September Weather in Las Americas, Mexico

Last updated: April 22, 2025

September in Las Americas, Mexico showcases a dynamic climate, with maximum temperatures soaring up to 39°C (103°F) and an average settling at a warm 29°C (85°F). The month experiences minimum temperatures around 21°C (71°F), providing a pleasant respite from the heat. However, it is also characterized by significant precipitation, totaling 131 mm (5.1 in) over 15 days, contributing to a high humidity level of 78%. This combination of heat and moisture creates a vibrant, tropical atmosphere, appealing to those who thrive in warm climates.

September Temperature in Las Americas

September in Las Americas, Mexico, experiences a warm transition as summer edges toward fall. With temperatures ranging from a minimum of 21°C (71°F) to a maximum of 39°C (103°F), the month features an average temperature of 29°C (85°F), perfectly balancing warmth and comfort. This slight dip from the scorching highs of August is noticeable, yet the high temperatures remain prominent, reflecting the region's tropical climate. As the month unfolds, the evenings offer a welcome relief, setting the stage for cozy gatherings under starlit skies. Overall, September continues the trend of warmth, inviting both adventure and relaxation in this vibrant destination.

September Weather in Las Americas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Las Americas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec666770747984878785847668
Data source: Temperature data for Las Americas 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 Las Americas

September marks a pivotal point in the precipitation pattern for Las Americas, Mexico, with 131 mm (5.1 in) of rainfall recorded over 15 days, making it the wettest month of the year. This significant increase follows the intense rainfall of August, where 121 mm (4.8 in) fell, showcasing a clear trend toward heightened precipitation during the late summer months. As the region transitions into autumn, September’s rainfall serves as a reminder of the tropical climate’s influence, bringing lushness and vitality to the landscape. The contrast with the preceding months, where precipitation was sparse—from a mere 1 mm in April to 19 mm in June—emphasizes the dramatic shifts that occur as summer gives way to fall.

September Precipitation Trends in Las Americas

The chart displays monthly precipitation patterns in Las Americas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8184101978121131263312
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Las Americas

As summer transitions into fall, September in Las Americas, Mexico, maintains a notable humidity level of 78%, mirroring the heightened moisture of August. This month marks the culmination of a gradual rise in humidity, which started at 70% in January and experienced its peak in July. Following a dip in April to 58%, the humidity levels have steadily climbed, reflecting the warmer conditions typical for this time of year. As October approaches, humidity begins to ease slightly to 75%, suggesting a return to a more moderate environment. Overall, September serves as a reminder of the lingering summer warmth and humidity in this vibrant region.

September Average Humidity in Las Americas

This chart illustrates the average monthly humidity levels in Las Americas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70%67%62%58%59%64%74%78%78%75%74%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Las Americas

As September rolls into Las Americas, Mexico, the UV Index remains unwaveringly high, reaching 12, which falls into the extreme category. This consistency marks a peak in the summer months, where the UV index has stood at 12 since June, signaling that sun exposure is particularly dangerous. With a burn time of just 10 minutes, visitors and residents alike should take precautions to protect their skin from potential damage. This trend of heightened UV levels during the summer months, tapering off in October as it drops to a very high index of 10, highlights the importance of vigilance when enjoying the abundant sunshine. For more details about UV risks in this vibrant area, check out Las Americas UV Index.

Maximum UV Index Levels in Las Americas for September

The chart shows the monthly maximum UV Index (UVI) for Las Americas 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.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212121076
Data source: Las Americas 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 Las Americas

In September, Las Americas, Mexico, greets visitors with an enjoyable 285 hours of sunshine, a slight dip from the peak summer months but still offering ample opportunities for outdoor adventures. This month marks the transition towards fall, as daylight hours gradually decrease from the vibrant highs of May's 362 hours. While July and August basked in robust sunshine—330 and 309 hours respectively—September remains a delightful month for sun-seekers and beach enthusiasts alike. As the year progresses, the sun's embrace will begin to soften, but September holds onto enough brightness to make it a cherished time to visit this coastal paradise.

Monthly Sunshine Duration in Las Americas: September Highlighted

The September sunshine duration represents the total number of hours Las Americas 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.
JanFebMarAprMayJunJulAugSepOctNovDec221h254h301h323h362h345h330h309h285h300h271h265h
Data source: Las Americas September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Las Americas During September

In Las Americas, Mexico, the chances of experiencing sunny weather in September reach 50%, making it a transitional month as summer fades into autumn. This figure is notably lower compared to the earlier months of the year, peaking in May with an impressive 80% likelihood of sunshine, and then steadily decreasing through the summer. July and August witness a significant drop, with only 43% and 31% chances of clear skies, respectively. However, September’s 50% still offers a fair mix of sunny days amidst the lingering warmth, paving the way for a return to brighter conditions in October, where sunny probabilities spike again to 76%. This seasonal fluctuation highlights September as a month of transition, balancing between the tail end of summer and the promise of autumn’s golden days.

