September Weather in La Cruz, Mexico

Last updated: April 22, 2025

In La Cruz, Mexico, September offers a slightly cooler climate, with maximum temperatures reaching 29°C (84°F) and an average of 18°C (65°F). Visitors can expect a refreshing respite from the summer heat, but should prepare for the occasional chill, as temperatures can dip to a minimum of 7°C (45°F). This month also experiences significant rainfall, with 126 mm (5.0 in) over approximately 19 days, contributing to a high humidity level of 84%. Those venturing to this coastal town during September will find it essential to embrace both the warmth and the wetness, setting the stage for an invigorating experience amidst the lush landscapes.

September Temperature in La Cruz

In September, La Cruz, Mexico, experiences a mild transition as summer begins to give way to autumn. Temperatures during this month show a minimum of 7°C (45°F), an increase from the cooler months preceding it, with an average of 18°C (65°F) and a comfortable maximum of 29°C (84°F). This pattern continues the gradual warming trend seen since early spring, as September enjoys pleasantly warm days and cooler nights. While temperatures remain lower than the peak summer highs of July and August, the overall climate remains inviting, making it a delightful time to explore the beauty of La Cruz.

September Weather in La Cruz: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Cruz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec566164687067666665635957
Data source: Temperature data for La Cruz 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 La Cruz

In September, La Cruz experiences a significant shift in weather patterns, with precipitation peaking at 126 mm (5.0 in), making it the wettest month of the year. This increase in rainfall is accompanied by an uptick in rain days, totaling 19 days, which reflects the onset of the rainy season. Transitioning from the summer months, September's downpours are crucial for replenishing local ecosystems and agriculture, contrasting sharply with the drier months at the beginning of the year. After this peak, precipitation dramatically decreases, foreshadowing the lighter rains of fall and winter that follow.

September Precipitation Trends in La Cruz

The chart displays monthly precipitation patterns in La Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec99182537111979712663195
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Cruz

In September, the humidity in La Cruz, Mexico experiences a notable uptick to 84%, signaling the gradual transition toward the more moisture-laden months of the year. This increase comes after a slight drop in the summer, with July and August recording the lowest levels at 72% and 74%, respectively. As autumn approaches, humidity levels rebound sharply, reflecting the region's characteristic tropical climate. The trend indicates that as the year progresses towards October's peak humidity of 92%, the environment becomes increasingly saturated, leading to a lush and vibrant landscape as rainfall tends to increase. This pattern not only contributes to the region's natural beauty but also plays a crucial role in local agriculture and ecosystems.

September Average Humidity in La Cruz

This chart illustrates the average monthly humidity levels in La Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Cruz

In September, La Cruz, Mexico, maintains a notably high UV Index of 14, categorizing the exposure as extreme, with a burn time of just 10 minutes. This trend of elevated UV levels is consistent throughout the summer months, from May to September, where the index hovers between 14 and 15. This indicates that visitors should remain vigilant about sun protection during these peak periods to avoid harmful effects. As the year transitions into October, the UV Index drops slightly to 12, yet caution is still advised. For more detailed insights on UV levels throughout the year, visit La Cruz UV Index.

Maximum UV Index Levels in La Cruz for September

The chart shows the monthly maximum UV Index (UVI) for La Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec9111414151415141412108
Data source: La Cruz 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 La Cruz

September in La Cruz, Mexico greets visitors with a delightful 260 hours of sunshine, making it a perfect time to soak up the warm rays before the cooler months set in. Following the vibrant glow of summer, which peaked in May with an impressive 331 hours, September shows a slight decline in sunlight, continuing a gradual trend observed from the summer months. This month bridges the gap between the sun-drenched peak of summer and the more subdued autumn light, providing a balanced atmosphere for both relaxation and adventure. As October approaches, the sunny splendor remains, with just a marginal dip to 259 hours, ensuring that La Cruz continues to shine brightly as the season transitions. The overall pattern highlights a fantastic climate, making it an ideal destination for those seeking sunshine year-round.

Monthly Sunshine Duration in La Cruz: September Highlighted

The September sunshine duration represents the total number of hours La Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec222h266h307h313h331h288h303h292h260h259h258h275h
Data source: La Cruz September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Cruz During September

In La Cruz, Mexico, September marks a significant dip in sunny weather, with only 14% chance of clear skies. This contrasts sharply with the early months of the year, where sunshine is abundant, highlighted by 78% in February and a consistent 70% in March. As summer approaches, the probabilities dwindle further, peaking at a mere 13% in June and only 17% in July. Comparatively, the adjacent months see some improvement, yet September stands out as a time when overcast skies are much more likely than sunny ones. As the region transitions from the rainy summer months, residents and visitors alike may want to manage their expectations for bright sunshine during this time.

