Last updated: April 22, 2025
In Santa Fe, Mexico, the weather in September is characterized by warm temperatures and significant rainfall. Daytime highs can reach a scorching 38°C (100°F), while the average temperature hovers around a comfortable 28°C (83°F). Nights bring cooler respite with lows of 23°C (74°F). However, this month is also marked by substantial precipitation, totaling 242 mm (9.5 in) over approximately 25 rainy days, contributing to the region's high humidity levels of 87%. Visitors can expect a mix of sunny spells and frequent showers, making it essential to be prepared for both heat and moisture during this vibrant time of year.
In September, Santa Fe, Mexico, experiences a subtle transition in its temperatures, marking the tail end of the summer heat. With minimum temperatures hovering around 23°C (74°F), the nights remain warm and inviting. The average temperature dips slightly to 28°C (83°F), but the days can still reach a maximum of 38°C (100°F), maintaining a sense of summer's lingering embrace. This month embodies a comfortable balance, offering warm days and pleasant evenings, making it an ideal time for outdoor adventures as the region prepares for the cooler months ahead.
In September, Santa Fe, Mexico, experiences a notable shift in its weather patterns, with precipitation levels peaking at 242 mm (9.5 in)—making it one of the wettest months of the year. This substantial rainfall can be attributed to the increased frequency of showers, which occur over 25 days of the month, providing a stark contrast to the drier earlier months like January and February. As the rainy season unfolds, September serves as a bridge to the wetter fall months, where October follows closely with 284 mm of rain. The significant rainfall not only rejuvenates the landscape but also highlights the seasonal transition, setting the stage for the lush bursts of flora that characterize Santa Fe’s autumn.
September in Santa Fe, Mexico, mirrors the high humidity levels of August, with both months boasting a significant 87% humidity. This peak is part of a larger trend, as the region experiences its most humid months during the summer, particularly from July through September. After a steady decline from the chilly January average of 83%, humidity levels rise again as the summer heat sets in. Following September, October ushers in a slight increase to 88%, which remains consistent throughout the fall and winter months. This pattern highlights Santa Fe's distinct seasonal transition, where humidity levels remain elevated as the year draws to a close.
In September, Santa Fe experiences a UV Index of 12, maintaining its position within the extreme exposure category and resulting in a burn time of just 10 minutes. This trend mirrors the high UV levels seen throughout the summer months, with both July and August also recording an index of 12 and 13. As the year progresses into autumn, the UV Index begins to decline slightly, but September still demands vigilance against sun exposure. It's essential to take precautions and protect your skin during this time. For more detailed information on UV levels, visit Santa Fe UV Index.
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As September rolls into Santa Fe, the city basks in a generous 297 hours of sunshine, making it one of the sunniest months of the year. This radiant month follows the luminous summer, where July and August reach impressive highs of 328 and 324 hours respectively. In contrast, the sunnier days of early spring and late fall, while still plentiful, provide fewer hours, with January lagging significantly at 215 hours. Notably, there’s a subtle decline in daylight as October approaches, dipping to 285 hours, yet September remains a vibrant transition, inviting locals and visitors alike to revel in the beautiful glow that characterizes this enchanting time of year in Santa Fe.
As summer transitions into fall, September in Santa Fe, Mexico, offers a notably low probability of sunny weather, with only 22% chances of sunshine. This marks a significant dip compared to the more vibrant months of February through April, where the likelihood of bright days peaks at 69% in March. Following the intense heat of June, which sees just a 17% chance of sun, the overall trend indicates a gradual decline in sunny days as the year progresses towards winter. With autumn's arrival, residents and visitors alike might want to prepare for a mix of clouds and potential rain rather than the sun-soaked days of earlier months.
As September unfolds in Santa Fe, Mexico, residents enjoy a delightful 12 hours of daylight, reflecting a gradual shift as summer fades into fall. Following a summer peak of 13 hours in both June and July, the daylight begins to dip, indicating the transition in seasons. This consistent 12-hour daylight pattern in both September and August hints at a gentle balance, as the region prepares for the shorter days of autumn. With the forthcoming months bringing a decrease in daylight, September stands as a bridge, allowing for ample time to savor the last warm days of the year amidst the changing shadows.
