Last updated: April 22, 2025
September in San Pedro Martir, Mexico, offers a blend of warm days and cool nights, with maximum temperatures reaching 29°C (85°F) and an average of 19°C (67°F). The month is characterized by a significant amount of precipitation, totaling 167 mm (6.6 in), occurring over 16 days, contributing to the lush landscape of the region. With humidity levels around 81%, visitors can expect a refreshing yet damp atmosphere that enhances the natural beauty of this mountainous area, making September a unique time to experience its breathtaking vistas.
In September, San Pedro Martir experiences a gentle transition into the fall season, marked by a comfortable blend of temperatures. The month's temperatures hover with a minimum of 9°C (49°F) and a pleasant average of 19°C (67°F), peaking at a maximum of 29°C (85°F). This trend reflects a slight cooling compared to the warmer summer months, yet retains enough warmth to enjoy the picturesque landscapes. As autumn approaches, the climate becomes increasingly inviting for outdoor adventures, offering a crisp yet mild atmosphere that makes September a delightful time to explore this stunning region of Mexico.
September marks a significant peak in precipitation for San Pedro Martir, Mexico, with an impressive 167 mm (6.6 in) of rainfall over 16 days. This month stands out not only for its high volume of rain but also for the extended duration of rainfall, matching the summer trend of increased moisture. Following the robust rains of June, July, and August, September solidifies its status as the climax of the wet season, contributing to the lush surroundings that characterize this time of year. As the transition to fall begins, the abundant rains lay the groundwork for the cool, dry months ahead, creating a dynamic shift in the region’s climate pattern.
In September, San Pedro Martir experiences a notable increase in humidity, reaching a robust 81%. This uptick follows a trend observed throughout the warmer months, as humidity levels rise from a moderate 58% in March and April to the peak summer levels. The transition from August's 68% to September's higher humidity indicates the onset of the wetter season, paving the way for October's peak at 83%. This gradual escalation reflects the region's climate dynamics, with humidity levels generally on the rise from late spring through the fall, contributing to a lush and vibrant environment characteristic of this stunning locale.
In September, San Pedro Martir experiences a UV Index of 14, maintaining its designation as an extreme exposure month, with a burn time of just 10 minutes. This trend of consistently high UV levels from February through October underscores the region's intense sunlight, peaking in May with a UV Index of 15. As summer transitions into fall, the UV Index remains elevated, signaling the importance of sun protection. Visitors and locals alike should stay vigilant and take necessary precautions to safeguard their skin during this time. For detailed information, visit the San Pedro Martir UV Index.
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September in San Pedro Martir, Mexico, offers a delightful retreat with 282 hours of sunshine, a slight dip compared to the vibrant summer months of June through August. As the year transitions into fall, this charming destination still basks in warmth, outperforming the cooler winter months of January and November. The combined glow of the previous months—where sunshine peaked at 337 hours in May—ensures that September retains a sense of vitality, making it an ideal time for outdoor adventures and exploration. As daylight begins to wane, visitors can still relish the lingering embrace of summer before the cooler months set in, highlighting San Pedro Martir's consistent allure throughout the year.
September in San Pedro Martir, Mexico, presents a challenging outlook for sun seekers, with a mere 17% chance of sunny days. This marks one of the lowest probabilities of sunshine during the year, reflecting a significant drop from the earlier months. As summer wanes into fall, residents and visitors alike may find the skies less favorable compared to the brighter, sun-kissed days of February and March, which boast probabilities exceeding 80%. Experience the change of seasons, but be prepared for a higher chance of cloud cover as you venture into September!
In San Pedro Martir, Mexico, the daylight duration reveals a harmonious rhythm as the year unfolds. January and February greet the year with a steady 11 hours of daylight, setting a consistent baseline. As spring approaches in March and April, the days stretch to 12 hours, inviting longer outdoor adventures. The peak of summer in May through July showcases the sun at its zenith with 13 hours of glorious daylight, perfect for basking in nature's beauty. However, as summer wanes, August sees a gentle decline back to 12 hours, before transitioning into the shorter days of October and November with 11 hours once again, ultimately tapering to 10 hours in December. This cyclical dance of daylight reflects the changing seasons and the diverse experiences each month offers in this enchanting region.
