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August Weather in Saint-Cast-le-Guildo, France

Last updated: August 23, 2025

In August, the average temperature in Saint-Cast-le-Guildo, France is a comfortable 18°C (64°F). You can expect a minimum of 14°C (57°F) and a maximum of 24°C (76°F). During this month, precipitation amounts to approximately 56 mm (2.2 in), typically falling over 11 days, while the average humidity hovers around 73%.

August Temperature in Saint-Cast-le-Guildo

In August in Saint-Cast-le-Guildo, the average temperature is 18°C (64°F), with maximums reaching 24°C (76°F) and minimums dipping as low as 14°C (57°F). This pleasant climate makes Saint-Cast-le-Guildo an ideal destination for travelers seeking comfortable weather during their visit.

August Weather in Saint-Cast-le-Guildo: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint-Cast-le-Guildo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Cast-le-Guildo, August typically has an average temperature of 18°C (64°F), with highs reaching up to 24°C (76°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec474748515560636463595350
Data source: Temperature data for Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo in August, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.

August Precipitation Trends in Saint-Cast-le-Guildo

The chart displays monthly precipitation patterns in Saint-Cast-le-Guildo, 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 Saint-Cast-le-Guildo, August typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec858766396375435679139117159
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo in August, humidity is 73%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can leave travelers feeling a bit sluggish, making outdoor activities feel more demanding and encouraging frequent breaks to hydrate and cool off.

August Average Humidity in Saint-Cast-le-Guildo

This chart illustrates the average monthly humidity levels in Saint-Cast-le-Guildo, 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 Saint-Cast-le-Guildo is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo in August, 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 Saint-Cast-le-Guildo.

Maximum UV Index Levels in Saint-Cast-le-Guildo for August

The chart shows the monthly maximum UV Index (UVI) for Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo Compares to Other Months

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

This table compares monthly weather conditions in Saint-Cast-le-Guildo, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)85 mm (3.4 inches)90%low
February Weather8°C (47°F)87 mm (3.4 inches)89%moderate
March Weather9°C (49°F)66 mm (2.6 inches)86%moderate
April Weather10°C (51°F)39 mm (1.5 inches)84%high
May Weather13°C (55°F)63 mm (2.5 inches)80%very high
June Weather15°C (60°F)75 mm (3.0 inches)80%very high
July Weather17°C (64°F)43 mm (1.7 inches)69%very high
August Weather18°C (64°F)56 mm (2.2 inches)73%very high
September Weather17°C (63°F)79 mm (3.1 inches)79%high
October Weather15°C (59°F)139 mm (5.5 inches)89%moderate
November Weather11°C (53°F)117 mm (4.6 inches)92%low
December Weather10°C (50°F)159 mm (6.2 inches)92%low

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