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April Weather in Samil, Portugal

Last updated: August 27, 2025

In April, the average temperature in Samil, Portugal hovers around 11°C (52°F), with a minimum of -3°C (27°F) and a maximum reaching 25°C (77°F). Expect some rain, as precipitation averages 92 mm (3.6 in) across 13 days, contributing to a 77% average humidity. Stay prepared for a mix of cool and pleasant weather!

April Temperature in Samil

In April, in Samil, the average temperature is 11°C (52°F). Maximum temperatures can reach 25°C (77°F), while minimums can drop as low as -3°C (27°F). Be prepared for a wide range of temperatures when traveling during this time.

April Weather in Samil: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Samil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Samil, April typically has an average temperature of 11°C (52°F), with highs reaching up to 25°C (77°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec404547525965717065574743
Data source: Temperature data for Samil 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 Samil

In Samil in April, the precipitation amount is 92 mm (3.6 in) spread over 13 days.

April Precipitation Trends in Samil

The chart displays monthly precipitation patterns in Samil, 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 Samil, April typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec549510092514818164575110127
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Samil

In Samil in April humidity is 77%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable if not properly dressed, as the moisture in the air amplifies the cold, leaving travelers feeling cooler than expected.

April Average Humidity in Samil

This chart illustrates the average monthly humidity levels in Samil, 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 Samil is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Samil

In Samil 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 Samil.

Maximum UV Index Levels in Samil for April

The chart shows the monthly maximum UV Index (UVI) for Samil 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 Samil typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098642
Data source: Samil 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 Samil Compares to Other Months

Weather in Samil varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Samil, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Samil, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)54 mm (2.1 inches)91%low
February Weather7°C (45°F)95 mm (3.7 inches)85%moderate
March Weather8°C (47°F)99 mm (3.9 inches)79%high
April Weather11°C (52°F)92 mm (3.6 inches)77%very high
May Weather15°C (60°F)51 mm (2.0 inches)76%very high
June Weather18°C (65°F)48 mm (1.9 inches)64%extreme
July Weather22°C (71°F)18 mm (0.7 inches)54%very high
August Weather21°C (71°F)16 mm (0.6 inches)52%very high
September Weather18°C (65°F)45 mm (1.8 inches)63%very high
October Weather14°C (57°F)74 mm (2.9 inches)78%high
November Weather8°C (47°F)110 mm (4.3 inches)90%moderate
December Weather6°C (43°F)127 mm (5.0 inches)91%low

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