September Weather in Jerez, Guatemala

Last updated: August 23, 2025

In September, the average temperature in Jerez, Guatemala is a pleasant 24°C (75°F). Expect a range where the minimum can dip to 18°C (65°F) and the maximum can reach a warm 32°C (90°F). Be prepared for some rain, as 320 mm (12.6 in) of precipitation may fall over 27 days, contributing to an average humidity of 77%.

September Temperature in Jerez

In September in Jerez, the average temperature is 24°C (75°F). Maximums can reach 32°C (90°F) and minimums can be as low as 18°C (65°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy moderate weather and outdoor activities.

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

The chart illustrates September temperature patterns in Jerez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jerez, September typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 18°C (65°F).

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

September Precipitation in Jerez

In Jerez in September, the precipitation amount is 320 mm (12.6 in) over the course of 27 days.

September Precipitation Trends in Jerez

The chart displays monthly precipitation patterns in Jerez, 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 Jerez, September typically receives around 320 mm (12.6 inches) of precipitation spread over approximately 27 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Jerez

In Jerez in September humidity is 77%. With an average temperature of 24°C (75°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel stifling and may require frequent breaks to stay hydrated while exploring.

September Average Humidity in Jerez

This chart illustrates the average monthly humidity levels in Jerez, 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 Jerez is approximately 77%, 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 Jerez

In Jerez 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 Jerez.

Maximum UV Index Levels in Jerez for September

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

Data source: Jerez 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 Jerez Compares to Other Months

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

This table compares monthly weather conditions in Jerez, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	4 mm (0.2 inches)	63%	extreme
February Weather	23°C (74°F)	5 mm (0.2 inches)	62%	extreme
March Weather	24°C (76°F)	6 mm (0.2 inches)	59%	extreme
April Weather	25°C (77°F)	56 mm (2.2 inches)	59%	extreme
May Weather	24°C (76°F)	237 mm (9.3 inches)	59%	extreme
June Weather	24°C (75°F)	330 mm (13.0 inches)	68%	extreme
July Weather	25°C (77°F)	103 mm (4.1 inches)	77%	extreme
August Weather	24°C (76°F)	223 mm (8.8 inches)	79%	extreme
September Weather	24°C (75°F)	320 mm (12.6 inches)	77%	extreme
October Weather	23°C (74°F)	281 mm (11.0 inches)	77%	extreme
November Weather	23°C (74°F)	40 mm (1.6 inches)	75%	very high
December Weather	23°C (73°F)	6 mm (0.3 inches)	66%	very high