September Weather in Todos Santos, Mexico

Last updated: April 22, 2025

In September, Todos Santos, Mexico experiences a warm climate characterized by a maximum temperature of 31°C (89°F) and a comfortable average of 26°C (79°F). Nighttime temperatures can drop to a mild 20°C (69°F), offering a pleasant respite from the daytime heat. This month also marks a notable increase in precipitation, with an average of 149 mm (5.9 in) spread across 15 days, contributing to the region's lush landscapes. The humidity level hovers around 74%, creating a distinctive tropical feel that enhances the vibrant atmosphere of this charming destination.

September Temperature in Todos Santos

In September, Todos Santos, Mexico, showcases a delightful blend of warmth and moderate humidity as summer begins to ebb. With temperatures ranging from a minimum of 20°C (69°F) to a maximum of 31°C (89°F), the average settles comfortably at 26°C (79°F). This month experiences a notable transition, as the earlier sweltering summer heat gives way to slightly cooler conditions that are still ideal for beach outings and outdoor activities. As daylight hours shorten, visitors can enjoy gentle evenings that are perfect for stargazing under the clear Baja California sky. Overall, September serves as a wonderful bridge to the more temperate months that follow, inviting both relaxation and adventure in this charming coastal town.

September Weather in Todos Santos: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Todos Santos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec666668686973788079777468
Data source: Temperature data for Todos Santos generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Todos Santos

In September, Todos Santos experiences a dramatic spike in precipitation, receiving 149 mm (5.9 in) of rain over the month, making it the wettest time of the year. This precipitation is spread across approximately 15 days, reflecting the season's shift towards more active weather patterns. Following an already notable August, which saw 93 mm (3.6 in), September's increase underscores the area's monsoon influence, setting the stage for vibrant landscapes as nature responds to the abundant moisture. The month marks a stark contrast to the dry spell from May to early July, where rainfall was negligible, showing the dynamic shifts in climate that define this coastal region. As the year progresses into October, precipitation drops significantly, returning to more manageable levels, but September's rainfall remains a defining feature of Todos Santos' seasonal rhythm.

September Precipitation Trends in Todos Santos

The chart displays monthly precipitation patterns in Todos Santos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec613110122793149171713
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Todos Santos

September marks a noticeable uptick in humidity in Todos Santos, Mexico, reaching 74%—the highest level for the month. This rise continues the trend of increasing humidity observed from the summer months, where July's humidity registers at 72% and August's at 73%. As the rainy season approaches its peak, the atmosphere becomes a bit more saturated, contributing to a warm, tropical feel. Following September, humidity remains high into the fall, with October slightly edging up to 75%. This pattern emphasizes the transition into a more humid climate as the region shifts into the autumn months, making it essential for visitors to prepare for the lush, vibrant environment that humidity brings.

September Average Humidity in Todos Santos

This chart illustrates the average monthly humidity levels in Todos Santos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec69%66%64%64%66%67%72%73%74%75%73%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Todos Santos

In September, Todos Santos experiences a steady UV Index of 12, maintaining its status within the extreme exposure category. This indicates that visitors should be cautious, as the burn time is a mere 10 minutes—akin to the conditions seen throughout the summer months. As the year transitions from August to September, the UV levels remain consistently high, making sun protection essential for outdoor activities. This trend of elevated UV exposure continues into October, where it slightly decreases to 10, but it’s clear that early fall still poses significant risks for sunburn. For those enjoying the sunny days of Todos Santos, understanding the local UV conditions is crucial. For more detailed insights, check out Todos Santos UV Index.

Maximum UV Index Levels in Todos Santos for September

The chart shows the monthly maximum UV Index (UVI) for Todos Santos 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.
JanFebMarAprMayJunJulAugSepOctNovDec79111313131212121086
Data source: Todos Santos 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 Todos Santos

September in Todos Santos, Mexico, showcases a delightful transition as summer begins to gracefully wane. With 299 hours of sunshine, this month still enjoys the tail-end of warm days, marking a significant drop from the sun-drenched highs of May (356 hours) and June (346 hours). As the days grow slightly shorter, the golden light continues to bathe the town in warmth, setting a picturesque stage for outdoor adventures and serene moments by the coast. Notably, the trend shows a steady decline in sunlight hours from the peak of summer, yet September maintains a healthy balance of sun that invites travelers to relish in its radiant charm before the cooler months set in.

