September Weather in Ribeira Quente, Portugal

Last updated: August 27, 2025

In September, the average temperature in Ribeira Quente, Portugal hovers around 22°C (71°F), with a comfortable minimum of 17°C (63°F) and a sunny maximum of 27°C (82°F). However, be prepared for occasional rain, as precipitation amounts reach 64 mm (2.5 in) over approximately 17 days. With an average humidity of 81%, the air can feel quite moist, making it essential to dress accordingly!

September Temperature in Ribeira Quente

In September in Ribeira Quente, the average temperature is 22°C (71°F). Maximum can reach 27°C (82°F) and minimum can be as low as 17°C (63°F). This pleasant climate makes it an ideal time to explore the outdoors and enjoy local attractions.

September Weather in Ribeira Quente: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ribeira Quente, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ribeira Quente, September typically has an average temperature of 22°C (71°F), with highs reaching up to 27°C (82°F) and lows dropping to around 17°C (63°F).

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

September Precipitation in Ribeira Quente

In Ribeira Quente in September, the precipitation amount is 64 mm (2.5 in) over the course of 17 days.

September Precipitation Trends in Ribeira Quente

The chart displays monthly precipitation patterns in Ribeira Quente, 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 Ribeira Quente, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 17 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 Ribeira Quente

In Ribeira Quente in September humidity is 81%. With an average temperature of 22°C (71°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities somewhat challenging but offering a tropical ambiance perfect for exploring shaded areas and enjoying refreshing drinks.

September Average Humidity in Ribeira Quente

This chart illustrates the average monthly humidity levels in Ribeira Quente, 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 Ribeira Quente is approximately 81%, 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 Ribeira Quente

In Ribeira Quente in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Ribeira Quente.

Maximum UV Index Levels in Ribeira Quente for September

The chart shows the monthly maximum UV Index (UVI) for Ribeira Quente 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 Ribeira Quente typically reaches 9, which falls under the very high exposure category.

Data source: Ribeira Quente 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 Ribeira Quente Compares to Other Months

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

This table compares monthly weather conditions in Ribeira Quente, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	64 mm (2.5 inches)	82%	moderate
February Weather	14°C (58°F)	78 mm (3.1 inches)	80%	moderate
March Weather	14°C (58°F)	56 mm (2.2 inches)	82%	high
April Weather	15°C (59°F)	80 mm (3.1 inches)	83%	very high
May Weather	17°C (62°F)	56 mm (2.2 inches)	81%	very high
June Weather	19°C (67°F)	44 mm (1.7 inches)	82%	extreme
July Weather	21°C (70°F)	25 mm (1.0 inches)	83%	very high
August Weather	23°C (73°F)	48 mm (1.9 inches)	81%	very high
September Weather	22°C (71°F)	64 mm (2.5 inches)	81%	very high
October Weather	20°C (68°F)	92 mm (3.6 inches)	79%	high
November Weather	17°C (63°F)	87 mm (3.4 inches)	79%	moderate
December Weather	16°C (61°F)	109 mm (4.3 inches)	84%	moderate