January Weather in Nisa, Portugal

Last updated: August 27, 2025

In Nisa, Portugal, the average temperature in January hovers around 9°C (48°F), with a chilly minimum of -2°C (29°F) and a warm maximum of 20°C (67°F). Expect 42 mm (1.6 in) of precipitation spread across 5 days, and be prepared for a notably high average humidity of 85%.

January Temperature in Nisa

In January in Nisa, the average temperature is 9°C (48°F). The maximum can reach 20°C (67°F), while the minimum can drop as low as -2°C (29°F). Be prepared for a mix of mild days and chilly evenings during your travels.

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

The chart illustrates January temperature patterns in Nisa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nisa, January typically has an average temperature of 9°C (48°F), with highs reaching up to 20°C (67°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Nisa

In Nisa in January, the precipitation amount is 42 mm (1.6 in) over a period of 5 days.

January Precipitation Trends in Nisa

The chart displays monthly precipitation patterns in Nisa, 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 Nisa, January typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 5 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 Nisa

In Nisa in January humidity is 85%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

January Average Humidity in Nisa

This chart illustrates the average monthly humidity levels in Nisa, 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 Nisa is approximately 85%, 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 Nisa

In Nisa 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 Nisa, you can check the information here.

Maximum UV Index Levels in Nisa for January

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

Data source: Nisa 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 Nisa Compares to Other Months

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

This table compares monthly weather conditions in Nisa, 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 (48°F)	42 mm (1.6 inches)	85%	moderate
February Weather	11°C (52°F)	57 mm (2.3 inches)	75%	moderate
March Weather	12°C (54°F)	97 mm (3.8 inches)	72%	high
April Weather	14°C (58°F)	92 mm (3.6 inches)	70%	very high
May Weather	19°C (66°F)	39 mm (1.5 inches)	70%	very high
June Weather	21°C (70°F)	15 mm (0.6 inches)	63%	extreme
July Weather	24°C (75°F)	5 mm (0.2 inches)	60%	very high
August Weather	25°C (77°F)	5 mm (0.2 inches)	60%	very high
September Weather	22°C (73°F)	33 mm (1.3 inches)	67%	very high
October Weather	18°C (65°F)	61 mm (2.4 inches)	74%	high
November Weather	13°C (55°F)	88 mm (3.5 inches)	83%	moderate
December Weather	10°C (51°F)	77 mm (3.0 inches)	85%	moderate