Last updated: April 22, 2025
September in San Juan Guelavia, Mexico offers a unique blend of warm temperatures and high humidity, with maximums reaching 28°C (82°F) and average daily readings around 18°C (65°F). However, the month is also marked by significant rainfall, totaling 245 mm (9.6 in) across approximately 22 days, creating a lush and vibrant atmosphere. The average humidity of 84% adds to the tropical ambiance, making September a time of dramatic weather changes that highlight the region's dynamic climate.
In September, San Juan Guelavia experiences a delightful transition as temperatures begin to moderate from the summer highs. The month sees a minimum temperature of 9°C (49°F), making it pleasantly cool during the nights, while daytime averages hold steady around 18°C (65°F). With maximum temperatures peaking at 28°C (82°F), conditions are still warm but often more comfortable compared to the sweltering heat of earlier summer months. This warm yet manageable climate encourages outdoor activities and showcases the region's natural beauty, making September a lovely time to explore this vibrant town. As the season shifts towards fall, the temperatures hint at cooler days ahead, but still maintain a friendly warmth that invites visitors to enjoy the local culture and landscape.
In September, San Juan Guelavia experiences a significant peak in precipitation, with an impressive 245 mm (9.6 in) of rain falling over 22 days. This marks the culmination of the wetter season, following the intense downpours of July and August. The month's rainfall is not only the highest of the year but also a vital contributor to local agriculture, replenishing the parched landscape after the long dry spells from January to March. As the rains taper off into October, agricultural practices shift in response to this seasonal pattern, highlighting the crucial role September plays in the region's climate.
In September, humidity in San Juan Guelavia, Mexico surges back to 84%, mirroring the high levels seen in January and the previous month, August. This increase signals a return to the tropical conditions typical of late summer, providing a lush backdrop to the region. As the year progresses into the wetter months, humidity tends to climb steadily, peaking in October at 89%. Overall, the data illustrates a cyclical trend, with the humidity levels fluctuating significantly throughout the year, yet consistently high in the late summer and early fall.
In September, San Juan Guelavia experiences a UV Index of 14, maintaining its status in the extreme exposure category with a burn time of just 10 minutes. As summer transitions to fall, the trend shows a consistent high level of UV radiation, mirroring the intense exposure noted during the preceding months of June to August. This enduring risk highlights the importance of sun protection, as the UV Index remains notably elevated until the onset of October, where a slight decrease to 13 is observed. With such persistent intensity, it's crucial for residents and visitors alike to be mindful of sun safety practices throughout the month. For more insights, explore the San Juan Guelavia UV Index.
UV Risk Categories
September in San Juan Guelavia, Mexico, typically offers a delightful retreat with 275 hours of sunshine, balancing warmth and mildness as the summer gently transitions into autumn. This month sees a slight decline from the sun-soaked heights of 316 hours in May and July, yet maintains a robust glow, making it a perfect time for outdoor adventures. As we step into the cooler October, sunshine hours increase once again, averaging a steady 278 hours. Overall, September strikes a harmonious balance between summer's vibrancy and the impending chill of fall, inviting visitors to savor the beauty of the region as the year begins its winding down.
As summer transitions into fall, September in San Juan Guelavia reveals a significant dip in sunny weather, with only an 11% chance of sunshine. This marks a stark contrast to the sunnier months of February and March, which boast probabilities as high as 81% and 73% respectively. Following the peak sunny months of the early year, the likelihood of clear skies steadily declines, hitting a low in June and July before making a slight recovery in October. The pattern indicates that if you're hoping for bright days in September, you may want to temper your expectations, as this month is one of the least favorable for sun-seekers.
In San Juan Guelavia, September marks a smooth transition within the annual daylight rhythm, featuring 12 hours of daylight that mirrors the latter part of summer. As the year unfolds, daylight begins at a steady 11 hours in January and February, gradually increasing to a peak of 13 hours in June and July. This summer abundance then gracefully recedes, with August holding onto 12 hours before the daylight decreases again in the fall. As autumn approaches, San Juan Guelavia residents can enjoy a balanced 12 hours of daylight this month, a perfect moment to bask in the warm glow of the lingering summer before preparing for the shorter days of October and beyond.
