September Weather in Andalusia, United States

Last updated: June 24, 2025

In Andalusia, United States, the average temperature in September hovers around 20°C (69°F), with a comfortable range that can dip to a minimum of 4°C (40°F) and peak at a warm 34°C (93°F). During this month, expect 107 mm (4.2 in) of precipitation spread over about 9 days, complemented by an average humidity level of 78%.

September Temperature in Andalusia

In September in Andalusia, the average temperature is a pleasant 20°C (69°F). Maximum temperatures can reach as high as 34°C (93°F), while the minimum can dip down to 4°C (40°F). This makes it an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Andalusia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Andalusia, September typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec242640496373777468543932
Data source: Temperature data for Andalusia 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 Andalusia

In Andalusia in September, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

September Precipitation Trends in Andalusia

The chart displays monthly precipitation patterns in Andalusia, 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 Andalusia, September typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec53608910114613075751071215149
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Andalusia

In Andalusia in September, humidity is 78%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick and heavy, urging you to seek out shaded areas and refreshing drinks.

September Average Humidity in Andalusia

This chart illustrates the average monthly humidity levels in Andalusia, 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 Andalusia is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%81%81%82%78%81%79%77%78%79%87%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Andalusia

In Andalusia 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 Andalusia.

Maximum UV Index Levels in Andalusia for September

The chart shows the monthly maximum UV Index (UVI) for Andalusia 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 Andalusia typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098642
Data source: Andalusia 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 Andalusia Compares to Other Months

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

This table compares monthly weather conditions in Andalusia, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)53 mm (2.1 inches)81%moderate
February Weather-3°C (26°F)60 mm (2.4 inches)81%moderate
March Weather4°C (40°F)89 mm (3.5 inches)81%high
April Weather10°C (50°F)101 mm (4.0 inches)82%very high
May Weather17°C (63°F)146 mm (5.7 inches)78%very high
June Weather23°C (74°F)130 mm (5.1 inches)81%extreme
July Weather25°C (77°F)75 mm (2.9 inches)79%very high
August Weather23°C (74°F)75 mm (3.0 inches)77%very high
September Weather20°C (69°F)107 mm (4.2 inches)78%very high
October Weather12°C (54°F)121 mm (4.8 inches)78%high
November Weather4°C (39°F)51 mm (2.0 inches)87%moderate
December Weather0°C (32°F)48 mm (1.9 inches)84%low

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