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May Weather in Saint Maries, United States

Last updated: June 24, 2025

In May, the average temperature in Saint Maries, United States is 12°C (54°F). Temperatures can vary significantly, with a minimum of -2°C (28°F) and a maximum reaching up to 31°C (89°F). Expect precipitation of about 87 mm (3.4 in) spread over 13 days, and be prepared for a rather humid environment, with an average humidity level of 77%.

May Temperature in Saint Maries

In May in Saint Maries, the average temperature is 12°C (54°F), with maximums reaching 31°C (89°F) and minimums dropping as low as -2°C (28°F). Be prepared for a wide range of weather conditions while traveling during this time.

May Weather in Saint Maries: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saint Maries, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Maries, May typically has an average temperature of 12°C (54°F), with highs reaching up to 31°C (89°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec302836445461706959453730
Data source: Temperature data for Saint Maries 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 Saint Maries

In Saint Maries in May, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

May Precipitation Trends in Saint Maries

The chart displays monthly precipitation patterns in Saint Maries, 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 Saint Maries, May typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec111142102101874991846101137130
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saint Maries

In Saint Maries in May, humidity is 77%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making your travels a little more uncomfortable and requiring you to dress in layers to stay warm and dry.

May Average Humidity in Saint Maries

This chart illustrates the average monthly humidity levels in Saint Maries, 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 Saint Maries is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Saint Maries

In Saint Maries 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 Saint Maries.

Maximum UV Index Levels in Saint Maries for May

The chart shows the monthly maximum UV Index (UVI) for Saint Maries 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 Saint Maries typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467991097532
Data source: Saint Maries 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 Saint Maries Compares to Other Months

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

This table compares monthly weather conditions in Saint Maries, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)111 mm (4.4 inches)89%low
February Weather-2°C (28°F)142 mm (5.6 inches)89%moderate
March Weather2°C (37°F)101 mm (4.0 inches)87%high
April Weather6°C (44°F)100 mm (4.0 inches)84%high
May Weather12°C (54°F)87 mm (3.4 inches)77%very high
June Weather16°C (61°F)49 mm (1.9 inches)78%very high
July Weather21°C (71°F)9 mm (0.3 inches)77%very high
August Weather21°C (70°F)18 mm (0.7 inches)64%very high
September Weather15°C (59°F)46 mm (1.8 inches)62%high
October Weather7°C (45°F)101 mm (4.0 inches)79%moderate
November Weather3°C (37°F)137 mm (5.4 inches)87%moderate
December Weather-1°C (30°F)130 mm (5.1 inches)90%low

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