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October Weather in Alvalade, Portugal

Last updated: August 27, 2025

In Alvalade, Portugal during October, the average temperature is a pleasant 18°C (65°F). Expect a minimum drop to 10°C (50°F), while highs can reach up to 28°C (82°F). With an average humidity of 74%, it's a fairly humid month accompanied by 46 mm (1.8 in) of precipitation spread over about 5 days. Make sure to pack accordingly!

October Temperature in Alvalade

In October in Alvalade, the average temperature is 18°C (65°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as 10°C (50°F). This mild weather makes Alvalade an ideal destination for travelers seeking comfortable conditions for outdoor activities.

October Weather in Alvalade: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Alvalade, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alvalade, October typically has an average temperature of 18°C (65°F), with highs reaching up to 28°C (82°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec535556586365686968655956
Data source: Temperature data for Alvalade 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.

October Precipitation in Alvalade

In Alvalade in October, the precipitation amount is 46 mm (1.8 in) recorded over a span of 5 days.

October Precipitation Trends in Alvalade

The chart displays monthly precipitation patterns in Alvalade, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Alvalade, October typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec3753667336115327468062
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Alvalade

In Alvalade in October humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

October Average Humidity in Alvalade

This chart illustrates the average monthly humidity levels in Alvalade, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Alvalade is approximately 74%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Alvalade

In Alvalade in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Alvalade, you can refer to this Hourly UV Index in Alvalade.

Maximum UV Index Levels in Alvalade for October

The chart shows the monthly maximum UV Index (UVI) for Alvalade in October, 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 October, the maximum UV index in Alvalade typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Alvalade October 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 October Weather in Alvalade Compares to Other Months

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

This table compares monthly weather conditions in Alvalade, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)37 mm (1.5 inches)85%moderate
February Weather13°C (55°F)53 mm (2.1 inches)75%moderate
March Weather14°C (57°F)66 mm (2.6 inches)72%high
April Weather15°C (59°F)73 mm (2.9 inches)70%very high
May Weather17°C (63°F)36 mm (1.4 inches)70%very high
June Weather18°C (66°F)11 mm (0.4 inches)63%extreme
July Weather20°C (68°F)5 mm (0.2 inches)60%very high
August Weather20°C (69°F)3 mm (0.1 inches)60%very high
September Weather20°C (68°F)27 mm (1.1 inches)67%very high
October Weather18°C (65°F)46 mm (1.8 inches)74%high
November Weather15°C (59°F)80 mm (3.2 inches)83%moderate
December Weather13°C (56°F)62 mm (2.4 inches)85%moderate

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