September Weather in Los Barriles, Mexico

Last updated: April 22, 2025

Experience the enchanting September weather in Los Barriles, Mexico, where warmth and moisture define the month. With maximum temperatures soaring to 33°C (92°F) and an average of 27°C (81°F), visitors can bask in the tropical sunshine, while the minimum temperature dips to a comfortable 22°C (71°F). However, expect frequent rain, with 146 mm (5.7 in) of precipitation over 14 days, creating a lush environment. The average humidity level rests at 74%, adding a refreshing touch to the balmy atmosphere. Whether you’re exploring local scenery or relaxing on the beach, September offers a vibrant blend of sunny warmth and invigorating rainfall that captivates both adventurers and leisure seekers alike.

September Temperature in Los Barriles

In September, Los Barriles, Mexico, experiences warm and inviting temperatures, making it an ideal month for beach lovers and outdoor enthusiasts alike. With a minimum of 22°C (71°F) and an average of 27°C (81°F), the region enjoys pleasant warmth that gently transitions from the summer heat. The maximum temperature peaks at 33°C (92°F), presenting lovely sunny days perfect for water sports and relaxing by the shore. As the month unfolds, the temperatures start to dip slightly from the sizzling highs of August, yet remain comfortably warm, encouraging visitors to relish the lingering sunshine before autumn sets in. Whether indulging in the local cuisine or basking in the golden rays, September offers a delightful blend of warmth and coastal charm in Los Barriles.

September Weather in Los Barriles: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Los Barriles, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec646568727681838381797367
Data source: Temperature data for Los Barriles 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 Los Barriles

September marks a significant shift in the precipitation patterns of Los Barriles, Mexico, as it experiences its wettest month of the year. With an impressive 146 mm (5.7 in) of rain, this month stands out against the typically dry late spring and summer months, where precipitation is a mere whisper. The 14 days of rainfall in September not only highlight the onset of the rainy season but also contribute to a gradual transition from the arid conditions of May and June, which recorded no rain at all. Following the peak in September, precipitation levels drop sharply in October to just 19 mm (0.7 in). This notable increase and subsequent decline suggest a distinct pattern, with September serving as the climactic point before the drier months set in.

September Precipitation Trends in Los Barriles

The chart displays monthly precipitation patterns in Los Barriles, 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.
JanFebMarAprMayJunJulAugSepOctNovDec713110126383146192413
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Los Barriles

In September, the humidity in Los Barriles, Mexico reaches a peak of 74%, marking the height of the summer season. This month continues the trend of rising humidity experienced since July, when levels began to climb from a comfortable 66% in June. The increase to September's elevated levels reflects the natural humidity buildup as the region transitions from summer to fall. Following this peak, October sees a slight decrease to 73%, hinting at the gradual shift towards drier months as the year progresses. This seasonal fluctuation emphasizes the warm, tropical climate that characterizes this beautiful coastal town.

September Average Humidity in Los Barriles

This chart illustrates the average monthly humidity levels in Los Barriles, 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.
JanFebMarAprMayJunJulAugSepOctNovDec68%66%65%63%63%66%71%73%74%73%71%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Los Barriles

In September, Los Barriles continues to bask in the intense sun, with the UV Index maintaining a notable 12, categorizing it as extreme. This means that sun exposure can lead to skin burns in just 10 minutes, prompting visitors to be vigilant about sun protection. Throughout the summer months, the UV Index has remained consistently high, peaking at 13 in both April and May, while maintaining 12 in both July and August. This trend of elevated UV levels underscores the importance of tactical sun safety practices during the warmer months. As the year approaches its end, a gradual decline in the index will occur, but September still calls for caution. For more insights into UV levels year-round, explore Los Barriles UV Index.

Maximum UV Index Levels in Los Barriles for September

The chart shows the monthly maximum UV Index (UVI) for Los Barriles 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.
JanFebMarAprMayJunJulAugSepOctNovDec710111313131212121186
Data source: Los Barriles 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 Los Barriles

As summer gives way to autumn, September in Los Barriles, Mexico, offers a delightful 294 hours of sunshine, gently easing from the peak of 358 hours in May. This month marks a transition, as sunlight begins to recede following the brilliance of the summer months, yet still holds its charm with longer days than the chillier winter ahead. While July and August showcase the sunniest days, September maintains a robust offering, reminding visitors of the vibrant coastal beauty that persists even as the days grow shorter. With an inviting blend of warmth and comfort, it's a perfect time to explore the stunning natural landscapes, making the most of the lingering radiance before winter approaches.

