January Weather in Somerset, United States

Last updated: June 24, 2025

In January, the average temperature in Somerset, United States hovers around 0°C (32°F), with a minimum dip to -23°C (-8°F) and a maximum rise to 21°C (71°F). Expect about 88 mm (3.5 in) of precipitation spread over 10 days, contributing to an average humidity level of a high 88%. Stay prepared for a mix of chilly and wet weather!

January Temperature in Somerset

In January in Somerset, the average temperature is 0°C (32°F). The maximum can reach 21°C (71°F) and the minimum can be as low as -23°C (-8°F). Be prepared for a wide range of temperatures if you're planning to visit during this time.

January Weather in Somerset: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Somerset, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Somerset, January typically has an average temperature of 0°C (32°F), with highs reaching up to 21°C (71°F) and lows dropping to around -23°C (-8°F).

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

January Precipitation in Somerset

In Somerset in January, the precipitation amount is 88 mm (3.5 in) spread over a duration of 10 days.

January Precipitation Trends in Somerset

The chart displays monthly precipitation patterns in Somerset, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Somerset, January typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Somerset

In Somerset in January, humidity is 88%. With an average temperature of 0°C (32°F), this humidity feels like a chilly, damp blanket enveloping you, making travel uncomfortable as every breath seems to carry the weight of the cold moisture, turning each step into a struggle against the biting chill.

January Average Humidity in Somerset

This chart illustrates the average monthly humidity levels in Somerset, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Somerset is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Somerset

In Somerset in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Somerset, you can check the information here.

Maximum UV Index Levels in Somerset for January

The chart shows the monthly maximum UV Index (UVI) for Somerset in January, 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 January, the maximum UV index in Somerset typically reaches 3, which falls under the moderate exposure category.

Data source: Somerset January 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 January Weather in Somerset Compares to Other Months

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

This table compares monthly weather conditions in Somerset, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	88 mm (3.5 inches)	88%	moderate
February Weather	2°C (36°F)	118 mm (4.7 inches)	88%	moderate
March Weather	6°C (43°F)	118 mm (4.7 inches)	88%	high
April Weather	11°C (53°F)	136 mm (5.4 inches)	86%	very high
May Weather	18°C (64°F)	136 mm (5.3 inches)	82%	very high
June Weather	22°C (72°F)	168 mm (6.6 inches)	84%	very high
July Weather	24°C (76°F)	128 mm (5.0 inches)	82%	very high
August Weather	23°C (74°F)	107 mm (4.2 inches)	73%	very high
September Weather	20°C (69°F)	97 mm (3.8 inches)	73%	very high
October Weather	14°C (58°F)	105 mm (4.1 inches)	81%	high
November Weather	6°C (43°F)	99 mm (3.9 inches)	89%	moderate
December Weather	3°C (37°F)	108 mm (4.2 inches)	86%	moderate