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September Weather in San Miguel Acatan, Guatemala

Last updated: August 23, 2025

In September, the average temperature in San Miguel Acatan, Guatemala hovers around 16°C (62°F), with minimums dipping to 9°C (49°F) and maximums reaching 24°C (75°F). Expect 336 mm (13.2 in) of precipitation over 28 days, contributing to the area's average humidity of 82%. Be prepared for a mix of mild temperatures and plentiful rain!

September Temperature in San Miguel Acatan

In September in San Miguel Acatan, the average temperature is 16°C (62°F). Maximums can reach 24°C (75°F), while minimums can drop as low as 9°C (49°F). This makes it a pleasant time to visit, offering mild weather ideal for outdoor activities and sightseeing.

September Weather in San Miguel Acatan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Miguel Acatan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Miguel Acatan, September typically has an average temperature of 16°C (62°F), with highs reaching up to 24°C (75°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec565859626362616161615857
Data source: Temperature data for San Miguel Acatan 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 Miguel Acatan

In San Miguel Acatan in September, the total precipitation amount is 336 mm (13.2 in) spread over the course of 28 days.

September Precipitation Trends in San Miguel Acatan

The chart displays monthly precipitation patterns in San Miguel Acatan, 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 Miguel Acatan, September typically receives around 336 mm (13.2 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec5235319525640117929533626312544
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Miguel Acatan

In San Miguel Acatan in September, humidity is 82%. With an average temperature of 16°C (62°F), this humidity feels like a blanket of warmth enveloping you, making traveling feel sticky and heavy as you navigate through the air.

September Average Humidity in San Miguel Acatan

This chart illustrates the average monthly humidity levels in San Miguel Acatan, 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 Miguel Acatan 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 Miguel Acatan

In San Miguel Acatan in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Miguel Acatan.

Maximum UV Index Levels in San Miguel Acatan for September

The chart shows the monthly maximum UV Index (UVI) for San Miguel Acatan 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 Miguel Acatan typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315161515151515131110
Data source: San Miguel Acatan 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 Miguel Acatan Compares to Other Months

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

This table compares monthly weather conditions in San Miguel Acatan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)52 mm (2.1 inches)76%extreme
February Weather14°C (58°F)34 mm (1.4 inches)68%extreme
March Weather15°C (59°F)31 mm (1.2 inches)59%extreme
April Weather17°C (62°F)95 mm (3.7 inches)57%extreme
May Weather17°C (63°F)255 mm (10.1 inches)65%extreme
June Weather17°C (62°F)401 mm (15.8 inches)66%extreme
July Weather16°C (61°F)179 mm (7.0 inches)75%extreme
August Weather16°C (61°F)295 mm (11.6 inches)82%extreme
September Weather16°C (62°F)336 mm (13.2 inches)82%extreme
October Weather16°C (61°F)263 mm (10.4 inches)83%extreme
November Weather15°C (59°F)125 mm (4.9 inches)80%extreme
December Weather14°C (57°F)44 mm (1.7 inches)76%very high

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