April Weather in San Isidro, Mexico

Last updated: August 27, 2025

In April, the average temperature in San Isidro, Mexico is a pleasant 23°C (74°F). Expect a minimum of 10°C (51°F) and a maximum of 34°C (94°F), making for comfortable days and cooler nights. With just 1 mm (0.0 in) of precipitation over 0 days, you can leave the umbrella at home. On top of that, the average humidity is a comfortable 42%, perfect for enjoying the outdoors!

April Temperature in San Isidro

In April in San Isidro, the average temperature is 23°C (74°F). Maximum temperatures can reach up to 34°C (94°F), while the minimum can drop as low as 10°C (51°F). This makes San Isidro an ideal destination for travelers seeking a mix of warm days and cooler nights.

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

The chart illustrates April temperature patterns in San Isidro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Isidro, April typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (51°F).

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

April Precipitation in San Isidro

In San Isidro in April, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

April Precipitation Trends in San Isidro

The chart displays monthly precipitation patterns in San Isidro, 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 Isidro, April typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

April Humidity in San Isidro

In San Isidro in April, humidity is 42%. With an average temperature of 23°C (74°F), this humidity feels like a comfortable embrace, making it pleasant for traveling and exploring the sights without feeling too sticky or oppressive.

April Average Humidity in San Isidro

This chart illustrates the average monthly humidity levels in San Isidro, 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 Isidro is approximately 42%, 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 Isidro

In San Isidro in April, 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 Isidro, you can check here.

Maximum UV Index Levels in San Isidro for April

The chart shows the monthly maximum UV Index (UVI) for San Isidro 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 Isidro typically reaches 14, which falls under the extreme exposure category.

Data source: San Isidro 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 Isidro Compares to Other Months

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

This table compares monthly weather conditions in San Isidro, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	7 mm (0.3 inches)	64%	very high
February Weather	19°C (66°F)	12 mm (0.5 inches)	57%	extreme
March Weather	22°C (71°F)	3 mm (0.1 inches)	46%	extreme
April Weather	23°C (74°F)	1 mm (0.0 inches)	42%	extreme
May Weather	25°C (77°F)	20 mm (0.8 inches)	51%	extreme
June Weather	24°C (75°F)	110 mm (4.3 inches)	74%	extreme
July Weather	22°C (71°F)	235 mm (9.3 inches)	79%	extreme
August Weather	22°C (71°F)	210 mm (8.3 inches)	81%	extreme
September Weather	21°C (70°F)	201 mm (7.9 inches)	84%	extreme
October Weather	21°C (69°F)	68 mm (2.7 inches)	75%	extreme
November Weather	19°C (66°F)	20 mm (0.8 inches)	71%	very high
December Weather	17°C (63°F)	8 mm (0.3 inches)	74%	very high