September Weather in Olopa, Guatemala

Last updated: August 23, 2025

In September, the average temperature in Olopa, Guatemala is a pleasant 23°C (73°F). Visitors can expect a minimum of 17°C (63°F) and a maximum of 32°C (90°F), making it ideal for various activities. However, prepare for occasional rain, as the area receives about 280 mm (11.0 in) of precipitation over 27 days. With an average humidity of 71%, it's a perfect time to enjoy the local atmosphere!

September Temperature in Olopa

In September in Olopa, the average temperature is 23°C (73°F), with maximums reaching 32°C (90°F) and minimums dropping to as low as 17°C (63°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Olopa.

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

The chart illustrates September temperature patterns in Olopa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olopa, September typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (90°F) and lows dropping to around 17°C (63°F).

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

September Precipitation in Olopa

In Olopa, in September, the precipitation amount is 280 mm (11.0 in) spread across 27 days.

September Precipitation Trends in Olopa

The chart displays monthly precipitation patterns in Olopa, 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 Olopa, September typically receives around 280 mm (11.0 inches) of precipitation spread over approximately 27 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 Olopa

In Olopa in September humidity is 71%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor exploration slightly uncomfortable but still manageable if you stay hydrated and plan for breaks in shaded areas.

September Average Humidity in Olopa

This chart illustrates the average monthly humidity levels in Olopa, 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 Olopa 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 Olopa

In Olopa 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 Olopa.

Maximum UV Index Levels in Olopa for September

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

Data source: Olopa 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 Olopa Compares to Other Months

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

This table compares monthly weather conditions in Olopa, 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 (66°F)	60 mm (2.4 inches)	80%	extreme
February Weather	20°C (69°F)	41 mm (1.6 inches)	72%	extreme
March Weather	21°C (70°F)	39 mm (1.6 inches)	61%	extreme
April Weather	24°C (75°F)	40 mm (1.6 inches)	53%	extreme
May Weather	24°C (75°F)	193 mm (7.6 inches)	51%	extreme
June Weather	23°C (74°F)	313 mm (12.3 inches)	52%	extreme
July Weather	22°C (73°F)	173 mm (6.8 inches)	58%	extreme
August Weather	23°C (73°F)	233 mm (9.2 inches)	63%	extreme
September Weather	23°C (73°F)	280 mm (11.0 inches)	71%	extreme
October Weather	22°C (72°F)	245 mm (9.6 inches)	79%	extreme
November Weather	20°C (69°F)	121 mm (4.8 inches)	79%	very high
December Weather	19°C (67°F)	59 mm (2.3 inches)	74%	very high