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May Weather in Flandreau, United States

Last updated: June 24, 2025

In May, the average temperature in Flandreau, United States hovers around 14°C (58°F), but can swing from a chilly -1°C (30°F) to a warm 33°C (92°F). Expect 118 mm (4.6 in) of precipitation spread across 13 days, contributing to an average humidity of 74%. Stay prepared for the varied weather!

May Temperature in Flandreau

In May in Flandreau, the average temperature is 14°C (58°F). Maximums can reach 33°C (92°F), while minimums can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates May temperature patterns in Flandreau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flandreau, May typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec171733435771737064463325
Data source: Temperature data for Flandreau 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 Flandreau

In Flandreau in May, the precipitation amount is 118 mm (4.6 in) over a span of 13 days.

May Precipitation Trends in Flandreau

The chart displays monthly precipitation patterns in Flandreau, 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 Flandreau, May typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec2224597511891103114109802837
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Flandreau

In Flandreau in May humidity is 74%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities slightly uncomfortable and prompting travelers to seek shade or indoor venues more often.

May Average Humidity in Flandreau

This chart illustrates the average monthly humidity levels in Flandreau, 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 Flandreau is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%75%79%74%81%82%80%75%77%85%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Flandreau

In Flandreau 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 Flandreau.

Maximum UV Index Levels in Flandreau for May

The chart shows the monthly maximum UV Index (UVI) for Flandreau 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 Flandreau typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098532
Data source: Flandreau 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 Flandreau Compares to Other Months

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

This table compares monthly weather conditions in Flandreau, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)21 mm (0.8 inches)80%moderate
February Weather-8°C (17°F)24 mm (0.9 inches)84%moderate
March Weather0°C (33°F)59 mm (2.3 inches)75%high
April Weather6°C (43°F)74 mm (2.9 inches)79%very high
May Weather14°C (58°F)118 mm (4.6 inches)74%very high
June Weather22°C (71°F)91 mm (3.6 inches)81%extreme
July Weather23°C (74°F)103 mm (4.1 inches)82%very high
August Weather21°C (70°F)114 mm (4.5 inches)80%very high
September Weather18°C (64°F)109 mm (4.3 inches)75%very high
October Weather8°C (47°F)80 mm (3.1 inches)77%moderate
November Weather1°C (33°F)28 mm (1.1 inches)85%moderate
December Weather-4°C (25°F)37 mm (1.5 inches)83%low

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