In September, the wind in San Pedro Martir, Mexico, gently whispers with an average speed of 1.9 m/s (4 mph), marking it as one of the calmest months of the year. Following a summer of slightly stronger breezes averaging around 2.5 m/s (6 mph) in August, September's winds provide a serene transition into fall. Throughout the year, wind speeds tend to hover around the 2.2 to 2.7 m/s (5 to 6 mph) range during the spring and early summer months, but the noticeable dip in September underscores a seasonal lull before autumn's return. This tranquil wind pattern offers a perfect backdrop for nature lovers and peace seekers to enjoy the breathtaking landscapes of the area.
The weather in San Pedro Martir 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 Pedro Martir and find detailed weather information for every month.
In September, the weather is warmer and more humid, with average temperatures reaching 19°C (67°F) and maximums soaring to 29°C (85°F). This month is characterized by significant rainfall, with 167 mm (6.6 in) of precipitation over approximately 16 days, resulting in a high humidity level of 81%. In contrast, January presents a much cooler climate, where average temperatures drop to around 15°C (59°F) and the lows can reach as low as 1°C (34°F). The precipitation level is dramatically lower in January, with just 4 mm (0.1 in) of rain over a single day, and humidity slightly decreases to 74%. For a more detailed look at January's weather, you can check out San Pedro Martir weather in January.
In September, temperatures range from a brisk 9°C (49°F) to a warm 29°C (85°F), with an average of 19°C (67°F). This month sees significant rainfall, totaling 167 mm (6.6 in) over approximately 16 days, coupled with high humidity at 81%. In contrast, February offers milder temperatures, with a minimum of 3°C (38°F), an average of 17°C (63°F), and a maximum reaching 32°C (89°F). February is remarkably drier, featuring just 6 mm (0.2 in) of precipitation over 2 days and lower humidity at 65%. For more insights on February weather, check out San Pedro Martir weather in February.
September and March showcase notable differences in weather patterns. In September, temperatures range from a cool 9°C (49°F) at night to a warm 29°C (85°F) during the day, with an average of 19°C (67°F). This month experiences significant precipitation, with 167 mm (6.6 in) falling over 16 days and an elevated humidity of 81%. In contrast, March presents milder nights with a minimum of 4°C (39°F) and peaks at a striking 34°C (93°F), while maintaining the same average of 19°C (67°F). Additionally, March sees a drastic reduction in rainfall, with only 10 mm (0.4 in) across just 2 days and a lower humidity of 58%. For more detailed information on conditions, you can view the San Pedro Martir weather in March.
In comparing the weather of September and April, September tends to be milder, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (85°F) and an average of 19°C (67°F). However, it is also characterized by higher humidity at 81% and considerable rainfall, receiving about 167 mm (6.6 in) over 16 days. In contrast, April experiences a greater range in temperature, with minimums of 6°C (44°F) and maximums peaking at a warm 35°C (95°F), though it is much drier, with only 8 mm (0.3 in) of precipitation over just 2 days and a lower humidity of 58%. Overall, April offers warmer temperatures and significantly less rainfall compared to September. For more details, check out the weather specifics for San Pedro Martir weather in April.
When comparing the weather in September and May, several notable differences emerge. September tends to have cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 29°C (85°F), while May basks in a warmer climate, experiencing temperatures from 10°C (51°F) to a scorching maximum of 36°C (97°F). Additionally, September brings significantly more precipitation, with 167 mm (6.6 in) spread over 16 days, in contrast to May's drier spell of only 48 mm (1.9 in) over 6 days. Humidity is generally higher in September at 81%, compared to May's more comfortable 67%. For a closer look at May weather specifics in San Pedro Martir, you can visit San Pedro Martir weather in May.
