December Weather in Winston, United States

Last updated: June 24, 2025

In December, the average temperature in Winston, United States hovers around 4°C (40°F), with extremes ranging from a chilly -6°C (22°F) to a pleasant 18°C (65°F). Expect 150 mm (5.9 in) of precipitation over about 15 days, contributing to a high average humidity of 87%. Prepare for this mix of cool and damp weather as you navigate the month!

December Temperature in Winston

In December in Winston, the average temperature is 4°C (40°F), with maximums reaching 18°C (65°F) and minimums dropping down to -6°C (22°F). Travelers should be prepared for chilly days and cool nights, making warm clothing essential for an enjoyable visit.

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

The chart illustrates December temperature patterns in Winston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winston, December typically has an average temperature of 4°C (40°F), with highs reaching up to 18°C (65°F) and lows dropping to around -6°C (22°F).

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

December Precipitation in Winston

In Winston in December, the total precipitation amount is 150 mm (5.9 in) over a span of 15 days.

December Precipitation Trends in Winston

The chart displays monthly precipitation patterns in Winston, 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 Winston, December typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 15 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 Winston

In Winston in December humidity is 87%. With an average temperature of 4°C (40°F), this humidity feels like an uncomfortable chill that seeps into your bones, making it essential to dress warmly and prepare for damp conditions, which can dampen your spirits while traveling.

December Average Humidity in Winston

This chart illustrates the average monthly humidity levels in Winston, 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 Winston is approximately 87%, 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 Winston

In Winston in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Winston, you can visit Hourly UV Index in Winston.

Maximum UV Index Levels in Winston for December

The chart shows the monthly maximum UV Index (UVI) for Winston 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 Winston typically reaches 2, which falls under the low exposure category.

Data source: Winston 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 Winston Compares to Other Months

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

This table compares monthly weather conditions in Winston, 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 (41°F)	150 mm (5.9 inches)	84%	moderate
February Weather	5°C (41°F)	186 mm (7.3 inches)	85%	moderate
March Weather	7°C (44°F)	126 mm (5.0 inches)	86%	high
April Weather	9°C (49°F)	111 mm (4.4 inches)	83%	very high
May Weather	13°C (55°F)	60 mm (2.4 inches)	83%	very high
June Weather	16°C (61°F)	28 mm (1.1 inches)	83%	very high
July Weather	19°C (67°F)	2 mm (0.1 inches)	78%	very high
August Weather	19°C (67°F)	7 mm (0.3 inches)	67%	very high
September Weather	16°C (62°F)	53 mm (2.1 inches)	66%	very high
October Weather	11°C (53°F)	62 mm (2.5 inches)	77%	high
November Weather	7°C (46°F)	112 mm (4.4 inches)	87%	moderate
December Weather	4°C (40°F)	150 mm (5.9 inches)	87%	low