Last updated: April 22, 2025
September in Tonala, Mexico is characterized by warm temperatures and significant rainfall. With a maximum temperature reaching 29°C (85°F) and an average hovering around 21°C (70°F), the month is comfortably warm, though it can feel muggy due to the 84% humidity. Rain is frequent, as the region experiences 177 mm (7.0 in) of precipitation over 22 days, providing a lush backdrop to the vibrant landscapes. This combination of warmth and moisture fosters a rich environment, making September a unique time to experience the natural beauty of Tonala.
In September, Tonala, Mexico, experiences a delightful transition into the cooler months, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F). The average temperature hovers around 21°C (70°F), offering a comfortable warmth amidst the early signs of autumn. Notably, this month marks a slight reduction in high temperatures compared to the peak summer months of May and June, where highs reached up to 36°C (98°F). As the city welcomes the changing season, the weather becomes more pleasant, making it an ideal time for outdoor activities and exploring the vibrant culture that Tonala has to offer.
September brings a significant shift in precipitation patterns for Tonala, Mexico, as it experiences 177 mm (7.0 in) of rain over 22 days, marking it as one of the wettest months of the year. This month consistently follows a trend established in the summer, where rainfall peaks during the rainy season, particularly in the previous months of July and August. While July recorded the highest rainfall at 189 mm (7.4 in), September maintains the momentum, showcasing the region's lush and vibrant landscape. The rainy days in September slightly decrease compared to the peak of August but still contribute to overall soil moisture, which is critical for agriculture and local ecosystems. As the season transitions into October, precipitation levels drop considerably, foreshadowing the drier months ahead.
As summer transitions into autumn, September in Tonala, Mexico, often brings a notable rise in humidity, reaching an average of 84%. This increase follows the peak levels observed in July and August, where the humidity hovers around 79% and 81%, respectively. The trend reveals that June marks the beginning of a humid season, with levels soaring to 74%, but it is by September that residents truly feel the moisture in the air. Following this high, humidity levels begin to decline into October, stabilizing at 75%. Overall, September serves as a climactic point in Tonala's yearly humidity cycle, amplifying the lush, vibrant atmosphere that characterizes the region during these months.
In September, Tonala, Mexico, experiences a notable peak in UV exposure, with the UV Index soaring to 14, categorizing it as extreme. This intense level means that individuals can only safely be in the sun for about 10 minutes before risking sunburn. The trend from January to September reveals consistently high UV ratings, primarily in the extreme category, particularly from February through July, where the Index remains stubbornly elevated at 14. This pattern continues into September, paralleling the summer months, emphasizing the importance of sun safety practices. As October rolls in, there is a slight dip to 12 but remains in the extreme zone. It’s clear that in this sun-drenched region, being informed and vigilant is crucial—your skin will thank you! For more details, visit the Tonala UV Index.
UV Risk Categories
As September rolls into Tonala, Mexico, the sun continues to shine brightly, contributing 286 hours of glorious daylight. This marks a slight dip from the summer months, which basked in the warm glow of over 300 hours per month, reflecting a gradual transition from the peak sunshine experienced in May (342 hours) and April (327 hours). Despite this decrease, September retains a significant amount of sunshine, paving the way for the vibrant fall season. The steady pattern of sunshine hours throughout the year showcases Tonala's delightful climate, making it a year-round destination for those who cherish warm, sunlit days. As the months progress, daylight hours maintain a fairly stable range, showcasing Tonala's consistent allure under the Mexican sun.
September in Tonala, Mexico, sees a notable dip in the likelihood of sunny weather, with only a 20% chance of sunshine. This marks a significant drop from the earlier months, particularly from the higher probabilities witnessed in February and March, which boast chances of 86% and 81% respectively. The progression into fall is marked by the lingering rain of summer, as the months of June to August also experience low sunlight chances, ranging from 16% to 23%. While September may not promise abundant sunshine, the transition into October offers a bit more hope with a rise to 38%, suggesting that although the sun may be elusive, it is not entirely absent from the horizon.