Monthly Sunshine Duration in Todos Santos: September Highlighted

The September sunshine duration represents the total number of hours Todos Santos 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.
JanFebMarAprMayJunJulAugSepOctNovDec223h258h309h324h356h346h350h327h299h305h276h269h
Data source: Todos Santos September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Todos Santos During September

As summer fades, September in Todos Santos offers a mix of sun and cloud, with a 52% chance of sunny weather. This marks a notable drop from the sunny highs of May and June, when the likelihood peaked at 75% and 70%, respectively. Following a sultry August with only a 31% chance of sunshine, September's weather shifts slightly towards more pleasant conditions, although it remains one of the less favorable months for clear skies. As autumn approaches, residents and visitors alike can expect the sun to make sporadic appearances, paving the way for a return to more consistent sunshine in the following months, such as October with a much-improved 72%.

Percentage of Sunny Days in September in Todos Santos

The chart illustrates the percentage of sunny days in Todos Santos 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 Todos Santos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec64%64%58%64%75%70%62%31%52%72%56%57%
Data source: Todos Santos September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Todos Santos in September

As the sun sets on summer, September in Todos Santos, Mexico, brings a delightful balance of light with 12 hours of daylight. Following the sun-kissed months of July and August—where daylight peaks at a generous 13 hours—September marks a gentle shift as daylight begins to taper towards the shorter days of autumn. This transition emphasizes the region's consistent sunshine, highlighting a remarkable seasonal rhythm. With days still bright and warm, September is an ideal time to relish outdoor adventures before the daylight gradually retreats to 11 hours in October and further diminishes in the winter months.

Average Daylight Hours in Todos Santos for September

The chart illustrates the variation in daylight duration in Todos Santos throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 51m11h 22m12h 1m12h 42m13h 16m13h 32m13h 23m12h 53m12h 14m11h 34m10h 59m10h 42m
Data source: Todos Santos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Todos Santos

As September rolls into Todos Santos, Mexico, the gentle breeze begins to whisper of the seasonal transitions. With an average wind speed of 2.6 m/s (6 mph), the winds remain reminiscent of the summer's lingering warmth, offering a refreshing touch as the year progresses toward autumn. This month marks a subtle uptick compared to the softer breezes of July and August, hinting at nature's shift towards the cooler months ahead. Interestingly, September's winds align with those of October, maintaining a consistent rhythm that characterizes this idyllic coastal town. It's a time when the ocean's breath merges seamlessly with the vibrant spirit of Todos Santos, inviting locals and visitors alike to embrace its serene charm.

Average September Wind Speed in Todos Santos

The chart displays monthly wind speed patterns in Todos Santos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.83.32.72.62.72.42.22.6 m/s2.62.42.7
Data source: Todos Santos September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Todos Santos Compares to Other Months

The weather in Todos Santos 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 Todos Santos and find detailed weather information for every month.

In September, the weather is typically warm and humid, with average temperatures around 26°C (79°F) and highs reaching up to 31°C (89°F). This month also sees significant rainfall, averaging 149 mm (5.9 in) over approximately 15 days, resulting in a humidity level of 74%. In contrast, January experiences much cooler temperatures, with an average of 19°C (66°F) and a minimum of 11°C (52°F), while still reaching highs of 30°C (86°F). Remarkably, January is quite dry, receiving only about 6 mm (0.2 in) of precipitation over just one day, and the humidity drops slightly to 69%. For a more detailed look at the January weather in Todos Santos, you can check Todos Santos weather in January.

In September, the weather is noticeably warmer, with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 31°C (89°F) and an average of 26°C (79°F). However, this month also brings significant precipitation, with 149 mm (5.9 in) of rain over approximately 15 days, resulting in a humidity level of 74%. In contrast, February features milder temperatures, with a minimum of 11°C (51°F) and a maximum of 28°C (84°F), averaging 19°C (66°F). This month sees much less rainfall, only 13 mm (0.5 in) over just one day, and a lower humidity level of 66%. For more details on February weather, visit Todos Santos weather in February.

September and March present notably different weather patterns. September is characterized by warmer temperatures, with minimums around 20°C (69°F) and an average of 26°C (79°F), while March starts cooler, with minimums dropping to 11°C (53°F) and an average of 20°C (68°F). The maximum temperatures in both months are similar, reaching up to 31°C (89°F) in September and 30°C (85°F) in March. However, September experiences significantly higher precipitation, with 149 mm (5.9 in) recorded over 15 days, compared to March's minimal rain of just 1 mm (0.0 in) and zero rainy days. Additionally, the humidity in September is higher at 74%, compared to March's 64%. For a detailed overview of March weather, you can check Todos Santos weather in March.

September and April present distinct variations in weather characteristics. In September, temperatures are warmer, with a minimum of 20°C (69°F) and an average of 26°C (79°F), peaking at 31°C (89°F). This month also experiences significant rainfall, averaging 149 mm (5.9 in) over 15 days, and a higher humidity level of 74%. Conversely, April showcases cooler temperatures, with a minimum of 13°C (55°F), an average of 20°C (69°F), and a maximum of 30°C (87°F). Notably, precipitation is minimal in April, with only 1 mm (0.0 in) recorded over the entire month and no rainy days, along with a lower humidity of 64%. For more detailed insights on April's weather, you can visit Todos Santos weather in April.

