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September Weather in San Jose El Idolo, Guatemala

Last updated: August 23, 2025

In San Jose El Idolo, Guatemala, the average temperature in September typically hovers around 25°C (77°F). Expect a minimum of 20°C (68°F) and a maximum reaching up to 32°C (90°F). During this month, precipitation averages around 495 mm (19.5 in) over 30 days, contributing to the notably high average humidity of 82%. Be prepared for a warm and humid climate!

September Temperature in San Jose El Idolo

In September in San Jose El Idolo, the average temperature is 25°C (77°F). Maximum temperatures can reach 32°C (90°F) and minimums can dip as low as 20°C (68°F). This makes it an ideal time for travelers seeking warm weather and pleasant conditions.

September Weather in San Jose El Idolo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Jose El Idolo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose El Idolo, September typically has an average temperature of 25°C (77°F), with highs reaching up to 32°C (90°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec777879807878787877777777
Data source: Temperature data for San Jose El Idolo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Jose El Idolo

In San Jose El Idolo, in September, the precipitation amount is 495 mm (19.5 in) over a span of 30 days.

September Precipitation Trends in San Jose El Idolo

The chart displays monthly precipitation patterns in San Jose El Idolo, 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 San Jose El Idolo, September typically receives around 495 mm (19.5 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec37236215154242937841849552619138
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Jose El Idolo

In San Jose El Idolo in September, humidity is 82%. With an average temperature of 25°C (77°F), this humidity feels like a warm, oppressive blanket enveloping you as you explore, making every step feel more laborious and prompting the need for frequent hydration breaks.

September Average Humidity in San Jose El Idolo

This chart illustrates the average monthly humidity levels in San Jose El Idolo, 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 San Jose El Idolo is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%68%59%57%65%66%75%82%82%83%80%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Jose El Idolo

In San Jose El Idolo 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 San Jose El Idolo.

Maximum UV Index Levels in San Jose El Idolo for September

The chart shows the monthly maximum UV Index (UVI) for San Jose El Idolo 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 San Jose El Idolo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1011131413131312131299
Data source: San Jose El Idolo 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 San Jose El Idolo Compares to Other Months

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

This table compares monthly weather conditions in San Jose El Idolo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)37 mm (1.5 inches)76%very high
February Weather25°C (78°F)23 mm (0.9 inches)68%extreme
March Weather26°C (79°F)62 mm (2.4 inches)59%extreme
April Weather26°C (80°F)151 mm (5.9 inches)57%extreme
May Weather26°C (79°F)542 mm (21.3 inches)65%extreme
June Weather25°C (78°F)429 mm (16.9 inches)66%extreme
July Weather26°C (79°F)378 mm (14.9 inches)75%extreme
August Weather25°C (78°F)418 mm (16.4 inches)82%extreme
September Weather25°C (77°F)495 mm (19.5 inches)82%extreme
October Weather25°C (77°F)526 mm (20.7 inches)83%extreme
November Weather25°C (77°F)191 mm (7.5 inches)80%very high
December Weather25°C (77°F)38 mm (1.5 inches)76%very high

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