April Weather in San Isidro, Mexico

Last updated: August 27, 2025

In April, the average temperature in San Isidro, Mexico is a pleasant 20°C (69°F). Expect the mercury to dip as low as 7°C (45°F) and rise to a maximum of 34°C (93°F). With 11 mm (0.4 in) of precipitation spread over 3 days, you might want to carry an umbrella. The average humidity sits at a comfortable 58%, making it an ideal time to explore and enjoy the local scenery!

April Temperature in San Isidro

In April in San Isidro, the average temperature is 20°C (69°F). Maximums can reach 34°C (93°F), and minimums can be as low as 7°C (45°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (45°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 11 mm (0.4 in) over the course of 3 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 11 mm (0.4 inches) of precipitation spread over approximately 3 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 Isidro

In San Isidro in April humidity is 58%. With an average temperature of 20°C (69°F), this humidity feels like a refreshing balmy embrace, making it quite pleasant for traveling as long as you stay hydrated and take occasional breaks in the shade.

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 58%, 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 reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Isidro.

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 15, 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	13°C (56°F)	5 mm (0.2 inches)	74%	very high
February Weather	16°C (60°F)	7 mm (0.3 inches)	65%	extreme
March Weather	18°C (64°F)	10 mm (0.4 inches)	58%	extreme
April Weather	20°C (69°F)	11 mm (0.4 inches)	58%	extreme
May Weather	22°C (71°F)	35 mm (1.4 inches)	67%	extreme
June Weather	20°C (68°F)	139 mm (5.5 inches)	76%	extreme
July Weather	19°C (66°F)	103 mm (4.1 inches)	67%	extreme
August Weather	19°C (67°F)	89 mm (3.5 inches)	68%	extreme
September Weather	18°C (65°F)	125 mm (4.9 inches)	81%	extreme
October Weather	17°C (63°F)	61 mm (2.4 inches)	83%	extreme
November Weather	15°C (58°F)	19 mm (0.7 inches)	84%	very high
December Weather	13°C (56°F)	6 mm (0.2 inches)	81%	very high