December.
In September, Guerrero experiences a distinct transition in its weather patterns as the intense summer heat begins to mellow. With maximum temperatures peaking at 41°C, the month showcases a blend of warm days alongside cooler evenings where the thermometer can dip to lows around 13°C. This fluctuation contributes to an overall average of 29°C, creating a comfortable environment for those looking to explore the region. However, September is also marked by increased humidity and rainfall, with approximately 115 mm of precipitation spread over 9 days, offering a refreshing reprieve from the dryness of previous months. This unique combination makes September a vibrant and dynamic month to experience Guerrero. For a deeper understanding of yearly weather trends, visit Guerrero Climate.