September Weather in Santa Fe, Mexico

Last updated: April 22, 2025

Experience the vibrant weather of Santa Fe, Mexico, during September, where temperatures soar with a maximum of 38°C (101°F) and an average of 28°C (83°F), providing warm days ideal for exploration. As the mercury dips to a comfortable minimum of 20°C (69°F), evenings invite relaxation and enjoyment of the outdoors. However, prepare for the season's engagement with nature, as precipitation averages 111 mm (4.4 in) over 20 days, contributing to the high humidity levels of 80%. Embrace the dynamic climate that shapes this picturesque region, blending warmth with refreshing rains in a delightful September experience.

September Temperature in Santa Fe

As September rolls into Santa Fe, Mexico, temperatures offer a pleasant transition from the oppressive heat of summer to the crispness of fall. With minimums around 20°C (69°F) and an average reaching 28°C (83°F), the days remain warm and inviting. The maximum temperature dips slightly to a comfortable 38°C (101°F), marking a noticeable decrease from the earlier months. This shift signals a delightful balance, making September a perfect time to explore the vibrant scenery without the sweltering intensity of midsummer. As the month progresses, locals and visitors alike can enjoy the lingering warmth during the day while anticipating cooler evenings, setting the stage for a serene autumn ahead.

September Weather in Santa Fe: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Fe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec677075808484848482797369
Data source: Temperature data for Santa Fe generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Santa Fe

September marks a significant peak in precipitation for Santa Fe, Mexico, receiving 111 mm (4.4 in) of rain over 20 days—a trend that reflects the tail end of the region's monsoon season. Compared to the preceding months, September's rainfall is notably higher, building on the substantial totals from June, July, and August. This uptick not only underscores the transition towards autumn but also enhances the area's lush landscape. As the rains taper off in October, the overall trend reveals a striking contrast between the wet months of summer and the drier conditions that follow, painting a vivid portrait of Santa Fe's hydrological rhythm.

September Precipitation Trends in Santa Fe

The chart displays monthly precipitation patterns in Santa Fe, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec301627246413813592111932411
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santa Fe

In September, Santa Fe experiences a modest rise in humidity, reaching 80%, a notable increase compared to the drier summer months of July and August, which dipped to 71% and 72%, respectively. This trend illustrates a gradual transition into the wetter seasons, as humidity begins to climb again following a summer low. As the year progresses, October shows a slight uptick to 85%, followed by even higher levels in November and December, where humidity peaks at 88% and 89%. This cyclical pattern highlights the interplay between seasonal changes and humidity, creating a unique atmospheric rhythm in Santa Fe that marks the shift from summer's warmth to the cooling embrace of autumn and winter.

September Average Humidity in Santa Fe

This chart illustrates the average monthly humidity levels in Santa Fe, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%84%85%79%71%72%80%85%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santa Fe

September in Santa Fe, Mexico, highlights a continuation of the intense summer sun, with a UV Index of 12, classifying it in the extreme exposure category. As the month brings shorter days, the burn time remains notably brief at just 10 minutes. This trend of high UV levels carries over from the peak summer months, particularly July, which recorded a UV Index of 13. It's clear that during this period, residents and visitors alike should remain vigilant about sun protection. With the UV Index beginning to lower in October, those in Santa Fe should take advantage of the remaining sun while prioritizing skin safety. For more detailed information, visit Santa Fe UV Index.

Maximum UV Index Levels in Santa Fe for September

The chart shows the monthly maximum UV Index (UVI) for Santa Fe in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec79111212121312121086
Data source: Santa Fe September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Santa Fe

As summer transitions into autumn, September in Santa Fe, Mexico, continues to bask in a warm embrace of sunlight, recording an impressive 297 hours of sunshine. This marks a slight dip from the peak of 333 hours in August, yet it remains comfortably high compared to the earlier months of the year. The trend shows that from January's modest 186 hours, the city steadily welcomes increasing daylight, culminating in a radiant July. The sunshine starts to wane in October but maintains a generous glow at 295 hours, suggesting that Santa Fe's vibrant beauty endures even as the seasons shift. This sunny transition invites both locals and visitors to revel in the crisp air and golden hues of fall, making September an enchanting month for exploration and outdoor enjoyment.

Monthly Sunshine Duration in Santa Fe: September Highlighted

The September sunshine duration represents the total number of hours Santa Fe experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec186h240h270h284h314h316h329h333h297h295h264h264h
Data source: Santa Fe September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Fe During September

In September, Santa Fe, Mexico experiences a 31% chance of sunny weather, aligning with the lower end of the spectrum observed throughout the year. This month follows the relatively brighter August, which enjoys a 56% chance, and precedes a more favorable October with 51%. The trend indicates that the summer's peak sunlight begins to wane in September, making way for the slightly sunnier months of autumn. As the year progresses, it appears that September remains one of the cloudier months, contributing to Santa Fe's diverse climate narrative. Visitors should prepare for a mix of sun and cloud, while still holding onto the hope of those sunny days.

