September Weather in Terras de Bouro, Portugal

Last updated: August 27, 2025

In Terras de Bouro, Portugal, the average temperature in September hovers around 18°C (64°F), providing a comfortable atmosphere. The range can vary significantly, with minimums dipping to 5°C (42°F) and maximums soaring to 32°C (89°F). Expect around 66 mm (2.6 in) of precipitation spread over 7 days, contributing to an average humidity of 71%. Whether you're exploring or relaxing, this month promises a mix of weather experiences!

September Temperature in Terras de Bouro

In September in Terras de Bouro, the average temperature is 18°C (64°F). Maximums can reach 32°C (89°F) and minimums can be as low as 5°C (42°F). This is an ideal time for travelers who enjoy mild weather and are prepared for occasional fluctuations in temperature.

September Weather in Terras de Bouro: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Terras de Bouro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Terras de Bouro, September typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (89°F) and lows dropping to around 5°C (42°F).

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

September Precipitation in Terras de Bouro

In Terras de Bouro in September, the precipitation amount is 66 mm (2.6 in) over a period of 7 days.

September Precipitation Trends in Terras de Bouro

The chart displays monthly precipitation patterns in Terras de Bouro, 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 Terras de Bouro, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 7 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 Terras de Bouro

In Terras de Bouro in September, humidity is 71%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making traveling a bit sticky but still pleasant as the warmth envelops you, urging you to explore the vibrant surroundings while staying hydrated.

September Average Humidity in Terras de Bouro

This chart illustrates the average monthly humidity levels in Terras de Bouro, 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 Terras de Bouro is approximately 71%, 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 Terras de Bouro

In Terras de Bouro 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 Terras de Bouro.

Maximum UV Index Levels in Terras de Bouro for September

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

Data source: Terras de Bouro 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 Terras de Bouro Compares to Other Months

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

This table compares monthly weather conditions in Terras de Bouro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (44°F)	155 mm (6.1 inches)	87%	low
February Weather	8°C (47°F)	230 mm (9.1 inches)	81%	moderate
March Weather	9°C (49°F)	211 mm (8.3 inches)	78%	high
April Weather	11°C (53°F)	172 mm (6.8 inches)	79%	very high
May Weather	15°C (59°F)	123 mm (4.8 inches)	78%	very high
June Weather	17°C (62°F)	77 mm (3.0 inches)	71%	extreme
July Weather	19°C (67°F)	36 mm (1.4 inches)	63%	very high
August Weather	20°C (67°F)	39 mm (1.5 inches)	64%	very high
September Weather	18°C (64°F)	66 mm (2.6 inches)	71%	very high
October Weather	14°C (57°F)	173 mm (6.8 inches)	79%	high
November Weather	9°C (49°F)	232 mm (9.1 inches)	86%	moderate
December Weather	8°C (47°F)	299 mm (11.8 inches)	87%	low