January Weather in Deia, Romania

Last updated: August 27, 2025

In Deia, Romania, the average temperature in January hovers around -5°C (24°F). Be prepared for chilly swings, with minimum temperatures dropping to -22°C (-8°F) and highs reaching up to 7°C (46°F). Expect 29 mm (1.1 in) of precipitation spread across 9 days, accompanied by a high average humidity of 92%. Stay warm and dry!

January Temperature in Deia

In January in Deia, the average temperature is -5°C (24°F), with maximums reaching up to 7°C (46°F) and minimums dropping as low as -22°C (-8°F). Travelers should prepare for chilly conditions and pack accordingly for both mild and harsh temperatures.

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

The chart illustrates January temperature patterns in Deia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deia, January typically has an average temperature of -5°C (24°F), with highs reaching up to 7°C (46°F) and lows dropping to around -22°C (-8°F).

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

January Precipitation in Deia

In Deia in January, the precipitation amount is 29 mm (1.1 in) over the course of 9 days.

January Precipitation Trends in Deia

The chart displays monthly precipitation patterns in Deia, 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 Deia, January typically receives around 29 mm (1.1 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 Deia

In Deia in January humidity is 92%. With an average temperature of -5°C (24°F), this humidity feels like a biting cold that makes every breath feel heavy and stings the skin, creating a challenging environment for traveling.

January Average Humidity in Deia

This chart illustrates the average monthly humidity levels in Deia, 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 Deia is approximately 92%, 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 Deia

In Deia 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 Deia, you can visit Hourly UV Index in Deia.

Maximum UV Index Levels in Deia for January

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

Data source: Deia 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 Deia Compares to Other Months

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

This table compares monthly weather conditions in Deia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	29 mm (1.1 inches)	92%	low
February Weather	-2°C (28°F)	55 mm (2.2 inches)	88%	moderate
March Weather	0°C (33°F)	65 mm (2.6 inches)	86%	moderate
April Weather	6°C (42°F)	61 mm (2.4 inches)	79%	high
May Weather	10°C (51°F)	131 mm (5.2 inches)	73%	very high
June Weather	15°C (59°F)	170 mm (6.7 inches)	73%	very high
July Weather	16°C (61°F)	127 mm (5.0 inches)	68%	very high
August Weather	17°C (62°F)	96 mm (3.8 inches)	56%	very high
September Weather	12°C (54°F)	60 mm (2.4 inches)	62%	high
October Weather	7°C (45°F)	37 mm (1.5 inches)	80%	moderate
November Weather	3°C (37°F)	32 mm (1.3 inches)	89%	moderate
December Weather	-2°C (29°F)	63 mm (2.5 inches)	90%	low