December Weather in South Hampton, United States

Last updated: June 24, 2025

In South Hampton, United States, the average temperature in December hovers around 0°C (32°F). Expect minimums of -21°C (-6°F) and maximums reaching 16°C (61°F). During this time, the region experiences 126 mm (5.0 in) of precipitation spread over about 10 days, contributing to an average humidity of 81%. Stay prepared and embrace the chilly atmosphere!

December Temperature in South Hampton

In December in South Hampton, the average temperature is 0°C (32°F). Maximums can reach 16°C (61°F), and minimums can be as low as -21°C (-6°F). This varied climate makes South Hampton a unique destination for travelers seeking both winter sports and milder outdoor activities.

December Weather in South Hampton: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in South Hampton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Hampton, December typically has an average temperature of 0°C (32°F), with highs reaching up to 16°C (61°F) and lows dropping to around -21°C (-6°F).

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

December Precipitation in South Hampton

In South Hampton in December, the total precipitation amount is 126 mm (5.0 in) spread over a duration of 10 days.

December Precipitation Trends in South Hampton

The chart displays monthly precipitation patterns in South Hampton, 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 South Hampton, December typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 10 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 South Hampton

In South Hampton in December, humidity is 81%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay warm and dry while traveling.

December Average Humidity in South Hampton

This chart illustrates the average monthly humidity levels in South Hampton, 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 South Hampton 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 South Hampton

In South Hampton 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 South Hampton, you can visit Hourly UV Index in South Hampton.

Maximum UV Index Levels in South Hampton for December

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

Data source: South Hampton 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 South Hampton Compares to Other Months

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

This table compares monthly weather conditions in South Hampton, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	72 mm (2.8 inches)	86%	moderate
February Weather	-1°C (31°F)	90 mm (3.5 inches)	84%	moderate
March Weather	2°C (36°F)	86 mm (3.4 inches)	82%	moderate
April Weather	8°C (47°F)	131 mm (5.2 inches)	80%	very high
May Weather	14°C (58°F)	78 mm (3.1 inches)	72%	very high
June Weather	20°C (68°F)	91 mm (3.6 inches)	72%	very high
July Weather	23°C (73°F)	135 mm (5.3 inches)	67%	very high
August Weather	22°C (73°F)	78 mm (3.1 inches)	66%	very high
September Weather	19°C (66°F)	73 mm (2.9 inches)	71%	high
October Weather	13°C (55°F)	131 mm (5.2 inches)	78%	moderate
November Weather	5°C (41°F)	102 mm (4.0 inches)	84%	moderate
December Weather	0°C (32°F)	126 mm (5.0 inches)	81%	low