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September Weather in Casas Altas, Spain

Last updated: August 27, 2025

In September, the average temperature in Casas Altas, Spain hovers around 18°C (64°F). Expect minimums that can dip to 5°C (41°F) and maximums reaching up to 30°C (86°F). With an average precipitation of 53 mm (2.1 in) over approximately 9 days, and a comfortable average humidity of 58%, it's a month that beautifully balances warmth and occasional rain.

September Temperature in Casas Altas

In September, in Casas Altas, the average temperature is 18°C (64°F). Maximum temperatures can reach 30°C (86°F), while minimum temperatures can drop as low as 5°C (41°F). Layered clothing is recommended for travelers to accommodate the varying temperatures throughout the day.

September Weather in Casas Altas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Casas Altas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Casas Altas, September typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec384345495866737264564541
Data source: Temperature data for Casas Altas 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 Casas Altas

In Casas Altas in September, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

September Precipitation Trends in Casas Altas

The chart displays monthly precipitation patterns in Casas Altas, 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 Casas Altas, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec322262935847184153484526
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Casas Altas

In Casas Altas in September humidity is 58%. With an average temperature of 18°C (64°F), this humidity feels like a refreshing embrace, making it a comfortable time for traveling as you can enjoy outdoor explorations without feeling overly warm or sticky.

September Average Humidity in Casas Altas

This chart illustrates the average monthly humidity levels in Casas Altas, 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 Casas Altas is approximately 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%64%58%53%49%51%51%58%71%76%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Casas Altas

In Casas Altas 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 Casas Altas.

Maximum UV Index Levels in Casas Altas for September

The chart shows the monthly maximum UV Index (UVI) for Casas Altas 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 Casas Altas typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101211108743
Data source: Casas Altas 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 Casas Altas Compares to Other Months

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

This table compares monthly weather conditions in Casas Altas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)32 mm (1.3 inches)78%moderate
February Weather6°C (43°F)22 mm (0.9 inches)75%moderate
March Weather7°C (46°F)62 mm (2.4 inches)64%high
April Weather10°C (49°F)93 mm (3.7 inches)58%very high
May Weather15°C (59°F)58 mm (2.3 inches)53%very high
June Weather19°C (67°F)47 mm (1.8 inches)49%extreme
July Weather23°C (73°F)18 mm (0.7 inches)51%extreme
August Weather22°C (73°F)41 mm (1.6 inches)51%very high
September Weather18°C (64°F)53 mm (2.1 inches)58%very high
October Weather13°C (56°F)48 mm (1.9 inches)71%high
November Weather7°C (45°F)45 mm (1.8 inches)76%moderate
December Weather5°C (41°F)26 mm (1.0 inches)80%moderate

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