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August Weather in Caldelas, Portugal

Last updated: August 27, 2025

In August, the average temperature in Caldelas, Portugal hovers around 20°C (68°F). Expect variations, with temperatures dipping to a minimum of 10°C (49°F) and soaring to a maximum of 37°C (99°F). During this month, precipitation amounts to 34 mm (1.4 in) over about 3 days, while average humidity remains comfortable at 64%.

August Temperature in Caldelas

In August in Caldelas, the average temperature is 20°C (68°F). Maximum temperatures can reach 37°C (99°F), and the minimum can drop as low as 10°C (49°F). Be prepared for a range of weather conditions when traveling during this month in Caldelas.

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

The chart illustrates August temperature patterns in Caldelas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caldelas, August typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (99°F) and lows dropping to around 10°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec464951556063686866595249
Data source: Temperature data for Caldelas 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 Caldelas

In Caldelas in August, the total precipitation amount is 34 mm (1.4 in) recorded over a span of 3 days.

August Precipitation Trends in Caldelas

The chart displays monthly precipitation patterns in Caldelas, 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 Caldelas, August typically receives around 34 mm (1.4 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec14720920517911970343459166228273
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Caldelas

In Caldelas in August humidity is 64%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making it a perfect time for travelers to explore, though they might want to stay hydrated and take breaks in the shade to fully enjoy the experience.

August Average Humidity in Caldelas

This chart illustrates the average monthly humidity levels in Caldelas, 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 Caldelas is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Caldelas

In Caldelas 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 Caldelas.

Maximum UV Index Levels in Caldelas for August

The chart shows the monthly maximum UV Index (UVI) for Caldelas 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 Caldelas typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098642
Data source: Caldelas 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 Caldelas Compares to Other Months

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

This table compares monthly weather conditions in Caldelas, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)147 mm (5.8 inches)87%low
February Weather10°C (50°F)209 mm (8.2 inches)81%moderate
March Weather11°C (51°F)205 mm (8.1 inches)78%high
April Weather13°C (55°F)179 mm (7.0 inches)79%very high
May Weather16°C (61°F)119 mm (4.7 inches)78%very high
June Weather17°C (64°F)70 mm (2.8 inches)71%extreme
July Weather20°C (68°F)34 mm (1.3 inches)63%very high
August Weather20°C (68°F)34 mm (1.4 inches)64%very high
September Weather19°C (66°F)59 mm (2.3 inches)71%very high
October Weather15°C (59°F)166 mm (6.5 inches)79%high
November Weather11°C (52°F)228 mm (9.0 inches)86%moderate
December Weather9°C (49°F)273 mm (10.8 inches)87%low

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