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August Weather in Marinha Grande, Portugal

Last updated: August 27, 2025

In August, the average temperature in Marinha Grande, Portugal hovers around 19°C (66°F). Expect a minimum of 15°C (58°F) and a pleasant maximum of 31°C (87°F). With just 9 mm (0.3 in) of precipitation over 1 day, the weather remains relatively dry, complemented by an average humidity of 60%. Enjoy the comfortable climate!

August Temperature in Marinha Grande

In August in Marinha Grande, the average temperature is 19°C (66°F). Maximums can reach 31°C (87°F), while minimums can drop as low as 15°C (58°F). This temperate climate makes Marinha Grande an ideal destination for travelers seeking pleasant weather.

August Weather in Marinha Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Marinha Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marinha Grande, August typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (87°F) and lows dropping to around 15°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec525455576163666666635755
Data source: Temperature data for Marinha Grande 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 Marinha Grande

In Marinha Grande in August, the precipitation amount is 9 mm (0.3 in) over the course of 1 day.

August Precipitation Trends in Marinha Grande

The chart displays monthly precipitation patterns in Marinha Grande, 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 Marinha Grande, August typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec6071971015526109288211294
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Marinha Grande

In Marinha Grande in August, humidity is 60%. With an average temperature of 19°C (66°F), this humidity feels like a warm, slightly sticky embrace, making traveling enjoyable yet necessitating occasional breaks to stay refreshed.

August Average Humidity in Marinha Grande

This chart illustrates the average monthly humidity levels in Marinha Grande, 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 Marinha Grande is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Marinha Grande

In Marinha Grande 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 Marinha Grande.

Maximum UV Index Levels in Marinha Grande for August

The chart shows the monthly maximum UV Index (UVI) for Marinha Grande 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 Marinha Grande typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699111098643
Data source: Marinha Grande 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 Marinha Grande Compares to Other Months

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

This table compares monthly weather conditions in Marinha Grande, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)60 mm (2.4 inches)85%moderate
February Weather12°C (55°F)71 mm (2.8 inches)75%moderate
March Weather13°C (56°F)97 mm (3.8 inches)72%high
April Weather14°C (58°F)101 mm (4.0 inches)70%very high
May Weather16°C (62°F)54 mm (2.1 inches)70%very high
June Weather17°C (63°F)26 mm (1.0 inches)63%extreme
July Weather19°C (66°F)10 mm (0.4 inches)60%very high
August Weather19°C (66°F)9 mm (0.3 inches)60%very high
September Weather19°C (66°F)28 mm (1.1 inches)67%very high
October Weather17°C (63°F)82 mm (3.2 inches)74%high
November Weather14°C (58°F)112 mm (4.4 inches)83%moderate
December Weather13°C (55°F)94 mm (3.7 inches)85%moderate

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