Percentage of Sunny Days in September in Las Americas

The chart illustrates the percentage of sunny days in Las Americas 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 Las Americas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec70%61%61%65%81%60%43%31%50%76%64%58%
Data source: Las Americas September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Las Americas in September

As September arrives in Las Americas, Mexico, the daylight hours gradually settle at 12 hours, mirroring the previous months of both March and April. This moderate duration marks the transition towards the cooler autumn months, following a peak in daylight that stretches to 13 hours during the summer months of May through July. August’s gradual reduction to 12 hours signals the end of summer’s abundance and prepares the landscape for the shorter days ahead. October will soon bring a slight decrease in daylight to 11 hours, but for now, September offers a balanced blend of sunshine and shadow, inviting outdoor enjoyment amid warm, lingering days.

Average Daylight Hours in Las Americas for September

The chart illustrates the variation in daylight duration in Las Americas throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 43m11h 17m12h 1m12h 46m13h 23m13h 41m13h 31m12h 58m12h 15m11h 30m10h 52m10h 33m
Data source: Las Americas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Las Americas

As summer transitions into fall, September in Las Americas, Mexico, is marked by a gentle decline in wind speed, averaging at just 1.6 m/s (3 mph). This slight dip follows a series of more consistent breezes through the summer months, where wind speeds fluctuated between 1.7 to 2.3 m/s. The calmness of September creates a soothing atmosphere, perfect for relaxing strolls along the coast or enjoying the warm sun without the distraction of strong winds. Looking ahead, the wind picks up slightly in October, but September embraces a tranquil rhythm, inviting visitors to savor the serene beauty of the season.

Average September Wind Speed in Las Americas

The chart displays monthly wind speed patterns in Las Americas, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.92.32.12.22.31.81.71.6 m/s1.71.71.9
Data source: Las Americas September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Las Americas Compares to Other Months

The weather in Las Americas 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 Las Americas and find detailed weather information for every month.

In September, the weather is characterized by warm temperatures, with a minimum of 21°C (71°F) and an average high reaching 39°C (103°F). This month experiences significant rainfall, accumulating 131 mm (5.1 in) over about 15 days, accompanied by high humidity levels of 78%. In contrast, January offers much cooler temperatures, with a minimum of 5°C (40°F) and an average high of 34°C (94°F). Precipitation drops dramatically to just 8 mm (0.3 in) over 1 day, and humidity is slightly lower at 70%. For a deeper look at January's climate conditions, visit Las Americas weather in January.

September and February showcase stark contrasts in weather patterns. In September, temperatures can soar to a maximum of 39°C (103°F), with an average of 29°C (85°F) and a high level of humidity at 78%. This month is also marked by significant rainfall, averaging 131 mm (5.1 in) over about 15 days. In contrast, February offers a cooler climate, where temperatures range from a minimum of 6°C (42°F) to a comfortable average of 20°C (67°F), peaking at 33°C (92°F). February experiences much drier conditions, with only 18 mm (0.7 in) of precipitation over just 2 days and lower humidity at 67%. For a more detailed look at February weather, you can visit Las Americas weather in February.

In September, the weather is significantly warmer, with daytime temperatures averaging around 29°C (85°F) and reaching highs of 39°C (103°F), while nights remain mild at a minimum of 21°C (71°F). Additionally, this month is marked by high humidity at 78% and considerable precipitation, averaging 131 mm (5.1 inches) over 15 days. In contrast, March experiences much cooler temperatures, with averages of 21°C (71°F), a maximum of 36°C (97°F), and a much lower minimum of 8°C (46°F). Notably, March is much drier, receiving only 4 mm (0.2 inches) of rain across zero days, and features lower humidity at 62%. For more detailed information, check out Las Americas weather in March.

In September, the weather is noticeably warmer and more humid, with temperatures ranging from a minimum of 21°C (71°F) to a scorching maximum of 39°C (103°F) and an average of 29°C (85°F). This month also experiences significant precipitation, with about 131 mm (5.1 in) of rainfall over 15 days, resulting in a humidity level of 78%. In contrast, April offers milder conditions, with temperatures ranging from a cool 9°C (48°F) at night to a comfortable maximum of 36°C (98°F) during the day, and an average of 23°C (74°F). Notably, April is extremely dry with only 1 mm (0.0 in) of rain expected and zero rain days, making for a much lower humidity level of 58%. For more information on April weather, visit Las Americas weather in April.

