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October Weather in Constancia, Portugal

Last updated: August 27, 2025

In Constancia, Portugal, the average temperature in October hovers around 18°C (65°F), offering a comfortable climate. However, be prepared for fluctuations, as the temperature can dip to a chilly 5°C (41°F) or soar to a sweltering 36°C (97°F). Expect about 63 mm (2.5 in) of precipitation spread over 6 days, contributing to an average humidity level of 74%.

October Temperature in Constancia

In October in Constancia, the average temperature is 18°C (65°F). Maximums can reach 36°C (97°F), and minimums can drop as low as 5°C (41°F). It's advisable to pack for both warm and cooler conditions while exploring this destination.

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

The chart illustrates October temperature patterns in Constancia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Constancia, October typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec485355586568737471645552
Data source: Temperature data for Constancia 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 Constancia

In Constancia in October, the precipitation amount is 63 mm (2.5 in) spread over a duration of 6 days.

October Precipitation Trends in Constancia

The chart displays monthly precipitation patterns in Constancia, 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 Constancia, October typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec4261949447195730639468
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Constancia

In Constancia 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 Constancia

This chart illustrates the average monthly humidity levels in Constancia, 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 Constancia 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 Constancia

In Constancia 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 Constancia, you can refer to this Hourly UV Index in Constancia.

Maximum UV Index Levels in Constancia for October

The chart shows the monthly maximum UV Index (UVI) for Constancia 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 Constancia typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810111098643
Data source: Constancia 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 Constancia Compares to Other Months

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

This table compares monthly weather conditions in Constancia, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)42 mm (1.7 inches)85%moderate
February Weather12°C (53°F)61 mm (2.4 inches)75%moderate
March Weather13°C (55°F)94 mm (3.7 inches)72%high
April Weather15°C (59°F)94 mm (3.7 inches)70%very high
May Weather19°C (66°F)46 mm (1.8 inches)70%very high
June Weather20°C (69°F)19 mm (0.7 inches)63%extreme
July Weather23°C (73°F)5 mm (0.2 inches)60%very high
August Weather23°C (74°F)7 mm (0.3 inches)60%very high
September Weather22°C (71°F)30 mm (1.2 inches)67%very high
October Weather18°C (65°F)63 mm (2.5 inches)74%high
November Weather13°C (55°F)94 mm (3.7 inches)83%moderate
December Weather11°C (52°F)68 mm (2.7 inches)85%moderate

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