When comparing the weather in September and June, we can observe noticeable differences in temperature and humidity. September experiences a minimum temperature of 9°C (49°F) and an average of 19°C (67°F), peaking at 29°C (85°F). In contrast, June showcases slightly higher temperatures, with a minimum of 10°C (50°F), an average of 21°C (70°F), and a maximum of 35°C (96°F).
Precipitation patterns also differ slightly; September sees more rain with 167 mm (6.6 in) over 16 days, compared to June's 157 mm (6.2 in) over 14 days. Additionally, September has higher humidity at 81%, while June's humidity is a bit lower at 76%. For more detailed information on June weather, you can refer to San Pedro Martir weather in June.
When comparing the weather of September and July, we find notable differences in temperature and precipitation. September experiences a slightly cooler climate, with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (85°F), while July is warmer, boasting minimum temperatures of 12°C (54°F) and maximums reaching 31°C (88°F). Furthermore, September sees significantly more rainfall, with 167 mm (6.6 in) across 16 days compared to July's 126 mm (5.0 in) over 18 days. The humidity levels also vary, being higher in September at 81% compared to July's 67%. For more detailed insights, you can read about San Pedro Martir weather in July.
In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 29°C (85°F), while August boasts a higher minimum of 12°C (54°F) and an average maximum of 30°C (86°F). Additionally, September is wetter, receiving 167 mm (6.6 in) of precipitation over 16 days, compared to August's 122 mm (4.8 in) over the same number of days. Notably, humidity levels are higher in September at 81%, compared to August's 68%. For more detailed information on the conditions in August, you can visit San Pedro Martir weather in August.
September and October present a noticeable shift in weather conditions. In September, temperatures range from a minimum of 9°C (49°F) to a comfortable average of 19°C (67°F), peaking at 29°C (85°F). The month is characterized by significant rainfall, with 167 mm (6.6 in) of precipitation over 16 days, contributing to a high humidity level of 81%. In contrast, October experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and an average of 18°C (65°F), while still reaching up to 30°C (87°F) at times. Rainfall decreases substantially to 54 mm (2.1 in) over just 8 days, and humidity rises slightly to 83%. For more details on the weather during this month, visit San Pedro Martir weather in October.
September and November exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 9°C (49°F) to a maximum of 29°C (85°F), with an average of 19°C (67°F). This month is characterized by significant precipitation, totaling 167 mm (6.6 in) over 16 days, contributing to a relatively high humidity level of 81%. In contrast, November experiences cooler conditions, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 30°C (87°F), and an average temperature of 16°C (62°F). The month is much drier, receiving just 19 mm (0.7 in) of rainfall over 3 days, while humidity remains fairly high at 84%. For more detailed information on November weather, you can check San Pedro Martir weather in November.
In September, the weather features a significant range in temperatures, with minimums reaching 9°C (49°F) and maximums soaring up to 29°C (85°F), averaging around 19°C (67°F). The month experiences considerable rainfall, totaling 167 mm (6.6 in) over 16 days, contributing to a high humidity level of 81%. In contrast, December presents a much cooler climate, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 28°C (83°F) and an average of 15°C (59°F). Notably, December sees minimal precipitation of only 4 mm (0.2 in) across a rain-free month. The humidity remains consistent at 81%, providing a sense of steadiness between the two months. For those interested in detailed weather patterns, you can find more information here: San Pedro Martir weather in December.
As September unfolds in San Pedro Martir, the weather presents a distinct shift from the warmer months, characterized by a cooler average temperature and a notable increase in precipitation. With the landscape transformed by the arrival of rain, humidity levels rise, contributing to a lush and vibrant environment. Unlike the dry summer, this month experiences a greater number of rainy days, making it essential to embrace the refreshing yet unpredictable climate. For those planning a visit, understanding these changes can enhance your experience in this beautiful region. Explore more about the weather patterns in September and beyond at San Pedro Martir Climate.