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September Weather in Vila de Rei, Portugal

Last updated: August 27, 2025

In September, the average temperature in Vila de Rei, Portugal hovers around 21°C (70°F), offering a pleasant climate. Expect minimum temperatures to dip to 9°C (49°F), while highs can reach a sizzling 36°C (97°F). During this month, the area experiences about 38 mm (1.5 in) of precipitation over 4 days, contributing to an average humidity level of 67%.

September Temperature in Vila de Rei

In September in Vila de Rei, the average temperature is 21°C (70°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 9°C (49°F). Be prepared for warm days and cooler evenings when traveling to Vila de Rei during this time.

September Weather in Vila de Rei: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Vila de Rei, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vila de Rei, September typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (97°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec475153576366717269635450
Data source: Temperature data for Vila de Rei 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 Vila de Rei

In Vila de Rei in September, the total precipitation amount is 38 mm (1.5 in) spread over the course of 4 days.

September Precipitation Trends in Vila de Rei

The chart displays monthly precipitation patterns in Vila de Rei, 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 Vila de Rei, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec56801221145724793881119102
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vila de Rei

In Vila de Rei in September humidity is 67%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making travel a bit stifling but still enjoyable if you're prepared with light clothing and plenty of water.

September Average Humidity in Vila de Rei

This chart illustrates the average monthly humidity levels in Vila de Rei, 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 Vila de Rei 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 Vila de Rei

In Vila de Rei 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 Vila de Rei.

Maximum UV Index Levels in Vila de Rei for September

The chart shows the monthly maximum UV Index (UVI) for Vila de Rei 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 Vila de Rei typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810111098643
Data source: Vila de Rei 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 Vila de Rei Compares to Other Months

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

This table compares monthly weather conditions in Vila de Rei, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)56 mm (2.2 inches)85%moderate
February Weather11°C (52°F)80 mm (3.1 inches)75%moderate
March Weather12°C (54°F)122 mm (4.8 inches)72%high
April Weather14°C (57°F)114 mm (4.5 inches)70%very high
May Weather17°C (63°F)57 mm (2.2 inches)70%very high
June Weather19°C (67°F)24 mm (1.0 inches)63%extreme
July Weather22°C (71°F)6 mm (0.3 inches)60%very high
August Weather22°C (72°F)9 mm (0.4 inches)60%very high
September Weather21°C (70°F)38 mm (1.5 inches)67%very high
October Weather17°C (63°F)81 mm (3.2 inches)74%high
November Weather12°C (54°F)119 mm (4.7 inches)83%moderate
December Weather10°C (51°F)102 mm (4.0 inches)85%moderate

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