December Weather in Loppi, Finland

Last updated: August 23, 2025

In December, the average temperature in Loppi, Finland hovers around -2°C (29°F), with lows reaching as frigid as -21°C (-5°F) and highs peaking at 6°C (43°F). This month also brings about a noteworthy precipitation total of 66 mm (2.6 in), spread across approximately 14 days of rainfall. Coupled with an average humidity level of 95%, expect a chilly and damp atmosphere.

December Temperature in Loppi

In December in Loppi, the average temperature is -2°C (29°F), with maximums reaching 6°C (43°F) and minimums plummeting as low as -21°C (-5°F). Travelers should be prepared for cold weather and pack accordingly to enjoy their visit comfortably.

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

The chart illustrates December temperature patterns in Loppi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Loppi, December typically has an average temperature of -2°C (29°F), with highs reaching up to 6°C (43°F) and lows dropping to around -21°C (-5°F).

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

December Precipitation in Loppi

In Loppi in December, the precipitation amount is 66 mm (2.6 in) spread over a duration of 14 days.

December Precipitation Trends in Loppi

The chart displays monthly precipitation patterns in Loppi, 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 Loppi, December typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Loppi

In Loppi in December, humidity is 95%. With an average temperature of -2°C (29°F), this humidity feels like a cold, damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm and dry.

December Average Humidity in Loppi

This chart illustrates the average monthly humidity levels in Loppi, 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 Loppi is approximately 95%, 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 Loppi

In Loppi 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 Loppi.

Maximum UV Index Levels in Loppi for December

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

Data source: Loppi 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 Loppi Compares to Other Months

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

This table compares monthly weather conditions in Loppi, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	51 mm (2.0 inches)	97%	low
February Weather	-4°C (24°F)	44 mm (1.7 inches)	95%	low
March Weather	-1°C (30°F)	45 mm (1.8 inches)	93%	moderate
April Weather	3°C (39°F)	46 mm (1.8 inches)	86%	moderate
May Weather	10°C (50°F)	61 mm (2.4 inches)	75%	moderate
June Weather	16°C (61°F)	66 mm (2.6 inches)	75%	high
July Weather	17°C (64°F)	86 mm (3.4 inches)	80%	high
August Weather	16°C (61°F)	80 mm (3.1 inches)	83%	moderate
September Weather	11°C (52°F)	67 mm (2.6 inches)	90%	moderate
October Weather	6°C (43°F)	77 mm (3.0 inches)	93%	low
November Weather	2°C (36°F)	53 mm (2.1 inches)	94%	low
December Weather	-2°C (29°F)	66 mm (2.6 inches)	95%	low