December Weather in Monte Real, Portugal

Last updated: August 27, 2025

In December, the average temperature in Monte Real, Portugal hovers around 11°C (53°F), with a minimum of -2°C (29°F) and a pleasant maximum of 19°C (66°F). Visitors should brace for an average precipitation of 83 mm (3.3 in) spread over 12 days, contributing to a relatively high humidity level of 85%.

December Temperature in Monte Real

In December in Monte Real, the average temperature is 11°C (53°F), with maximums reaching 19°C (66°F) and minimums dipping as low as -2°C (29°F). This variance in temperature makes it essential for travelers to pack accordingly for both mild and chilly conditions.

December Weather in Monte Real: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Monte Real, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monte Real, December typically has an average temperature of 11°C (53°F), with highs reaching up to 19°C (66°F) and lows dropping to around -2°C (29°F).

Data source: Temperature data for Monte Real generated using information from the Copernicus Climate Change Service.

December Precipitation in Monte Real

In Monte Real in December, the precipitation amount is 83 mm (3.3 in) distributed over the course of 12 days.

December Precipitation Trends in Monte Real

The chart displays monthly precipitation patterns in Monte Real, 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 Monte Real, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Monte Real

In Monte Real in December humidity is 85%. With an average temperature of 11°C (53°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and creating a dampness in the air that can be exhausting for travelers.

December Average Humidity in Monte Real

This chart illustrates the average monthly humidity levels in Monte Real, 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 Monte Real is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Monte Real

In Monte Real 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 Monte Real, you can check the information here.

Maximum UV Index Levels in Monte Real for December

The chart shows the monthly maximum UV Index (UVI) for Monte Real 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 Monte Real typically reaches 3, which falls under the moderate exposure category.

Data source: Monte Real 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 Monte Real Compares to Other Months

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

This table compares monthly weather conditions in Monte Real, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	52 mm (2.1 inches)	85%	moderate
February Weather	12°C (53°F)	67 mm (2.6 inches)	75%	moderate
March Weather	13°C (55°F)	100 mm (4.0 inches)	72%	high
April Weather	14°C (58°F)	105 mm (4.1 inches)	70%	very high
May Weather	17°C (63°F)	52 mm (2.0 inches)	70%	very high
June Weather	18°C (65°F)	24 mm (0.9 inches)	63%	extreme
July Weather	20°C (68°F)	7 mm (0.3 inches)	60%	very high
August Weather	20°C (68°F)	6 mm (0.2 inches)	60%	very high
September Weather	19°C (67°F)	32 mm (1.3 inches)	67%	very high
October Weather	17°C (63°F)	78 mm (3.1 inches)	74%	high
November Weather	13°C (56°F)	106 mm (4.2 inches)	83%	moderate
December Weather	11°C (53°F)	83 mm (3.3 inches)	85%	moderate