September Weather in Gualan, Guatemala

Last updated: August 23, 2025

In Gualan, Guatemala, the average temperature in September hovers around 24°C (76°F). You can expect a minimum temperature of 18°C (65°F) and a maximum of 33°C (92°F). During this month, precipitation totals approximately 275 mm (10.8 in) spread over 28 days, contributing to an average humidity of 71%.

September Temperature in Gualan

In September in Gualan, the average temperature is 24°C (76°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 18°C (65°F). It's the perfect time for travelers to enjoy pleasant weather while exploring all that Gualan has to offer.

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

The chart illustrates September temperature patterns in Gualan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gualan, September typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 18°C (65°F).

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

September Precipitation in Gualan

In Gualan in September, the precipitation amount is 275 mm (10.8 in) over the course of 28 days.

September Precipitation Trends in Gualan

The chart displays monthly precipitation patterns in Gualan, 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 Gualan, September typically receives around 275 mm (10.8 inches) of precipitation spread over approximately 28 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 Gualan

In Gualan in September humidity is 71%. With an average temperature of 24°C (76°F), this humidity feels like a warm, tropical embrace, making it essential to stay hydrated while exploring, as the air is thick and can leave you feeling sticky and slightly tired after even short excursions.

September Average Humidity in Gualan

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

In Gualan 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 Gualan.

Maximum UV Index Levels in Gualan for September

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

Data source: Gualan 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 Gualan Compares to Other Months

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

This table compares monthly weather conditions in Gualan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (69°F)	86 mm (3.4 inches)	80%	very high
February Weather	22°C (71°F)	75 mm (3.0 inches)	72%	extreme
March Weather	22°C (73°F)	78 mm (3.1 inches)	61%	extreme
April Weather	25°C (77°F)	56 mm (2.2 inches)	53%	extreme
May Weather	25°C (78°F)	213 mm (8.4 inches)	51%	extreme
June Weather	25°C (77°F)	323 mm (12.7 inches)	52%	extreme
July Weather	24°C (75°F)	241 mm (9.5 inches)	58%	extreme
August Weather	24°C (76°F)	266 mm (10.5 inches)	63%	extreme
September Weather	24°C (76°F)	275 mm (10.8 inches)	71%	extreme
October Weather	24°C (75°F)	286 mm (11.3 inches)	79%	extreme
November Weather	22°C (71°F)	180 mm (7.1 inches)	79%	very high
December Weather	21°C (70°F)	98 mm (3.8 inches)	74%	very high