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September Weather in San Juan Ixcoy, Guatemala

Last updated: August 23, 2025

In September, the average temperature in San Juan Ixcoy, Guatemala is a mild 15°C (59°F), with a comfortable range between a minimum of 7°C (45°F) and a maximum of 23°C (74°F). Expect rain with an average precipitation of 239 mm (9.4 in) spread over 26 days, resulting in a humid atmosphere with an average humidity level of 82%.

September Temperature in San Juan Ixcoy

In September, in San Juan Ixcoy, the average temperature is 15°C (59°F). Maximums can reach 23°C (74°F), while minimums can drop as low as 7°C (45°F). This pleasant range makes San Juan Ixcoy an ideal destination for travelers seeking comfortable weather.

September Weather in San Juan Ixcoy: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Juan Ixcoy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan Ixcoy, September typically has an average temperature of 15°C (59°F), with highs reaching up to 23°C (74°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec545657606059595959595755
Data source: Temperature data for San Juan Ixcoy 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 Juan Ixcoy

In San Juan Ixcoy in September, the precipitation amount is 239 mm (9.4 in) over a span of 26 days.

September Precipitation Trends in San Juan Ixcoy

The chart displays monthly precipitation patterns in San Juan Ixcoy, 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 Juan Ixcoy, September typically receives around 239 mm (9.4 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec3324251082743221362152392409929
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Juan Ixcoy

In San Juan Ixcoy in September, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

September Average Humidity in San Juan Ixcoy

This chart illustrates the average monthly humidity levels in San Juan Ixcoy, 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 Juan Ixcoy 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 Juan Ixcoy

In San Juan Ixcoy 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 Juan Ixcoy.

Maximum UV Index Levels in San Juan Ixcoy for September

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

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

This table compares monthly weather conditions in San Juan Ixcoy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (55°F)33 mm (1.3 inches)76%extreme
February Weather13°C (56°F)24 mm (0.9 inches)68%extreme
March Weather14°C (58°F)25 mm (1.0 inches)59%extreme
April Weather15°C (60°F)108 mm (4.3 inches)57%extreme
May Weather16°C (60°F)274 mm (10.8 inches)65%extreme
June Weather15°C (60°F)322 mm (12.7 inches)66%extreme
July Weather15°C (59°F)136 mm (5.4 inches)75%extreme
August Weather15°C (59°F)215 mm (8.4 inches)82%extreme
September Weather15°C (59°F)239 mm (9.4 inches)82%extreme
October Weather15°C (59°F)239 mm (9.4 inches)83%extreme
November Weather14°C (57°F)99 mm (3.9 inches)80%extreme
December Weather13°C (55°F)29 mm (1.1 inches)76%very high

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