January Weather in New Berlin, United States

Last updated: June 24, 2025

In January, the average temperature in New Berlin, United States hovers around -1°C (30°F), with temperatures ranging from a chilly -23°C (-10°F) to a surprisingly warm 18°C (65°F). Expect about 70 mm (2.8 in) of precipitation spread over 8 days, and be prepared for a notably high average humidity of 87%.

January Temperature in New Berlin

In January in New Berlin, the average temperature is -1°C (30°F). Maximum temperatures can reach 18°C (65°F), while the minimum can drop to as low as -23°C (-10°F). It's essential to prepare for a wide range of temperatures when planning your travel.

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

The chart illustrates January temperature patterns in New Berlin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Berlin, January typically has an average temperature of -1°C (30°F), with highs reaching up to 18°C (65°F) and lows dropping to around -23°C (-10°F).

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

January Precipitation in New Berlin

In New Berlin in January, the total precipitation amount is 70 mm (2.8 in), spread over the course of 8 days.

January Precipitation Trends in New Berlin

The chart displays monthly precipitation patterns in New Berlin, 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 Berlin, January typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 8 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 Berlin

In New Berlin in January, humidity is 87%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that penetrates through layers of clothing, making travel uncomfortable as the dampness clings to your skin, intensifying the cold and causing every gust of wind to feel even more frigid.

January Average Humidity in New Berlin

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

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

Maximum UV Index Levels in New Berlin for January

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

Data source: New Berlin 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 Berlin Compares to Other Months

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

This table compares monthly weather conditions in New Berlin, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	70 mm (2.8 inches)	87%	moderate
February Weather	0°C (33°F)	100 mm (3.9 inches)	85%	moderate
March Weather	4°C (40°F)	90 mm (3.5 inches)	85%	high
April Weather	10°C (50°F)	112 mm (4.4 inches)	83%	very high
May Weather	16°C (61°F)	133 mm (5.3 inches)	75%	very high
June Weather	21°C (70°F)	102 mm (4.0 inches)	73%	very high
July Weather	24°C (75°F)	145 mm (5.7 inches)	65%	very high
August Weather	23°C (74°F)	115 mm (4.5 inches)	62%	very high
September Weather	19°C (67°F)	128 mm (5.0 inches)	66%	very high
October Weather	13°C (57°F)	130 mm (5.1 inches)	79%	high
November Weather	5°C (42°F)	94 mm (3.7 inches)	87%	moderate
December Weather	2°C (35°F)	90 mm (3.5 inches)	85%	low