In September, Tonala, Mexico, enjoys a delightful 12 hours of daylight, marking a gentle transition as the year begins to shift from the vibrant summer months to the cozy embrace of autumn. This month mirrors August's daylight, showcasing a peak where longer days gradually taper off. Starting from the 11 hours in January and February, daylight hours steadily increase, reaching a high of 13 hours between May and July, before transitioning back down. As daylight inches closer to the shorter days of October and November, September stands as a beautiful midpoint, allowing residents to relish the lingering summer warmth fused with the promise of autumn's coolness.
As September arrives in Tonala, Mexico, the gentle embrace of a mild breeze becomes evident, with average wind speeds tapering to 1.3 m/s (3 mph). This slight decrease from the preceding months reflects a continuing trend of calmer winds that began in mid-summer, highlighting the tranquil atmosphere often associated with early autumn. While the spring months boast stronger gusts, often reaching up to 2.1 m/s (5 mph) in April, September offers a serene contrast, inviting residents and visitors alike to enjoy the lush landscapes and vibrant culture unfurling under a soft, breezy sky. This period marks a peaceful transition, signaling the gradual shift towards cooler temperatures and a refreshing calm in the air.
The weather in Tonala 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 Tonala and find detailed weather information for every month.
September and January offer quite contrasting weather experiences. In September, temperatures range from a mild 16°C (61°F) to a warm 29°C (85°F), with an average of 21°C (70°F). This month is characterized by higher humidity at 84% and significant precipitation of 177 mm (7.0 in) over 22 days, indicating a wet season. In stark contrast, January presents cooler conditions, with temperatures dropping to a minimum of 5°C (42°F) and peaking at 30°C (86°F), averaging around 17°C (63°F). This month enjoys remarkably low precipitation at just 6 mm (0.2 in) and features no rainy days, alongside reduced humidity at 64%. For more information on January weather in Tonala, you can check Tonala weather in January.
September and February showcase distinct weather characteristics. September typically features milder temperatures, with a minimum of 16°C (61°F) and an average of 21°C (70°F), peaking at 29°C (85°F). However, it is also marked by high humidity at 84% and significant rainfall, with 177 mm (7.0 in) spread over 22 days. In contrast, February experiences a cooler yet pleasant climate, with a minimum of 6°C (42°F) and an average of 19°C (66°F), even reaching a maximum of 31°C (88°F). Precipitation in February is minimal at just 10 mm (0.4 in) over only 2 days, paired with lower humidity levels of 57%. For more insights on weather specifics, you can check Tonala weather in February.
When comparing the weather in September and March, notable differences emerge in temperature, precipitation, and humidity. In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F) and a significant rainfall of 177 mm (7.0 in) over 22 days and high humidity at 84%. In contrast, March experiences a warmer temperature range, with a minimum of 10°C (50°F) and a maximum of 34°C (93°F), averaging 22°C (71°F). Additionally, March sees very little precipitation—only 2 mm (0.1 in) and no rainy days, coupled with a much drier humidity level of 46%. For more specific insights, you can check out Tonala weather in March.
September and April showcase a striking contrast in weather patterns. September experiences milder temperatures, with averages around 21°C (70°F) and maximums reaching 29°C (85°F), along with significant rainfall of 177 mm (7.0 in) spread over 22 days, leading to a high humidity level of 84%. In contrast, April boasts warmer temperatures with a minimum of 10°C (51°F), an average of 23°C (74°F), and maximums soaring up to 34°C (94°F), while enjoying a remarkably dry month with only 1 mm (0.0 in) of precipitation across no rainy days, resulting in a comfortable humidity of 42%. For further details, you can explore Tonala weather in April.
In September, the weather is marked by a milder temperature range, with minimums around 16°C (61°F) and averages of 21°C (70°F), peaking at 29°C (85°F). This month also sees considerable precipitation, averaging 177 mm (7.0 in) over approximately 22 days, coupled with high humidity levels of 84%. In contrast, May experiences warmer conditions with a minimum temperature of 11°C (53°F) and averages around 24°C (76°F), soaring to a maximum of 36°C (98°F). Additionally, May is characterized by significantly less rainfall, totaling only 18 mm (0.7 in) over about 4 days, and a much lower humidity of 51%. For more information on May weather specifically, you can check Tonala weather in May.
