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September Weather in Vallecillo, Honduras

Last updated: August 23, 2025

In September, the average temperature in Vallecillo, Honduras hovers around 22°C (72°F), with a comfortable range between a minimum of 14°C (58°F) and a maximum of 32°C (90°F). However, it's essential to prepare for wet conditions, as this month typically receives 276 mm (10.8 in) of precipitation over 25 days. Coupled with an average humidity rate of 71%, the atmosphere can feel quite tropical.

September Temperature in Vallecillo

In September in Vallecillo, the average temperature is 22°C (72°F). The maximum can reach 32°C (90°F), and the minimum can be as low as 14°C (58°F). This pleasant weather makes it an ideal time for outdoor activities and exploration in Vallecillo.

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

The chart illustrates September temperature patterns in Vallecillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vallecillo, September typically has an average temperature of 22°C (72°F), with highs reaching up to 32°C (90°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec656769737372717172706765
Data source: Temperature data for Vallecillo 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 Vallecillo

In Vallecillo in September, the total precipitation amount is 276 mm (10.8 in), which falls over the course of 25 days.

September Precipitation Trends in Vallecillo

The chart displays monthly precipitation patterns in Vallecillo, 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 Vallecillo, September typically receives around 276 mm (10.8 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec4024337125530212720327630415242
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vallecillo

In Vallecillo in September humidity is 71%. With an average temperature of 22°C (72°F), this humidity feels like the air is thick and slightly stifling, making outdoor activities require frequent breaks to stay hydrated and cool.

September Average Humidity in Vallecillo

This chart illustrates the average monthly humidity levels in Vallecillo, 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 Vallecillo is approximately 71%, 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 Vallecillo

In Vallecillo in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Vallecillo, you can check here.

Maximum UV Index Levels in Vallecillo for September

The chart shows the monthly maximum UV Index (UVI) for Vallecillo 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 Vallecillo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151414141414131010
Data source: Vallecillo 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.

How September Weather in Vallecillo Compares to Other Months

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

This table compares monthly weather conditions in Vallecillo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)40 mm (1.6 inches)80%extreme
February Weather20°C (67°F)24 mm (1.0 inches)72%extreme
March Weather21°C (69°F)33 mm (1.3 inches)61%extreme
April Weather23°C (73°F)71 mm (2.8 inches)53%extreme
May Weather23°C (73°F)255 mm (10.1 inches)51%extreme
June Weather22°C (72°F)302 mm (11.9 inches)52%extreme
July Weather22°C (72°F)127 mm (5.0 inches)58%extreme
August Weather22°C (72°F)203 mm (8.0 inches)63%extreme
September Weather22°C (72°F)276 mm (10.8 inches)71%extreme
October Weather21°C (70°F)304 mm (12.0 inches)79%extreme
November Weather19°C (67°F)152 mm (6.0 inches)79%very high
December Weather18°C (65°F)42 mm (1.7 inches)74%very high

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