When comparing the weather patterns of September and May, there's a clear distinction in temperature and precipitation. September tends to be much warmer, with average temperatures peaking at 29°C (85°F) and a high of 39°C (103°F), alongside a higher humidity level of 78%. In contrast, May has a more moderate temperature range, with an average of 26°C (79°F) and a high of 40°C (104°F), but it benefits from much drier conditions, experiencing no rainfall at all. This significant difference in precipitation is notable, as September receives 131 mm (5.1 in) spread over 15 days, while May sees no rain. For more detailed insights into May weather, you can check out Las Americas weather in May.

In comparing the weather of September and June, both months have similar average temperatures, hovering around 29°C (85°F). However, September tends to be slightly warmer with a maximum temperature of 39°C (103°F), compared to June's peak of 40°C (104°F). Additionally, September experiences significantly more rainfall, with 131 mm (5.1 in) over 15 days, while June has minimal precipitation of just 19 mm (0.8 in) across only 2 days. The humidity levels also differ, as September boasts a higher average of 78%, compared to June's 64%. For a more detailed look at June's weather specifics, check out Las Americas weather in June.

When comparing the weather in September to July, we observe some notable differences. September sees slightly lower maximum temperatures, averaging 39°C (103°F) compared to July’s peak of 40°C (104°F). However, September has higher humidity, averaging 78% against July's 74%, which can make the heat feel more intense. Additionally, September experiences more precipitation, with 131 mm (5.1 in) over 15 days, compared to July's 78 mm (3.1 in) over 12 days. This increase in rainfall can create a more humid and sultry atmosphere in September. For a closer look at July conditions, you can explore Las Americas weather in July.

In comparing the weather patterns of September and August, September experiences slightly cooler temperatures with a minimum of 21°C (71°F) and an average of 29°C (85°F), compared to August's higher minimum of 23°C (74°F) and an average of 31°C (87°F). The maximum temperatures also show a decline; September peaks at 39°C (103°F), while August reaches a hotter 41°C (105°F). Precipitation levels are quite similar, with September receiving 131 mm (5.1 in) over 15 days and August experiencing 121 mm (4.8 in) over 14 days, both accompanied by a humidity level of 78%. For more specific details regarding August weather, refer to Las Americas weather in August.

September and October present notable differences in weather patterns. September typically experiences higher temperatures, with a minimum of 21°C (71°F) and a maximum reaching up to 39°C (103°F). In contrast, October sees a cooler minimum of 13°C (56°F), while the maximum can peak at 42°C (108°F). Both months have similar average temperatures around 29°C (84°F to 85°F), but September is marked by higher humidity at 78% and significantly more precipitation, totaling 131 mm (5.1 in) over 15 days, whereas October has only 26 mm (1.0 in) over just 3 days and slightly lower humidity at 75%. For more detailed insights into weather patterns in October, you can check Las Americas weather in October.

September and November exhibit notable differences in weather patterns. In September, temperatures are significantly higher, with a minimum of 21°C (71°F) and an average of 29°C (85°F), reaching maximums of 39°C (103°F). This month also witnesses considerable rainfall, totaling 131 mm (5.1 in) over 15 days, coupled with high humidity levels at 78%. In contrast, November experiences a more temperate climate, with temperatures ranging from a minimum of 11°C (52°F) to an average of 25°C (76°F), and still peaking at 39°C (103°F). Rainfall is markedly reduced in November, accumulating only 32 mm (1.3 in) over just 2 days, and humidity slightly decreases to 74%. For more insights on November weather, you can visit Las Americas weather in November.

September and December present a striking contrast in weather patterns. In September, temperatures range from a minimum of 21°C (71°F) to a scorching maximum of 39°C (103°F), with an average temperature of 29°C (85°F). The month is characterized by high humidity at 78% and significant rainfall, with 131 mm (5.1 in) over 15 days. In contrast, December offers a much cooler climate, where temperatures dip to a minimum of 6°C (44°F) and rise to a maximum of 36°C (97°F), with a comfortable average of 20°C (68°F). Additionally, precipitation in December is minimal, totaling just 12 mm (0.5 in) over 2 days and with slightly lower humidity at 72%. For a detailed overview of what to expect during this winter month, check out Las Americas weather in December.

Compare Las Americas's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Las Americas

September in Las Americas brings a notable shift in weather, characterized by a blend of warm temperatures and increased humidity that sets it apart from the previous summer months. As intense heat ebbs slightly, the average warmth settles into a comfortable rhythm, perfect for enjoying the vibrant landscapes. However, with over half the month experiencing rainfall, this transitional period adds a refreshing touch and rejuvenates the surroundings. The heightened humidity also lends a tropical feel to the atmosphere, enhancing the overall experience of this beautiful destination. For more insights on what to expect throughout the year, check out Las Americas Climate.