September Weather in Panchimalco, El Salvador

Last updated: August 21, 2025

Experience the vibrant weather of Panchimalco, El Salvador, in September, where temperatures typically reach a maximum of 30°C (87°F) and hover around an average of 26°C (79°F). The minimum temperature can drop to a comfortable 23°C (73°F), making it a favorable time for outdoor activities. However, be prepared for frequent rainfall, as the region experiences an impressive 298 mm (11.7 in) of precipitation over 29 days this month. The humidity level averages a moist 77%, creating a lush and tropical ambiance throughout the area. Whether you're exploring nature or enjoying local culture, September in Panchimalco offers a dynamic and refreshing atmosphere.

September Temperature in Panchimalco

In September, Panchimalco, El Salvador, experiences a gentle transition in temperatures, with a minimum of 23°C (73°F) and a comfortable average of 26°C (79°F). As the month progresses, daytime highs reach a pleasant 30°C (87°F), slightly lower than the peak temperatures seen in the preceding months. This subtle dip signals the onset of the rainy season, bringing refreshing coolness to the air. Overall, September offers a harmonious blend of warmth and moderate humidity, making it an inviting time to explore the vibrant landscapes and cultural heritage of this charming town.

September Weather in Panchimalco: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Panchimalco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Panchimalco, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787980808079808079787979
Data source: Temperature data for Panchimalco 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 Panchimalco

In September, Panchimalco, El Salvador experiences a notable peak in precipitation, receiving 298 mm (11.7 in) over 29 days of rain. This substantial rainfall marks a continuation of the region's vibrant wet season, as it follows closely on the heels of August's impressive totals. The consistent downpours not only underscore the intensity of the rainy season but also highlight a gradual increase in rainfall from the relatively dry months at the beginning of the year. As the earth absorbs the much-needed moisture, the lush landscapes thrive, setting the stage for vibrant flora and a flourishing ecosystem, even as the weather remains predominantly wet and unpredictable.

September Precipitation Trends in Panchimalco

The chart displays monthly precipitation patterns in Panchimalco, 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. In Panchimalco, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec33752275294163274298333677
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Panchimalco

In September, Panchimalco, El Salvador, experiences a notable humidity level of 77%, maintaining the high humidity trend seen in both July and August. This marks a slight decrease from the peak of 79% observed in August, but still places September among the more humid months of the year. As the rainy season progresses, the humidity levels have risen significantly since the beginning of the year, where figures hovered around 63% in January. The overall pattern indicates a clear transition from the drier months of early in the year to the more humid conditions of mid-to-late year, culminating in moisture-laden air that shapes the region's climate.

September Average Humidity in Panchimalco

This chart illustrates the average monthly humidity levels in Panchimalco, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Panchimalco is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%62%59%59%59%68%78%79%77%77%75%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Panchimalco

In Panchimalco, El Salvador, the UV Index remains notably high throughout the year, with September continuing the trend at 13, categorized as extreme. This level of intensity, consistent since July, indicates that sun exposure can lead to skin damage in just 10 minutes. Throughout the year, particularly from January to June, the index peaks at an impressive 14, underscoring the necessity for sun protection. As the months progress into the latter part of the year, the UV Index slightly decreases to 10 in November and 9 in December, marking a shift to a very high exposure category. Hence, it’s essential for residents and visitors in September to remain vigilant about sun safety practices. For more detailed insights, you can visit Panchimalco UV Index.

Maximum UV Index Levels in Panchimalco for September

The chart shows the monthly maximum UV Index (UVI) for Panchimalco 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. In September, the maximum UV index in Panchimalco typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11121414141413131313109
Data source: Panchimalco 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 Panchimalco

September boasts 299 hours of sunshine in Panchimalco, El Salvador, fitting snugly into a vibrant year characterized by generous daylight. As summer begins to wane, this month offers a delightful blend of warmth and light, reflecting a trend of consistent sunshine seen throughout the year. Following the peak brightness of March and July, which each enjoy 328 hours, September provides a gentle transition into the lush greenery of the upcoming rainy season. With only a slight dip in sunlit hours compared to the bustling summer months of June and August, September remains a captivating time for visitors and locals alike, thriving under El Salvador's abundant sun.

Monthly Sunshine Duration in Panchimalco: September Highlighted

The September sunshine duration represents the total number of hours Panchimalco 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.
JanFebMarAprMayJunJulAugSepOctNovDec263h292h328h319h313h284h328h313h299h290h308h326h
Data source: Panchimalco September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Panchimalco During September

In Panchimalco, El Salvador, the likelihood of sunny weather shifts significantly throughout the year. While the beginning of the year brings a robust 70% chance of sunshine in January, this figure gradually decreases with the onset of the rainy season, plummeting to a mere 14% in both June and August. By September, the probability of sunny days sees a slight uptick to 21%, indicating that while the summer’s radiant days are mainly behind, there remains a faint glimmer of sunshine amidst the lingering rain. This trend suggests that visitors should embrace a flexible approach in September, as they may still encounter sporadic sunny spells, especially as the month progresses.

