Last updated: April 22, 2025
Experience the vibrant September weather of San Felipe, Mexico, where temperatures can soar to a maximum of 38°C (101°F), settling into a pleasant average of 26°C (80°F). As you enjoy the warmth, be prepared for refreshing moments, as this month witnesses approximately 46 mm (1.8 in) of precipitation spread over 7 days. With humidity levels at a sticky 82%, the atmosphere feels alive and tropical, inviting both adventure and relaxation in this beautiful coastal town.
September in San Felipe, Mexico, brings a pleasant transition as summer begins to recede. With temperatures ranging from a mild 17°C (63°F) at night to a daytime high of 38°C (101°F), the weather averages a comfortable 26°C (80°F). This month is characterized by a slight drop in nighttime temperatures, offering a refreshing escape from the peak heat of the preceding summer months. As the days shorten and a gentle breeze sweeps in, September provides an ideal atmosphere for outdoor activities, making it a cherished time for both locals and visitors alike. The consistency of warm temperatures continues, reflecting the lingering summer charm while hinting at the cooler changes to come in the fall.
September marks a significant uptick in precipitation for San Felipe, Mexico, with 46 mm (1.8 in) of rain, making it one of the wetter months of the year. This increase represents a notable shift from the drier summer months, as rainfall begins to ramp up after the relatively minimal amounts recorded in the spring and early summer. Over seven days of rain, September stands out not only for its volume but also for the frequency of precipitation, indicating a transition into the wetter fall season. This trend underscores how September acts as a bridge, elevating the total precipitation levels and showcasing how the region's climate shifts as it moves away from the arid conditions of the preceding months. As the rains continue, residents can expect a lush transformation of the landscape, setting the stage for the wetter months ahead.
As summer transitions into fall, September in San Felipe, Mexico, captures a notable increase in humidity, rising to 82%. This spike follows the warm, humid months of July and August, where levels hovered around 71% to 73%. It’s clear that the onset of autumn brings a thickening atmosphere, setting the stage for the wet season ahead. The trend continues into October, with humidity peaking at 83%, which not only marks the highest point of the year but also underscores the region's tendency towards a more tropical climate as it approaches the end of the rainy season. This gradual increase in humidity throughout the year reflects the region’s unique climatic rhythm, transitioning smoothly from the cooler, drier months of winter to the lush vibrancy of late summer and early autumn.
In September, San Felipe, Mexico, experiences a UV Index of 13, categorized as extreme, with a burn time of just 10 minutes. This trend of high UV levels has been consistent throughout the summer months, maintaining an intense exposure that began in April and persists until October. With such elevated UV ratings, it's essential for visitors and locals alike to take precautions, such as wearing sunscreen and protective clothing. As the year transitions into autumn, the UV Index begins to gradually drop, offering a slight reprieve in October. Stay informed and protect yourself with the latest details on the San Felipe UV Index to ensure your outdoor activities are both enjoyable and safe.
UV Risk Categories
September in San Felipe, Mexico, is a vibrant transition into autumn, boasting 294 hours of sunshine. This marks a notable dip from the sun-drenched heights of summer, where July and August basked in 357 and 344 hours respectively. However, September still enjoys a generous amount of sunlight, significantly outpacing the lighter months of winter, such as January with just 217 hours. As the days gradually shorten, the lingering warmth of summer begins to fade, but the brilliant rays of September continue to cast a golden glow on this coastal paradise, creating an ideal backdrop for outdoor activities and relaxation.
As September rolls into San Felipe, Mexico, the chances of sunny weather dip slightly to 56%, marking a transition from the summer months. This period follows a gradual decline in sunshine, with July and August experiencing the lowest probabilities of clear skies at 54% and 52%, respectively. Despite this mid-range likelihood, September still offers a decent opportunity for sun-seekers, especially as the region gears up for the more favorable autumn months. The likelihood of sunny days begins to pick up again in October, which sees a promising 68% sunshine rate, suggesting that while September may be a bit overcast at times, it's a prelude to the beautiful fall weather ahead.
