Last updated: April 22, 2025
September in Puerto Peñasco, Mexico, offers a warm and inviting climate, perfect for beachgoers and sun-seekers alike. The maximum temperature soars to a steamy 36°C (98°F), with an average of 30°C (86°F) ensuring lovely days under the sun. As evenings settle in, temperatures cool to a comfortable 22°C (72°F), creating an ideal atmosphere for stargazing along the coast. Rainfall is minimal, with just 7 mm (0.3 in) expected on a single day, while humidity hovers around 57%, adding a touch of tropical feel to the air. These conditions make September a delightful time to explore and enjoy the stunning vistas of this coastal gem.
As September rolls into Puerto Peñasco, the temperature begins to showcase a wonderful blend of the lingering summer heat and the approach of autumn's mildness. With minimums hovering around 22°C (72°F) and averages reaching a cozy 30°C (86°F), visitors can expect warm beach days that invite sunbathing and water activities. The maximum temperatures peak at a sultry 36°C (98°F), ensuring that the summer vibe lingers a little longer. This transition marks a subtle shift from the extreme summer highs of August, when temperatures maxed out at an intense 37°C (99°F), creating a welcoming atmosphere perfect for both relaxation and adventure. Overall, September offers a delightful weather experience, making it an ideal time to savor the beauty of Puerto Peñasco.
September marks a shift in Puerto Peñasco's typically dry climate, as the month experiences an increase in precipitation with an average of 7 mm (0.3 in) of rainfall. This is a notable rise compared to the preceding summer months, which saw little to no rain—most notably the dry spell from April through August. During September, rain can be expected on about 1 day, offering a refreshing contrast to the arid conditions that dominate the region earlier in the year. As the monsoon season begins to wind down, this slight uptick in rainfall sets the stage for a transition into October, which tends to be wetter and heralds the return of cooler temperatures. Overall, September serves as a gentle reminder of nature's cycles, bridging the gap between summer heat and the autumnal refresh that follows.
In September, humidity levels in Puerto Penasco, Mexico start to rise again, settling at a moderate 57%. This marks a noticeable increase from the low of 30% experienced during the peak summer months of July and August. As the season transitions into autumn, it's clear that the coastal humidity trends demonstrate an ebb and flow: beginning the year with high levels in January (71%) and February (73%), the months of April and May see a significant drop, leading to a refreshing, dry summer. However, September’s humidity reflects the lingering warmth of summer while hinting at the more humid conditions to come in October (62%) and beyond, creating a unique climate experience for both residents and visitors alike.
As September unfolds in Puerto Penasco, Mexico, the UV Index hits 10, categorizing it as very high, with a burn time of 15 minutes. This marks a slight decline from the peak summer months, where the index reached an extreme 12 in July. However, caution is still essential, as late summer sun can be deceptive. In contrast to the milder winter months, where the UV Index dips to 5 in January, September remains a month where sun protection is crucial. For those basking in the sun, staying informed through resources like the Puerto Penasco UV Index can help ensure safe exposure levels while soaking up the vibrant coastal atmosphere.
UV Risk Categories
September in Puerto Peñasco, Mexico, boasts a delightful blend of warm weather and abundant sunshine, with 319 hours of glorious sun this month. As summer unfolds, the sunshine peaks in June with 373 hours, gradually tapering off as the year progresses. Despite a slight dip from the summer months, September retains a vibrant and inviting atmosphere, making it an ideal time for beachgoers and outdoor enthusiasts. With hours of sunlight comfortably outpacing the cooler months that follow, this coastal gem continues to shine brightly, offering a perfect backdrop for relaxation and adventure under the vast Sonoran sky.
When considering the likelihood of sunny weather in September in Puerto Peñasco, Mexico, it’s clear that this month enjoys a commendable 83% chance of sunshine. This solid figure aligns closely with other peak months, such as March and October, both at 83% and 84% respectively, suggesting that early fall continues the trend of favorable weather initiated in spring. Notably, September also stands out as a transition month, bridging the high sun probability of summer in August, which boasts 81% sunshine, to the more temperate fall. With such promising odds, September emerges as a fantastic choice for travelers seeking sun-soaked days on the beautiful shores of Puerto Peñasco.
