nomadseason

April Weather in San Isidro, Spain

Last updated: August 27, 2025

In April, the average temperature in San Isidro, Spain hovers around 16°C (61°F). Expect a range where the minimum can drop to 4°C (40°F) and the maximum may reach up to 29°C (85°F). During this period, precipitation can amount to 52 mm (2.0 in) across 8 days, with an average humidity of 58%.

April Temperature in San Isidro

In April in San Isidro, the average temperature is 16°C (61°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop to as low as 4°C (40°F). This diverse weather makes San Isidro an ideal destination for travelers seeking both warm and cooler experiences.

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 16°C (61°F), with highs reaching up to 29°C (85°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec515557616975818175675854
Data source: Temperature data for San Isidro generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
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) recorded over a span of 8 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 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec36124652252842358333716
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in San Isidro

In San Isidro in April humidity is 58%. With an average temperature of 16°C (61°F), this humidity feels like a soft blanket enveloping you, making it ideal for leisurely sightseeing but slightly muggy if you're engaging in more strenuous activities.

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.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%64%58%53%49%51%51%58%71%76%80%
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 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568101211109743
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 Weather11°C (51°F)36 mm (1.4 inches)78%moderate
February Weather13°C (55°F)12 mm (0.5 inches)75%moderate
March Weather14°C (58°F)46 mm (1.8 inches)64%high
April Weather16°C (61°F)52 mm (2.0 inches)58%very high
May Weather20°C (69°F)25 mm (1.0 inches)53%very high
June Weather24°C (76°F)28 mm (1.1 inches)49%extreme
July Weather27°C (81°F)4 mm (0.1 inches)51%extreme
August Weather27°C (81°F)23 mm (0.9 inches)51%very high
September Weather24°C (76°F)58 mm (2.3 inches)58%very high
October Weather19°C (67°F)33 mm (1.3 inches)71%high
November Weather15°C (59°F)37 mm (1.5 inches)76%moderate
December Weather12°C (54°F)16 mm (0.6 inches)80%moderate

Compare San Isidro's Climate with Cities Worldwide