In September, San Felipe, Mexico, enjoys a comfortable 12 hours of daylight, a delightful continuation of the summer brightness experienced in August. As the year transitions toward autumn, the daylight gradually wanes, a trend that begins in late summer and continues into the cooler months ahead. Notably, this pattern reveals a peak in daylight duration during the height of summer, with up to 13 hours in May through July, before slightly tapering off in September. The rhythmic ebb and flow of daylight not only informs daily activities but also enhances the coastal ambiance, enticing locals and visitors alike to savor the beautiful sunsets as the leaves hint at changing colors.
In September, the wind in San Felipe, Mexico begins a gentle transition, with an average speed of 2.5 m/s (6 mph). This marks a slight increase from the summer months and reflects the start of cooler breezes that hint at the approaching fall. Throughout the preceding months, the winds have varied from a light 2.4 m/s (5 mph) in August to a peak of 3.1 m/s (7 mph) in June, showing a gradual uptick that brings a refreshing touch to the environment. As the year progresses into autumn, the winds become softer yet maintain their mild strength, creating an ideal atmosphere for both relaxation and exploration along the beautiful coastline.
The weather in San Felipe 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 Felipe and find detailed weather information for every month.
September and January present stark contrasts in weather. In September, temperatures range from a minimum of 17°C (63°F) to a sweltering maximum of 38°C (101°F), with an average temperature of 26°C (80°F). The month also experiences higher humidity at 82% and 46 mm (1.8 in) of precipitation over 7 days, making it feel quite warm and humid. In contrast, January offers a cooler climate, with temperatures ranging from a chilly 0°C (32°F) to a comfortable 31°C (87°F), averaging 15°C (59°F). It is much drier, with only 5 mm (0.2 in) of precipitation over just one day and a lower humidity level of 70%. For more details on January weather, check out San Felipe weather in January.
September and February present starkly contrasting weather conditions. In September, temperatures range from a mild 17°C (63°F) at night to a scorching high of 38°C (101°F) during the day, accompanied by 46 mm (1.8 in) of rain over about seven days, resulting in high humidity levels at 82%. In contrast, February brings much cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 35°C (96°F), while enjoying significantly less precipitation, averaging only 5 mm (0.2 in) with no rainy days and a humidity level of 62%. For more details on February weather, visit San Felipe weather in February.
September and March present strikingly different weather patterns. In September, temperatures range from a mild minimum of 17°C (63°F) to a scorching maximum of 38°C (101°F), with an average of 26°C (80°F). The month is characterized by relatively high humidity at 82% and a notable amount of precipitation, totaling 46 mm (1.8 in) over about 7 days. In contrast, March offers cooler conditions, with minimum temperatures dropping to 6°C (43°F) and an average of 22°C (72°F), peaking at 39°C (102°F). It also experiences minimal rainfall, only 7 mm (0.3 in) over just 1 day, and lower humidity at 53%. For more details on March weather, visit San Felipe weather in March.
September and April present quite different weather patterns. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 38°C (101°F) with an average of 26°C (80°F). The month experiences considerable humidity at 82% and receives around 46 mm (1.8 in) of precipitation over 7 days, making it a more humid and wet time of year. In contrast, April features cooler mornings with a minimum of 9°C (48°F) but boasts an average temperature similar to September at 25°C (78°F) and the same maximum of 38°C (101°F). However, it is significantly drier, with only 2 mm (0.1 in) of precipitation and no rainy days at all, along with lower humidity at 48%. For more information on weather conditions, check out San Felipe weather in April.
When comparing the weather in September and May, notable differences emerge. September experiences a minimum temperature of 17°C (63°F) and an average of 26°C (80°F), peaking at a maximum of 38°C (101°F). It also sees higher humidity levels at 82% and more frequent precipitation, totaling 46 mm (1.8 in) over about 7 days. In contrast, May boasts slightly cooler minimum temperatures at 14°C (57°F) but has a higher average of 29°C (84°F) and can reach scorching maximums of 41°C (106°F). With significantly lower humidity at 52% and minimal rain, only 6 mm (0.2 in) across just 1 day, May presents a drier and hotter climate. For more details about May's weather, you can visit San Felipe weather in May.
