January Weather in Polvijaervi, Finland

Last updated: August 23, 2025

In Polvijaervi, Finland, the average temperature in January hovers around -7°C (20°F), with extremes ranging from a chilling -29°C (-20°F) to a milder 5°C (41°F). During this month, expect 50 mm (2.0 in) of precipitation over 13 days, contributing to a notably high average humidity of 99%. Stay cozy and prepared for the frosty conditions!

January Temperature in Polvijaervi

In January in Polvijaervi, the average temperature is -7°C (20°F), with maximums reaching 5°C (41°F) and minimums plummeting to as low as -29°C (-20°F). Travelers should be prepared for extremely cold conditions and pack accordingly to ensure warmth and comfort during their stay.

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

The chart illustrates January temperature patterns in Polvijaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Polvijaervi, January typically has an average temperature of -7°C (20°F), with highs reaching up to 5°C (41°F) and lows dropping to around -29°C (-20°F).

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

January Precipitation in Polvijaervi

In Polvijaervi in January, the precipitation amount is 50 mm (2.0 in), spread over 13 days.

January Precipitation Trends in Polvijaervi

The chart displays monthly precipitation patterns in Polvijaervi, 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 Polvijaervi, January typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 13 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 Polvijaervi

In Polvijaervi in January humidity is 99%. With an average temperature of -7°C (20°F), this humidity feels like an icy dagger against the skin, making every breath a challenge and turning outdoor adventures into a test of resilience.

January Average Humidity in Polvijaervi

This chart illustrates the average monthly humidity levels in Polvijaervi, 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 Polvijaervi is approximately 99%, 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 Polvijaervi

In Polvijaervi in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Polvijaervi.

Maximum UV Index Levels in Polvijaervi for January

The chart shows the monthly maximum UV Index (UVI) for Polvijaervi 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 Polvijaervi typically reaches 1, which falls under the low exposure category.

Data source: Polvijaervi 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 Polvijaervi Compares to Other Months

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

This table compares monthly weather conditions in Polvijaervi, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	50 mm (2.0 inches)	99%	low
February Weather	-7°C (19°F)	48 mm (1.9 inches)	98%	low
March Weather	-3°C (26°F)	51 mm (2.0 inches)	95%	moderate
April Weather	1°C (35°F)	42 mm (1.6 inches)	87%	moderate
May Weather	8°C (47°F)	61 mm (2.4 inches)	78%	moderate
June Weather	15°C (60°F)	68 mm (2.7 inches)	75%	high
July Weather	17°C (63°F)	88 mm (3.5 inches)	83%	high
August Weather	15°C (60°F)	93 mm (3.7 inches)	88%	moderate
September Weather	10°C (50°F)	89 mm (3.5 inches)	92%	moderate
October Weather	5°C (41°F)	86 mm (3.4 inches)	95%	low
November Weather	0°C (33°F)	69 mm (2.7 inches)	94%	low
December Weather	-4°C (25°F)	73 mm (2.9 inches)	98%	low