December Weather in Loimaa, Finland

Last updated: August 23, 2025

In December, the average temperature in Loimaa, Finland hovers around -1°C (30°F). Expect chilly conditions, with minimums dipping as low as -20°C (-4°F) and maximums reaching up to 6°C (43°F). This month brings 67 mm (2.6 in) of precipitation over 13 days, contributing to an average humidity of a striking 95%. Bundle up and prepare for the moisture!

December Temperature in Loimaa

In December in Loimaa, the average temperature is -1°C (30°F), with maximums reaching 6°C (43°F) and minimums dropping as low as -20°C (-4°F). Travelers should be prepared for cold weather and dress warmly to fully enjoy the winter activities and scenery.

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

The chart illustrates December temperature patterns in Loimaa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Loimaa, December typically has an average temperature of -1°C (30°F), with highs reaching up to 6°C (43°F) and lows dropping to around -20°C (-4°F).

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

December Precipitation in Loimaa

In Loimaa in December, the precipitation amount is 67 mm (2.6 in) spread over 13 days.

December Precipitation Trends in Loimaa

The chart displays monthly precipitation patterns in Loimaa, 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 Loimaa, December typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 13 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 Loimaa

In Loimaa in December humidity is 95%. With an average temperature of -1°C (30°F), this humidity feels like a frigid cold that seeps into your bones, making it quite uncomfortable for traveling as the dampness clings to your skin and exacerbates the chill in the air.

December Average Humidity in Loimaa

This chart illustrates the average monthly humidity levels in Loimaa, 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 Loimaa 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 Loimaa

In Loimaa 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 Loimaa.

Maximum UV Index Levels in Loimaa for December

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

Data source: Loimaa 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 Loimaa Compares to Other Months

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

This table compares monthly weather conditions in Loimaa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	48 mm (1.9 inches)	97%	low
February Weather	-4°C (25°F)	43 mm (1.7 inches)	95%	low
March Weather	-1°C (31°F)	45 mm (1.8 inches)	93%	moderate
April Weather	4°C (39°F)	39 mm (1.5 inches)	86%	moderate
May Weather	10°C (50°F)	55 mm (2.2 inches)	75%	moderate
June Weather	16°C (61°F)	56 mm (2.2 inches)	75%	high
July Weather	18°C (64°F)	81 mm (3.2 inches)	80%	high
August Weather	16°C (61°F)	88 mm (3.4 inches)	83%	moderate
September Weather	11°C (52°F)	61 mm (2.4 inches)	90%	moderate
October Weather	6°C (43°F)	76 mm (3.0 inches)	93%	low
November Weather	3°C (37°F)	52 mm (2.1 inches)	94%	low
December Weather	-1°C (30°F)	67 mm (2.6 inches)	95%	low