In comparing the weather of September and June, notable differences emerge in temperature and precipitation. September tends to be cooler, with an average temperature of 21°C (70°F) and maximums reaching 29°C (85°F), while June is warmer, boasting an average of 23°C (75°F) and highs that can soar up to 36°C (98°F). Precipitation is more significant in September, accumulating to 177 mm (7.0 in) over 22 days, compared to June's 103 mm (4.1 in) over 16 days. Additionally, September exhibits higher humidity at 84%, compared to June's 74%. For a more detailed look at June weather, you can visit Tonala weather in June.
In September, the weather remains mild with an average temperature of 21°C (70°F), comparable to July's warmer average of 22°C (71°F). Both months start with a minimum temperature of 16°C (61°F), but July peaks at a higher maximum of 31°C (88°F), while September tops out at 29°C (85°F). Precipitation is slightly higher in September at 177 mm (7.0 in) over 22 days, while July experiences 189 mm (7.4 in) across 26 days, making both months quite rainy. Humidity is slightly higher in September at 84% compared to July's 79%, indicating a more humid feel as summer transitions into fall. For a more in-depth understanding of July weather, check out Tonala weather in July.
Comparing the weather between September and August, we see some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), while August features a warmer range, with minimum temperatures at 14°C (58°F) and maximums reaching 30°C (86°F). Both months experience significant rainfall, but September has a total precipitation of 177 mm (7.0 in) over 22 days, compared to August's 183 mm (7.2 in) over 27 days. Additionally, humidity levels are slightly higher in September at 84%, compared to 81% in August. For a more detailed look, you can check out the Tonala weather in August.
September and October exhibit notable differences in weather patterns. September, characterized by higher humidity at 84%, experiences temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F) and sees significant rainfall, with 177 mm (7.0 in) of precipitation over 22 days. In contrast, October boasts a slightly cooler minimum temperature of 11°C (52°F) while maintaining an average of 21°C (69°F) and a maximum of 30°C (86°F). The month is marked by considerably less rainfall, totaling 59 mm (2.3 in) over just 10 days, and a reduction in humidity to 75%. For more detailed information, you can check out Tonala weather in October.
In September, temperatures typically range from a minimum of 16°C (61°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). The month is characterized by high humidity at 84% and significant rainfall, totaling 177 mm (7.0 in) over approximately 22 days. In contrast, November sees a drop in minimum temperatures to 8°C (46°F), while the average remains relatively mild at 19°C (66°F), and the maximum can reach up to 30°C (86°F). Rainfall is minimal in November, with only 18 mm (0.7 in) across 2 days and humidity levels of 71%. This shift highlights the transition from a wetter, more humid September to a drier and cooler November. For more details, check out Tonala weather in November.
September experiences much warmer temperatures, with daily averages around 21°C (70°F) and highs reaching up to 29°C (85°F). In contrast, December sees a significant drop in the min temperature to 4°C (39°F), although the average remains mild at 17°C (63°F). Precipitation is notably higher in September, with 177 mm (7.0 in) spread over 22 days, compared to a mere 6 mm (0.2 in) and just one rainy day in December. Additionally, humidity levels are higher in September at 84%, compared to 74% in December. For more detailed information, you can explore Tonala weather in December.
As September unfolds in Tonala, it brings a noticeable shift in weather, characterized by increased humidity and frequent rain. This month's warm average temperatures contrast sharply with the cooler months, while the high precipitation level results in lush landscapes, marking a vibrant transition to the rainy season. Unlike the drier summer months, September often experiences rain on nearly three-quarters of the days, making it a period of dynamic weather patterns. Visitors can expect a blend of warm days and refreshing showers, providing a unique experience in this beautiful region. For a detailed overview of the local climate, check out Tonala Climate.