In September, the winds in San Juan Guelavia, Mexico, begin to soften, with an average speed of just 1.4 m/s (3 mph), marking one of the lowest points of the year. This gentle breeze contrasts with the more robust gusts experienced in the earlier months, particularly January through April, where the winds range from 1.8 to 2.2 m/s (4 to 5 mph). As summer transitions into autumn, the wind tends to calm, reflecting the overall trend of seasonal changes in this vibrant locale. Despite this decrease, the light winds still offer a refreshing touch as the community enjoys the warm, sunny days typical of September. As the year progresses into the fall months, a gradual increase in wind speeds returns, providing a dynamic backdrop to the colorful culture and stunning landscapes of San Juan Guelavia.
The weather in San Juan Guelavia 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 San Juan Guelavia and find detailed weather information for every month.
September and January in San Juan Guelavia showcase contrasting weather patterns. September experiences a broader temperature range, with minimums of 9°C (49°F) and maximums reaching 28°C (82°F), while averaging around 18°C (65°F). This month is also marked by high humidity at 84% and substantial precipitation, totaling 245 mm (9.6 in) over 22 days. In stark contrast, January offers cooler temperatures with a minimum of 2°C (36°F) and maximums of 29°C (84°F), but averages a mild 15°C (60°F). The winter month stands out for its very low precipitation of just 3 mm (0.1 in) and is entirely dry, with no rainy days reported. For a closer look at January weather, check San Juan Guelavia weather in January.
September and February showcase contrasting weather patterns. September experiences a wider temperature range, with minimums around 9°C (49°F) and maximums reaching 28°C (82°F), alongside significant precipitation of 245 mm (9.6 in) over 22 days, leading to noticeably higher humidity levels of 84%. In contrast, February features milder temperatures, with a minimum of 2°C (35°F) and a maximum of 31°C (87°F), but it is remarkably dry, receiving only 3 mm (0.1 in) of precipitation across the month, and typically experiencing 0 rainy days, resulting in slightly lower humidity at 80%. For more details on February's weather, check San Juan Guelavia weather in February.
September and March offer contrasting weather experiences. In September, temperatures range from a cool minimum of 9°C (49°F) to a warm maximum of 28°C (82°F), with an average temperature of 18°C (65°F). The month is characterized by significant rainfall, receiving 245 mm (9.6 in) of precipitation over 22 days, contributing to high humidity levels at 84%. In contrast, March sees milder conditions with temperatures ranging from a cool 5°C (41°F) to a hot maximum of 31°C (88°F), maintaining the same average of 18°C (65°F). Precipitation is minimal in March, with only 9 mm (0.4 in) falling over just one day, resulting in a lower humidity level of 73%. For a detailed look at March weather, visit San Juan Guelavia weather in March.
September and April present quite different weather patterns. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 28°C (82°F), with an average of 18°C (65°F). This month is characterized by high humidity at 84% and significant rainfall, totaling 245 mm (9.6 in) over 22 days. In contrast, April experiences milder temperatures, with a minimum of 6°C (42°F) and a higher maximum of 32°C (90°F), resulting in an average temperature of 19°C (67°F). Notably, April boasts much lower precipitation at just 26 mm (1.0 in) over only 6 days, alongside a more comfortable humidity level of 67%. For more detailed insights on April weather, you can check out San Juan Guelavia weather in April.
When comparing the weather in September and May, notable differences emerge. September tends to be cooler with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 28°C (82°F), while May features a slightly warmer average, with temperatures fluctuating from 8°C (47°F) to 33°C (91°F). Furthermore, September experiences significantly higher precipitation, with 245 mm (9.6 in) over 22 days, compared to May’s comparatively drier conditions, which see only 85 mm (3.4 in) over 13 days. Humidity levels also vary, with September at 84% compared to May's 72%. For a more detailed look at the conditions in May, check out San Juan Guelavia weather in May.
