January Weather in Newton, United States

Last updated: June 24, 2025

In January, the average temperature in Newton, United States hovers around 11°C (53°F). Expect a range from a chilly -7°C (19°F) to a warm 28°C (82°F). The region experiences 104 mm (4.1 in) of precipitation over 8 days, alongside a notable average humidity of 81%, adding a touch of moisture to the air.

January Temperature in Newton

In January in Newton, the average temperature is 11°C (53°F), with maximums reaching 28°C (82°F) and minimums dropping to as low as -7°C (19°F). It’s advisable to pack layers to accommodate the wide temperature range when traveling during this time.

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

The chart illustrates January temperature patterns in Newton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newton, January typically has an average temperature of 11°C (53°F), with highs reaching up to 28°C (82°F) and lows dropping to around -7°C (19°F).

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

January Precipitation in Newton

In Newton, in January, the precipitation amount is 104 mm (4.1 in) over a span of 8 days.

January Precipitation Trends in Newton

The chart displays monthly precipitation patterns in Newton, 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 Newton, January typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 8 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 Newton

In Newton in January, humidity is 81%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, requiring layers for protection against the moisture in the air while exploring.

January Average Humidity in Newton

This chart illustrates the average monthly humidity levels in Newton, 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 Newton 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 Newton

In Newton in January, 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 Newton.

Maximum UV Index Levels in Newton for January

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

Data source: Newton 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 Newton Compares to Other Months

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

This table compares monthly weather conditions in Newton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	104 mm (4.1 inches)	81%	moderate
February Weather	13°C (56°F)	118 mm (4.7 inches)	81%	very high
March Weather	18°C (64°F)	87 mm (3.4 inches)	79%	very high
April Weather	20°C (68°F)	141 mm (5.5 inches)	80%	very high
May Weather	24°C (76°F)	210 mm (8.3 inches)	81%	extreme
June Weather	27°C (81°F)	160 mm (6.3 inches)	76%	extreme
July Weather	28°C (83°F)	116 mm (4.6 inches)	73%	extreme
August Weather	28°C (83°F)	193 mm (7.6 inches)	71%	extreme
September Weather	26°C (79°F)	157 mm (6.2 inches)	72%	very high
October Weather	22°C (71°F)	127 mm (5.0 inches)	73%	very high
November Weather	15°C (60°F)	64 mm (2.5 inches)	83%	high
December Weather	13°C (56°F)	133 mm (5.2 inches)	88%	moderate