September Weather in Sant Boi de Llucanes, Spain

Last updated: August 27, 2025

In September, the average temperature in Sant Boi de Llucanes, Spain hovers around 18°C (64°F), offering a pleasant climate for visitors. Expect minimum temperatures to dip to 6°C (43°F) and occasionally soar to a warm 28°C (83°F). With 121 mm (4.8 in) of precipitation spread over 17 days, it's advisable to pack an umbrella. The month maintains a comfortable average humidity of 68%, creating a refreshing atmosphere throughout.

September Temperature in Sant Boi de Llucanes

In September, in Sant Boi de Llucanes, the average temperature is 18°C (64°F). The maximum can reach 28°C (83°F), and the minimum can be as low as 6°C (43°F). This mild and varied climate makes Sant Boi de Llucanes an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

September Weather in Sant Boi de Llucanes: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sant Boi de Llucanes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sant Boi de Llucanes, September typically has an average temperature of 18°C (64°F), with highs reaching up to 28°C (83°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec404547515966717164564642
Data source: Temperature data for Sant Boi de Llucanes 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.

September Precipitation in Sant Boi de Llucanes

In Sant Boi de Llucanes in September, the total precipitation amount is 121 mm (4.8 in) recorded over the course of 17 days.

September Precipitation Trends in Sant Boi de Llucanes

The chart displays monthly precipitation patterns in Sant Boi de Llucanes, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Sant Boi de Llucanes, September typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec66778211513510589991211448433
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sant Boi de Llucanes

In Sant Boi de Llucanes in September, humidity is 68%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making for a slightly muggy experience that can leave you feeling sticky as you explore, so it’s best to stay hydrated and take frequent breaks in the shade.

September Average Humidity in Sant Boi de Llucanes

This chart illustrates the average monthly humidity levels in Sant Boi de Llucanes, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Sant Boi de Llucanes is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%74%71%69%66%65%64%64%68%77%79%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sant Boi de Llucanes

In Sant Boi de Llucanes in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sant Boi de Llucanes.

Maximum UV Index Levels in Sant Boi de Llucanes for September

The chart shows the monthly maximum UV Index (UVI) for Sant Boi de Llucanes in September, 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 September, the maximum UV index in Sant Boi de Llucanes typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34589101097632
Data source: Sant Boi de Llucanes September 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 September Weather in Sant Boi de Llucanes Compares to Other Months

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

This table compares monthly weather conditions in Sant Boi de Llucanes, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)66 mm (2.6 inches)79%moderate
February Weather7°C (45°F)77 mm (3.0 inches)74%moderate
March Weather8°C (47°F)82 mm (3.2 inches)71%moderate
April Weather11°C (51°F)115 mm (4.5 inches)69%very high
May Weather15°C (59°F)135 mm (5.3 inches)66%very high
June Weather19°C (66°F)105 mm (4.1 inches)65%very high
July Weather22°C (71°F)89 mm (3.5 inches)64%very high
August Weather22°C (71°F)99 mm (3.9 inches)64%very high
September Weather18°C (64°F)121 mm (4.8 inches)68%high
October Weather14°C (57°F)144 mm (5.7 inches)77%high
November Weather8°C (47°F)84 mm (3.3 inches)79%moderate
December Weather6°C (42°F)33 mm (1.3 inches)79%low

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