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September Weather in Alfandega da Fe, Portugal

Last updated: August 27, 2025

In September, the average temperature in Alfandega da Fe, Portugal hovers around 20°C (68°F), with a comfortable average humidity of 63%. Expect temperatures to fluctuate between a cool 6°C (44°F) and a warm 34°C (94°F). Be prepared for some light rain, as the region receives about 33 mm (1.3 in) of precipitation over 4 days during this month.

September Temperature in Alfandega da Fe

In September, in Alfandega da Fe, the average temperature is 20°C (68°F). The maximum can reach 34°C (94°F), while the minimum can drop as low as 6°C (44°F). This makes Alfandega da Fe an ideal destination for travelers looking to enjoy mild weather alongside a variety of temperature experiences.

September Weather in Alfandega da Fe: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Alfandega da Fe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alfandega da Fe, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (94°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec424750556368737367594946
Data source: Temperature data for Alfandega da Fe 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 Alfandega da Fe

In Alfandega da Fe in September, the precipitation amount is 33 mm (1.3 in) over a span of 4 days.

September Precipitation Trends in Alfandega da Fe

The chart displays monthly precipitation patterns in Alfandega da Fe, 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 Alfandega da Fe, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec336367703234141233547683
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Alfandega da Fe

In Alfandega da Fe in September humidity is 63%. With an average temperature of 20°C (68°F), this humidity feels like a warm, refreshing embrace, making travel comfortable and inviting, as long as you stay hydrated and take occasional breaks in the shade.

September Average Humidity in Alfandega da Fe

This chart illustrates the average monthly humidity levels in Alfandega da Fe, 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 Alfandega da Fe is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Alfandega da Fe

In Alfandega da Fe 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 Alfandega da Fe.

Maximum UV Index Levels in Alfandega da Fe for September

The chart shows the monthly maximum UV Index (UVI) for Alfandega da Fe 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 Alfandega da Fe typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34699111098642
Data source: Alfandega da Fe 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 Alfandega da Fe Compares to Other Months

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

This table compares monthly weather conditions in Alfandega da Fe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)33 mm (1.3 inches)91%moderate
February Weather9°C (48°F)63 mm (2.5 inches)85%moderate
March Weather10°C (50°F)67 mm (2.6 inches)79%high
April Weather13°C (55°F)70 mm (2.8 inches)77%very high
May Weather17°C (63°F)32 mm (1.3 inches)76%very high
June Weather20°C (68°F)34 mm (1.3 inches)64%extreme
July Weather23°C (73°F)14 mm (0.5 inches)54%very high
August Weather23°C (73°F)12 mm (0.5 inches)52%very high
September Weather20°C (68°F)33 mm (1.3 inches)63%very high
October Weather15°C (60°F)54 mm (2.1 inches)78%high
November Weather10°C (50°F)76 mm (3.0 inches)90%moderate
December Weather8°C (46°F)83 mm (3.3 inches)91%low

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