Percentage of Sunny Days in September in La Cruz

The chart illustrates the percentage of sunny days in La Cruz 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 La Cruz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%78%70%55%43%13%17%24%14%27%39%63%
Data source: La Cruz September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Cruz in September

September in La Cruz, Mexico, marks a smooth transition as daylight begins to taper off after the vibrant summer months. With 12 hours of daylight, September reflects a trend towards shorter days, following the peak of 13 hours seen in June and July. This gradual shift from the longer days of summer to the more subdued daylight of fall creates a perfect balance for outdoor activities, as the warm sun lingers just enough to enjoy sunsets. As the month progresses, the daylight duration begins to mirror that of the earlier months in the year, hinting at the impending shorter days of autumn. The consistent 12 hours of daylight also beckons visitors to explore the stunning landscapes and vibrant culture that La Cruz has to offer during this picturesque time.

Average Daylight Hours in La Cruz for September

The chart illustrates the variation in daylight duration in La Cruz throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 28m12h 2m12h 36m13h 5m13h 19m13h 12m12h 46m12h 13m11h 38m11h 9m10h 54m
Data source: La Cruz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in La Cruz

As summer transitions into fall, September in La Cruz, Mexico experiences a gentle lull in its breezy charm. With an average wind speed of 1.8 m/s (4 mph), the winds are at their calmest this month, creating a serene atmosphere perfect for relaxation. This decline follows a summer pattern where wind speeds hovered around 2.1 to 2.5 m/s, giving way to more tranquil conditions. Ideally suited for leisurely strolls along the beach or enjoying warm evenings outdoors, September's gentle breezes invite both locals and visitors to savor the ease of coastal life as they embrace the shift from the vibrant energy of summer to the soft whispers of autumn.

Average September Wind Speed in La Cruz

The chart displays monthly wind speed patterns in La Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.32.52.32.42.12.12.31.8 m/s2.02.01.8
Data source: La Cruz September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in La Cruz Compares to Other Months

The weather in La Cruz 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 La Cruz and find detailed weather information for every month.

September and January present contrasting weather patterns. In September, temperatures range from a cooler 7°C (45°F) to a warm 29°C (84°F), with an average of 18°C (65°F). This month is marked by considerable rainfall, totaling 126 mm (5.0 in) over 19 days, and humidity levels are quite high at 84%. In contrast, January offers milder temperatures, with a minimum of 1°C (34°F) and an average of 14°C (57°F) peaking at 28°C (83°F). Precipitation drops dramatically to just 9 mm (0.3 in) over only 2 days, while humidity remains slightly elevated at 88%. For a closer look at the January conditions, you can check La Cruz weather in January.

In comparing the weather of September and February, there are notable differences in temperature and precipitation. September features a wider temperature range, with a minimum of 7°C (45°F) and a maximum of 29°C (84°F), while February is slightly cooler at a minimum of 3°C (37°F) and reaching up to 32°C (90°F) on warmer days. Despite February having a higher maximum temperature, it generally has less rainfall, receiving just 9 mm (0.4 in) over 2 days compared to September's 126 mm (5.0 in) over 19 days. Additionally, humidity levels are quite similar, with September at 84% and February slightly higher at 86%. For more details on February weather conditions, you can check La Cruz weather in February.

In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), with an average temperature of 18°C (65°F). The month experiences considerable precipitation of 126 mm (5.0 in) over 19 days, contributing to high humidity levels of 84%. In contrast, March showcases a slightly cooler minimum temperature of 4°C (40°F) but can reach much higher maximums of 34°C (93°F), maintaining the same average of 18°C (65°F). Notably, March is much drier, with only 18 mm (0.7 in) of rainfall across just 3 days and humidity levels moderately lower at 83%. For more specific details about March weather conditions, visit La Cruz weather in March.

September and April present distinct contrasts in weather. In September, temperatures range from a cool 7°C (45°F) to a warm 29°C (84°F), with an average of 18°C (65°F). This month is notably wet, experiencing about 126 mm (5.0 in) of precipitation over 19 days, with humidity levels peaking at 84%. In contrast, April boasts slightly milder lows at 6°C (44°F) and significantly higher highs at 34°C (93°F), with a comfortable average of 20°C (68°F). The month is much drier, with only 25 mm (1.0 in) of rain falling across just 6 days, and a humidity of 80%. For a more detailed look at April weather, visit La Cruz weather in April.