When comparing the weather in September and June, we see some interesting similarities and differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 28°C (82°F), while June is a bit warmer, with temperatures ranging from 11°C (51°F) to 29°C (85°F). Both months experience substantial rainfall, but September has a bit more, with 245 mm (9.6 in) compared to June's 230 mm (9.0 in), and September also sees slightly more rainy days at 22 compared to June's 21. Humidity levels are higher in September at 84%, whereas June has a more moderate humidity level of 73%. For a detailed look at June weather in this region, you can check out San Juan Guelavia weather in June.
In comparing the weather of September and July, both months exhibit a similar range of temperatures, with September slightly warmer, boasting a maximum of 28°C (82°F) compared to July's 27°C (81°F). However, September is marked by significantly higher precipitation levels, totaling 245 mm (9.6 in) over 22 days, while July sees only 135 mm (5.3 in) across 17 days. Additionally, September experiences higher humidity at 84%, compared to July's 76%, making it feel more humid and damp. For more detailed weather insights, you can check San Juan Guelavia weather in July.
In comparing the weather of September and August, we see some notable differences. September experiences a slightly wider temperature range, with minimums dropping to 9°C (49°F) compared to August's 11°C (52°F). Both months share an average temperature of 18°C (65°F), but September reaches a higher maximum of 28°C (82°F), slightly exceeding August’s 27°C (81°F). Precipitation is more abundant in September, totaling 245 mm (9.6 in) over 22 days, contrasted with August’s 224 mm (8.8 in) over 23 days. Additionally, September's humidity is marginally higher at 84%, compared to 80% in August. For a more detailed look, you can explore San Juan Guelavia weather in August.
September typically offers warmer temperatures, with nighttime lows around 9°C (49°F) and daytime highs reaching up to 28°C (82°F). The month is characterized by significant rainfall, accumulating 245 mm (9.6 in) over 22 days, and a humidity level of 84%. In contrast, October sees a slight drop in temperatures, with minimums around 5°C (41°F) while maintaining daily highs similar to September at 28°C (83°F). Precipitation also decreases dramatically to 130 mm (5.1 in) over just 13 days, accompanied by a slightly higher humidity of 89%. For more specific information, you can check the San Juan Guelavia weather in October.
September and November exhibit notable differences in weather patterns. September typically enjoys warmer temperatures, with a minimum of 9°C (49°F) and an average of 18°C (65°F), peaking at 28°C (82°F). However, it also experiences significant rainfall, averaging 245 mm (9.6 in) over 22 days, contributing to a high humidity level of 84%. In contrast, November sees cooler temperatures, with a minimum of 5°C (42°F) and an average of 16°C (61°F), while still reaching a maximum of 27°C (82°F). Remarkably, precipitation in November is much lower at 16 mm (0.6 in) over just 3 days, though humidity remains slightly higher at 88%. For more details on the weather specifics for November, you can check San Juan Guelavia weather in November.
In September, the weather in San Juan Guelavia is characterized by a broader temperature range, with daily averages around 18°C (65°F) and maximums reaching up to 28°C (82°F). However, this month also sees significant precipitation, totaling 245 mm (9.6 in) over 22 days, and a high humidity level of 84%, creating a warm and damp atmosphere. Conversely, December offers a much drier climate, with minimal rainfall of just 5 mm (0.2 in) over only 1 day. The temperature in December tends to be cooler, with a minimum of 2°C (36°F) and an average of 15°C (60°F), while humidity slightly increases to 88%. For more details on the December climate, you can check San Juan Guelavia weather in December.
As September rolls into San Juan Guelavia, the weather takes on a distinct character, marked by significant rainfall and elevated humidity. This month, the atmosphere is enveloped in a lush green as the 245 mm of precipitation transforms the landscape, making it markedly wetter than the drier months preceding it. The temperatures remain comfortable, with a gentle average around 18°C, yet the evenings can be brisk, dipping to a chilly 9°C. The high humidity, peaking at 84%, adds a tropical feel, contrasting sharply with the drier, more arid conditions of other times of the year. For those interested in exploring the nuances of San Juan Guelavia's climate, check out San Juan Guelavia Climate for more insights.