Last updated: April 22, 2025
In Ixtapa, Mexico, September showcases a tropical climate characterized by a maximum temperature of 31°C (88°F) and an average of 26°C (80°F), providing a warm escape for visitors. However, the minimum temperature dips to 23°C (73°F) during the cooler nights. Rainfall is significant, with 358 mm (14.1 in) accumulated over 28 days, contributing to the region's lush landscapes and vibrant flora. With humidity levels at a sticky 78%, the air feels rich and invigorating, emphasizing the true essence of Ixtapa's tropical allure amidst the rain.
In September, Ixtapa, Mexico, welcomes the tail end of summer with warm and inviting temperatures. The month's minimum temperature hovers around 23°C (73°F), while averages reach a comfortable 26°C (80°F). The days can be notably hot, peaking at a maximum of 31°C (88°F), mirroring the warmth felt in August. As summer transitions to fall, humidity levels may rise, making it feel a touch more sultry. This pattern of warmth throughout the month reflects a consistent tropical climate that invites beachgoers and sun-seekers to enjoy the stunning coastline. Whether lounging on the beach or exploring local attractions, visitors can relish in Ixtapa's vibrant September warmth.
In September, Ixtapa, Mexico, continues to experience a significant rainy season, with precipitation reaching 358 mm (14.1 in) over 28 days of rain. This marks a slight decrease from the record-breaking August rainfall of 382 mm (15.0 in), yet it remains among the wettest months of the year, heavily contributing to the total seasonal rainfall. As the summer monsoons taper off, September showcases a persistent pattern of humidity and wet weather, creating a lush environment perfect for tropical exploration. This trend of high precipitation is mirrored in the preceding months, highlighting a peak between June and September, before transitioning to drier conditions in the later fall.
As summer transitions into autumn, Ixtapa, Mexico experiences a consistent humidity level in September at 78%, mirroring the humid trends of the preceding months. Throughout the year, humidity reaches its peak during the mid-summer months of July and August, reflecting the tropical climate typical of the region. Following September, a slight decline occurs as October ushers in lower humidity levels at 75%. This gradual decrease hints at the approach of the dry season, while September itself remains a balmy reminder of summer's lingering heat, making it an ideal time for those who enjoy warm seaside escapes. Overall, Ixtapa's humidity showcases a clear pattern of high levels during the summer, creating a vibrant tropical atmosphere that invites visitors to bask in its warmth.
In September, Ixtapa experiences a UV Index of 12, classifying it as an extreme exposure category with a burn time of only 10 minutes. This trend reflects the continuity of high UV levels throughout the summer months, peaking in April and May at an index of 13. As the region transitions into the fall, the UV exposure remains significant, highlighting the need for diligent sun protection, especially during midday hours. With the UV Index gradually decreasing into October, where it drops to 11, visitors can expect slightly less intensity but should still remain cautious. For more details on UV levels throughout the year, check out the Ixtapa UV Index.
UV Risk Categories
As the summer fades, September in Ixtapa, Mexico, still boasts a lovely embrace of sunshine, offering 257 hours of radiant daylight. This month marks a gentle dip from the sun-soaked highs of earlier summer, peaking in May with 349 hours of brilliant sun. Although September's sunlight wanes compared to the bustling summer, it remains a delightful respite before the cooler fall months, with October promising a slight rebound to 275 hours. This trend showcases Ixtapa's rich and consistent warmth, enticing visitors to bask in the fading glow of summer while enjoying the tranquil beauty of this coastal paradise.
In Ixtapa, Mexico, the chance of sunny weather in September is relatively low at 22%, marking a continuation of the trend seen in the preceding months of summer, where sunshine is often eclipsed by clouds and rain. While spring and early summer delight visitors with higher probabilities of sunshine, peaking at 77% in March, September sees a significant dip, resembling the dreariness of June and July, each clocking in at just 23%. As September wanes, the weather begins to improve slightly in October, with a 39% chance of sun, hinting at a gradual return to the sun-soaked conditions typically enjoyed in the fall months. Thus, while September may not provide the optimal beach weather, it serves as a transition into the more favorable autumn climate.
