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April Weather in San Isidro, Spain

Last updated: August 27, 2025

In San Isidro, Spain, the average temperature in April hovers around 17°C (63°F), with a minimum of 14°C (58°F) and a comfortable maximum of 27°C (81°F). Expect about 52 mm (2.0 in) of precipitation spread over 11 days, while the air maintains an average humidity of 83%. A blend of warmth and moisture creates a vibrant atmosphere perfect for exploration!

April Temperature in San Isidro

In April in San Isidro, the average temperature is 17°C (63°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 14°C (58°F). It's a great time to explore outdoor activities and enjoy mild weather while visiting.

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 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec626362636568717472716764
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 52 mm (2.0 in), occurring over the course of 11 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 52 mm (2.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec363843523514219223125
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 83%. With an average temperature of 17°C (63°F), this humidity feels like a warm, sticky embrace that can make traveling uncomfortable, as the air clings to the skin and creates a heavy atmosphere, often leading to fatigue and a longing for the cooling relief of shade or air conditioning.

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 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%76%81%83%82%85%89%90%88%85%80%74%
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 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121111976
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 Weather17°C (63°F)36 mm (1.4 inches)73%moderate
February Weather17°C (63°F)38 mm (1.5 inches)76%high
March Weather17°C (62°F)43 mm (1.7 inches)81%very high
April Weather17°C (63°F)52 mm (2.0 inches)83%extreme
May Weather19°C (66°F)35 mm (1.4 inches)82%extreme
June Weather20°C (68°F)14 mm (0.6 inches)85%extreme
July Weather22°C (72°F)2 mm (0.1 inches)89%extreme
August Weather23°C (74°F)1 mm (0.1 inches)90%extreme
September Weather22°C (72°F)9 mm (0.4 inches)88%extreme
October Weather22°C (71°F)22 mm (0.9 inches)85%very high
November Weather20°C (67°F)31 mm (1.2 inches)80%high
December Weather18°C (65°F)25 mm (1.0 inches)74%high

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