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April Weather in San Jose, Peru

Last updated: August 27, 2025

In April, the average temperature in San Jose, Peru hovers around a mild 16°C (62°F). With a minimum of 10°C (51°F) and a maximum reaching up to 24°C (76°F), you'll experience a comfortable range of weather throughout the month. Expect heavy precipitation, totaling 207 mm (8.1 in) over 29 days, coupled with an average humidity of 85%, making it a wonderfully wet and lush time to visit!

April Temperature in San Jose

In April in San Jose, the average temperature is 16°C (62°F). Maximums can reach 24°C (76°F), while minimums can drop as low as 10°C (51°F). This pleasant climate makes it an ideal time for travelers to enjoy outdoor activities and explore the local attractions.

April Weather in San Jose: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in San Jose, 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, April typically has an average temperature of 16°C (62°F), with highs reaching up to 24°C (76°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec626362626160595960626363
Data source: Temperature data for San Jose 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.

April Precipitation in San Jose

In San Jose in April, the precipitation amount is 207 mm (8.1 in) spread over 29 days.

April Precipitation Trends in San Jose

The chart displays monthly precipitation patterns in San Jose, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In San Jose, April typically receives around 207 mm (8.1 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec222222257207157131143142133183167247
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Jose

In San Jose in April humidity is 85%. With an average temperature of 16°C (62°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sluggish and sticky, and urging you to seek shade and hydration at every stop.

April Average Humidity in San Jose

This chart illustrates the average monthly humidity levels in San Jose, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in San Jose is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%88%85%78%62%44%38%42%58%69%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in San Jose

In San Jose in April, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in San Jose.

Maximum UV Index Levels in San Jose for April

The chart shows the monthly maximum UV Index (UVI) for San Jose in April, 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 April, the maximum UV index in San Jose typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171718181513131416171616
Data source: San Jose April 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 April Weather in San Jose Compares to Other Months

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

This table compares monthly weather conditions in San Jose, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)222 mm (8.8 inches)83%extreme
February Weather17°C (63°F)221 mm (8.7 inches)81%extreme
March Weather17°C (62°F)257 mm (10.1 inches)88%extreme
April Weather16°C (62°F)207 mm (8.1 inches)85%extreme
May Weather16°C (62°F)157 mm (6.2 inches)78%extreme
June Weather16°C (61°F)131 mm (5.1 inches)62%extreme
July Weather15°C (59°F)143 mm (5.6 inches)44%extreme
August Weather15°C (60°F)142 mm (5.6 inches)38%extreme
September Weather16°C (60°F)133 mm (5.3 inches)42%extreme
October Weather16°C (62°F)183 mm (7.2 inches)58%extreme
November Weather17°C (63°F)167 mm (6.6 inches)69%extreme
December Weather17°C (63°F)247 mm (9.7 inches)82%extreme

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