September Weather in Castillonuevo, Spain

Last updated: August 27, 2025

In September, the average temperature in Castillonuevo, Spain hovers around 16°C (60°F), with minimum temperatures dipping to 3°C (37°F) and occasional maximums reaching up to 29°C (85°F). Expect about 87 mm (3.4 in) of precipitation spread over 11 days, contributing to an average humidity level of 75%. This blend of mild temperatures and moisture makes for a unique climate experience!

September Temperature in Castillonuevo

In September, in Castillonuevo, the average temperature is 16°C (60°F). The maximum can reach 29°C (85°F), and the minimum can be as low as 3°C (37°F). This makes Castillonuevo a great destination for travelers looking to enjoy pleasant weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Castillonuevo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castillonuevo, September typically has an average temperature of 16°C (60°F), with highs reaching up to 29°C (85°F) and lows dropping to around 3°C (37°F).

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

September Precipitation in Castillonuevo

In Castillonuevo in September, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

September Precipitation Trends in Castillonuevo

The chart displays monthly precipitation patterns in Castillonuevo, 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 Castillonuevo, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 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 Castillonuevo

In Castillonuevo in September humidity is 75%. With an average temperature of 16°C (60°F), this humidity feels like a warm, muggy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration breaks while traveling.

September Average Humidity in Castillonuevo

This chart illustrates the average monthly humidity levels in Castillonuevo, 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 Castillonuevo is approximately 75%, 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 Castillonuevo

In Castillonuevo 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 Castillonuevo.

Maximum UV Index Levels in Castillonuevo for September

The chart shows the monthly maximum UV Index (UVI) for Castillonuevo 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 Castillonuevo typically reaches 8, which falls under the very high exposure category.

Data source: Castillonuevo 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 Castillonuevo Compares to Other Months

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

This table compares monthly weather conditions in Castillonuevo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	117 mm (4.6 inches)	86%	moderate
February Weather	5°C (41°F)	98 mm (3.9 inches)	85%	moderate
March Weather	6°C (43°F)	118 mm (4.6 inches)	82%	high
April Weather	9°C (48°F)	119 mm (4.7 inches)	81%	very high
May Weather	13°C (55°F)	114 mm (4.5 inches)	80%	very high
June Weather	17°C (62°F)	117 mm (4.6 inches)	81%	extreme
July Weather	19°C (67°F)	66 mm (2.6 inches)	80%	very high
August Weather	19°C (67°F)	73 mm (2.9 inches)	76%	very high
September Weather	16°C (60°F)	87 mm (3.4 inches)	75%	very high
October Weather	11°C (52°F)	103 mm (4.1 inches)	81%	high
November Weather	6°C (43°F)	132 mm (5.2 inches)	85%	moderate
December Weather	4°C (39°F)	180 mm (7.1 inches)	87%	low