April Weather in San Jose, Argentina

Last updated: August 22, 2025

In San Jose, Argentina during April, the average temperature is a comfortable 16°C (61°F). However, it can vary significantly, with minimum temperatures dipping to 2°C (37°F) and maximums reaching up to 29°C (84°F). Expect around 63 mm (2.5 in) of precipitation over approximately 9 days, contributing to an average humidity level of 83%. Enjoy the mild climate, but don't forget your umbrella!

April Temperature in San Jose

In April in San Jose, the average temperature is 16°C (61°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 2°C (37°F). It's a great time to visit San Jose for a diverse weather experience, so make sure to pack accordingly!

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 (61°F), with highs reaching up to 29°C (84°F) and lows dropping to around 2°C (37°F).

Data source: Temperature data for San Jose generated using information from the Copernicus Climate Change Service.

April Precipitation in San Jose

In San Jose in April, the total precipitation amount is 63 mm (2.5 in) spread over a duration of 9 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 63 mm (2.5 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in San Jose

In San Jose in April, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

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 83%, offering insight into how humid the weather typically is during this month.

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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. 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 10, which falls under the very high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (71°F)	100 mm (3.9 inches)	63%	extreme
February Weather	20°C (68°F)	133 mm (5.2 inches)	66%	extreme
March Weather	18°C (65°F)	87 mm (3.4 inches)	68%	extreme
April Weather	16°C (61°F)	63 mm (2.5 inches)	83%	very high
May Weather	12°C (54°F)	34 mm (1.3 inches)	82%	high
June Weather	9°C (48°F)	14 mm (0.6 inches)	72%	moderate
July Weather	9°C (48°F)	6 mm (0.3 inches)	57%	high
August Weather	11°C (53°F)	6 mm (0.2 inches)	42%	high
September Weather	14°C (58°F)	28 mm (1.1 inches)	51%	very high
October Weather	17°C (63°F)	49 mm (1.9 inches)	47%	extreme
November Weather	19°C (67°F)	84 mm (3.3 inches)	58%	extreme
December Weather	21°C (69°F)	117 mm (4.6 inches)	61%	extreme