September Weather in San Miguel Monteverde, Mexico

Last updated: April 22, 2025

In September, San Miguel Monteverde, Mexico experiences a blend of mild temperatures and significant rainfall. With a maximum temperature reaching 27°C (81°F) and an average of 17°C (64°F), the climate remains comfortable for outdoor activities. However, travelers should prepare for the high humidity of 82% and expect consistent rain, evidenced by 317 mm (12.5 in) of precipitation across approximately 25 days. This lush environment, shaped by abundant moisture, creates a vibrant scenery, making September a unique experience for those visiting this picturesque destination.

September Temperature in San Miguel Monteverde

In September, San Miguel Monteverde experiences a delightful mix of mild temperatures, making it an ideal time to explore this enchanting destination. With minimums hovering around 10°C (50°F) and daily averages around 17°C (64°F), visitors can enjoy the coolness of the mornings and evenings. The highs reach a comfortable 27°C (81°F), providing plenty of warmth for outdoor activities. This month typically marks a smooth transition toward the cooler months ahead, showcasing a slight dip in temperatures compared to the warmer summer months. The consistent 18°C (64°F) average from July through August gives way to a gentle decline, reminding us that autumn is approaching. Overall, September strikes a charming balance, encouraging adventurers to soak in the vibrant nature and culture of Monteverde.

September Weather in San Miguel Monteverde: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Miguel Monteverde, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596265676765646463636160
Data source: Temperature data for San Miguel Monteverde 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 San Miguel Monteverde

September in San Miguel Monteverde marks a dramatic peak in precipitation, with an astounding 317 mm (12.5 in) of rainfall recorded over 25 days, making it the wettest month of the year. This significant increase follows a trend established in the preceding months, particularly August, which also saw substantial rainfall at 248 mm (9.8 in). The rainy season typically intensifies from May through September, with June and July preceding September's deluge, yet none can compare to the torrential downpour experienced this month. As a result, September not only underscores the region's lush, vibrant landscape but also highlights the importance of water for its ecosystems and agriculture. The consistent rise in precipitation during these months reflects the climatic patterns that define the area, ensuring that nature remains in full bloom throughout this verdant period.

September Precipitation Trends in San Miguel Monteverde

The chart displays monthly precipitation patterns in San Miguel Monteverde, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1131325105265192248317126233
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Miguel Monteverde

As September unfolds in San Miguel Monteverde, humidity remains high at 82%, mirroring the peak levels observed in August. This trend marks the culmination of the rainy season, where the lush landscapes thrive under the weight of moisture-laden air. Following a steady rise from 59% in March and 61% in February, the humidity escalates significantly during the warmer months, reaching its zenith in late summer. After September, a gentle decline begins, with October experiencing a slight drop to 79%, hinting at the transition towards the drier months ahead. Overall, September embodies the heart of the humid season, enveloping the region in a vibrant, rich atmosphere.

September Average Humidity in San Miguel Monteverde

This chart illustrates the average monthly humidity levels in San Miguel Monteverde, 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.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Miguel Monteverde

The UV Index in San Miguel Monteverde remains predominantly in the extreme exposure category throughout the year, peaking at 15 from March to July. In September, the UV Index stands at 14, consistent with the trend observed in August, indicating a slight decrease as the region transitions toward the cooler months. This continuity in elevated UV levels, with a burn time of just 10 minutes, underscores the need for sun protection while enjoying the vibrant outdoor activities in this beautiful locale. As autumn approaches, the UV Index gradually drops to 13 in October and further decreases to 11 in November, offering a reprieve from the intense sun. For detailed insights into the UV Index fluctuations in this enchanting area, visit San Miguel Monteverde UV Index.

Maximum UV Index Levels in San Miguel Monteverde for September

The chart shows the monthly maximum UV Index (UVI) for San Miguel Monteverde 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.
JanFebMarAprMayJunJulAugSepOctNovDec11131515151515141413119
Data source: San Miguel Monteverde 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 San Miguel Monteverde

As summer transitions into fall, September in San Miguel Monteverde sees a moderate 264 hours of sunshine, reflecting the subtle shift in the season. While this marks a dip from the sun-drenched months of March through May, where hours peaked impressively, it remains a cherished time for residents and visitors alike. The overall trend showcases a gradual decrease in sunlight as the year progresses, with September following a condensed summer burst, yet still offering ample daylight for exploration and enjoyment of the lush surroundings. As daylight hours soften, it’s the perfect opportunity to savor the beauty of the area's vibrant landscapes, making September an enchanting month to visit.

