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January Weather in New Berlin, United States

Last updated: June 24, 2025

In January, the average temperature in New Berlin, United States hovers around -2°C (29°F). While you may experience a chilly minimum of -26°C (-15°F), the mercury can rise to a pleasant 17°C (62°F) on milder days. Expect 67 mm (2.6 in) of precipitation spread over 7 days, accompanied by an average humidity level of 82%. Bundle up and prepare for a range of weather conditions!

January Temperature in New Berlin

In January in New Berlin, the average temperature is -2°C (29°F), with maximums reaching 17°C (62°F) and minimums dropping as low as -26°C (-15°F). Be sure to pack warm clothing if you're planning to visit during this time!

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 -2°C (29°F), with highs reaching up to 17°C (62°F) and lows dropping to around -26°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec293244526575777471574236
Data source: Temperature data for New Berlin generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in New Berlin

In New Berlin in January, the total precipitation amount is 67 mm (2.6 in) over a span of 7 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 67 mm (2.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec676714113314813211489601057050
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in New Berlin

In New Berlin in January, humidity is 82%. With an average temperature of -2°C (29°F), this humidity feels like a frigid chill that seeps into your bones, making travel quite uncomfortable and forcing you to bundle up tightly to ward off the damp cold that lingers in the air.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
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.
JanFebMarAprMayJunJulAugSepOctNovDec367910111199643
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.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)67 mm (2.6 inches)82%moderate
February Weather0°C (32°F)67 mm (2.6 inches)80%high
March Weather6°C (44°F)141 mm (5.5 inches)80%high
April Weather11°C (53°F)133 mm (5.2 inches)80%very high
May Weather19°C (66°F)148 mm (5.8 inches)82%very high
June Weather24°C (75°F)132 mm (5.2 inches)83%extreme
July Weather25°C (78°F)114 mm (4.5 inches)81%extreme
August Weather23°C (75°F)88 mm (3.5 inches)80%very high
September Weather21°C (71°F)60 mm (2.4 inches)76%very high
October Weather14°C (57°F)105 mm (4.1 inches)76%high
November Weather5°C (42°F)70 mm (2.8 inches)85%moderate
December Weather2°C (36°F)50 mm (2.0 inches)86%moderate

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