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May Weather in Manitowoc, United States

Last updated: June 24, 2025

In May, the average temperature in Manitowoc, United States hovers around 12°C (53°F). Expect a spectrum of conditions, with minimums dipping to 1°C (34°F) and maximums soaring to 29°C (84°F). Be prepared for 107 mm (4.2 in) of precipitation over 11 days, contributing to an average humidity level of 78%.

May Temperature in Manitowoc

In May in Manitowoc, the average temperature is 12°C (53°F). Maximum temperatures can reach 29°C (84°F), while minimums can drop as low as 1°C (34°F). It's a great time for travelers to experience a mix of mild days and cooler nights, so pack layers for comfort.

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

The chart illustrates May 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, May typically has an average temperature of 12°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec222232415366737164523830
Data source: Temperature data for Manitowoc 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.

May Precipitation in Manitowoc

In Manitowoc in May, the precipitation amount is 107 mm (4.2 in) spread over a period of 11 days.

May Precipitation Trends in Manitowoc

The chart displays monthly precipitation patterns in Manitowoc, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Manitowoc, May typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4646551011079610491731084650
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Manitowoc

In Manitowoc in May, humidity is 78%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that lingers in the air, making it essential to wear layers while exploring the sights, as the cool moisture can seep into your bones and leave you feeling a bit uncomfortable if not properly dressed for the weather.

May Average Humidity in Manitowoc

This chart illustrates the average monthly humidity levels in Manitowoc, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Manitowoc is approximately 78%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Manitowoc

In Manitowoc in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Manitowoc.

Maximum UV Index Levels in Manitowoc for May

The chart shows the monthly maximum UV Index (UVI) for Manitowoc in May, 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 May, the maximum UV index in Manitowoc typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Manitowoc May 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 May 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 May’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 May’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

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