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September Weather in Graus, Spain

Last updated: August 27, 2025

In Graus, Spain, the average temperature in September hovers around 18°C (65°F). This month can bring a cool minimum of 5°C (41°F), while the maximum can reach up to 31°C (88°F). With an average humidity of 73%, expect a precipitation amount of 51 mm (2.0 in) spread over approximately 7 days.

September Temperature in Graus

In September in Graus, the average temperature is 18°C (65°F). The maximum can reach 31°C (88°F), while the minimum can drop as low as 5°C (41°F). This makes it a great time to visit, as you can enjoy warm days and cool evenings.

September Weather in Graus: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Graus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Graus, September typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (88°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec384346516067737365564540
Data source: Temperature data for Graus 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 Graus

In Graus in September, the precipitation amount is 51 mm (2.0 in) over a period of 7 days.

September Precipitation Trends in Graus

The chart displays monthly precipitation patterns in Graus, 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 Graus, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec41459311710096285751958164
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Graus

In Graus in September, humidity is 73%. With an average temperature of 18°C (65°F), this humidity feels like a warm, slightly muggy embrace that can make exploring the outdoors a bit sticky, yet still pleasant for leisurely strolls and sightseeing.

September Average Humidity in Graus

This chart illustrates the average monthly humidity levels in Graus, 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 Graus is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%77%75%74%72%70%73%82%87%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Graus

In Graus in September, 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 Graus.

Maximum UV Index Levels in Graus for September

The chart shows the monthly maximum UV Index (UVI) for Graus 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 Graus typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111198632
Data source: Graus 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 Graus Compares to Other Months

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

This table compares monthly weather conditions in Graus, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (39°F)41 mm (1.6 inches)87%moderate
February Weather6°C (43°F)45 mm (1.8 inches)83%moderate
March Weather8°C (46°F)93 mm (3.7 inches)80%high
April Weather11°C (52°F)117 mm (4.6 inches)77%very high
May Weather15°C (60°F)100 mm (3.9 inches)75%very high
June Weather19°C (67°F)96 mm (3.8 inches)74%extreme
July Weather23°C (74°F)28 mm (1.1 inches)72%extreme
August Weather23°C (74°F)57 mm (2.2 inches)70%very high
September Weather18°C (65°F)51 mm (2.0 inches)73%very high
October Weather13°C (56°F)95 mm (3.7 inches)82%high
November Weather7°C (45°F)81 mm (3.2 inches)87%moderate
December Weather5°C (41°F)64 mm (2.5 inches)88%low

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