January Weather in Vairao, Portugal

Last updated: August 27, 2025

In January, the average temperature in Vairao, Portugal hovers around 11°C (52°F), with a minimum dipping to 3°C (38°F) and reaching a pleasant maximum of 19°C (67°F). Expect about 81 mm (3.2 in) of precipitation spread over 9 days, contributing to an average humidity level of 87%. Be prepared for a mix of cool and rainy days!

January Temperature in Vairao

In January in Vairao, the average temperature is 11°C (52°F), with maximums reaching up to 19°C (67°F) and minimums dipping as low as 3°C (38°F). This mild climate makes Vairao an ideal destination for travelers seeking comfortable weather while exploring the local attractions.

January Weather in Vairao: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Vairao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vairao, January typically has an average temperature of 11°C (52°F), with highs reaching up to 19°C (67°F) and lows dropping to around 3°C (38°F).

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

January Precipitation in Vairao

In Vairao in January, the precipitation amount is 81 mm (3.2 in) spread over a duration of 9 days.

January Precipitation Trends in Vairao

The chart displays monthly precipitation patterns in Vairao, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Vairao, January typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Vairao

In Vairao in January, humidity is 87%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make your clothes cling uncomfortably, leaving you feeling slightly weighed down while exploring the area.

January Average Humidity in Vairao

This chart illustrates the average monthly humidity levels in Vairao, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Vairao is approximately 87%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Vairao

In Vairao in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Vairao, you can visit Hourly UV Index in Vairao.

Maximum UV Index Levels in Vairao for January

The chart shows the monthly maximum UV Index (UVI) for Vairao in January, 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 January, the maximum UV index in Vairao typically reaches 2, which falls under the low exposure category.

Data source: Vairao January 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 January Weather in Vairao Compares to Other Months

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

This table compares monthly weather conditions in Vairao, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	81 mm (3.2 inches)	87%	low
February Weather	12°C (54°F)	114 mm (4.5 inches)	81%	moderate
March Weather	13°C (55°F)	121 mm (4.7 inches)	78%	high
April Weather	14°C (58°F)	130 mm (5.1 inches)	79%	very high
May Weather	17°C (63°F)	71 mm (2.8 inches)	78%	very high
June Weather	18°C (65°F)	40 mm (1.6 inches)	71%	very high
July Weather	20°C (68°F)	18 mm (0.7 inches)	63%	very high
August Weather	20°C (68°F)	17 mm (0.7 inches)	64%	very high
September Weather	19°C (67°F)	33 mm (1.3 inches)	71%	very high
October Weather	17°C (63°F)	111 mm (4.4 inches)	79%	high
November Weather	14°C (57°F)	144 mm (5.7 inches)	86%	moderate
December Weather	12°C (54°F)	161 mm (6.3 inches)	87%	low