Monthly Sunshine Duration in San Miguel Monteverde: September Highlighted

The September sunshine duration represents the total number of hours San Miguel Monteverde 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.
JanFebMarAprMayJunJulAugSepOctNovDec240h278h320h316h319h276h312h293h264h286h291h298h
Data source: San Miguel Monteverde September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Miguel Monteverde During September

As summer transitions to fall, the likelihood of sunshine in San Miguel Monteverde takes a noticeable dip in September, with only an 11% chance of clear skies. This month marks the tail-end of the rainy season, where the prevalence of clouds and showers becomes much more common, following the peak of sunny days observed in early months like February at 84%. The trend reveals a significant decrease from the preceding months, with the chances of sun plummeting from 40% in May to an even lower probability as September rolls around. Enthusiasts of bright days may want to plan their travels for earlier in the year or brace for some occasional rain in this lush, tropical paradise.

Percentage of Sunny Days in September in San Miguel Monteverde

The chart illustrates the percentage of sunny days in San Miguel Monteverde 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 San Miguel Monteverde experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%84%73%65%40%7%21%20%11%26%60%81%
Data source: San Miguel Monteverde September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Miguel Monteverde in September

As September unfolds in San Miguel Monteverde, residents enjoy a pleasant 12 hours of daylight, marking a continuation of the consistent daylight patterns seen throughout the year. Notably, the month aligns with the latter half of the year, where daylight durations shift gradually. From January to May, there is a steady rise to 12 hours, peaking at 13 hours in June and July, offering abundant sunlight during the vibrant rainy season. Following this peak, daylight begins to recede again, transitioning smoothly into the shorter days of October and November. This rhythm of daylight allows locals and visitors alike to revel in nature's beauty, making every hour of sunlight a cherished experience in this stunning region of Mexico.

Average Daylight Hours in San Miguel Monteverde for September

The chart illustrates the variation in daylight duration in San Miguel Monteverde throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 12m11h 34m12h 2m12h 32m12h 56m13h 8m13h 2m12h 40m12h 12m11h 42m11h 17m11h 5m
Data source: San Miguel Monteverde daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in San Miguel Monteverde

As September unfolds in San Miguel Monteverde, Mexico, the gentle whisper of the wind settles into a soft rhythm, averaging 1.4 m/s (3 mph). This tranquil breeze is part of a pattern that sees wind speeds generally declining during the late summer months, reaching their annual low in September. The prior months show a slight peak around April, where activity stirs at 2.1 m/s (5 mph). Following this, the wind gradually calms, paving the way for the more serene change of seasons. With October nudging the wind speeds back up to 1.7 m/s (4 mph), the shifting patterns hint at a refreshing transition, inviting both locals and travelers to immerse themselves in the tranquil beauty of Monteverde’s landscape.

Average September Wind Speed in San Miguel Monteverde

The chart displays monthly wind speed patterns in San Miguel Monteverde, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.82.01.92.11.71.41.71.61.4 m/s1.72.01.7
Data source: San Miguel Monteverde September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in San Miguel Monteverde Compares to Other Months

The weather in San Miguel Monteverde 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 San Miguel Monteverde and find detailed weather information for every month.

September and January present contrasting weather conditions. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 27°C (81°F), with an average of 17°C (64°F). This month is marked by high humidity at 82% and considerable precipitation, with 317 mm (12.5 in) spread over 25 days. In stark contrast, January features a lower minimum temperature of 2°C (36°F) and a higher maximum of 28°C (83°F), with an average of 15°C (59°F). Precipitation is minimal in January, totaling just 11 mm (0.4 in) across only 2 days, and humidity drops to 65%. For a detailed look at January's weather, you can visit San Miguel Monteverde weather in January.

September and February present distinct weather characteristics. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 27°C (81°F), with an average temperature of 17°C (64°F). However, this month is also marked by substantial rainfall, averaging 317 mm (12.5 in) over 25 days, and high humidity at 82%. In contrast, February experiences milder conditions with temperatures varying from a minimum of 5°C (42°F) to a maximum of 29°C (84°F), while maintaining an average of 17°C (62°F). Notably, February is remarkably dry, receiving just 3 mm (0.1 in) of rain and boasting zero precipitation days, along with lower humidity at 61%. For a deeper look into February's weather specifics, refer to San Miguel Monteverde weather in February.

In comparing the weather between September and March, it’s clear that September is generally cooler and wetter. September features a temperature range from a minimum of 10°C (50°F) to a maximum of 27°C (81°F), coupled with high humidity at 82% and substantial rainfall of 317 mm (12.5 in) over approximately 25 days. In contrast, March presents a warmer climate with temperatures ranging from a low of 6°C (44°F) to a high of 31°C (89°F). This month sees significantly less precipitation, at only 13 mm (0.5 in) over just 3 days, and lower humidity levels at 59%. For more specific details on the climate in March, you can refer to this link: San Miguel Monteverde weather in March.

In comparing the weather of September and April, notable differences emerge. September typically experiences a cooler temperature range, with minimums around 10°C (50°F) and maximums reaching 27°C (81°F), whereas April boasts warmer temperatures, with minimums around 8°C (46°F) and highs that can soar up to 31°C (89°F). Additionally, September is characterized by significantly higher precipitation, averaging 317 mm (12.5 in) over 25 rainy days, while April's rainfall is much lighter, totaling only 25 mm (1.0 in) across just 5 days. Furthermore, the humidity in September is notably higher at 82%, compared to April's 62%, which can make September feel more muggy. For a more detailed look at April's weather, you can visit San Miguel Monteverde weather in April.

