September Weather in Santa Rosa de Copan, Honduras

Last updated: August 21, 2025

Experience the weather of Santa Rosa de Copan, Honduras in September, where warm temperatures prevail with a maximum of 31°C (89°F) and an average of 23°C (73°F). The month is characterized by a mild minimum of 16°C (60°F), providing a comfortable climate for outdoor activities. However, visitors should brace for considerable rainfall, with 213 mm (8.4 in) of precipitation over approximately 25 days, accentuating the area's lush landscape. With humidity levels hovering around 71%, September in Santa Rosa de Copan offers a vibrant atmosphere that is both enchanting and refreshing.

September Temperature in Santa Rosa de Copan

In September, Santa Rosa de Copan experiences mild and pleasant temperatures, with nighttime lows around 16°C (60°F) and daytime highs peaking at 31°C (89°F). The average temperature remains stable at 23°C (73°F), mirroring the comfortable warmth found in the preceding months. This month marks a slight cooling from the summer's peak, yet it retains a cozy climate perfect for outdoor exploration. As the region transitions towards the end of the rainy season, visitors will find a delightful balance of warmth and refreshing breezes, making September a charming time to enjoy the beauty of this Honduran gem.

September Weather in Santa Rosa de Copan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Rosa de Copan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Rosa de Copan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec666870747573737373726866
Data source: Temperature data for Santa Rosa de Copan 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 Santa Rosa de Copan

As September unfolds in Santa Rosa de Copan, the region experiences a significant uptick in precipitation, with an impressive 213 mm (8.4 in) of rainfall recorded over the month. This marks a notable increase from previous months, particularly August, which saw 157 mm (6.2 in). The trend is clear: September is among the wettest months, with rain falling on approximately 25 days, contributing to a lush landscape, ideal for agriculture. Following September, the precipitation continues its upward trajectory into October, suggesting a prolonged rainy season that enhances the region's vibrant ecosystem. This pattern highlights the region’s dependency on seasonal rains for sustaining its natural beauty and agricultural productivity.

September Precipitation Trends in Santa Rosa de Copan

The chart displays monthly precipitation patterns in Santa Rosa de Copan, 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 Santa Rosa de Copan, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5833333314024710315721322315256
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santa Rosa de Copan

In September, Santa Rosa de Copan, Honduras, experiences a notable shift in humidity levels, registering at 71%. This marks a slight increase from the previous month's 63%, hinting at the onset of wetter conditions as the region transitions into the fall. Throughout the year, humidity in Santa Rosa varies significantly, with the driest months seen in April and May, when levels dip to around 53% and 51% respectively. As the year progresses towards the rainy season, humidity tends to rise, peaking in the late fall and winter months, with January and October each experiencing levels of 79%. This trend highlights the region's climatic rhythm, where September serves as a bridge between the relative dryness of summer and the moisture-laden months to follow, preparing the landscape for rejuvenation.

September Average Humidity in Santa Rosa de Copan

This chart illustrates the average monthly humidity levels in Santa Rosa de Copan, 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 Santa Rosa de Copan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%61%53%51%52%58%63%71%79%79%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santa Rosa de Copan

As September rolls into Santa Rosa de Copan, Honduras, residents and visitors should remain vigilant about sun exposure, as the UV Index holds steady at an extreme level of 14, with a swift burn time of just 10 minutes. This trend follows several months of similarly high UV readings, indicating a consistent need for sun protection during the region's dry season. The extended stretch of extreme UV levels from January through September underscores the importance of safeguarding against skin damage. As we move into October, the UV Index slightly dips to 13, yet still demands caution. For more details on UV conditions throughout the year, check out Santa Rosa de Copan UV Index.

Maximum UV Index Levels in Santa Rosa de Copan for September

The chart shows the monthly maximum UV Index (UVI) for Santa Rosa de Copan 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 Santa Rosa de Copan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131515141414141413109
Data source: Santa Rosa de Copan 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 Santa Rosa de Copan

In September, Santa Rosa de Copan enjoys a delightful average of 288 hours of sunshine, marking a slight dip compared to the vibrant summer months of July and August. After basking in consistent warmth and light, this month still holds onto a generous amount of sun, making it an ideal time for outdoor activities. As we transition from the height of summer into the early fall, September continues a gentle downward trend in sunlight hours, following the peak of 317 hours in March and staying relatively bright until the end of the year. This balance of sun and shade creates a harmonious atmosphere, perfect for experiencing the rich culture and stunning landscapes that Honduras has to offer.