In Puerto Peñasco, Mexico, September marks the transition from the long, sun-filled days of summer back towards the shorter daylight hours of fall. With approximately 12 hours of daylight, September serves as a gentle reminder of the changing seasons, mirroring the daylight trends observed throughout the year. Following the peak of 14 hours in June, the daylight duration gradually decreases, with September experiencing a slight drop from the vibrant days of July and August, both at 13 hours. As autumn approaches, the daylight begins to taper off, but the lingering warmth and light create a perfect backdrop for outdoor adventures and relaxation by the coast.
In September, Puerto Penasco experiences a gentle decline in wind speeds, averaging 4.4 m/s (10 mph). This marks a noticeable shift from the breezier summer months, where speeds peaked at 5.6 m/s in July and remained robust through August. As the temperatures begin to cool, the lighter winds of September invite a more tranquil atmosphere, offering a perfect backdrop for leisurely beach days and sunset strolls. This trend of diminishing winds continues into October, suggesting that while summer's vibrant energy fades, the serene charm of Puerto Penasco remains ever-present, making it an ideal time for those seeking relaxation amid natural beauty.
The weather in Puerto Penasco 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 Puerto Penasco and find detailed weather information for every month.
In September, the weather in Puerto Peñasco is characterized by warm temperatures, with a minimum of 22°C (72°F) and an average high reaching 30°C (86°F), culminating in occasional peaks at 36°C (98°F). The month experiences low precipitation of just 7 mm (0.3 in) over about a day, coupled with a humidity level of 57%. In contrast, January brings a significant drop in temperatures, with a minimum of 8°C (47°F) and an average of 16°C (61°F). The maximum temperature in January reaches 24°C (76°F), and the area sees slightly higher precipitation of 14 mm (0.5 in) across two days, alongside an increase in humidity to 71%. For more details on January conditions, check out Puerto Penasco weather in January.
The weather in September and February presents a striking contrast, highlighting the transitional climate of the year. In September, temperatures soar with a minimum of 22°C (72°F) and an average of 30°C (86°F), peaking at a sweltering 36°C (98°F). This month experiences minimal rainfall, with only 7 mm (0.3 in) over 1 day and a moderate humidity of 57%. In contrast, February brings cooler conditions, characterized by a minimum temperature of 9°C (48°F) and an average of 16°C (62°F), with a maximum of 24°C (76°F). The month sees slightly higher precipitation at 14 mm (0.5 in) across 2 days and elevated humidity levels of 73%. For a more detailed look at February's weather, check out Puerto Penasco weather in February.
When comparing the weather in September and March, notable differences emerge. September typically boasts warmer temperatures, with a minimum of 22°C (72°F) and an average reaching 30°C (86°F), peaking at a high of 36°C (98°F). In contrast, March experiences much cooler conditions, with a minimum of 12°C (54°F) and an average of 18°C (65°F), topping out at 25°C (78°F). Precipitation is slightly higher in March at 14 mm (0.6 in), compared to just 7 mm (0.3 in) in September, though both months see similar levels of humidity around 56-57%. For a more detailed overview of the weather conditions in this period, explore Puerto Penasco weather in March.
In comparing the weather of September and April, we see notable differences in temperature and humidity. September tends to be much warmer, with minimum temperatures around 22°C (72°F) and maximum temperatures peaking at 36°C (98°F), while April is milder, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 29°C (85°F). Additionally, September experiences slightly higher humidity at 57% compared to April’s 42%, contributing to a more sultry feeling. Precipitation is minimal in both months, but September does see about 7 mm of rain over a single day, whereas April is completely dry with no recorded precipitation. For more details, you can check the Puerto Penasco weather in April.
In September, the weather is notably warmer with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (98°F), and humidity levels are higher at 57%. The month receives a modest amount of rainfall, averaging 7 mm (0.3 in) over just one day. In contrast, May offers a more temperate climate, with temperatures ranging from a cooler 15°C (59°F) to a maximum of 30°C (86°F). This month experiences very little precipitation, with only 3 mm (0.1 in) recorded and no rainy days, contributing to a much lower humidity of 32%. For those interested in exploring further details about the weather, you can check Puerto Penasco weather in May.
