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December Weather in Monforte, Portugal

Last updated: August 27, 2025

The average temperature in Monforte, Portugal during December is a cool 10°C (51°F). Expect fluctuations with a minimum of -1°C (31°F) and a maximum reaching 19°C (67°F). Rainfall is common, with an average precipitation of 65 mm (2.6 in) spread over about 9 days. Additionally, the average humidity stands at a high 85%, adding to the overall atmospheric feel of the month.

December Temperature in Monforte

In December in Monforte, the average temperature is 10°C (51°F). Maximums can reach 19°C (67°F), and minimums can be as low as -1°C (31°F). It's a great time to visit Monforte if you enjoy mild weather with a chance of crisp, cool days.

December Weather in Monforte: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Monforte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monforte, December typically has an average temperature of 10°C (51°F), with highs reaching up to 19°C (67°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec475254586670767773655550
Data source: Temperature data for Monforte 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.

December Precipitation in Monforte

In Monforte in December, the precipitation amount is 65 mm (2.6 in) over the course of 9 days.

December Precipitation Trends in Monforte

The chart displays monthly precipitation patterns in Monforte, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Monforte, December typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec3246858136134527477265
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Monforte

In Monforte in December, humidity is 85%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill enveloping you, making travel quite uncomfortable as your clothes cling to your skin and the air feels heavy, often leaving you longing for a dry, warmer environment.

December Average Humidity in Monforte

This chart illustrates the average monthly humidity levels in Monforte, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Monforte is approximately 85%, 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 December generated using information from the Copernicus Climate Change Service.

December UV Index in Monforte

In Monforte in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Monforte, you can check the information here.

Maximum UV Index Levels in Monforte for December

The chart shows the monthly maximum UV Index (UVI) for Monforte in December, 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 December, the maximum UV index in Monforte typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3469101110108643
Data source: Monforte December 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 December Weather in Monforte Compares to Other Months

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

This table compares monthly weather conditions in Monforte, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)32 mm (1.3 inches)85%moderate
February Weather11°C (52°F)46 mm (1.8 inches)75%moderate
March Weather12°C (54°F)85 mm (3.3 inches)72%high
April Weather14°C (58°F)81 mm (3.2 inches)70%very high
May Weather19°C (66°F)36 mm (1.4 inches)70%very high
June Weather21°C (71°F)13 mm (0.5 inches)63%extreme
July Weather24°C (76°F)4 mm (0.2 inches)60%very high
August Weather25°C (77°F)5 mm (0.2 inches)60%very high
September Weather23°C (73°F)27 mm (1.0 inches)67%very high
October Weather18°C (65°F)47 mm (1.8 inches)74%high
November Weather13°C (55°F)71 mm (2.8 inches)83%moderate
December Weather10°C (51°F)65 mm (2.6 inches)85%moderate

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