As summer transitions into fall, September in Santa Fe, Mexico brings a noticeable calm to the region's winds. With an average speed of 1.8 m/s (4 mph), the breezes are gentle, marking a decrease from the earlier summer months. June's lively gusts of 1.8 m/s give way to a more tranquil atmosphere, reminiscent of the serene beauty of autumn in the high desert. This declining trend continues into October and November, where winds stabilize at the same peaceful pace. While this drop in velocity might suggest a lull, it instead creates a perfect backdrop for savoring the crisp, cool air and vibrant hues of the changing season, inviting residents and visitors to enjoy the sights and sounds of Santa Fe’s enchanting fall landscape.
The weather in Santa Fe 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 Santa Fe and find detailed weather information for every month.
September and January present notably different weather patterns. In September, temperatures can soar, with a minimum of 23°C (74°F) and averages reaching 28°C (83°F), peaking at an impressive 38°C (100°F). The month is also characterized by high humidity at 87% and substantial rainfall, totaling 242 mm (9.5 in) over 25 days. In contrast, January offers a cooler climate, with temperatures ranging from a minimum of 14°C (58°F) to an average of 23°C (74°F), and maximums cap at 34°C (94°F). Precipitation is significantly lower during this month at 80 mm (3.1 in), occurring over just 10 days, and humidity remains slightly lower at 83%. For a more detailed look at January weather, visit Santa Fe weather in January.
In comparing the weather between September and February, September is characterized by significantly warmer temperatures, with minimums around 23°C (74°F) and averages reaching 28°C (83°F), peaking at a scorching 38°C (100°F). This month also tends to be quite wet, receiving an average of 242 mm (9.5 in) of precipitation over 25 days, coupled with high humidity at 87%. In contrast, February presents a cooler climate, with minimum temperatures dropping to 14°C (57°F), an average of 25°C (77°F), and a maximum of 36°C (97°F). Additionally, February is much drier, experiencing only 29 mm (1.1 in) of precipitation across 6 days and a lower humidity of 76%. For a more in-depth look at February weather, you can refer to Santa Fe weather in February.
When comparing the weather in September and March, a clear distinction emerges. September features higher average temperatures, ranging from a minimum of 23°C (74°F) to a scorching maximum of 38°C (100°F), with an average of 28°C (83°F). This month is also marked by significant rainfall, averaging 242 mm (9.5 in) over 25 days, contributing to high humidity levels of 87%. In contrast, March presents a more moderate climate with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 38°C (100°F) and an average of 26°C (80°F). March sees substantially less rainfall, only 37 mm (1.5 in) over just 6 days, resulting in a lower humidity level of 66%. For more insights, you can visit Santa Fe weather in March.
When comparing the weather in September and April, several differences stand out. September experiences a minimum temperature of 23°C (74°F) and a maximum of 38°C (100°F), with an average temperature of 28°C (83°F). It is notably characterized by high humidity at 87% and significant rainfall, totaling 242 mm (9.5 in) over 25 days. In contrast, April boasts slightly cooler minimum temperatures at 18°C (65°F) and a higher maximum of 41°C (106°F), while maintaining an average of 29°C (84°F). This month is much drier, with only 48 mm (1.9 in) of precipitation over just 7 days and a lower humidity level of 59%. For a more detailed look at the weather conditions, you can check out Santa Fe weather in April.
When comparing the weather in September and May, September tends to be slightly warmer with an average temperature of 28°C (83°F) compared to May's average of 30°C (86°F). However, May experiences higher maximum temperatures, reaching up to 41°C (105°F) versus September's maximum of 38°C (100°F). Additionally, September is marked by considerably more precipitation, with 242 mm (9.5 in) falling over 25 days, contrasting sharply with May's 87 mm (3.4 in) over just 10 days. The humidity in September is notably higher at 87%, while May maintains a more comfortable level at 64%. For detailed weather insights, you can check Santa Fe weather in May.
