January Weather in Rosia, Romania

Last updated: August 27, 2025

In Rosia, Romania, the average temperature in January hovers around -3°C (27°F). Expect chilly days, with minimums dipping to -26°C (-15°F) and a rare maximum reaching 13°C (56°F). Alongside the cold, precipitation amounts to 44 mm (1.7 in) over 9 days, contributing to an average humidity of 91%, ensuring a damp atmosphere throughout the month.

January Temperature in Rosia

In January in Rosia, the average temperature is -3°C (27°F). Maximum temperatures can reach 13°C (56°F), while minimums can plummet to as low as -26°C (-15°F). It's advisable to pack warm clothing and be prepared for varying weather conditions when traveling during this time.

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

The chart illustrates January temperature patterns in Rosia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosia, January typically has an average temperature of -3°C (27°F), with highs reaching up to 13°C (56°F) and lows dropping to around -26°C (-15°F).

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

January Precipitation in Rosia

In Rosia in January, the precipitation amount is 44 mm (1.7 in) over the course of 9 days.

January Precipitation Trends in Rosia

The chart displays monthly precipitation patterns in Rosia, 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 Rosia, January typically receives around 44 mm (1.7 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 Rosia

In Rosia in January humidity is 91%. With an average temperature of -3°C (27°F), this humidity feels like a thick, icy blanket wrapping around you, making travel quite uncomfortable as every breath is a mix of frigid air and moisture, and the cold dampness clings to your skin, turning even short outings into a test of endurance.

January Average Humidity in Rosia

This chart illustrates the average monthly humidity levels in Rosia, 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 Rosia is approximately 91%, 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 Rosia

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

Maximum UV Index Levels in Rosia for January

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

Data source: Rosia 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 Rosia Compares to Other Months

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

This table compares monthly weather conditions in Rosia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	44 mm (1.7 inches)	91%	low
February Weather	0°C (33°F)	58 mm (2.3 inches)	86%	moderate
March Weather	3°C (38°F)	76 mm (3.0 inches)	83%	moderate
April Weather	8°C (47°F)	62 mm (2.4 inches)	74%	high
May Weather	13°C (56°F)	147 mm (5.8 inches)	70%	very high
June Weather	17°C (63°F)	148 mm (5.8 inches)	67%	very high
July Weather	19°C (66°F)	128 mm (5.0 inches)	65%	very high
August Weather	20°C (67°F)	97 mm (3.8 inches)	51%	very high
September Weather	15°C (59°F)	62 mm (2.4 inches)	58%	high
October Weather	10°C (50°F)	56 mm (2.2 inches)	80%	moderate
November Weather	5°C (42°F)	50 mm (2.0 inches)	88%	moderate
December Weather	0°C (33°F)	87 mm (3.4 inches)	90%	low