Last updated: April 22, 2025
In September, Guerrero, Mexico experiences a mild and humid climate, characterized by a maximum temperature of 28°C (82°F) and an average of 18°C (64°F). As the rainy season peaks, the region receives a substantial 132 mm (5.2 in) of precipitation over approximately 21 days, contributing to a notably high humidity level of 84%. Visitors should prepare for frequent showers intermixed with warm temperatures, making it an ideal time to explore the lush landscapes while enjoying the tropical ambiance.
In September, Guerrero, Mexico, experiences a distinctive shift in temperatures that heralds the transition into autumn. With minimum temperatures returning to cooler nights at 6°C (43°F) and average daytime highs reaching a comfortable 28°C (82°F), the climate remains relatively mild compared to the peak summer months. Although the average temperature holds steady at 18°C (64°F), it is notable that the highs begin to taper off from their summer peaks, suggesting a gradual easing into more temperate conditions. As September unfolds, visitors can enjoy pleasantly warm days perfect for exploration while enjoying comfortably cool evenings, highlighting this month as an ideal time for outdoor activities in this picturesque region.
In September, Guerrero, Mexico, experiences its peak precipitation of the year, with an impressive 132 mm (5.2 in) of rainfall recorded over 21 days. This significant increase from August's rainfall marks a notable upward trend, as the region transitions fully into the rainy season. With the lush landscape receiving abundant moisture, September not only enriches the natural beauty of Guerrero but also supports the agricultural needs of the area. As the month unfolds, the air is often filled with the refreshing scent of rain, creating a vibrant atmosphere that characterizes this time of year. This continued pattern of increasing rainfall from earlier months consistently bolsters the region's ecosystem, making it a vital month for both nature and farming.
In Guerrero, Mexico, September marks a significant transition in humidity levels, with an average of 84%. This change represents a rebound from the drier months of summer, where humidity dropped to its lowest at 72% in July and 74% in August. As the year progresses, humidity trends indicate a distinct pattern: starting at a high of 88% in January, levels gradually decline to a low in July before beginning their ascent again. By the end of the year, humidity peaks once more, reaching 92% in October and sustaining high levels throughout November and December. This cyclical rise and fall underscores Guerrero's tropical climate, where the humidity is a defining characteristic, particularly as the rainy season reestablishes itself in September.
In September, Guerrero, Mexico, continues to bask in an extreme UV Index of 14, maintaining the trend of high exposure seen throughout the summer months. With a burn time of just 10 minutes, it's crucial for sun-seekers to prioritize protection, similar to the previous months of July and August that also recorded this level. This consistent high UV radiation underlines the importance of vigilance against sunburn, especially as the region transitions into the cooler months. For those planning outdoor activities, awareness of these UV levels is key. Stay informed about seasonal changes and safety measures by checking the Guerrero UV Index.
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As summer gracefully transitions into fall, September in Guerrero, Mexico, offers a delightful blend of sunshine and mild warmth. With 260 hours of golden rays, this month reflects a slight dip from the peak summer months, yet it still boasts ample daylight for beach outings and outdoor adventures. Notably, the trend throughout the year reveals a gradual increase in sunshine hours from January’s modest 222 hours to May's peak of 331 hours, before settling into the cozy warmth of early autumn. As the year progresses, September’s sunshine is a reminder of summer’s lingering embrace, perfectly setting the stage for the cooler months ahead. Whether it’s basking by the ocean or exploring the vibrant local culture, September remains a splendid time to enjoy Guerrero's natural beauty.
September in Guerrero, Mexico, presents a notable drop in sunny weather, offering only a 14% chance of sunshine. This trend continues the overall pattern of declining sunlight from the peak of February's 76% chance, gradually tapering off as summer progresses. As the rains of June and July take their toll, the likelihood of clear skies remains low, only slightly improving through the autumn months. With such limited sunny days, visitors might find September to be a more subdued time to explore the region's beautiful landscapes, making it crucial to plan indoor activities or seek alternative months for a sun-soaked getaway.