Monthly Sunshine Duration in Santa Rosa de Copan: September Highlighted

The September sunshine duration represents the total number of hours Santa Rosa de Copan 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.
JanFebMarAprMayJunJulAugSepOctNovDec239h279h317h308h305h273h305h299h288h275h281h302h
Data source: Santa Rosa de Copan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Rosa de Copan During September

In Santa Rosa de Copan, Honduras, September brings a modest 23% chance of sunny weather, which reflects a slight improvement from the notably low probabilities seen in the preceding summer months. Throughout the year, the city experiences its sunniest spells in early months like February (50%) and March (45%), gradually tapering off as the rainy season approaches. As April and May roll in, the chances remain at 31% but dip significantly during the summer, reaching a low point in June (15%) and August (16%). With October (30%) and December (32%) suggesting more favorable conditions, September represents a transitional phase, hinting at emerging sunshine amidst the lingering effects of the rainy season.

Percentage of Sunny Days in September in Santa Rosa de Copan

The chart illustrates the percentage of sunny days in Santa Rosa de Copan 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 Santa Rosa de Copan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%50%45%32%31%15%21%16%23%30%16%32%
Data source: Santa Rosa de Copan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Rosa de Copan in September

In September, Santa Rosa de Copan basks in a generous 12 hours of daylight, a continuation of the consistent light patterns established during the previous months. As we transition from the vibrant height of summer into the softer hues of fall, the city enjoys stable daylight that has persisted from March through August. This steady duration reflects a tropical rhythm, where the sun's presence is both reliable and comforting. As October approaches, daylight slightly diminishes, signaling the onset of shorter days ahead, yet September remains a glorious month of ample sunshine.

Average Daylight Hours in Santa Rosa de Copan for September

The chart illustrates the variation in daylight duration in Santa Rosa de Copan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 21m11h 39m12h 3m12h 27m12h 48m12h 58m12h 52m12h 34m12h 11m11h 46m11h 25m11h 15m
Data source: Santa Rosa de Copan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Santa Rosa de Copan

In September, the winds in Santa Rosa de Copan, Honduras continue the trend of gentle breezes, maintaining an average speed of 1.1 m/s (3 mph), the same as experienced in the preceding months of June and August. This consistency reflects the region's characteristic calmness during the latter part of the rainy season. As the year progresses, we see a gradual shift from the stronger gusts of early months, with January and February reaching around 1.6-1.7 m/s (4 mph), to these softer winds that define the fall transition. The tranquility of September winds invites a sense of peacefulness, making it an ideal time for leisurely strolls and enjoying the lush scenery of this beautiful Honduran town.

Average September Wind Speed in Santa Rosa de Copan

The chart displays monthly wind speed patterns in Santa Rosa de Copan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.71.61.51.11.41.11.1 m/s1.21.51.5
Data source: Santa Rosa de Copan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Santa Rosa de Copan Compares to Other Months

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

September and January present quite distinct weather patterns. In September, temperatures range from a low of 16°C (60°F) to a high of 31°C (89°F), with an average of 23°C (73°F). This month is also marked by considerable rainfall, totaling 213 mm (8.4 in) over 25 days, contributing to a humidity level of 71%. In contrast, January experiences milder temperatures, with minima around 9°C (49°F) and maxima reaching up to 30°C (86°F), averaging at 19°C (66°F). The precipitation in January is significantly lower at 58 mm (2.3 in) across 13 days, alongside a higher humidity of 80%. For more detailed information on January weather, you can check the link: Santa Rosa de Copan weather in January.

September and February present contrasting weather patterns in terms of temperature and precipitation. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). This month sees significant rainfall, totaling 213 mm (8.4 in) over 25 days, which contributes to a humid atmosphere with humidity levels around 71%. In contrast, February offers milder temperatures, with a minimum of 10°C (51°F) and a maximum of 34°C (94°F), averaging 20°C (68°F). The precipitation drastically decreases to just 33 mm (1.3 in) over about 7 days, while humidity remains slightly elevated at 72%. For more detailed information, you can check Santa Rosa de Copan weather in February.

September and March exhibit notable differences in weather conditions. September tends to be warmer with an average temperature of 23°C (73°F) and maximum highs reaching up to 31°C (89°F), while March offers a slightly cooler average of 21°C (70°F), peaking at 33°C (93°F). Precipitation is significantly higher in September, accumulating 213 mm (8.4 in) over 25 days, compared to March's 32 mm (1.3 in) over just 9 days. Moreover, humidity levels are higher in September at 71%, whereas March experiences a lower humidity level of 61%. These variances make each month distinct in its climatic experience. For more detailed information, check out Santa Rosa de Copan weather in March.

In comparing the weather between September and April, one can observe notable differences in temperature and precipitation patterns. September features a milder temperature range with a minimum of 16°C (60°F) and an average of 23°C (73°F), peaking at a maximum of 31°C (89°F). However, it also brings significant rainfall, with 213 mm (8.4 in) spread over 25 days, resulting in a high humidity level of 71%.

