January Weather in Alajaervi, Finland

Last updated: August 23, 2025

In January, the average temperature in Alajaervi, Finland hovers around -5°C (23°F), with fluctuations that can dip as low as -29°C (-19°F) or soar up to 7°C (45°F). Expect approximately 40 mm (1.6 in) of precipitation spread over 11 days, and be prepared for a damp atmosphere with an average humidity of 97%.

January Temperature in Alajaervi

In January in Alajaervi, the average temperature is -5°C (23°F). The maximum can reach 7°C (45°F), while the minimum can be as low as -29°C (-19°F). Be sure to bundle up if you're planning to visit, as the cold temperatures can be quite extreme!

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

The chart illustrates January temperature patterns in Alajaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alajaervi, January typically has an average temperature of -5°C (23°F), with highs reaching up to 7°C (45°F) and lows dropping to around -29°C (-19°F).

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

January Precipitation in Alajaervi

In Alajaervi in January, the precipitation amount is 40 mm (1.6 in) spread over a duration of 11 days.

January Precipitation Trends in Alajaervi

The chart displays monthly precipitation patterns in Alajaervi, 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 Alajaervi, January typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 11 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 Alajaervi

In Alajaervi in January humidity is 97%. With an average temperature of -5°C (23°F), this humidity feels like an icy grip on your skin, making every breath seem sharper and the air heavier, which can make traveling quite uncomfortable and challenging.

January Average Humidity in Alajaervi

This chart illustrates the average monthly humidity levels in Alajaervi, 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 Alajaervi is approximately 97%, 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 Alajaervi

In Alajaervi 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 Alajaervi.

Maximum UV Index Levels in Alajaervi for January

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

Data source: Alajaervi 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 Alajaervi Compares to Other Months

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

This table compares monthly weather conditions in Alajaervi, 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 (23°F)	40 mm (1.6 inches)	97%	low
February Weather	-6°C (21°F)	40 mm (1.6 inches)	95%	low
March Weather	-2°C (28°F)	42 mm (1.7 inches)	92%	moderate
April Weather	2°C (36°F)	48 mm (1.9 inches)	85%	moderate
May Weather	9°C (48°F)	63 mm (2.5 inches)	77%	moderate
June Weather	15°C (60°F)	60 mm (2.3 inches)	74%	high
July Weather	17°C (62°F)	65 mm (2.6 inches)	79%	high
August Weather	15°C (59°F)	92 mm (3.6 inches)	82%	moderate
September Weather	10°C (50°F)	74 mm (2.9 inches)	89%	moderate
October Weather	5°C (41°F)	81 mm (3.2 inches)	93%	low
November Weather	1°C (33°F)	61 mm (2.4 inches)	93%	low
December Weather	-3°C (26°F)	49 mm (1.9 inches)	95%	low