When comparing the weather in September and June, notable differences emerge. September typically has a minimum temperature of 17°C (63°F) and an average of 26°C (80°F), while June features slightly warmer temperatures, with a minimum of 18°C (64°F) and an average of 30°C (86°F). Interestingly, June can reach higher maximum temperatures of up to 42°C (107°F) compared to September's peak of 38°C (101°F). Additionally, September tends to be wetter, experiencing approximately 46 mm (1.8 in) of precipitation over 7 days, in contrast to June's 16 mm (0.6 in) over just 3 days. Humidity levels also differ, with September being more humid at 82% compared to June’s lower 64%. For a more detailed look at June's weather, check out San Felipe weather in June.
In July, temperatures generally range from a minimum of 20°C (68°F) to a maximum of 39°C (103°F), with an average temperature of 29°C (84°F). The month experiences about 30 mm (1.2 in) of precipitation over approximately 5 days, accompanied by a relatively lower humidity of 73%. In contrast, September sees slightly cooler temperatures, with a minimum of 17°C (63°F), an average of 26°C (80°F), and a maximum of 38°C (101°F). However, it is marked by higher humidity at 82% and increased rainfall, totaling 46 mm (1.8 in) across 7 days. For more detailed information, you can visit San Felipe weather in July.
In August, temperatures ranged from a minimum of 19°C (67°F) to an average of 29°C (84°F), with a maximum reaching 38°C (101°F). The month experienced relatively low precipitation, totaling only 20 mm (0.8 in) over 3 days and a humidity level of 71%. In contrast, September saw slightly cooler minimum temperatures at 17°C (63°F) and an average of 26°C (80°F), while still hitting the same maximum of 38°C (101°F). However, September was wetter, accounting for 46 mm (1.8 in) of rainfall over 7 days, and a higher humidity level of 82%. For more details on August weather, you can check San Felipe weather in August.
In comparing September and October weather, one can observe distinct shifts in temperature and precipitation. September tends to be warmer, with average temperatures peaking at 26°C (80°F) and a maximum of 38°C (101°F), while October sees a slight drop, with an average of 24°C (75°F) and maximums reaching 37°C (99°F). Precipitation also decreases in October, with only 34 mm (1.3 in) falling over four days compared to September's 46 mm (1.8 in) across seven days. Notably, while September retains a high humidity level of 82%, October maintains a similar humidity of 83%, ensuring that the air remains quite moist as the seasons transition. For more detailed insights, you can check San Felipe weather in October.
In September, the weather is notably warmer, featuring temperatures that range from a minimum of 17°C (63°F) to a scorching maximum of 38°C (101°F) with an average of 26°C (80°F). The month also experiences higher precipitation, with 46 mm (1.8 in) spread over 7 days, all while maintaining a high humidity level of 82%. In contrast, November brings a much cooler climate, where temperatures drop significantly, with a minimum of -1°C (30°F) and a maximum of 34°C (94°F), averaging around 19°C (67°F). Additionally, rainfall is minimal at just 8 mm (0.3 in) over 2 days, but the humidity remains consistent at 82%. For a closer look at November's climate specifics, visit San Felipe weather in November.
In September, temperatures in San Felipe typically range from a minimum of 17°C (63°F) to a scorching maximum of 38°C (101°F), with an average of 26°C (80°F). This month experiences relatively high humidity at 82% and sees about 46 mm (1.8 inches) of precipitation over seven days. In contrast, December brings a much cooler climate, with temperatures dipping to a minimum of -1°C (30°F) and peaking at 31°C (88°F), averaging 16°C (61°F). The winter month is much drier, with only 13 mm (0.5 inches) of precipitation occurring over just two days while maintaining a slightly higher humidity level of 84%. For more detailed insights on December weather, you can check San Felipe weather in December.
As summer transitions to fall, September in San Felipe offers a unique blend of warmth and humidity, painting a different picture compared to the preceding months. With average temperatures hovering around a comfortable 26°C (80°F), the heat peaks at a sizzling 38°C (101°F) but is often accompanied by increased humidity and the occasional rain, totaling about 46 mm across 7 days. This month marks a shift towards slightly cooler evenings, providing a refreshing contrast to the intense summer heat. Whether you're enjoying the vibrant sunsets or marveling at the lush landscapes, September is a remarkable time to experience the evolving climate of this enchanting locale. For more insights, explore the details of the year's weather patterns at San Felipe Climate.