Conversely, April tends to be hotter with temperatures ranging from a minimum of 13°C (55°F) to an average of 24°C (75°F) and soaring up to a maximum of 36°C (98°F). This month is considerably drier, averaging only 33 mm (1.3 in) of precipitation over just 6 days, and features lower humidity at 53%. For a more detailed insight into April's weather, you can check out Santa Rosa de Copan weather in April.

September and May present contrasting weather patterns in terms of temperature, precipitation, and humidity. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). This month experiences higher precipitation at 213 mm (8.4 in) over 25 days, and the humidity is relatively high at 71%. In contrast, May boasts warmer temperatures, with a minimum of 13°C (55°F) and a maximum of 36°C (96°F), averaging 24°C (75°F). The month is drier with only 140 mm (5.5 in) of rain over 21 days and a lower humidity level of 51%. For more detailed information, you can check Santa Rosa de Copan weather in May.

In comparing the weather of September and June, both months offer a warm climate, yet they exhibit distinct characteristics. September typically sees temperatures ranging from a minimum of 16°C (60°F) to a maximum of 31°C (89°F), with an average of 23°C (73°F). However, it also brings considerable rainfall, with around 213 mm (8.4 in) of precipitation over 25 days and a higher humidity level of 71%. In contrast, June has slightly warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), and a similar average of 23°C (74°F). However, June experiences more precipitation overall, totaling 247 mm (9.7 in) across 23 days, but at a lower humidity of 52%. For detailed information about June weather specifically, you can visit Santa Rosa de Copan weather in June.

When comparing the weather between September and July, both months exhibit similar average temperatures, hovering around 23°C (73°F). However, July tends to be slightly warmer, with maximum temperatures reaching up to 32°C (89°F), while September's maximums peak at 31°C (89°F). One notable difference is the increase in rainfall during September, which experiences 213 mm (8.4 in) of precipitation over 25 days, compared to July's 103 mm (4.1 in) over 19 days. Additionally, September's humidity is higher at 71%, whereas July maintains a lower humidity level of 58%. For a more detailed look at July's weather, visit Santa Rosa de Copan weather in July.

In comparing the weather of September and August, we see that both months share similar temperature ranges, with minimum temperatures around 16°C (60°F) and average temperatures of about 23°C (73°F). However, September tends to be cooler at its maximum, reaching 31°C (89°F) compared to August's higher maximum of 33°C (91°F). Additionally, September experiences significantly more precipitation, averaging 213 mm (8.4 in) over 25 days, while August receives less with 157 mm (6.2 in) across 21 days. The humidity also rises in September, averaging 71%, compared to August's 63%. For more detailed insights on August weather, you can check Santa Rosa de Copan weather in August.

In September, the weather tends to be warm with a minimum temperature of 16°C (60°F) and an average of 23°C (73°F), peaking at a maximum of 31°C (89°F). The month sees substantial rainfall, totaling 213 mm (8.4 in) over 25 days, while humidity averages around 71%. In contrast, October maintains a similar temperature range, with a minimum of 16°C (61°F) and an average of 22°C (72°F), but the maximum drops slightly to 31°C (87°F). Precipitation increases to 223 mm (8.8 in) across 24 days, and humidity rises to 79%. For more details on this month's weather, check out Santa Rosa de Copan weather in October.

In September, the weather typically features warmer temperatures, with a minimum of 16°C (60°F), an average of 23°C (73°F), and a maximum of 31°C (89°F). The month is also quite wet, receiving 213 mm (8.4 in) of rainfall over 25 days, along with a humidity level of 71%. In contrast, November sees a slight drop in temperatures, with minimums of 12°C (54°F), averages of 20°C (68°F), and maximums reaching 29°C (84°F). Precipitation is lower in November at 152 mm (6.0 in) spread over 18 days, and humidity increases to 79%. For more detailed information, you can check out Santa Rosa de Copan weather in November.

September weather in Santa Rosa de Copan is characterized by warmer temperatures, with average highs reaching up to 31°C (89°F) and a notable amount of rainfall, totaling 213 mm (8.4 in) over an average of 25 days. In contrast, December brings cooler conditions, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 30°C (86°F). Precipitation is significantly reduced in December, totaling only 56 mm (2.2 in) over 14 days, despite a slightly higher humidity level of 74%. For more detailed information, check Santa Rosa de Copan weather in December.

Compare Santa Rosa de Copan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Santa Rosa de Copan

As September arrives in Santa Rosa de Copan, the weather takes on a distinctive character, featuring warmer temperatures compared to the cooler months. Rainfall becomes more prominent, with frequent showers contributing to the month’s notable wetness—a characteristic that sets it apart from its drier counterparts. The average humidity sits at a comfortable 71%, enhancing the lush landscapes of the region. For those ready to experience the vibrant greenery and tranquil rain of September, the transformation of this charming town is captivating. To learn more about the yearly climate patterns, visit Santa Rosa de Copan Climate.