In Guerrero, Mexico, September boasts approximately 12 hours of daylight, marking a transition towards shorter days as the year progresses. This month mirrors the daylight duration of both March and April, which experienced similar lengths of sunshine, hinting at a seasonal rhythm. As summer wanes, Guerrero enjoys consistent daylight in May through August, with each month gradually increasing to a peak of 13 hours in the heart of summer. However, as September transitions to October, daylight begins to retreat, foreshadowing the shorter days of winter. The shift in daylight hours not only showcases the region's climatic patterns but also enriches the vibrant life that thrives under the Mexican sun, inviting visitors to revel in a tapestry of cultural experiences.
As summer transitions into fall, September in Guerrero, Mexico brings a noticeable dip in average wind speed, averaging just 1.8 m/s (4 mph). This marks the lowest point in the year, following a gentle breeze typical of the warmer months. With the winds calming down slightly compared to August's 2.3 m/s (5 mph), this shift hints at a subtle change in the climate as the region prepares for the cooler seasons ahead. This trend reflects a broader pattern where wind speeds tend to decline as the year progresses towards its end, creating a serene atmosphere that complements Guerrero's stunning coastal landscape. Visitors can enjoy peaceful evenings and tranquil days as the gentle winds signal the approach of autumn.
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.
In September, the weather showcases a wider temperature range, with minimums of 6°C (43°F) and maximums reaching up to 28°C (82°F), resulting in a comfortable average of 18°C (64°F). This month experiences significant precipitation, totaling 132 mm (5.2 in) over 21 days, along with a humidity level of 84%. In contrast, January presents a cooler climate, with temperatures dipping to a minimum of 1°C (34°F) and averaging 13°C (56°F), while still hitting similar maximums of 28°C (83°F). Notably, January is much drier, with just 8 mm (0.3 in) of precipitation occurring on only 1 day, and while the humidity remains slightly higher at 88%, the overall feel is less humid due to the reduced rainfall. For more detailed insights, you can refer to Guerrero weather in January.
In comparing the weather of September and February, September typically exhibits a wider temperature range, with minimums around 6°C (43°F) and maximums reaching 28°C (82°F), while February's temperatures are slightly more moderate, ranging from a minimum of 2°C (36°F) to a maximum of 32°C (90°F). Additionally, September is characterized by significantly higher precipitation, with 132 mm (5.2 in) spread over 21 days, compared to February’s minimal 7 mm (0.3 in) that usually falls in just one day. Humidity remains fairly consistent, with both months hovering around 84% to 86%, creating a humid atmosphere year-round. For those interested in more specifics, you can check Guerrero weather in February.
September and March present distinct weather patterns despite both sharing an average temperature of 18°C (64°F). In September, temperatures range from a cooler 6°C (43°F) at night to a warm 28°C (82°F) during the day, accompanied by significant rainfall of 132 mm (5.2 in) over 21 days, resulting in a humid environment with humidity levels at 84%. In contrast, March experiences slightly milder temperatures, with minimums around 4°C (40°F) and maximums soaring up to 33°C (92°F). Notably, March is characterized by much lower precipitation of only 15 mm (0.6 in) over just 3 days, while humidity remains relatively constant at 83%. For those interested in a detailed look at the weather specifics, please visit Guerrero weather in March.
When comparing the weather in September and April, April tends to be warmer overall, with average temperatures reaching 20°C (68°F) compared to September's average of 18°C (64°F). The maximum temperature in April can soar up to 33°C (92°F), significantly higher than September's peak of 28°C (82°F). In terms of precipitation, September is much wetter, receiving 132 mm (5.2 in) over 21 days, while April is relatively dry with only 22 mm (0.9 in) over 5 days. Humidity levels are fairly similar, with September at 84% and April slightly lower at 80%. For more details on April's weather, you can check Guerrero weather in April.
September and May present contrasting weather patterns, with May generally showcasing warmer and drier conditions compared to September. In September, temperatures can dip to a minimum of 6°C (43°F) and reach a maximum of 28°C (82°F), accompanied by significant rainfall averaging 132 mm (5.2 in) over 21 days, contributing to a high humidity level of 84%. Conversely, May features a milder minimum temperature of 8°C (47°F) and peaking at 34°C (93°F), with only 37 mm (1.5 in) of precipitation occurring over just 10 days and slightly lower humidity at 82%. For more details, check the Guerrero weather in May.
