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July Weather in San Juan Chamelco, Guatemala

Last updated: August 23, 2025

In San Juan Chamelco, Guatemala, the average temperature in July is a pleasant 21°C (71°F). Expect mild conditions with minimums dipping to 16°C (60°F) and highs reaching 29°C (84°F). However, be prepared for significant precipitation, totaling 255 mm (10.0 in) over 26 days, and a notably high average humidity of 75%.

July Temperature in San Juan Chamelco

In July in San Juan Chamelco, the average temperature is 21°C (71°F). Maximums can reach 29°C (84°F) and minimums can be as low as 16°C (60°F). This pleasant climate makes it an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

July Weather in San Juan Chamelco: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in San Juan Chamelco, 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 Chamelco, July typically has an average temperature of 21°C (71°F), with highs reaching up to 29°C (84°F) and lows dropping to around 16°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec646667717272717171706664
Data source: Temperature data for San Juan Chamelco 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.

July Precipitation in San Juan Chamelco

In San Juan Chamelco in July, the total precipitation amount is 255 mm (10.0 in), spread over 26 days.

July Precipitation Trends in San Juan Chamelco

The chart displays monthly precipitation patterns in San Juan Chamelco, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In San Juan Chamelco, July typically receives around 255 mm (10.0 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec16598112101252417255337378427333151
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Juan Chamelco

In San Juan Chamelco in July, humidity is 75%. With an average temperature of 21°C (71°F), this humidity feels like a warm blanket wrapping around you, making travel slightly uncomfortable but offering a lush, vibrant atmosphere that invites exploration at a leisurely pace.

July Average Humidity in San Juan Chamelco

This chart illustrates the average monthly humidity levels in San Juan Chamelco, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in San Juan Chamelco is approximately 75%, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in San Juan Chamelco

In San Juan Chamelco in July, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Juan Chamelco, you can check here.

Maximum UV Index Levels in San Juan Chamelco for July

The chart shows the monthly maximum UV Index (UVI) for San Juan Chamelco in July, 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 July, the maximum UV index in San Juan Chamelco typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141414141312109
Data source: San Juan Chamelco July 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 July Weather in San Juan Chamelco Compares to Other Months

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

This table compares monthly weather conditions in San Juan Chamelco, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)165 mm (6.5 inches)76%very high
February Weather19°C (66°F)98 mm (3.9 inches)68%extreme
March Weather19°C (67°F)112 mm (4.4 inches)59%extreme
April Weather22°C (71°F)101 mm (4.0 inches)57%extreme
May Weather22°C (73°F)252 mm (9.9 inches)65%extreme
June Weather22°C (72°F)417 mm (16.4 inches)66%extreme
July Weather21°C (71°F)255 mm (10.0 inches)75%extreme
August Weather22°C (71°F)337 mm (13.3 inches)82%extreme
September Weather22°C (71°F)378 mm (14.9 inches)82%extreme
October Weather21°C (70°F)427 mm (16.8 inches)83%extreme
November Weather19°C (67°F)333 mm (13.1 inches)80%very high
December Weather18°C (65°F)151 mm (5.9 inches)76%very high

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