December Weather in Sells, United States

Last updated: June 24, 2025

In Sells, United States, the average temperature in December hovers around 13°C (56°F), with a minimum of 0°C (32°F) and a maximum reaching 28°C (83°F). Expect 18 mm (0.7 in) of precipitation spread over 3 days, and with an average humidity of 81%, it's a month where you may want to carry an umbrella and dress in layers!

December Temperature in Sells

In December in Sells, the average temperature is 13°C (56°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as 0°C (32°F). This diverse temperature range makes Sells a great destination for travelers looking to experience both warmth and the crispness of cooler weather.

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

The chart illustrates December temperature patterns in Sells, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sells, December typically has an average temperature of 13°C (56°F), with highs reaching up to 28°C (83°F) and lows dropping to around 0°C (32°F).

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

December Precipitation in Sells

In Sells in December, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

December Precipitation Trends in Sells

The chart displays monthly precipitation patterns in Sells, 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 Sells, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 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 Sells

In Sells in December, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.

December Average Humidity in Sells

This chart illustrates the average monthly humidity levels in Sells, 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 Sells is approximately 81%, 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 Sells

In Sells in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sells.

Maximum UV Index Levels in Sells for December

The chart shows the monthly maximum UV Index (UVI) for Sells 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 Sells typically reaches 5, which falls under the moderate exposure category.

Data source: Sells 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 Sells Compares to Other Months

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

This table compares monthly weather conditions in Sells, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (55°F)	19 mm (0.7 inches)	74%	moderate
February Weather	14°C (57°F)	19 mm (0.8 inches)	71%	high
March Weather	18°C (64°F)	13 mm (0.5 inches)	60%	very high
April Weather	22°C (73°F)	1 mm (0.1 inches)	43%	extreme
May Weather	25°C (78°F)	1 mm (0.1 inches)	32%	extreme
June Weather	31°C (88°F)	5 mm (0.2 inches)	28%	extreme
July Weather	32°C (90°F)	34 mm (1.3 inches)	38%	extreme
August Weather	32°C (90°F)	22 mm (0.9 inches)	60%	extreme
September Weather	30°C (86°F)	17 mm (0.7 inches)	72%	extreme
October Weather	24°C (75°F)	7 mm (0.3 inches)	66%	very high
November Weather	19°C (66°F)	9 mm (0.4 inches)	74%	high
December Weather	13°C (56°F)	18 mm (0.7 inches)	81%	moderate