Percentage of Sunny Days in September in Santa Fe

The chart illustrates the percentage of sunny days in Santa Fe throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Santa Fe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%54%56%45%51%31%37%56%31%51%60%54%
Data source: Santa Fe September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Fe in September

As the summer sun begins to wane, September in Santa Fe, Mexico, heralds a subtle shift in daylight duration. With 12 hours of sunlight, this month marks a harmonious balance reminiscent of April and August, offering a reassuring continuity as we transition toward autumn. Following the peak of 13 hours in the bustling summer months of May through July, September invites longer evenings while still basking in ample daylight. As daylight hours gradually decline heading into October, residents and visitors alike can relish the warm hues of early fall, making it a beautiful time to explore the city's vibrant landscapes and culture.

Average Daylight Hours in Santa Fe for September

The chart illustrates the variation in daylight duration in Santa Fe throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 54m11h 23m12h 1m12h 41m13h 13m13h 29m13h 21m12h 52m12h 14m11h 35m11h 1m10h 44m
Data source: Santa Fe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Santa Fe

As September settles in Santa Fe, Mexico, the gentle whispers of the wind provide a striking contrast to the summer heat. With an average wind speed of 2.0 m/s (4 mph), this month marks a slight dip from the summer's breezier days, reflecting a gradual transition towards more temperate, autumnal conditions. Throughout the year, March and April are often the most invigorating, showcasing higher wind speeds of 3.0 m/s (7 mph) and 3.2 m/s (7 mph), as spring breathes life into the landscapes. Yet, as summer wanes, winds tend to soften, culminating in September's serene breezes. This pattern not only highlights the rhythmic dance of the seasons but also invites residents and visitors alike to embrace the calmness that accompanies the shift into fall.

Average September Wind Speed in Santa Fe

The chart displays monthly wind speed patterns in Santa Fe, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.63.03.22.92.21.92.12.0 m/s2.12.32.3
Data source: Santa Fe September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Santa Fe Compares to Other Months

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.

When comparing the weather in September and January, a stark contrast emerges. September boasts warmer temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), reaching highs of 38°C (101°F). However, this month is also marked by high humidity at 80% and significant rainfall, with 111 mm (4.4 in) over 20 days. In contrast, January presents a cooler climate, featuring a minimum of 5°C (41°F) and an average of 20°C (67°F), while still allowing for high temperatures up to 38°C (100°F). The precipitation in January is considerably lower at just 30 mm (1.2 in) during 5 days, accompanied by a slightly higher humidity level of 87%. For more specific details on the winter weather, you can visit Santa Fe weather in January.

September and February present contrasting weather patterns. In September, temperatures range significantly, with a minimum of 20°C (69°F) and an average high of 38°C (101°F), creating a warm and humid climate with an average rainfall of 111 mm (4.4 in) over 20 days. In contrast, February experiences cooler weather, with temperatures dipping to a minimum of 5°C (41°F) and averaging around 21°C (71°F), while remaining dry with only 16 mm (0.6 in) of precipitation across just 4 days. The humidity in February is slightly higher at 85%, compared to September's 80%. For more detailed information on February conditions, you can check Santa Fe weather in February.

When comparing the weather in September and March, notable differences emerge. September boasts higher temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), reaching up to 38°C (101°F). It's also marked by significant rainfall, averaging 111 mm (4.4 in) over 20 days, contributing to a high humidity level of 80%. In contrast, March features milder temperatures, starting at a minimum of 8°C (46°F) and averaging 24°C (75°F), with a maximum reaching 40°C (104°F). Precipitation in March is considerably lower, at just 27 mm (1.1 in) over 6 days, while humidity remains relatively high at 83%. For a deeper look into what to expect, you may visit Santa Fe weather in March.

When comparing the weather in September to that of April, notable differences emerge. September experiences warmer temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), peaking at a scorching 38°C (101°F). In contrast, April has slightly cooler temperatures, with a minimum of 14°C (57°F) and an average of 27°C (80°F), although it can reach extreme highs of 45°C (113°F). Precipitation is significantly higher in September, with 111 mm (4.4 in) over 20 days, whereas April sees just 24 mm (0.9 in) over a mere 6 days. Interestingly, humidity is quite similar, hovering around 80% in September and slightly higher at 84% in April. For more details on April weather, check out Santa Fe weather in April.