Monthly Sunshine Duration in Los Barriles: September Highlighted

The September sunshine duration represents the total number of hours Los Barriles 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.
JanFebMarAprMayJunJulAugSepOctNovDec224h259h311h324h358h346h351h324h294h303h276h270h
Data source: Los Barriles September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Los Barriles During September

As September rolls into Los Barriles, Mexico, the likelihood of sunny weather dips slightly, with a 53% chance of sunshine. This indicates a transitional phase, as the summer heat of August (only 35% sunny) gives way to more stable conditions. Following the typically sunnier months of May (77%) and June (69%), September's weather reflects a gentle shift towards autumn, where sunny days can still be enjoyed, but may be interspersed with occasional cloud cover. It’s a time when visitors can soak up the remaining warmth before the crispness of October returns, which boasts a more favorable 65% chance of clear skies.

Percentage of Sunny Days in September in Los Barriles

The chart illustrates the percentage of sunny days in Los Barriles 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 Los Barriles experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%67%58%66%77%69%58%35%53%65%54%51%
Data source: Los Barriles September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Los Barriles in September

As summer transitions into autumn, September in Los Barriles, Mexico, offers a delightful balance of daylight, basking in 12 hours of sunshine. This month stands out as a bridge between the long, sun-soaked days of summer—where daylight peaks at 13 hours—and the gradual tapering into the shorter days of fall. The consistency of 12 hours of daylight in both August and September suggests that the warm, inviting ambiance lingers just a little longer before the sun's retreat begins in October. As this picturesque coastal town enjoys these golden days, it's a perfect time for outdoor adventures and soaking up the natural beauty before the days start to shorten again.

Average Daylight Hours in Los Barriles for September

The chart illustrates the variation in daylight duration in Los Barriles 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 21m12h 1m12h 42m13h 16m13h 33m13h 24m12h 54m12h 14m11h 33m10h 58m10h 41m
Data source: Los Barriles daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Los Barriles

As summer gives way to fall, September in Los Barriles, Mexico welcomes a gentle breeze with an average wind speed of 1.8 m/s (4 mph). This marks a continuation of the lighter winds experienced in the preceding months of July and August, providing a serene atmosphere perfect for relaxation and reflection. Interestingly, the wind patterns indicate a steady decline from March's 2.7 m/s peak, as spring transitions into the warmth of summer and ultimately into the calmness of early autumn. This month, characterized by its soft breezes, creates an inviting backdrop for outdoor activities, making it an ideal time to enjoy the natural beauty of this coastal paradise. As September unfolds, one can anticipate a gradual uptick in wind speed in October, hinting at the seasonal changes to come.

Average September Wind Speed in Los Barriles

The chart displays monthly wind speed patterns in Los Barriles, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.32.72.32.12.11.81.81.8 m/s2.02.02.2
Data source: Los Barriles September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Los Barriles Compares to Other Months

The weather in Los Barriles 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 Los Barriles and find detailed weather information for every month.

September and January showcase distinctly different weather patterns. In September, temperatures are quite warm, averaging around 27°C (81°F), with highs reaching up to 33°C (92°F), while the humidity remains relatively high at 74%. This month is also characterized by significant rainfall, with about 146 mm (5.7 in) over approximately 14 days. Conversely, January offers a much cooler climate, with average temperatures dropping to 18°C (65°F) and highs of 28°C (82°F). Precipitation is minimal during this month, totaling just 7 mm (0.3 in) over one day, and the humidity levels are slightly lower at 68%. For more insights into the weather conditions, you can check Los Barriles weather in January.

September and February exhibit contrasting weather patterns. September boasts warmer temperatures, with a minimum of 22°C (71°F) and an average of 27°C (81°F), reaching a maximum of 33°C (92°F). In contrast, February presents cooler conditions, with a minimum of 10°C (50°F) and an average of 18°C (65°F), peaking at 28°C (83°F). Additionally, September experiences significantly more rainfall, with 146 mm (5.7 in) over approximately 14 days, compared to February's meager 13 mm (0.5 in) on just 1 day. Furthermore, September tends to be more humid, averaging 74%, while February sees a lower humidity level at 66%. For a closer look at February conditions, check out Los Barriles weather in February.

When comparing the weather in September and March, a stark contrast becomes evident. September is notably warmer, with average temperatures hovering around 27°C (81°F) and highs reaching up to 33°C (92°F). This month also experiences significant precipitation, totaling 146 mm (5.7 in) over approximately 14 days, alongside a humidity level of 74%. In contrast, March presents a cooler climate, featuring average temperatures of 20°C (68°F) and maximums of 30°C (87°F). Remarkably, March enjoys dry conditions with only 1 mm of precipitation over zero days and a lower humidity of 65%. For more specific information, check out Los Barriles weather in March.

