September Weather in Pasaco, Guatemala

Last updated: August 23, 2025

In Pasaco, Guatemala, the average temperature in September is a warm 26°C (79°F). During this time, you can expect temperature swings from a comfortable 20°C (69°F) to a peak of 32°C (90°F). However, be prepared for wet conditions, as the area experiences 325 mm (12.8 in) of precipitation over 29 days, with an average humidity of 74%. Don’t forget your umbrella!

September Temperature in Pasaco

In September in Pasaco, the average temperature is 26°C (79°F). Maximums can reach 32°C (90°F), while minimums can be as low as 20°C (69°F). This delightful weather makes Pasaco an ideal destination for travelers seeking warmth and comfort during their stay.

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

The chart illustrates September temperature patterns in Pasaco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pasaco, September typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 20°C (69°F).

Data source: Temperature data for Pasaco generated using information from the Copernicus Climate Change Service.

September Precipitation in Pasaco

In Pasaco in September, the precipitation amount is 325 mm (12.8 in) distributed over 29 days.

September Precipitation Trends in Pasaco

The chart displays monthly precipitation patterns in Pasaco, 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 Pasaco, September typically receives around 325 mm (12.8 inches) of precipitation spread over approximately 29 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Pasaco

In Pasaco in September humidity is 74%. With an average temperature of 26°C (79°F), this humidity feels like a warm, enveloping blanket, making it essential for travelers to stay hydrated and take frequent breaks in shaded areas to fully enjoy the vibrant surroundings.

September Average Humidity in Pasaco

This chart illustrates the average monthly humidity levels in Pasaco, 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 Pasaco is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pasaco

In Pasaco in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Pasaco.

Maximum UV Index Levels in Pasaco for September

The chart shows the monthly maximum UV Index (UVI) for Pasaco 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 Pasaco typically reaches 13, which falls under the extreme exposure category.

Data source: Pasaco 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 Pasaco Compares to Other Months

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

This table compares monthly weather conditions in Pasaco, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	3 mm (0.1 inches)	68%	very high
February Weather	26°C (80°F)	4 mm (0.2 inches)	68%	extreme
March Weather	27°C (81°F)	8 mm (0.3 inches)	66%	extreme
April Weather	28°C (82°F)	39 mm (1.5 inches)	68%	extreme
May Weather	27°C (81°F)	219 mm (8.6 inches)	68%	extreme
June Weather	26°C (80°F)	291 mm (11.5 inches)	72%	extreme
July Weather	27°C (81°F)	160 mm (6.3 inches)	78%	extreme
August Weather	26°C (80°F)	210 mm (8.2 inches)	78%	extreme
September Weather	26°C (79°F)	325 mm (12.8 inches)	74%	extreme
October Weather	26°C (79°F)	327 mm (12.9 inches)	73%	extreme
November Weather	26°C (79°F)	52 mm (2.0 inches)	75%	very high
December Weather	26°C (79°F)	7 mm (0.3 inches)	69%	very high