In comparing the weather between September and June, September tends to be warmer overall, with average temperatures reaching 30°C (86°F) compared to June's average of 27°C (81°F). September experiences a higher maximum temperature of up to 36°C (98°F), while June peaks at 33°C (92°F). Additionally, September has some precipitation, with 7 mm (0.3 in) of rain over one day, in stark contrast to June, which is completely dry with no recorded rainfall. Humidity levels are also higher in September at 57%, compared to June's lower 31%. For more detailed insights into the June climate, you can check Puerto Penasco weather in June.
In September, the weather remains warm with a minimum temperature of 22°C (72°F) and an average of 30°C (86°F), peaking at 36°C (98°F). The month sees slightly more precipitation at 7 mm (0.3 in), occurring on one day, and a higher humidity level of 57%. In contrast, July features warmer nights with a minimum of 25°C (78°F) and averages around 30°C (87°F), though it has a slightly lower maximum temperature of 35°C (96°F) and very minimal precipitation of just 3 mm (0.1 in) over the entire month, with no rainy days at all and a noticeably lower humidity at 30%. For more detailed information, you can check Puerto Penasco weather in July.
In comparing the weather between August and September, we can see some notable differences. September offers slightly cooler temperatures, with minimums of 22°C (72°F) compared to August's 27°C (81°F), though the average temperature in both months is relatively similar, with September at 30°C (86°F) and August at 31°C (89°F). The maximum temperature in September reaches 36°C (98°F), which is only marginally lower than August's peak of 37°C (99°F). Precipitation is also slightly higher in September, with 7 mm (0.3 in) over the course of one day, whereas August experiences virtually no rain at just 1 mm (0.1 in) on zero days. Additionally, humidity levels rise in September to 57%, compared to 40% in August, making the latter month feel drier overall. For more detailed information on August weather, visit Puerto Penasco weather in August.
In September, temperatures in Puerto Penasco can reach a minimum of 22°C (72°F) and an average high of 30°C (86°F), with the highest peaks reaching up to 36°C (98°F). The month experiences minimal precipitation, only about 7 mm (0.3 in) over just one day, and humidity levels are around 57%. In contrast, October brings cooler weather with a minimum temperature of 15°C (60°F) and an average of 26°C (79°F). The maximum temperature slightly decreases to 35°C (95°F), but precipitation increases to 17 mm (0.7 in) on just one day, along with a slight rise in humidity to 62%. For more detailed insights into the October climate, you can visit Puerto Penasco weather in October.
In September, the weather is characterized by warmer temperatures, with a minimum of 22°C (72°F) and an average high of 36°C (98°F), making it a hot month overall. Humidity is relatively moderate at 57%, and there is minimal precipitation, with only 7 mm (0.3 in) recorded on just one day.
Conversely, November sees a significant drop in temperatures, with a minimum of 14°C (58°F) and an average high of 30°C (86°F), creating a much cooler and more comfortable climate. Interestingly, while the precipitation increases slightly to 9 mm (0.3 in), it occurs over zero days, indicating dry conditions. Humidity also rises to 71%, contributing to a refreshing atmosphere. For more detailed insights, you can visit Puerto Penasco weather in November.
In September, temperatures in Puerto Penasco are warm, with a minimum of 22°C (72°F), an average of 30°C (86°F), and a maximum of 36°C (98°F). The humidity is relatively moderate at 57%, and there is minimal rainfall, averaging just 7 mm (0.3 in) over one day. In contrast, December brings cooler weather, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 24°C (75°F), averaging 17°C (63°F). The humidity increases to 77%, and precipitation is slightly higher at 13 mm (0.5 in) over two days. For more detailed information, you can check Puerto Penasco weather in December.
As summer transitions into autumn, September in Puerto Penasco brings a warm embrace with average temperatures sitting comfortably at 30°C (86°F). While the maximum heat can reach a sizzling 36°C (98°F), the evenings cool down to a pleasant 22°C (72°F), offering a delightful reprieve. Rainfall is minimal, with just a hint of precipitation—the kind that refreshes the air without dampening your outdoor plans. The humidity levels remain moderate at 57%, making this month an appealing time for beach lovers and explorers alike. For more insights into what to expect throughout the year, check out the detailed climate overview at Puerto Penasco Climate.