September Weather in Colomba, Guatemala

Last updated: August 23, 2025

In Colomba, Guatemala, the average temperature in September hovers around 21°C (69°F), with a mild range between a minimum of 16°C (60°F) and a maximum of 28°C (82°F). Expect a substantial precipitation amount of 604 mm (23.8 in) over the course of the month, complemented by an average humidity level of 82%. Prepare for a wet and warm experience!

September Temperature in Colomba

In September in Colomba, the average temperature is 21°C (69°F), with maximums reaching 28°C (82°F) and minimums dipping as low as 16°C (60°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Colomba.

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

The chart illustrates September temperature patterns in Colomba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colomba, September typically has an average temperature of 21°C (69°F), with highs reaching up to 28°C (82°F) and lows dropping to around 16°C (60°F).

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

September Precipitation in Colomba

In Colomba in September, the total precipitation amount reaches 604 mm (23.8 in) over the span of 30 days.

September Precipitation Trends in Colomba

The chart displays monthly precipitation patterns in Colomba, 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 Colomba, September typically receives around 604 mm (23.8 inches) of precipitation spread over approximately 30 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 Colomba

In Colomba in September humidity is 82%. With an average temperature of 21°C (69°F), this humidity feels like a sweltering embrace, making outdoor activities feel more strenuous and prompting travelers to seek shade and cooling breezes.

September Average Humidity in Colomba

This chart illustrates the average monthly humidity levels in Colomba, 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 Colomba is approximately 82%, 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 Colomba

In Colomba 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 Colomba, you can check here.

Maximum UV Index Levels in Colomba for September

The chart shows the monthly maximum UV Index (UVI) for Colomba 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 Colomba typically reaches 14, which falls under the extreme exposure category.

Data source: Colomba 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 Colomba Compares to Other Months

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

This table compares monthly weather conditions in Colomba, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (67°F)	51 mm (2.0 inches)	76%	extreme
February Weather	20°C (68°F)	62 mm (2.5 inches)	68%	extreme
March Weather	20°C (68°F)	134 mm (5.3 inches)	59%	extreme
April Weather	21°C (69°F)	248 mm (9.8 inches)	57%	extreme
May Weather	21°C (70°F)	702 mm (27.6 inches)	65%	extreme
June Weather	21°C (70°F)	561 mm (22.1 inches)	66%	extreme
July Weather	21°C (70°F)	461 mm (18.2 inches)	75%	extreme
August Weather	21°C (70°F)	588 mm (23.1 inches)	82%	extreme
September Weather	21°C (69°F)	604 mm (23.8 inches)	82%	extreme
October Weather	21°C (69°F)	528 mm (20.8 inches)	83%	extreme
November Weather	20°C (69°F)	224 mm (8.8 inches)	80%	extreme
December Weather	20°C (68°F)	71 mm (2.8 inches)	76%	very high