September Weather in Almagreira, Portugal

Last updated: August 27, 2025

In September, the average temperature in Almagreira, Portugal hovers around 22°C (73°F). Expect a comfortable range, with minimums dipping to 20°C (68°F) and maximums reaching 25°C (77°F). While you enjoy the pleasant weather, keep an umbrella handy, as precipitation averages 46 mm (1.8 in) over 11 days. With humidity levels at a cozy 81%, it’s a great time to experience all that this destination has to offer!

September Temperature in Almagreira

In September in Almagreira, the average temperature is 22°C (73°F). The maximum can reach 25°C (77°F), while the minimum can dip to as low as 20°C (68°F). This makes it a pleasant time to visit, perfect for outdoor activities and exploring the local sights.

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

The chart illustrates September temperature patterns in Almagreira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Almagreira, September typically has an average temperature of 22°C (73°F), with highs reaching up to 25°C (77°F) and lows dropping to around 20°C (68°F).

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

September Precipitation in Almagreira

In Almagreira in September, the precipitation amount is 46 mm (1.8 in) over the course of 11 days.

September Precipitation Trends in Almagreira

The chart displays monthly precipitation patterns in Almagreira, 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 Almagreira, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Almagreira

In Almagreira in September, humidity is 81%. With an average temperature of 22°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities a bit more challenging but also invigorating, as you experience the vibrant atmosphere of the surroundings.

September Average Humidity in Almagreira

This chart illustrates the average monthly humidity levels in Almagreira, 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 Almagreira 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 Almagreira

In Almagreira 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 Almagreira.

Maximum UV Index Levels in Almagreira for September

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

Data source: Almagreira 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 Almagreira Compares to Other Months

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

This table compares monthly weather conditions in Almagreira, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (62°F)	58 mm (2.3 inches)	82%	moderate
February Weather	16°C (61°F)	71 mm (2.8 inches)	80%	moderate
March Weather	16°C (60°F)	44 mm (1.7 inches)	82%	high
April Weather	16°C (61°F)	75 mm (2.9 inches)	83%	very high
May Weather	17°C (64°F)	43 mm (1.7 inches)	81%	very high
June Weather	19°C (67°F)	28 mm (1.1 inches)	82%	extreme
July Weather	21°C (70°F)	17 mm (0.7 inches)	83%	very high
August Weather	23°C (73°F)	35 mm (1.4 inches)	81%	very high
September Weather	22°C (73°F)	46 mm (1.8 inches)	81%	very high
October Weather	21°C (70°F)	106 mm (4.2 inches)	79%	high
November Weather	19°C (66°F)	77 mm (3.0 inches)	79%	moderate
December Weather	18°C (64°F)	88 mm (3.5 inches)	84%	moderate