December Weather in Manitowoc, United States

Last updated: June 24, 2025

In December, the average temperature in Manitowoc, United States is a brisk -1°C (30°F), with a potential minimum dropping as low as -25°C (-13°F) and a maximum reaching up to 17°C (62°F). During this time, expect about 50 mm (2.0 in) of precipitation over 7 days, accompanied by an average humidity level of 81%. Prepare for a chilly and damp month ahead!

December Temperature in Manitowoc

In December in Manitowoc, the average temperature is -1°C (30°F), with maximums reaching 17°C (62°F) and minimums dropping as low as -25°C (-13°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

December Weather in Manitowoc: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Manitowoc, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Manitowoc, December typically has an average temperature of -1°C (30°F), with highs reaching up to 17°C (62°F) and lows dropping to around -25°C (-13°F).
JanFebMarAprMayJunJulAugSepOctNovDec222232415366737164523830
Data source: Temperature data for Manitowoc generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Manitowoc

In Manitowoc in December, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

December Precipitation Trends in Manitowoc

The chart displays monthly precipitation patterns in Manitowoc, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Manitowoc, December typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec4646551011079610491731084650
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Manitowoc

In Manitowoc in December, humidity is 81%. With an average temperature of -1°C (30°F), this humidity feels like an extra layer of chill settles in, making travel uncomfortable and the cold air cling to your skin, dampening the experience with every breath.

December Average Humidity in Manitowoc

This chart illustrates the average monthly humidity levels in Manitowoc, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Manitowoc is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Manitowoc

In Manitowoc in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Manitowoc, you can visit Hourly UV Index in Manitowoc.

Maximum UV Index Levels in Manitowoc for December

The chart shows the monthly maximum UV Index (UVI) for Manitowoc in December, 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 December, the maximum UV index in Manitowoc typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Manitowoc December 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 December Weather in Manitowoc Compares to Other Months

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

This table compares monthly weather conditions in Manitowoc, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)45 mm (1.8 inches)85%low
February Weather-5°C (23°F)46 mm (1.8 inches)85%moderate
March Weather0°C (33°F)55 mm (2.2 inches)85%moderate
April Weather5°C (42°F)101 mm (4.0 inches)85%very high
May Weather12°C (53°F)107 mm (4.2 inches)78%very high
June Weather19°C (66°F)95 mm (3.8 inches)80%very high
July Weather23°C (73°F)104 mm (4.1 inches)78%very high
August Weather21°C (71°F)91 mm (3.6 inches)76%very high
September Weather18°C (64°F)73 mm (2.9 inches)79%high
October Weather11°C (52°F)108 mm (4.2 inches)83%moderate
November Weather3°C (38°F)46 mm (1.8 inches)88%moderate
December Weather-1°C (30°F)50 mm (2.0 inches)81%low

Compare Manitowoc's Climate with Cities Worldwide