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May Weather in Hermantown, United States

Last updated: June 24, 2025

In May, the average temperature in Hermantown, United States is a mild 10°C (51°F), with temperatures ranging from a chilly -2°C (28°F) to a warm 30°C (86°F). You can expect about 87 mm (3.4 in) of precipitation over 11 days, contributing to an average humidity of 76%. This blend of temperatures and moisture creates a unique climate experience!

May Temperature in Hermantown

In May in Hermantown, the average temperature is 10°C (51°F), with a maximum that can reach 30°C (86°F) and a minimum that can be as low as -2°C (28°F). This variation makes it essential for travelers to pack accordingly, preparing for both warm and chilly conditions.

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

The chart illustrates May temperature patterns in Hermantown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hermantown, May typically has an average temperature of 10°C (51°F), with highs reaching up to 30°C (86°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec131328375162686660463120
Data source: Temperature data for Hermantown 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 Hermantown

In Hermantown in May, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

May Precipitation Trends in Hermantown

The chart displays monthly precipitation patterns in Hermantown, 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 Hermantown, May typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec2331467087831111081071284662
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hermantown

In Hermantown in May, humidity is 76%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that can make outdoor excursions feel much colder, requiring extra layers for comfort as you explore the area.

May Average Humidity in Hermantown

This chart illustrates the average monthly humidity levels in Hermantown, 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 Hermantown is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%89%85%76%71%70%71%73%82%88%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hermantown

In Hermantown in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hermantown.

Maximum UV Index Levels in Hermantown for May

The chart shows the monthly maximum UV Index (UVI) for Hermantown 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 Hermantown typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245789987532
Data source: Hermantown 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 Hermantown Compares to Other Months

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

This table compares monthly weather conditions in Hermantown, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)23 mm (0.9 inches)93%low
February Weather-11°C (13°F)31 mm (1.2 inches)93%moderate
March Weather-2°C (28°F)46 mm (1.8 inches)89%moderate
April Weather3°C (38°F)70 mm (2.7 inches)85%high
May Weather10°C (51°F)87 mm (3.4 inches)76%very high
June Weather17°C (62°F)83 mm (3.3 inches)71%very high
July Weather20°C (68°F)111 mm (4.4 inches)70%very high
August Weather19°C (67°F)108 mm (4.3 inches)71%very high
September Weather16°C (60°F)107 mm (4.2 inches)73%high
October Weather8°C (46°F)128 mm (5.0 inches)81%moderate
November Weather-1°C (31°F)46 mm (1.8 inches)87%moderate
December Weather-6°C (21°F)62 mm (2.4 inches)91%low

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