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January Weather in San Juan de Cacazu, Peru

Last updated: August 27, 2025

In January, the average temperature in San Juan de Cacazu, Peru is a pleasant 21°C (70°F). You can expect a minimum chill of 15°C (59°F) and a maximum warmth of 30°C (87°F). However, be prepared for frequent rainfall, with a total precipitation of 339 mm (13.4 in) spread over 23 days. With an average humidity of 91%, San Juan de Cacazu offers a distinctly lush atmosphere that can be both inviting and invigorating.

January Temperature in San Juan de Cacazu

In January in San Juan de Cacazu, the average temperature is 21°C (70°F), with maximums reaching 30°C (87°F) and minimums dropping as low as 15°C (59°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing in San Juan de Cacazu.

January Weather in San Juan de Cacazu: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Juan de Cacazu, 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 de Cacazu, January typically has an average temperature of 21°C (70°F), with highs reaching up to 30°C (87°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec696970696968676870707070
Data source: Temperature data for San Juan de Cacazu 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.

January Precipitation in San Juan de Cacazu

In San Juan de Cacazu in January, the total precipitation amount is 339 mm (13.4 in), occurring over the course of 23 days.

January Precipitation Trends in San Juan de Cacazu

The chart displays monthly precipitation patterns in San Juan de Cacazu, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In San Juan de Cacazu, January typically receives around 339 mm (13.4 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec33937531422812790667587158225304
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Juan de Cacazu

In San Juan de Cacazu in January, humidity is 91%. With an average temperature of 21°C (70°F), this humidity feels like a warm, heavy blanket wrapped around you, making travel slightly uncomfortable as the air clings to your skin and every step requires a little more effort.

January Average Humidity in San Juan de Cacazu

This chart illustrates the average monthly humidity levels in San Juan de Cacazu, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in San Juan de Cacazu is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Juan de Cacazu

In San Juan de Cacazu in January, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in San Juan de Cacazu, you can check Hourly UV Index in San Juan de Cacazu.

Maximum UV Index Levels in San Juan de Cacazu for January

The chart shows the monthly maximum UV Index (UVI) for San Juan de Cacazu in January, 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 January, the maximum UV index in San Juan de Cacazu typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171717161311111314161716
Data source: San Juan de Cacazu January 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 January Weather in San Juan de Cacazu Compares to Other Months

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

This table compares monthly weather conditions in San Juan de Cacazu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)339 mm (13.4 inches)91%extreme
February Weather21°C (70°F)375 mm (14.7 inches)90%extreme
March Weather21°C (70°F)314 mm (12.4 inches)91%extreme
April Weather21°C (70°F)228 mm (9.0 inches)89%extreme
May Weather20°C (69°F)127 mm (5.0 inches)85%extreme
June Weather20°C (69°F)90 mm (3.6 inches)65%extreme
July Weather20°C (67°F)66 mm (2.6 inches)47%extreme
August Weather20°C (68°F)75 mm (2.9 inches)38%extreme
September Weather21°C (70°F)87 mm (3.4 inches)40%extreme
October Weather21°C (70°F)158 mm (6.2 inches)56%extreme
November Weather21°C (71°F)224 mm (8.8 inches)76%extreme
December Weather21°C (70°F)304 mm (12.0 inches)90%extreme

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