September and May exhibit notable differences in weather patterns, despite both months being warm. In September, temperatures range from a minimum of 20°C (69°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F). This month also sees significant rainfall, accruing 111 mm (4.4 in) over approximately 20 days, combined with a humidity level of 80%. In contrast, May tends to be hotter, with temperatures ranging from 18°C (64°F) to a peak of 41°C (105°F) and an average of 29°C (84°F). Rainfall during May is less frequent, at 64 mm (2.5 in) across about 13 days, and humidity remains slightly higher at 85%. For more specific details about May’s weather, you can explore Santa Fe weather in May.

In comparing the weather between September and June, September tends to be slightly cooler with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 38°C (101°F), while June sees a minimum of 23°C (73°F) and peaks at 41°C (105°F). Although both months experience significant rainfall, September receives about 111 mm (4.4 in) over 20 days, whereas June has slightly higher precipitation at 138 mm (5.4 in), also spread across 20 days. Humidity levels are comparable, with September at 80% and June at 79%. For a closer look at June's climate in particular, you can visit Santa Fe weather in June.

When comparing the weather in September and July, we see some notable differences. September features slightly cooler temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), while July's minimum temperature starts a bit higher at 22°C (73°F) and an average of 29°C (84°F). July tends to be hotter, peaking at 41°C (106°F) compared to September's maximum of 38°C (101°F). Additionally, both months experience significant rainfall, but July receives more precipitation at 135 mm (5.3 in) over 20 days, compared to September's 111 mm (4.4 in) also over 20 days. Humidity levels are higher in September, at 80%, compared to July's 71%. For more detailed information on July’s weather, you can check Santa Fe weather in July.

In comparing the weather between September and August, September experiences slightly cooler temperatures with a minimum of 20°C (69°F) and an average of 28°C (83°F), compared to August's minimum of 22°C (72°F) and average of 29°C (85°F). August also boasts higher maximum temperatures, reaching up to 40°C (104°F), while September's maximum temperature is 38°C (101°F). Precipitation increases in September, totaling 111 mm (4.4 in) over 20 days, contrasting with August's 92 mm (3.6 in) across 18 days. The humidity also rises in September to 80%, compared to 72% in August, creating a more humid atmosphere as the summer transitions into fall. For more detailed information, you can refer to Santa Fe weather in August.

In September, the weather is characterized by warmer temperatures, with a minimum of 20°C (69°F) and an average high of 38°C (101°F). This month brings significant rainfall, averaging 111 mm (4.4 inches) over about 20 days, contributing to a high humidity level of 80%.

In contrast, October sees a slight decrease in temperatures, with minimums dropping to 14°C (58°F) and an average high of 37°C (99°F). Precipitation also declines to 93 mm (3.7 inches) over approximately 12 days, while humidity increases slightly to 85%. This transition marks a gradual shift towards cooler and drier conditions as autumn sets in. For more information, you can visit Santa Fe weather in October.

In September, the weather is characterized by warm temperatures, with an average high of 28°C (83°F) and maximums reaching up to 38°C (101°F). The month also experiences considerable rainfall, with 111 mm (4.4 in) spread over 20 days, contributing to a humid atmosphere with humidity levels at 80%. In contrast, November sees a significant drop in temperature, with minimums plummeting to 6°C (43°F) and an average high of 23°C (73°F). Rainfall decreases dramatically to just 24 mm (1.0 in) over 5 days, although humidity remains relatively high at 88%. For those seeking more information, you can refer to Santa Fe weather in November.

In September, the weather is characterized by warm temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), peaking at a scorching 38°C (101°F). This month also experiences significant rainfall, totaling 111 mm (4.4 in) over approximately 20 days, and a relatively high humidity level of 80%. In contrast, December brings a drastic change, with temperatures ranging from a lower minimum of 4°C (40°F) to an average of 21°C (69°F), and a maximum of 36°C (97°F). Precipitation drops significantly to just 11 mm (0.4 in) over only 2 days, while humidity slightly increases to 89%. For a detailed look at December weather conditions, visit Santa Fe weather in December.

Compare Santa Fe's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Santa Fe

As September unfolds in Santa Fe, the weather showcases a distinct contrast to the preceding months, marked by a blend of warmth and humidity that envelops the region. With temperatures peaking at an impressive 38°C (101°F) and an average low reflecting a more comfortable 20°C (69°F), the month brings a mix of sweltering days and pleasantly warm nights. However, the significant 111 mm of precipitation across 20 days introduces an atmosphere that can be both refreshing and unpredictable, as the humidity often hovers around 80%. This combination of rainfall and warmth sets September apart, offering a unique tapestry of weather patterns that are delightful yet dynamic. For more details on the climatic nuances of this region, visit Santa Fe Climate.