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May Weather in Libby, United States

Last updated: June 24, 2025

In May, the average temperature in Libby, United States hovers around 10°C (51°F). Expect a range from a chilly -5°C (24°F) to a warm 28°C (83°F). During this period, the region experiences approximately 66 mm (2.6 in) of precipitation over 12 days, contributing to an average humidity of 83%.

May Temperature in Libby

In May in Libby, the average temperature is 10°C (51°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as -5°C (24°F). This variability in temperature makes it essential for travelers to pack clothing suitable for both warm and cold conditions.

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

The chart illustrates May temperature patterns in Libby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Libby, May typically has an average temperature of 10°C (51°F), with highs reaching up to 28°C (83°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec231931395158676655413226
Data source: Temperature data for Libby 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 Libby

In Libby in May, the precipitation amount is 66 mm (2.6 in) over the course of 12 days.

May Precipitation Trends in Libby

The chart displays monthly precipitation patterns in Libby, 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 Libby, May typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7695667466451625448792102
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Libby

In Libby in May, humidity is 83%. With an average temperature of 10°C (51°F), this humidity feels like a chilly dampness that permeates your clothes, making it essential to dress in layers for travel, as the cool air combined with the high humidity can create an uncomfortable and bone-chilling atmosphere.

May Average Humidity in Libby

This chart illustrates the average monthly humidity levels in Libby, 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 Libby is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%88%83%80%82%71%71%85%90%96%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Libby

In Libby 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 Libby.

Maximum UV Index Levels in Libby for May

The chart shows the monthly maximum UV Index (UVI) for Libby 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 Libby typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246799997532
Data source: Libby 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 Libby Compares to Other Months

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

This table compares monthly weather conditions in Libby, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)76 mm (3.0 inches)95%low
February Weather-7°C (20°F)95 mm (3.8 inches)93%moderate
March Weather0°C (32°F)66 mm (2.6 inches)91%high
April Weather4°C (39°F)74 mm (2.9 inches)88%high
May Weather10°C (51°F)66 mm (2.6 inches)83%very high
June Weather15°C (59°F)45 mm (1.8 inches)80%very high
July Weather20°C (68°F)16 mm (0.6 inches)82%very high
August Weather19°C (66°F)25 mm (1.0 inches)71%very high
September Weather13°C (55°F)44 mm (1.7 inches)71%high
October Weather5°C (41°F)87 mm (3.4 inches)85%moderate
November Weather0°C (32°F)92 mm (3.6 inches)90%moderate
December Weather-3°C (26°F)102 mm (4.0 inches)96%low

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