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April Weather in San Isidro, Philippines

Last updated: August 27, 2025

In April, the average temperature in San Isidro, Philippines reaches a warm 29°C (85°F), with a minimum of 23°C (74°F) and a maximum of 38°C (101°F). Expect a fair amount of rain, totaling 74 mm (2.9 in) over 16 days, while the humidity remains comfortably high at 82%. Stay prepared for both heat and moisture during your visit!

April Temperature in San Isidro

In April in San Isidro, the average temperature is 29°C (85°F), with maximums reaching 38°C (101°F) and minimums dropping to as low as 23°C (74°F). This warm climate makes San Isidro an ideal destination for travelers seeking a sunny getaway.

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 29°C (85°F), with highs reaching up to 38°C (101°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818183848584838483838282
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 total precipitation amount is 74 mm (2.9 in) spread over 16 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 74 mm (2.9 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec20313313174228246277221239254219278
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 82%. With an average temperature of 29°C (85°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel almost stifling and requiring frequent breaks to stay refreshed and hydrated.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%84%82%83%85%86%87%89%85%87%91%
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 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in San Isidro, you can check 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 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416171413131415141211
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 Weather27°C (81°F)203 mm (8.0 inches)88%extreme
February Weather27°C (81°F)133 mm (5.2 inches)86%extreme
March Weather28°C (83°F)131 mm (5.2 inches)84%extreme
April Weather29°C (85°F)74 mm (2.9 inches)82%extreme
May Weather30°C (85°F)228 mm (9.0 inches)83%extreme
June Weather29°C (84°F)246 mm (9.7 inches)85%extreme
July Weather28°C (84°F)277 mm (10.9 inches)86%extreme
August Weather29°C (84°F)221 mm (8.7 inches)87%extreme
September Weather29°C (84°F)239 mm (9.4 inches)89%extreme
October Weather28°C (83°F)254 mm (10.0 inches)85%extreme
November Weather28°C (83°F)219 mm (8.6 inches)87%extreme
December Weather28°C (82°F)277 mm (10.9 inches)91%extreme

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