December Weather in Hirvensalmi, Finland

Last updated: August 23, 2025

In Hirvensalmi, Finland, the average temperature in December hovers around -3°C (27°F). During this time, temperatures can dip to a chilling -21°C (-6°F) or rise to a milder 4°C (40°F). Expect 69 mm (2.7 in) of precipitation over 15 days, coupled with a notably high average humidity of 96%, creating a damp and crisp atmosphere.

December Temperature in Hirvensalmi

In December in Hirvensalmi, the average temperature is -3°C (27°F), with a maximum that can reach 4°C (40°F) and a minimum that can drop as low as -21°C (-6°F). Travelers should be prepared for very cold conditions and dress warmly to enjoy their time effectively.

December Weather in Hirvensalmi: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Hirvensalmi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hirvensalmi, December typically has an average temperature of -3°C (27°F), with highs reaching up to 4°C (40°F) and lows dropping to around -21°C (-6°F).

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

December Precipitation in Hirvensalmi

In Hirvensalmi in December, the precipitation amount is 69 mm (2.7 in) over the course of 15 days.

December Precipitation Trends in Hirvensalmi

The chart displays monthly precipitation patterns in Hirvensalmi, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Hirvensalmi, December typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Hirvensalmi

In Hirvensalmi in December humidity is 96%. With an average temperature of -3°C (27°F), this humidity feels like a biting cold that penetrates your clothes, making travel uncomfortable as the dampness clings to your skin and leaves you feeling chilled to the bone.

December Average Humidity in Hirvensalmi

This chart illustrates the average monthly humidity levels in Hirvensalmi, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Hirvensalmi is approximately 96%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hirvensalmi

In Hirvensalmi in December, 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 Hirvensalmi.

Maximum UV Index Levels in Hirvensalmi for December

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

Data source: Hirvensalmi December 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 December Weather in Hirvensalmi Compares to Other Months

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

This table compares monthly weather conditions in Hirvensalmi, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	47 mm (1.9 inches)	98%	low
February Weather	-6°C (22°F)	44 mm (1.7 inches)	96%	low
March Weather	-2°C (28°F)	44 mm (1.7 inches)	93%	moderate
April Weather	2°C (36°F)	43 mm (1.7 inches)	87%	moderate
May Weather	9°C (49°F)	55 mm (2.2 inches)	75%	moderate
June Weather	16°C (61°F)	66 mm (2.6 inches)	74%	high
July Weather	17°C (64°F)	79 mm (3.1 inches)	80%	high
August Weather	16°C (60°F)	89 mm (3.5 inches)	85%	moderate
September Weather	11°C (51°F)	72 mm (2.8 inches)	90%	moderate
October Weather	6°C (42°F)	76 mm (3.0 inches)	94%	low
November Weather	2°C (35°F)	57 mm (2.3 inches)	94%	low
December Weather	-3°C (27°F)	69 mm (2.7 inches)	96%	low