January Weather in Aljustrel, Portugal

Last updated: August 27, 2025

In January, the average temperature in Aljustrel, Portugal hovers around 9°C (49°F). Expect a chilly minimum of -3°C (27°F) and a surprisingly warm maximum of 23°C (73°F). Throughout the month, you'll experience 24 mm (1.0 in) of precipitation over about 3 days, with the air maintaining an average humidity level of 80%. Prepare for a mix of weather!

January Temperature in Aljustrel

In January in Aljustrel, the average temperature is 9°C (49°F), with maximums reaching 23°C (73°F) and minimums dropping as low as -3°C (27°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates January temperature patterns in Aljustrel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aljustrel, January typically has an average temperature of 9°C (49°F), with highs reaching up to 23°C (73°F) and lows dropping to around -3°C (27°F).

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

January Precipitation in Aljustrel

In Aljustrel in January, the total precipitation amount is 24 mm (1.0 in) accumulated over a period of 3 days.

January Precipitation Trends in Aljustrel

The chart displays monthly precipitation patterns in Aljustrel, 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 Aljustrel, January typically receives around 24 mm (1.0 inches) of precipitation spread over approximately 3 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Aljustrel

In Aljustrel in January, humidity is 80%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting a need for layered clothing to stay comfortable while traveling.

January Average Humidity in Aljustrel

This chart illustrates the average monthly humidity levels in Aljustrel, 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 Aljustrel is approximately 80%, 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 Aljustrel

In Aljustrel in January, 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 Aljustrel, you can check the information here.

Maximum UV Index Levels in Aljustrel for January

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

Data source: Aljustrel 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 Aljustrel Compares to Other Months

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

This table compares monthly weather conditions in Aljustrel, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	24 mm (1.0 inches)	80%	moderate
February Weather	12°C (54°F)	45 mm (1.8 inches)	73%	moderate
March Weather	13°C (56°F)	77 mm (3.0 inches)	71%	high
April Weather	15°C (60°F)	65 mm (2.6 inches)	69%	very high
May Weather	19°C (67°F)	31 mm (1.2 inches)	69%	very high
June Weather	21°C (70°F)	10 mm (0.4 inches)	67%	extreme
July Weather	23°C (74°F)	3 mm (0.1 inches)	69%	extreme
August Weather	24°C (76°F)	2 mm (0.1 inches)	68%	very high
September Weather	23°C (73°F)	14 mm (0.6 inches)	71%	very high
October Weather	19°C (67°F)	43 mm (1.7 inches)	75%	high
November Weather	14°C (57°F)	52 mm (2.1 inches)	78%	moderate
December Weather	11°C (53°F)	40 mm (1.6 inches)	81%	moderate