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May Weather in Kewaunee, United States

Last updated: June 24, 2025

In May, the average temperature in Kewaunee, United States hovers around 9°C (48°F), with a range fluctuating between a chilly 0°C (32°F) and a pleasant 21°C (70°F). This month also sees 110 mm (4.3 in) of precipitation spread over 11 days, coupled with an average humidity level of 77%.

May Temperature in Kewaunee

In May in Kewaunee, the average temperature is 9°C (48°F). Maximums can reach 21°C (70°F), and minimums can drop as low as 0°C (32°F). This makes Kewaunee an ideal destination for travelers looking to experience mild weather with pleasant daytime temperatures, perfect for outdoor activities.

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

The chart illustrates May temperature patterns in Kewaunee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kewaunee, May typically has an average temperature of 9°C (48°F), with highs reaching up to 21°C (70°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec242432394859686963523730
Data source: Temperature data for Kewaunee 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 Kewaunee

In Kewaunee in May, the precipitation amount is 110 mm (4.3 in) spread over 11 days.

May Precipitation Trends in Kewaunee

The chart displays monthly precipitation patterns in Kewaunee, 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 Kewaunee, May typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec495868981109910095761156062
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kewaunee

In Kewaunee in May, humidity is 77%. With an average temperature of 9°C (48°F), this humidity feels like a damp embrace, making traveling a bit more challenging as the cool air combines with the moisture, often leaving you with a chill that seeps into your bones.

May Average Humidity in Kewaunee

This chart illustrates the average monthly humidity levels in Kewaunee, 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 Kewaunee is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kewaunee

In Kewaunee 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 Kewaunee.

Maximum UV Index Levels in Kewaunee for May

The chart shows the monthly maximum UV Index (UVI) for Kewaunee 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 Kewaunee typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Kewaunee 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 Kewaunee Compares to Other Months

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

This table compares monthly weather conditions in Kewaunee, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (24°F)49 mm (1.9 inches)89%low
February Weather-5°C (24°F)57 mm (2.3 inches)90%moderate
March Weather0°C (33°F)68 mm (2.7 inches)87%moderate
April Weather4°C (39°F)98 mm (3.9 inches)84%high
May Weather9°C (48°F)110 mm (4.3 inches)77%very high
June Weather15°C (59°F)99 mm (3.9 inches)75%very high
July Weather20°C (68°F)100 mm (3.9 inches)74%very high
August Weather21°C (69°F)95 mm (3.7 inches)73%very high
September Weather17°C (63°F)76 mm (3.0 inches)78%high
October Weather11°C (52°F)115 mm (4.5 inches)84%moderate
November Weather3°C (38°F)60 mm (2.4 inches)89%moderate
December Weather-1°C (30°F)62 mm (2.4 inches)87%low

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