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August Weather in Samil, Portugal

Last updated: August 27, 2025

In Samil, Portugal, the average temperature in August hovers around 21°C (71°F), with possible fluctuations ranging from a brisk 7°C (44°F) to a scorching 37°C (99°F). You can expect 16 mm (0.6 in) of rain over about 3 days, complemented by a moderate average humidity of 52%. Whether you’re soaking up the sun or dodging a drizzle, it’s the perfect time to explore!

August Temperature in Samil

In August in Samil, the average temperature is 21°C (71°F). Maximums can reach 37°C (99°F) and minimums can be as low as 7°C (44°F). This range of temperatures makes Samil an ideal destination for travelers seeking both warm and cooler experiences.

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

The chart illustrates August 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, August typically has an average temperature of 21°C (71°F), with highs reaching up to 37°C (99°F) and lows dropping to around 7°C (44°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.

August Precipitation in Samil

In Samil in August, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

August Precipitation Trends in Samil

The chart displays monthly precipitation patterns in Samil, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Samil, August typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec549510092514818164575110127
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Samil

In Samil in August humidity is 52%. With an average temperature of 21°C (71°F), this humidity feels like a comfortable embrace, making it pleasant for traveling as you can easily enjoy outdoor activities without feeling overheated or sticky.

August Average Humidity in Samil

This chart illustrates the average monthly humidity levels in Samil, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Samil is approximately 52%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Samil

In Samil in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Samil.

Maximum UV Index Levels in Samil for August

The chart shows the monthly maximum UV Index (UVI) for Samil in August, 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 August, the maximum UV index in Samil typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098642
Data source: Samil August 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 August 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 August’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 August’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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