September and May showcase distinct weather patterns, reflecting the transition of seasons. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). This month experiences significant rainfall, with 126 mm (5.0 in) of precipitation spread over 19 days and a humidity level of 84%. In contrast, May presents warmer conditions, with temperatures varying from a minimum of 9°C (49°F) to a maximum of 34°C (94°F) and an average of 21°C (70°F). Precipitation is considerably lower in May at 37 mm (1.5 in), occurring over just 8 days, and humidity is slightly less at 82%. For more detailed insights into May weather, you can visit La Cruz weather in May.

In comparing the weather between September and June, we observe notable differences in temperature and humidity levels. September experiences a range of temperatures from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). It also has higher humidity at 84% and more precipitation, totaling 126 mm (5.0 in) over 19 days. In contrast, June has a warmer temperature range with a minimum of 10°C (50°F) and a maximum of 33°C (91°F), averaging 20°C (67°F). Additionally, June sees slightly less rainfall, with 111 mm (4.4 in) across 16 days and lower humidity at 79%. For more specifics on weather conditions, you can visit La Cruz weather in June.

In comparing the weather between September and July, we see distinct differences in temperature and precipitation. September tends to be cooler, with minimum temperatures dipping to 7°C (45°F) and an average of 18°C (65°F), while July remains warmer with minimums of 11°C (53°F) and an average of 19°C (66°F). Both months experience relatively high humidity, but September's 84% outstrips July's 72%. Precipitation is more significant in September, averaging 126 mm (5.0 in) over 19 days, compared to July’s 97 mm (3.8 in) over 17 days. For more details on July weather specifically in La Cruz, you can visit La Cruz weather in July.

September weather features cooler temperatures compared to August, with a minimum of 7°C (45°F) and a maximum of 29°C (84°F), while August maintains a warmer range from 11°C (52°F) to 31°C (88°F). Additionally, September experiences significantly higher precipitation at 126 mm (5.0 in) over 19 days, compared to August's 97 mm (3.8 in) over 16 days. The humidity also rises in September, reaching 84% compared to August's 74%. For a more detailed look at August weather specifics, you can visit La Cruz weather in August.

In September, the weather is characterized by warmer temperatures, with a minimum of 7°C (45°F) and an average high reaching 29°C (84°F). It experiences significant rainfall, totaling 126 mm (5.0 in) over 19 days, and maintains a humidity level of 84%. In contrast, October sees a slight drop in temperatures, with a minimum of 5°C (41°F) and an average high of 28°C (83°F). Precipitation decreases to 63 mm (2.5 in) over 13 days, while humidity rises to 92%. This shift indicates a transition into the cooler and wetter months. For more detailed insights, you can check out La Cruz weather in October.

September and November present quite different weather experiences. In September, temperatures range from a mild 7°C (45°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 18°C (65°F). However, this month sees significant rainfall, with 126 mm (5.0 in) of precipitation over 19 days and relatively high humidity at 84%. In contrast, November features cooler temperatures, with lows dropping to 0°C (32°F) and an average of 15°C (59°F), reaching a maximum of 28°C (83°F) on warm days. The month is much drier, with only 19 mm (0.8 in) of precipitation over 4 days and even higher humidity at 91%. To learn more about November weather specifics, visit La Cruz weather in November.

In comparing the weather of September and December, we see a significant shift in temperatures and precipitation patterns. September typically enjoys milder conditions with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), accompanied by substantial precipitation of 126 mm (5.0 in) over 19 days. In contrast, December experiences colder weather, with temperatures dropping to a minimum of -1°C (31°F) and an average high of 28°C (83°F); however, the month is remarkably dry, receiving only 5 mm (0.2 in) of rainfall across no rainy days. The humidity remains high in both months, at 84% in September and 91% in December, contributing to a different atmospheric feel. For more details on December weather, you can visit La Cruz weather in December.

Compare La Cruz's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in La Cruz

September in La Cruz stands out with its unique blend of warmth and humidity, offering a vibrant contrast to other months. As temperatures reach a pleasant maximum of 29°C, the average cools down to a comfortable 18°C, making it an ideal time for those who enjoy milder weather. However, this month also sees a notable increase in precipitation, with 19 rainy days contributing to a rich humidity level of 84%, which is higher than many other times of the year. This combination creates a lush landscape, perfect for exploration. For more detailed insights on what to expect, visit La Cruz Climate.