When comparing the weather in September and June, notable differences emerge in temperature and precipitation patterns. September experiences a wider temperature range with a minimum of 6°C (43°F) and a maximum of 28°C (82°F), leading to a comfortable average of 18°C (64°F). In contrast, June offers a milder minimum of 10°C (50°F) and a warmer maximum of 32°C (90°F), resulting in a slightly higher average temperature of 19°C (67°F). Regarding precipitation, September sees an average of 132 mm (5.2 in) over 21 days, making it one of the wetter months, while June receives slightly less rain at 116 mm (4.6 in) over 17 days. Additionally, humidity levels in September are higher at 84%, compared to June's 79%. For more details on June weather, check out Guerrero weather in June.
When comparing the weather in September and July, September experiences slightly cooler temperatures with a minimum of 6°C (43°F) and an average of 18°C (64°F), while July has a higher minimum of 11°C (52°F) and a similar average of 18°C (65°F). Although both months have comparable maximum temperatures, with July peaking at 29°C (84°F) and September reaching 28°C (82°F), September sees more precipitation, totaling 132 mm (5.2 in) over 21 days, compared to July’s 109 mm (4.3 in) across 20 days. Moreover, the humidity is notably higher in September at 84%, compared to July’s 72%, indicating a more humid atmosphere during the fall month. For a detailed look at July weather, you can visit Guerrero weather in July.
In comparing the weather between August and September, we see a notable shift in temperature and humidity. August tends to be slightly warmer, with minimum temperatures of around 10°C (51°F) and maximums reaching 30°C (86°F), compared to September's cooler minimum of 6°C (43°F) and a maximum of 28°C (82°F). Despite both months having similar average temperatures of about 18°C (64°F), September experiences higher precipitation, totaling 132 mm (5.2 in) over 21 days, compared to August's 114 mm (4.5 in) over 20 days. Additionally, September's humidity is more pronounced at 84%, compared to August's 74%. For a more detailed look at August weather, you can visit Guerrero weather in August.
In comparing September and October, we see a subtle transition in weather patterns. September boasts a wider temperature range with minimums of 6°C (43°F) and maximums reaching up to 28°C (82°F), while October experiences slightly cooler minimums at 4°C (39°F) but maintains a similar maximum of 28°C (83°F). Precipitation also decreases significantly from 132 mm (5.2 in) over 21 days in September to 77 mm (3.0 in) across 14 days in October, indicating a drier month. Humidity levels rise slightly from 84% in September to 92% in October, making the latter month feel a bit more humid. For more detailed insights into October weather in Guerrero, you can visit Guerrero weather in October.
September and November weather exhibit notable differences, both in temperature and precipitation. September boasts a warmer average temperature of 18°C (64°F) with maximum highs reaching as much as 28°C (82°F), while November sees a cooler average of 15°C (59°F) and a minimum temperature that can drop to -1°C (31°F). Precipitation is significantly more abundant in September, with 132 mm (5.2 in) falling over 21 days, compared to a mere 18 mm (0.7 in) over just 4 days in November. Additionally, November has slightly higher humidity at 91%, as compared to the 84% humidity of September. For more detailed insights on November weather conditions, you can visit Guerrero weather in November.
September and December present a stark contrast in weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a maximum of 28°C (82°F), with an average of 18°C (64°F) and significant precipitation at 132 mm (5.2 in) over 21 days, coupled with a humidity level of 84%. In contrast, December sees a chilling drop in temperatures, with a minimum of -2°C (28°F) and an average of 14°C (57°F), yet it maintains a similar maximum of 28°C (82°F). Remarkably, December experiences almost no precipitation, with only 4 mm (0.1 in) recorded and no rainy days, leading to a higher humidity of 91%. This shift in weather illustrates the transition from a moist, warm September to a cold, dry December. For more insights, check out Guerrero weather in December.
As September arrives in Guerrero, the weather takes on a distinctly dynamic character marked by high humidity and considerable rainfall. The temperatures remain relatively mild, with averages settling around 18°C, setting a pleasant backdrop for the often overcast skies typical this time of year. Unlike the drier, sunnier months that precede it, September experiences a surge in precipitation, with rain falling on nearly three-quarters of the days. This shift not only enhances the lush landscapes but also signals the transition into a wetter season, creating a unique atmosphere that sets September apart from other months. For a deeper dive into Guerrero's varied climate, explore Guerrero Climate.