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April Weather in San Isidro, Mexico

Last updated: August 27, 2025

In April, the average temperature in San Isidro, Mexico reaches a comfortable 25°C (77°F). However, be prepared for a bit of variability, as temperatures can drop as low as 10°C (50°F) and soar up to 36°C (98°F). Visitors can expect minimal precipitation of just 5 mm (0.2 in) over the span of 1 day and an average humidity level of 48%, making it a pleasant time to explore the area!

April Temperature in San Isidro

In April in San Isidro, the average temperature is 25°C (77°F). Maximums can reach 36°C (98°F) and minimums can be as low as 10°C (50°F). This makes it a perfect time for travelers seeking warm days and cool evenings.

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 25°C (77°F), with highs reaching up to 36°C (98°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec596571778283808176736660
Data source: Temperature data for San Isidro 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 Isidro

In San Isidro in April, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

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 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec7795112782399140712
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Isidro

In San Isidro in April, humidity is 48%. With an average temperature of 25°C (77°F), this humidity feels like a pleasant, mild warmth, perfect for leisurely exploration and outdoor activities without the discomfort of muggy conditions.

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 48%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%62%53%48%52%64%73%71%82%83%82%84%
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.
JanFebMarAprMayJunJulAugSepOctNovDec710121414131313131187
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.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)7 mm (0.3 inches)70%high
February Weather18°C (66°F)7 mm (0.3 inches)62%very high
March Weather22°C (71°F)9 mm (0.3 inches)53%extreme
April Weather25°C (77°F)5 mm (0.2 inches)48%extreme
May Weather28°C (82°F)11 mm (0.4 inches)52%extreme
June Weather28°C (83°F)27 mm (1.1 inches)64%extreme
July Weather27°C (80°F)82 mm (3.2 inches)73%extreme
August Weather27°C (81°F)39 mm (1.5 inches)71%extreme
September Weather24°C (76°F)91 mm (3.6 inches)82%extreme
October Weather23°C (73°F)40 mm (1.6 inches)83%extreme
November Weather19°C (66°F)7 mm (0.3 inches)82%very high
December Weather16°C (60°F)12 mm (0.5 inches)84%high

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