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April Weather in San Jose, Mexico

Last updated: August 27, 2025

In April, the average temperature in San Jose, Mexico is a warm 29°C (85°F). You'll experience a range where the minimum dips to 18°C (65°F) and the maximum can soar to 42°C (108°F). Expect 32 mm (1.3 in) of precipitation spread over 6 days, accompanied by an average humidity of 61%. Embrace the vibrant climate as you explore!

April Temperature in San Jose

In April in San Jose, the average temperature is 29°C (85°F). Maximums can reach 42°C (108°F), while minimums can drop as low as 18°C (65°F). Be prepared for warm days and cooler nights when planning your travel.

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 29°C (85°F), with highs reaching up to 42°C (108°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec757881858884858483817775
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 total precipitation amount is 32 mm (1.3 in) over the course of 6 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 32 mm (1.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec42211732742499014921925111849
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 61%. With an average temperature of 29°C (85°F), this humidity feels like a warm, steamy embrace, making travel enjoyable yet slightly uncomfortable as the air hangs heavy, often leaving you longing for a refreshing breeze.

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 61%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%73%64%61%60%59%64%76%80%82%83%84%
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 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313141313121198
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 Weather24°C (75°F)42 mm (1.6 inches)78%very high
February Weather26°C (78°F)21 mm (0.8 inches)73%extreme
March Weather27°C (82°F)17 mm (0.7 inches)64%extreme
April Weather29°C (85°F)32 mm (1.3 inches)61%extreme
May Weather31°C (88°F)74 mm (2.9 inches)59%extreme
June Weather29°C (84°F)249 mm (9.8 inches)59%extreme
July Weather29°C (85°F)90 mm (3.5 inches)64%extreme
August Weather29°C (84°F)149 mm (5.9 inches)76%extreme
September Weather28°C (83°F)219 mm (8.6 inches)80%extreme
October Weather27°C (81°F)251 mm (9.9 inches)82%extreme
November Weather25°C (78°F)118 mm (4.7 inches)83%very high
December Weather24°C (76°F)49 mm (1.9 inches)84%very high

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