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September Weather in Comenda, Portugal

Last updated: August 27, 2025

In September, the average temperature in Comenda, Portugal hovers around 22°C (73°F), with temperatures ranging from a refreshing 9°C (49°F) to a scorching 38°C (100°F). Expect some light rainfall, with a total precipitation of about 33 mm (1.3 in) spread over 4 days. The air tends to be fairly humid, with an average humidity of 67%, creating a comfortable yet warm atmosphere.

September Temperature in Comenda

In September in Comenda, the average temperature is 22°C (73°F). Maximum temperatures can reach 38°C (100°F) and minimums can drop as low as 9°C (49°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates September temperature patterns in Comenda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Comenda, September typically has an average temperature of 22°C (73°F), with highs reaching up to 38°C (100°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec475254586670757672655551
Data source: Temperature data for Comenda 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 Comenda

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

September Precipitation Trends in Comenda

The chart displays monthly precipitation patterns in Comenda, 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 Comenda, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec4257979239165533618877
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Comenda

In Comenda in September, humidity is 67%. With an average temperature of 22°C (73°F), this humidity feels like a warm, damp blanket enveloping you, making outdoor activities slightly uncomfortable but still bearable for travelers who enjoy a tropical atmosphere.

September Average Humidity in Comenda

This chart illustrates the average monthly humidity levels in Comenda, 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 Comenda is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Comenda

In Comenda 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 Comenda.

Maximum UV Index Levels in Comenda for September

The chart shows the monthly maximum UV Index (UVI) for Comenda 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 Comenda typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098643
Data source: Comenda 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 Comenda Compares to Other Months

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

This table compares monthly weather conditions in Comenda, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)42 mm (1.6 inches)85%moderate
February Weather11°C (52°F)57 mm (2.3 inches)75%moderate
March Weather12°C (54°F)97 mm (3.8 inches)72%high
April Weather14°C (58°F)92 mm (3.6 inches)70%very high
May Weather19°C (66°F)39 mm (1.5 inches)70%very high
June Weather21°C (70°F)15 mm (0.6 inches)63%extreme
July Weather24°C (75°F)5 mm (0.2 inches)60%very high
August Weather25°C (77°F)5 mm (0.2 inches)60%very high
September Weather22°C (73°F)33 mm (1.3 inches)67%very high
October Weather18°C (65°F)61 mm (2.4 inches)74%high
November Weather13°C (55°F)88 mm (3.5 inches)83%moderate
December Weather10°C (51°F)77 mm (3.0 inches)85%moderate

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