Percentage of Sunny Days in September in Panchimalco

The chart illustrates the percentage of sunny days in Panchimalco 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 Panchimalco experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec70%79%73%43%37%14%32%14%21%33%60%74%
Data source: Panchimalco September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Panchimalco in September

In Panchimalco, El Salvador, the pattern of daylight duration reveals a fascinating balance throughout the year. From January to February, residents enjoy a consistent 11 hours of daylight, gradually increasing to 12 hours in March and remaining constant through the summer months of April to August. As September rolls around, the daylight holds steady at 12 hours, offering a perfect backdrop for outdoor activities before the days shorten again in October, returning to 11 hours. This rhythmic cycle of light not only guides the daily lives of the community but also highlights the beautiful consistency of the region's climate as it transitions through the seasons.

Average Daylight Hours in Panchimalco for September

The chart illustrates the variation in daylight duration in Panchimalco throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 25m11h 41m12h 3m12h 25m12h 44m12h 53m12h 48m12h 32m12h 10m11h 48m11h 29m11h 19m
Data source: Panchimalco daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Panchimalco

In Panchimalco, El Salvador, the September winds reflect a gentle retreat, with an average speed of 1.8 m/s (4 mph)—a subtle dip from the more dynamic months earlier in the year. This trend of softer breezes emerges after a gradual decline that begins in May, where winds hover around 2.0 m/s. As the year progresses into the cooler months, a slight revival occurs in November, restoring average wind speeds to 2.8 m/s (6 mph). Overall, September encapsulates a moment of calm, as the transition towards the seasonal shifts quietly unfolds, inviting contemplation amid the lush landscapes.

Average September Wind Speed in Panchimalco

The chart displays monthly wind speed patterns in Panchimalco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.02.92.62.01.92.01.91.8 m/s1.72.82.6
Data source: Panchimalco September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Panchimalco Compares to Other Months

Weather in Panchimalco varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Panchimalco, focusing on differences in temperature, rainfall, humidity, and UV levels.

In September, the weather is characterized by consistently warm temperatures, ranging from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). However, it is also a notably wet month, with heavy precipitation totaling 298 mm (11.7 in) over 29 days and humidity levels peaking at 77%. In contrast, January offers a slightly cooler experience, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (91°F), maintaining the same average of 26°C (79°F). Notably, January sees minimal rainfall, with just 3 mm (0.1 in) across 0 days and reduced humidity at 63%. For a more detailed look at January conditions, you can visit Panchimalco weather in January.

In September, temperatures in Panchimalco are quite warm, with minimums around 23°C (73°F) and maximums reaching 30°C (87°F), while averaging at 26°C (79°F). However, this month is characterized by heavy rainfall, with a significant 298 mm (11.7 in) of precipitation spread over 29 days, leading to a high humidity level of 77%. In contrast, February offers drier and more comfortable weather, with minimum temperatures slightly cooler at 20°C (68°F) and maximums peaking at 33°C (91°F). This month features minimal precipitation, with only 3 mm (0.1 in) recorded over 0 rainy days, resulting in a lower humidity of 62%. For more detailed weather information, you can check Panchimalco weather in February.

September and March exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). This month is characterized by heavy rainfall, receiving a total of 298 mm (11.7 in) over 29 days, contributing to a high humidity level of 77%. In contrast, March experiences slightly cooler temperatures, with a minimum of 22°C (71°F), an average of 27°C (81°F), and a maximum of 33°C (91°F). This month is markedly drier, with only 7 mm (0.3 in) of precipitation over just 1 day, leading to a lower humidity level of 59%. For a more detailed look at March weather, you can refer to Panchimalco weather in March.

When comparing the weather in September and April, there are notable differences in temperature and precipitation. September sees a minimum temperature of 23°C (73°F) and averages around 26°C (79°F), peaking at 30°C (87°F). This month is marked by significant rainfall, with 298 mm (11.7 in) of precipitation over 29 days, resulting in a high humidity level of 77%. In contrast, April presents slightly warmer temperatures, with a minimum of 22°C (72°F), an average of 27°C (81°F), and a maximum of 33°C (92°F). The rainfall in April is considerably less, totaling only 52 mm (2.0 in) across 11 days, leading to a much lower humidity of 59%. For more details on weather patterns in April, you can visit Panchimalco weather in April.

