December Weather in Mo, Norway

Last updated: August 27, 2025

In December, the average temperature in Mo, Norway hovers around 0°C (33°F), with a minimum dipping to -13°C (9°F) and a maximum reaching 10°C (50°F). Expect frequent precipitation, totaling around 267 mm (10.5 in) over 20 days, and a notable humidity level of 97% that can make the air feel quite chilly.

December Temperature in Mo

In December in Mo, the average temperature is 0°C (33°F), with maximums reaching 10°C (50°F) and minimums dropping as low as -13°C (9°F). Travelers should be prepared for chilly conditions and dress in warm layers when visiting during this time.

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

The chart illustrates December temperature patterns in Mo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mo, December typically has an average temperature of 0°C (33°F), with highs reaching up to 10°C (50°F) and lows dropping to around -13°C (9°F).

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

December Precipitation in Mo

In Mo in December, the total precipitation amount is 267 mm (10.5 in) spread over 20 days.

December Precipitation Trends in Mo

The chart displays monthly precipitation patterns in Mo, 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 Mo, December typically receives around 267 mm (10.5 inches) of precipitation spread over approximately 20 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 Mo

In Mo in December, humidity is 97%. With an average temperature of 0°C (33°F), this humidity feels like stepping into a damp, chilly embrace, making travel uncomfortable as the cold air clings to your skin and dampens your clothes.

December Average Humidity in Mo

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

In Mo 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 Mo.

Maximum UV Index Levels in Mo for December

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

Data source: Mo 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 Mo Compares to Other Months

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

This table compares monthly weather conditions in Mo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	250 mm (9.8 inches)	98%	low
February Weather	-1°C (30°F)	235 mm (9.2 inches)	96%	low
March Weather	1°C (33°F)	245 mm (9.7 inches)	94%	moderate
April Weather	3°C (38°F)	154 mm (6.1 inches)	89%	moderate
May Weather	8°C (46°F)	103 mm (4.1 inches)	86%	high
June Weather	12°C (54°F)	181 mm (7.1 inches)	83%	high
July Weather	14°C (57°F)	184 mm (7.2 inches)	87%	high
August Weather	13°C (55°F)	249 mm (9.8 inches)	91%	moderate
September Weather	10°C (51°F)	327 mm (12.9 inches)	93%	moderate
October Weather	6°C (43°F)	372 mm (14.6 inches)	95%	low
November Weather	3°C (37°F)	263 mm (10.3 inches)	97%	low
December Weather	0°C (33°F)	267 mm (10.5 inches)	97%	low