In Ixtapa, Mexico, September marks a transition in daylight duration as the summer months draw to a close. With 12 hours of daylight, September maintains the same amount as August, offering a warm blend of sunshine that's perfect for beach outings and outdoor adventures. The trend of increasing daylight begins in March, peaking at 13 hours from May through July, before gently tapering off. This gradual decrease continues into the fall, leading to shorter days in October and November. Visitors to Ixtapa during September can enjoy a delightful balance of light and warmth, making it an ideal time to experience the natural beauty of this coastal paradise.
As summer gives way to fall, September in Ixtapa, Mexico, brings with it a gentle whisper of change. The average wind speed dips to a mild 1.3 m/s (3 mph), making it one of the calmest months of the year. This follows a gradual decrease in wind intensity since the peak of the season, transitioning from 1.4 m/s in July to a placid breeze by September. The shift invites a serene atmosphere, perfect for those seeking relaxation by the beach or leisurely strolls along the shore. With this mellow wind, September is a reminder that the vibrant energy of summer is softly surrendering to the tranquil rhythms of autumn.
The weather in Ixtapa 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 Ixtapa and find detailed weather information for every month.
In September, the weather is significantly warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (88°F) and an average of 26°C (80°F). The month is also characterized by high humidity levels at 78% and substantial rainfall, totaling 358 mm (14.1 in) over 28 days. In stark contrast, January brings cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 30°C (85°F), averaging 22°C (71°F). The precipitation drops dramatically to just 23 mm (0.9 in) over only 2 days, and humidity levels are slightly lower at 71%. For more specific details about January weather, you can check Ixtapa weather in January.
When comparing the weather in September to that in February, a clear contrast emerges. September experiences warm temperatures with a minimum of 23°C (73°F) and an average around 26°C (80°F), peaking at 31°C (88°F). However, this month is also marked by significant rainfall, totaling 358 mm (14.1 in) over 28 days, coupled with a high humidity level of 78%. In stark contrast, February offers cooler temperatures, with minimums dropping to 15°C (59°F) and an average of 22°C (71°F), peaking at 29°C (84°F). Precipitation is minimal during this time, with only 29 mm (1.1 in) over just 3 days, and humidity is lower at 69%. For more detailed insights into February’s weather patterns, visit Ixtapa weather in February.
In September, the weather is characterized by warmer temperatures, with minimums around 23°C (73°F) and maximums reaching up to 31°C (88°F). It also experiences significant rainfall, averaging 358 mm (14.1 in) over 28 days, coupled with high humidity levels of 78%. In contrast, March offers a milder climate, with minimum temperatures dropping to 15°C (59°F) and an average of 22°C (72°F), peaking at 29°C (85°F). Notably, March has minimal precipitation, with just 1 mm recorded over the month and a humidity level of 67%. For more information on the weather in March, visit Ixtapa weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), with a warm average of 26°C (80°F). However, this month is also characterized by high precipitation, totaling 358 mm (14.1 in) over 28 days, accompanied by humidity levels reaching 78%. In stark contrast, April features milder temperatures, with a minimum of 16°C (61°F) and a maximum of 29°C (84°F), leading to an average of 23°C (74°F). Moreover, April experiences minimal rainfall, with just 1 mm and no rainy days, along with a lower humidity level of 66%. For more details on April weather in Ixtapa, you can check Ixtapa weather in April.
September and May present contrasting weather patterns. September boasts warmer temperatures, with averages around 26°C (80°F) and highs reaching 31°C (88°F), while May is slightly cooler, averaging 25°C (77°F) and peaking at 30°C (87°F). In terms of precipitation, September is notably wet, receiving 358 mm (14.1 in) of rain over 28 days, whereas May experiences a much drier climate with only 4 mm (0.2 in) and no rainy days. Additionally, humidity levels are higher in September at 78%, compared to 69% in May, contributing to a more tropical feel during the former month. For a detailed look at May's weather specifics, you can check Ixtapa weather in May.