In September, temperatures remain warm with a minimum of 23°C (73°F) and an average of 26°C (79°F), reaching a maximum of 30°C (87°F). However, this month is characterized by high precipitation, totaling 298 mm (11.7 in) over 29 days, coupled with a humidity level of 77%. In contrast, May features a similar temperature range with a minimum of 23°C (73°F) and an average of 26°C (80°F), but it can peak at 32°C (89°F). The rainfall in May is slightly lower at 275 mm (10.8 in) across 26 days, and the humidity is considerably less at 59%. For more details on weather specifics, check out Panchimalco weather in May.

September and June share similar temperature ranges, with minimums around 23°C (73°F) and average temperatures at 26°C (79°F). However, June tends to be slightly warmer, peaking at a maximum of 32°C (90°F) compared to September's maximum of 30°C (87°F). In terms of precipitation, September is wetter, receiving 298 mm (11.7 in) over 29 days, while June sees a similar total of 294 mm (11.6 in) across 27 days. Additionally, September has a higher humidity level at 77%, making it feel more humid than June's 68%. For more detailed information on June weather specifics, you can check out Panchimalco weather in June.

In comparing the weather between September and July, we see some notable differences. Both months have similar minimum temperatures, averaging around 23°C (73°F), yet July tends to be slightly warmer overall, with average temperatures reaching 27°C (81°F) and a maximum of 31°C (89°F). September, on the other hand, sees a slight drop in average temperature to 26°C (79°F) and a maximum of 30°C (87°F).

A significant contrast appears in precipitation levels, as September experiences considerably more rainfall, with 298 mm (11.7 in) recorded over 29 days, compared to July's 162 mm (6.4 in) over 21 days. Interestingly, humidity remains consistent at 77% for both months. For more detailed weather insights during July, you can refer to Panchimalco weather in July.

In comparing the weather between September and August, September experiences slightly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 30°C (87°F), compared to August's minimum of 22°C (73°F) and maximum of 32°C (89°F). While both months have an average temperature around 26°C (79°F), September tends to be more humid at 77%, compared to August's humidity level of 79%. However, September sees more rainfall, with a significant 298 mm (11.7 in) spread over 29 days, surpassing August's 274 mm (10.8 in) over 25 days. For a more detailed look at August conditions, you can refer to Panchimalco weather in August.

In comparing the weather between September and October, we see some notable similarities and differences. September records a minimum temperature of 23°C (73°F) with an average of 26°C (79°F) and a maximum of 30°C (87°F), while October has a slightly lower minimum of 22°C (72°F) and a higher maximum of 31°C (88°F). Both months experience high humidity levels at 77%, contributing to a warm, tropical feel. However, October experiences an increase in precipitation, totaling 333 mm (13.1 in) over 28 days, compared to September's 298 mm (11.7 in) over 29 days. For more detailed information on October weather, you can refer to Panchimalco weather in October.

September and November exhibit some notable differences in weather patterns. While September enjoys warm temperatures, with a minimum of 23°C (73°F) and an average of 26°C (79°F), it also faces significant rainfall, totaling 298 mm (11.7 in) over 29 days and a humidity level of 77%. In contrast, November maintains a similar minimum temperature of 22°C (71°F) and the same average of 26°C (79°F), but experiences a substantial reduction in precipitation, with only 67 mm (2.6 in) over just 10 days and slightly lower humidity at 75%. This transition from September to November signifies a shift towards drier conditions while temperatures remain relatively consistent. For more details, you can check Panchimalco weather in November.

In September, the weather is characterized by warm temperatures, with a minimum of 23°C (73°F) and maximum reaching 30°C (87°F), alongside high humidity levels at 77%. This month also witnesses significant rainfall, receiving 298 mm (11.7 in) of precipitation over 29 days, resulting in a lush and wet environment. In contrast, December experiences slightly cooler nighttime temperatures with a minimum of 20°C (68°F) and warmer daytime highs of up to 32°C (89°F). Notably, December is much drier, featuring only 7 mm (0.3 in) of precipitation spread over just 1 day, and a decrease in humidity to 66%. This striking difference showcases the transition from a wet and humid September to a drier and warmer December. For more details, check out Panchimalco weather in December.

Compare Panchimalco's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Panchimalco

In September, Panchimalco experiences a distinctive shift in weather patterns compared to other months, characterized by higher humidity and significant rainfall. This month marks the peak of the rainy season, with nearly the entire month seeing precipitation, often leading to lush landscapes and a refreshing atmosphere. While temperatures remain warm, hovering around the comfortable average, the persistent rain can create a unique ambiance that sets September apart. For those looking to explore the local climate in more detail, you can visit Panchimalco Climate.