In September, the weather is notably warmer, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 33°C (92°F), and an average of 27°C (81°F). This month also experiences significant rainfall, totaling 146 mm (5.7 in) over about 14 days, contributing to a relatively high humidity level of 74%. In contrast, April offers a much cooler climate, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 31°C (89°F) and an average of 22°C (72°F). Remarkably, April sees no rainfall and maintains a lower humidity of 63%, creating a drier atmosphere ideal for outdoor activities. For more detailed weather information, you can check Los Barriles weather in April.

When comparing the weather in September and May, significant differences emerge. September tends to be warmer, with average temperatures around 27°C (81°F) and maximums reaching 33°C (92°F), while May's average is cooler at 24°C (76°F) and can peak at 34°C (94°F). Precipitation is a notable factor in September, which sees about 146 mm (5.7 in) of rain over 14 days, leading to higher humidity levels at 74%. In contrast, May is dry with no recorded precipitation, resulting in lower humidity at 63%. For more detailed May weather information, you can visit Los Barriles weather in May.

When comparing the weather in September to that of June, both months share an average temperature of 27°C (81°F), yet they differ significantly in other aspects. September experiences higher temperatures, with maximums reaching up to 33°C (92°F) compared to June's peak of 35°C (96°F). Notably, September has more precipitation, with 146 mm (5.7 in) over 14 days, making it much wetter than June, which sees only 12 mm (0.5 in) over just 2 days. Additionally, September has a higher humidity level at 74%, while June’s humidity is more comfortable at 66%. For a more detailed look at June weather, you can check out Los Barriles weather in June.

When comparing the weather in July and September, both months experience warm temperatures, but July tends to be hotter overall. In July, temperatures range from a minimum of 22°C (72°F) to a maximum of 37°C (99°F), with an average of 28°C (83°F). In contrast, September sees milder highs, reaching a maximum of 33°C (92°F) and averaging 27°C (81°F). Additionally, September is notably wetter, receiving 146 mm (5.7 in) of precipitation over 14 days, compared to July's 63 mm (2.5 in) across 12 days. Humidity levels are also slightly higher in September at 74%, compared to 71% in July. For more details on July’s weather specifically, check out Los Barriles weather in July.

In comparing the weather between August and September, it is evident that September experiences slightly lower temperatures, with a minimum of 22°C (71°F) and a maximum of 33°C (92°F), compared to August's minimum of 24°C (76°F) and maximum of 35°C (96°F). Additionally, September is characterized by increased precipitation, totaling 146 mm (5.7 in) over 14 days, in contrast to August's 83 mm (3.3 in) over 13 days. Humidity remains relatively consistent, with September at 74% and August at 73%. For those interested in more detailed August weather in Los Barriles, visit Los Barriles weather in August.

September and October weather display distinct differences in temperature and precipitation. In September, temperatures range from a minimum of 22°C (71°F) to a maximum of 33°C (92°F), with an average of 27°C (81°F) and a significant amount of rainfall totaling 146 mm (5.7 in) over 14 days. Humidity is relatively high at 74%. In contrast, October sees slightly cooler temperatures, with a minimum of 16°C (62°F) and an average of 26°C (79°F), peaking at 34°C (93°F). Precipitation drops dramatically to just 19 mm (0.7 in) spread over only 4 days, and humidity remains similar at 73%. For more detailed insights, check Los Barriles weather in October.

In September, the weather is notably warmer, with average temperatures hovering around 27°C (81°F) and maximum highs reaching up to 33°C (92°F). This month also sees significant precipitation, averaging 146 mm (5.7 in) over about 14 days, contributing to a high humidity level of 74%. In contrast, November brings a cooler climate, with an average temperature of 23°C (74°F) and minimums dropping to 15°C (59°F). Rainfall is minimal in November, with only 24 mm (0.9 in) expected over just 3 days, and humidity slightly decreasing to 71%. For more detailed information about November weather, check out Los Barriles weather in November.

The weather in September is significantly warmer than in December, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 33°C (92°F) and an average of 27°C (81°F). In contrast, December sees cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 28°C (83°F), averaging 19°C (67°F). Additionally, September experiences much higher precipitation at 146 mm (5.7 in) over 14 days, while December has only 13 mm (0.5 in) over just 2 days. Humidity levels are slightly higher in September at 74% compared to 69% in December. For more details, you can check the Los Barriles weather in December.

Compare Los Barriles's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Los Barriles

September in Los Barriles showcases a distinct transition in weather, marked by higher humidity and more frequent rains compared to other months. With an average temperature hovering around a comfortable 27°C (81°F), it invites visitors to experience warm days while the evenings offer a pleasant respite. However, the increase in precipitation during this month, characterized by about 14 rainy days, does set September apart as one of the wetter periods of the year. This unique blend of warmth and moisture not only enhances the lushness of the surroundings but also provides a refreshing change for those enjoying the area's stunning landscapes. For a deeper dive into year-round weather patterns, check out Los Barriles Climate.