When comparing the weather conditions of September and May, notable differences emerge. In September, temperatures range from a cooler minimum of 10°C (50°F) to a warmer maximum of 27°C (81°F), averaging around 17°C (64°F). This month is characterized by higher precipitation, with an average of 317 mm (12.5 in) falling over 25 days, leading to a humidity level of about 82%. In contrast, May presents a milder climate, with temperatures typically varying from a minimum of 11°C (52°F) to a maximum of 31°C (88°F), averaging 20°C (67°F). Rainfall is significantly lower in May, with 105 mm (4.1 in) occurring over just 15 days, and a more comfortable humidity of 73%. For those interested in a deeper dive into May's weather specifics, you can explore San Miguel Monteverde weather in May.

When comparing the weather in September and June, September tends to be slightly cooler with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 27°C (81°F), while June has a slightly warmer range of 11°C (53°F) to 29°C (85°F). Precipitation is more pronounced in September, with a total of 317 mm (12.5 in) over 25 days, compared to June's 265 mm (10.4 in) across 22 days. Additionally, September experiences higher humidity at 82%, compared to June's 78%. For more detailed information, you can check out San Miguel Monteverde weather in June.

In comparing the weather of September and July, both months experience similar maximum temperatures of up to 27°C (81°F), but their overall climate conditions differ significantly. September has a slightly warmer minimum temperature at 10°C (50°F) compared to July's 8°C (47°F), and it features a higher average temperature of 17°C (64°F) for both months. However, September experiences more precipitation, with 317 mm (12.5 in) falling over 25 days, compared to July's 192 mm (7.5 in) over 21 days. The humidity in September is also higher at 82%, while July sits at 79%, contributing to a more humid and wetter environment in September. For more specific details about July weather, you can visit San Miguel Monteverde weather in July.

In comparing the weather between September and August, we notice a slight decrease in average temperature, with September averaging 17°C (64°F) compared to August's 18°C (64°F). Both months experience similar maximum temperatures of 27°C (81°F); however, September has a slightly lower minimum temperature of 10°C (50°F), the same as August. Precipitation significantly increases in September, totaling 317 mm (12.5 in) over 25 days, while August sees 248 mm (9.8 in) across 24 days. Humidity remains constant at 82% for both months, making for a consistently moist environment. For a detailed overview of August weather, you can refer to San Miguel Monteverde weather in August.

In September, the weather tends to be warmer with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 27°C (81°F), boasting an average of 17°C (64°F). However, this month is also marked by significant rainfall, with 317 mm (12.5 in) of precipitation occurring over 25 days and humidity reaching 82%. In contrast, October experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and an unchanged maximum of 27°C (82°F), maintaining the average at 17°C (63°F). Rainfall decreases considerably to 126 mm (5.0 in) across 15 days, accompanied by a slight reduction in humidity to 79%. For more details on what to expect, check out San Miguel Monteverde weather in October.

In September, the weather is characterized by a wider temperature range, with minimums around 10°C (50°F) and maximums reaching up to 27°C (81°F). The month experiences frequent rainfall, accumulating 317 mm (12.5 in) over 25 days, coupled with a high humidity level of 82%. In contrast, November sees cooler temperatures, with minimums dropping to 5°C (41°F) while maintaining the same maximum of 27°C (82°F) as September. Precipitation is significantly reduced in November, totaling only 23 mm (0.9 in) over just 4 days, and humidity levels decrease to 72%. For more detailed insights, check the San Miguel Monteverde weather in November.

When comparing the weather of September and December, notable differences emerge. September features a broader temperature range with minimums around 10°C (50°F) and highs peaking at 27°C (81°F), yet it also brings significant rainfall, accumulating 317 mm (12.5 in) over 25 days, leading to a high humidity level of 82%. In contrast, December enjoys milder minimum temperatures of 1°C (34°F) and the same maximum of 27°C (81°F), but sees an impressive decline in precipitation, receiving only 3 mm (0.1 in) across 0 rainy days, which reduces humidity to 70%. For those interested in the specifics of December weather, more details can be found here: San Miguel Monteverde weather in December.

Compare San Miguel Monteverde's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in San Miguel Monteverde

September in San Miguel Monteverde brings a distinct character to the region's weather, marked by higher humidity and frequent rainfall, making it one of the wettest months of the year. The average temperatures remain comfortably mild, providing a refreshing contrast to the warmer days that precede it. As the landscape transforms under the lush greenery nourished by approximately 317 mm of rain, visitors can experience the vibrant flora and fauna unique to this season. While other months may offer more sunshine, September showcases a different charm—perfect for those who appreciate the beauty of a rainforest teeming with life. For a deeper dive into what to expect throughout the year, check out San Miguel Monteverde Climate.