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September Weather in Prazeres, Portugal

Last updated: August 27, 2025

In September, the average temperature in Prazeres, Portugal is a pleasant 21°C (71°F), with minimums dipping to 19°C (66°F) and maximums peaking at 25°C (77°F). Expect a gentle 12 mm (0.5 in) of precipitation over 2 days, accompanied by a comfortable average humidity of 81%. Enjoy the mild weather and plan your activities accordingly!

September Temperature in Prazeres

In September in Prazeres, the average temperature is 21°C (71°F), with maximums reaching 25°C (77°F) and minimums dropping to as low as 19°C (66°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities in Prazeres.

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

The chart illustrates September temperature patterns in Prazeres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prazeres, September typically has an average temperature of 21°C (71°F), with highs reaching up to 25°C (77°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec616060616366697170696563
Data source: Temperature data for Prazeres generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Prazeres

In Prazeres in September, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

September Precipitation Trends in Prazeres

The chart displays monthly precipitation patterns in Prazeres, 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 Prazeres, September typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec3765655621283312427277
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Prazeres

In Prazeres in September, humidity is 81%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket that makes traveling feel both refreshing and slightly heavy, often leading to a sticky sensation that can quickly deplete your energy.

September Average Humidity in Prazeres

This chart illustrates the average monthly humidity levels in Prazeres, 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 Prazeres is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%75%78%78%77%80%83%83%81%80%75%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Prazeres

In Prazeres in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Prazeres.

Maximum UV Index Levels in Prazeres for September

The chart shows the monthly maximum UV Index (UVI) for Prazeres 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 Prazeres typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112111110864
Data source: Prazeres 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 Prazeres Compares to Other Months

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

This table compares monthly weather conditions in Prazeres, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)37 mm (1.4 inches)75%moderate
February Weather16°C (60°F)65 mm (2.5 inches)75%high
March Weather15°C (60°F)65 mm (2.6 inches)78%very high
April Weather16°C (61°F)56 mm (2.2 inches)78%very high
May Weather17°C (63°F)21 mm (0.8 inches)77%extreme
June Weather19°C (66°F)28 mm (1.1 inches)80%extreme
July Weather20°C (69°F)3 mm (0.1 inches)83%extreme
August Weather22°C (71°F)3 mm (0.1 inches)83%extreme
September Weather21°C (71°F)12 mm (0.5 inches)81%very high
October Weather20°C (69°F)42 mm (1.7 inches)80%very high
November Weather18°C (65°F)72 mm (2.8 inches)75%high
December Weather17°C (63°F)77 mm (3.0 inches)75%moderate

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