September and May present contrasting weather patterns. In September, temperatures range from a minimum of 20°C (69°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F) and considerable precipitation of 149 mm (5.9 in) over 15 days. This month is characterized by higher humidity at 74%, making it feel muggy. In contrast, May offers much milder conditions, with temperatures varying between a minimum of 13°C (55°F) and a maximum of 31°C (89°F), but with a significantly cooler average of 20°C (69°F). Notably, May experiences no rainfall, contributing to a drier atmosphere with lower humidity at 66%. For a detailed overview of weather patterns in May, check out Todos Santos weather in May.

In comparing the weather of September and June, September tends to be warmer and more humid. The minimum temperature in September is a pleasant 20°C (69°F), with averages reaching 26°C (79°F) and maxima peaking at 31°C (89°F). In contrast, June features cooler minimums starting at 14°C (57°F) and averages of 23°C (73°F), but it also reaches similar high temperatures of 31°C (88°F). Additionally, September experiences significantly more rainfall, with 149 mm (5.9 in) over 15 days, while June remains quite dry, receiving only 12 mm (0.5 in) over just 1 day. The humidity level is also higher in September at 74%, compared to 67% in June. For more details, you can visit Todos Santos weather in June.

When comparing the weather in September to that in July, it's evident that both months experience warm temperatures, with average highs around 26°C (78°F). However, September tends to be slightly more humid, with humidity levels at 74%, compared to 72% in July. Notably, September also sees significantly more precipitation, averaging 149 mm (5.9 in) over approximately 15 days, whereas July experiences only 27 mm (1.0 in) over just 5 days. This increase in rain during September results in a wetter atmosphere, making it feel more humid despite similar temperature ranges. For a detailed look at July weather, check out Todos Santos 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 26°C (79°F), while August has a minimum of 22°C (73°F) and an average of 27°C (80°F). August is also marked by higher maximum temperatures, reaching up to 32°C (90°F) compared to September's maximum of 31°C (89°F). Additionally, September is wetter, with 149 mm (5.9 in) of precipitation over 15 days, while August sees significantly less rainfall at 93 mm (3.6 in) across 12 days. Humidity levels remain quite similar in both months, with September at 74% and August slightly lower at 73%. For more insights, check Todos Santos weather in August.

In September, the weather is warm with minimum temperatures around 20°C (69°F) and an average of 26°C (79°F), peaking at 31°C (89°F). This month experiences significant rainfall, with 149 mm (5.9 in) of precipitation spread over 15 days, coupled with a humidity level of 74%. In contrast, October sees slightly cooler temperatures, with minimums of 17°C (62°F) and an average of 25°C (77°F), although it still reaches a high of 33°C (92°F). Notably, October features much less rainfall, only 17 mm (0.7 in) over just 2 days, while humidity remains similar at 75%. For more specific details about October weather, you can check Todos Santos weather in October.

September and November showcase a marked shift in weather characteristics. In September, temperatures are warmer with a minimum of 20°C (69°F) and an average high of 31°C (89°F), while November sees a cooler minimum of 16°C (61°F) and an average high of 33°C (91°F). Precipitation also contrasts sharply; September experiences significant rainfall at 149 mm (5.9 in) over 15 days, whereas November is much drier with only 17 mm (0.7 in) over 2 days. Despite the slight dip in humidity from September to November, which drops from 74% to 73%, the overall climate remains pleasant in both months. For more specific details, you can check Todos Santos weather in November.

September and December present contrasting weather conditions. In September, temperatures typically range from a minimum of 20°C (69°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F). This month is also characterized by significant rainfall, receiving approximately 149 mm (5.9 in) over about 15 days, resulting in a high humidity level of 74%. In contrast, December offers a cooler climate, with temperatures varying from a low of 12°C (54°F) to a high of 29°C (85°F), averaging around 20°C (68°F). The precipitation is remarkably low in December, totaling only 13 mm (0.5 in) with no rainy days, and the humidity remains similar at 72%. For more detailed weather information, visit Todos Santos weather in December.

Compare Todos Santos's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Todos Santos

As September rolls into Todos Santos, the weather presents a unique blend of warmth and humidity that sets it apart from other months. With temperatures averaging around a comfortable 26°C, it’s an enticing time for those seeking to escape the heat of summer. However, this month also brings a notable increase in rainfall, with about 15 days of precipitation contributing to a lush, vibrant landscape. The humidity level hovers around 74%, adding a tropical feel to the coastal charm. For those eager to experience the captivating blend of warmth and occasional showers, September showcases a distinct side of Todos Santos that invites exploration and relaxation. Discover more about what to expect in this beautiful locale by visiting Todos Santos Climate.