January Weather in New Boston, United States

Last updated: June 24, 2025

In New Boston, United States, the average temperature in January hovers around -4°C (25°F), with extremes ranging from a chilly -31°C (-23°F) to a milder 13°C (56°F). Expect 53 mm (2.1 in) of precipitation over 7 days, contributing to a moist environment with an average humidity of 81%.

January Temperature in New Boston

In January in New Boston, the average temperature is -4°C (25°F), with maximums reaching 13°C (56°F) and minimums plunging as low as -31°C (-23°F). Be prepared for a wide range of temperatures during your travels, and pack accordingly to stay comfortable.

January Weather in New Boston: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in New Boston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Boston, January typically has an average temperature of -4°C (25°F), with highs reaching up to 13°C (56°F) and lows dropping to around -31°C (-23°F).

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

January Precipitation in New Boston

In New Boston in January, the total precipitation amount is 53 mm (2.1 in) spread over a period of 7 days.

January Precipitation Trends in New Boston

The chart displays monthly precipitation patterns in New Boston, 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 New Boston, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in New Boston

In New Boston in January humidity is 81%. With an average temperature of -4°C (25°F), this humidity feels like an icy blanket wrapping around you, making travel quite uncomfortable as each breath draws in a damp chill, often leaving you shivering and increasingly wary of the frosty air.

January Average Humidity in New Boston

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

In New Boston 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 New Boston, you can check the information here.

Maximum UV Index Levels in New Boston for January

The chart shows the monthly maximum UV Index (UVI) for New Boston 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 New Boston typically reaches 3, which falls under the moderate exposure category.

Data source: New Boston 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 New Boston Compares to Other Months

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

This table compares monthly weather conditions in New Boston, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	53 mm (2.1 inches)	81%	moderate
February Weather	-3°C (27°F)	60 mm (2.4 inches)	81%	moderate
March Weather	5°C (41°F)	94 mm (3.7 inches)	81%	high
April Weather	10°C (50°F)	92 mm (3.6 inches)	82%	very high
May Weather	17°C (63°F)	155 mm (6.1 inches)	78%	very high
June Weather	24°C (75°F)	133 mm (5.2 inches)	81%	extreme
July Weather	25°C (78°F)	79 mm (3.1 inches)	79%	very high
August Weather	24°C (75°F)	64 mm (2.5 inches)	77%	very high
September Weather	21°C (69°F)	105 mm (4.1 inches)	78%	very high
October Weather	13°C (55°F)	129 mm (5.1 inches)	78%	high
November Weather	4°C (40°F)	51 mm (2.0 inches)	87%	moderate
December Weather	0°C (33°F)	48 mm (1.9 inches)	84%	low