In comparing the weather between September and June, both months experience warm minimum temperatures, averaging around 23°C (73°F to 74°F), with maximum temperatures peaking at similar levels, 37°C (100°F) in June and 38°C (100°F) in September. However, September tends to be slightly cooler on average, at 28°C (83°F), compared to June's 29°C (84°F). Precipitation is heavier in September, accumulating 242 mm (9.5 in) over 25 days, while June sees slightly more rain at 276 mm (10.9 in) over 20 days. Additionally, September is characterized by higher humidity at 87%, compared to June's 69%. For more detailed insights on June's weather, you can check Santa Fe weather in June.
September and July present distinct weather patterns, despite having similar minimum temperatures of 23°C (74°F). In September, the average temperature is slightly cooler at 28°C (83°F), compared to July's average of 29°C (85°F). July tends to be drier, with only 91 mm (3.6 in) of precipitation over 16 days, while September sees nearly triple that amount at 242 mm (9.5 in) across 25 days, resulting in a much more humid atmosphere at 87% compared to July’s 82%. For a detailed look at July weather in Santa Fe, you can visit Santa Fe weather in July.
September weather in Santa Fe is characterized by similar temperature patterns to August, with minimum temperatures remaining steady at 23°C (74°F) and maximums peaking at 38°C (100°F). However, September experiences a slightly cooler average temperature of 28°C (83°F) compared to August's 29°C (85°F). Notably, September sees significantly increased precipitation at 242 mm (9.5 in) over 25 days, while August has only 151 mm (6.0 in) across 21 days. Both months maintain a high humidity level of 87%. For more details on August's weather, visit Santa Fe weather in August.
September and October exhibit similar temperature ranges, with September experiencing a minimum of 23°C (74°F) and a maximum of 38°C (100°F), while October sees slightly cooler temperatures, ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F). The average temperature in September is 28°C (83°F), just above October's average of 27°C (81°F). However, October tends to be wetter, with 284 mm (11.2 in) of precipitation over 23 days compared to September's 242 mm (9.5 in) over 25 days. Humidity remains high in both months, with October at 88% and September at 87%. For more detailed insights into October conditions, check out Santa Fe weather in October.
September and November showcase contrasting weather patterns. In September, temperatures are consistently warmer, with minimums around 23°C (74°F) and maximums climbing to 38°C (100°F), resulting in an average of 28°C (83°F). The month is marked by high humidity at 87% and significant rainfall of 242 mm (9.5 in) across 25 days. In contrast, November brings a cooler climate, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), resulting in an average temperature of 25°C (77°F). Rainfall decreases to 173 mm (6.8 in) over 18 days, while humidity remains relatively high at 88%. For more detailed insights, check out Santa Fe weather in November.
September weather is characterized by warm temperatures, with a minimum of 23°C (74°F) and an average of 28°C (83°F), reaching highs of up to 38°C (100°F). This month experiences significant rainfall, totaling 242 mm (9.5 in) over 25 days, coupled with high humidity at 87%. In contrast, December sees cooler temperatures, with a minimum of 14°C (58°F), an average of 24°C (75°F), and a maximum of 34°C (93°F). The precipitation drops dramatically to 72 mm (2.8 in) over just 12 days, while humidity remains relatively stable at 88%. For more detailed insights, you can visit Santa Fe weather in December.
As September unfolds in Santa Fe, the weather takes a distinctive turn that sets it apart from other months. With high humidity levels reaching 87% and frequent precipitation over the entire month, this period often feels more tropical, creating a lush and vibrant landscape. Unlike the drier stretches of the year, September’s maximum temperatures can soar up to 38°C (100°F), contrasted by warmer nights with lows around 23°C (74°F). This unique blend of heat and humidity makes September an intriguing month, perfect for those who enjoy a bit of tropical flair in their travels. For a more detailed look at the seasonal patterns, check out Santa Fe Climate.