September Weather in Arija, Spain

Last updated: August 27, 2025

In September, the average temperature in Arija, Spain hovers around 16°C (61°F). Expect temperatures to range from a chilly 4°C (39°F) at night to a warm 31°C (87°F) during the day. With 69 mm (2.7 in) of precipitation spread over 13 days, make sure to prepare for the occasional shower. The atmosphere is quite humid, with an average humidity of 77%, adding to the overall feel of the season.

September Temperature in Arija

In September in Arija, the average temperature is 16°C (61°F). The maximum can reach 31°C (87°F), and the minimum can be as low as 4°C (39°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cooler evenings, so be sure to pack accordingly!

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

The chart illustrates September temperature patterns in Arija, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arija, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (87°F) and lows dropping to around 4°C (39°F).

Data source: Temperature data for Arija generated using information from the Copernicus Climate Change Service.

September Precipitation in Arija

In Arija in September, the precipitation amount is 69 mm (2.7 in) over the course of 13 days.

September Precipitation Trends in Arija

The chart displays monthly precipitation patterns in Arija, 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 Arija, September typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Arija

In Arija in September humidity is 77%. With an average temperature of 16°C (61°F), this humidity feels like a slight heaviness in the air, making every step feel a touch more effortful while traveling. The dampness clings to your skin, adding a layer of discomfort, yet the mild temperature invites you to explore the surroundings, blending the challenge of the humidity with an opportunity for a refreshing adventure.

September Average Humidity in Arija

This chart illustrates the average monthly humidity levels in Arija, 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 Arija is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Arija

In Arija 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 Arija.

Maximum UV Index Levels in Arija for September

The chart shows the monthly maximum UV Index (UVI) for Arija 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 Arija typically reaches 7, which falls under the high exposure category.

Data source: Arija 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 Arija Compares to Other Months

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

This table compares monthly weather conditions in Arija, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	76 mm (3.0 inches)	85%	low
February Weather	6°C (44°F)	74 mm (2.9 inches)	83%	moderate
March Weather	7°C (46°F)	84 mm (3.3 inches)	82%	high
April Weather	9°C (49°F)	97 mm (3.8 inches)	81%	very high
May Weather	13°C (55°F)	79 mm (3.1 inches)	81%	very high
June Weather	16°C (60°F)	94 mm (3.7 inches)	83%	extreme
July Weather	18°C (64°F)	69 mm (2.7 inches)	87%	very high
August Weather	18°C (64°F)	53 mm (2.1 inches)	82%	very high
September Weather	16°C (61°F)	69 mm (2.7 inches)	77%	high
October Weather	12°C (54°F)	84 mm (3.3 inches)	80%	moderate
November Weather	8°C (46°F)	106 mm (4.2 inches)	83%	moderate
December Weather	6°C (43°F)	92 mm (3.6 inches)	85%	low