When comparing the weather in September and June, both months exhibit similar average temperatures, with September having a minimum of 23°C (73°F) and June a slightly lower minimum of 20°C (69°F). Interestingly, both months peak at a maximum of 31°C (88°F for September and 89°F for June), presenting warm weather overall. However, September sees significantly more rainfall, with 358 mm (14.1 in) over 28 days, compared to June's 171 mm (6.7 in) over 15 days. Humidity remains constant at 78% for both months, making the atmosphere feel similarly muggy despite the differences in precipitation. For detailed June weather information specific to Ixtapa, you can visit Ixtapa weather in June.
In comparing the weather between September and July, both months feature a similar range of temperatures, with September exhibiting a minimum of 23°C (73°F), an average of 26°C (80°F), and a maximum of 31°C (88°F). In contrast, July has slightly warmer temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 32°C (89°F). However, September is noticeably wetter, receiving 358 mm (14.1 in) of precipitation over 28 days, compared to July's 192 mm (7.6 in) across 24 days. Humidity levels remain fairly consistent, with September at 78% and July at 79%. For more detailed weather information, visit Ixtapa weather in July.
In comparing the weather between August and September, both months exhibit relatively warm temperatures, with September showing a slight increase in the minimum temperature at 23°C (73°F) compared to August's 22°C (72°F). The average temperatures are quite similar, with August averaging 27°C (81°F) and September at 26°C (80°F), while the maximum temperatures remain consistent at around 31°C (88°F for September and 89°F for August). However, September experiences slightly less precipitation, totaling 358 mm (14.1 in) over 28 days, compared to August's 382 mm (15.0 in) across 29 days. Both months share the same humidity level of 78%, creating a consistently humid atmosphere. For more specific details about August's weather, you can check Ixtapa weather in August.
September and October showcase a transition in weather patterns, with both months exhibiting similar average temperatures. September experiences a higher minimum temperature of 23°C (73°F) and a maximum of 31°C (88°F), while October presents slightly cooler nights at 21°C (71°F) and a warmer peak at 32°C (90°F). Rainfall significantly declines from September's 358 mm (14.1 in) over 28 days to October's 214 mm (8.4 in) over just 21 days, indicating a reduction in precipitation. Notably, humidity also eases from 78% in September to 75% in October, contributing to a more comfortable atmosphere. For more detailed insights, check out Ixtapa weather in October.
In comparing the weather between September and November, we notice a significant shift in temperature and precipitation. September experiences warmer temperatures, with a minimum of 23°C (73°F) and an average of 26°C (80°F), while November sees cooler temperatures, dropping to a minimum of 17°C (63°F) but still maintaining a maximum of 31°C (88°F). Precipitation in September is considerably higher at 358 mm (14.1 in) over 28 days, contrasting sharply with November, which has only 30 mm (1.2 in) of rain over just 4 days. Additionally, the humidity levels in September are slightly elevated at 78%, compared to 74% in November. For more information on what to expect, you can check Ixtapa weather in November.
September and December showcase a distinct contrast in weather patterns. In September, temperatures are warmer, with a minimum of 23°C (73°F) and an average of 26°C (80°F), peaking at 31°C (88°F). This month experiences significant rainfall, with 358 mm (14.1 in) spread over 28 days, contributing to a high humidity of 78%. In contrast, December brings cooler temperatures, with a minimum of 15°C (60°F) and an average of 22°C (73°F), reaching a maximum of 29°C (84°F). Precipitation is minimal at just 20 mm (0.8 in) across only 3 days, paired with slightly lower humidity at 74%. For more insights about December weather, check out Ixtapa weather in December.
As summer begins to fade, September in Ixtapa brings a notable shift in weather patterns. Temperatures remain warm, with averages lingering around a comfortable 26°C (80°F), but the increase in humidity often makes it feel more intense. Rainfall peaks this month, as September typically experiences the highest precipitation levels of the year, leading to frequent showers on nearly every day. While the vibrant landscapes thrive under these conditions, travelers should prepare for the wet weather especially if seeking sunny beach days. For a more detailed look at what to expect throughout the year, check out the comprehensive guide on Ixtapa Climate.