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May Weather in Deer Lodge, United States

Last updated: June 24, 2025

In Deer Lodge, United States, the average temperature in May hovers around 8°C (47°F), with temperatures ranging from a chilly -7°C (20°F) to a warm 26°C (80°F). Expect 73 mm (2.9 in) of precipitation over approximately 15 days, and a notable average humidity of 80%, making for a pleasantly moist climate.

May Temperature in Deer Lodge

In May in Deer Lodge, the average temperature is 8°C (47°F). The maximum can reach 26°C (80°F), while the minimum can drop as low as -7°C (20°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

May Weather in Deer Lodge: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Deer Lodge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deer Lodge, May typically has an average temperature of 8°C (47°F), with highs reaching up to 26°C (80°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec191829354757666454392820
Data source: Temperature data for Deer Lodge 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 Deer Lodge

In Deer Lodge in May, the precipitation amount is 73 mm (2.9 in) over the course of 15 days.

May Precipitation Trends in Deer Lodge

The chart displays monthly precipitation patterns in Deer Lodge, 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 Deer Lodge, May typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec266241607387172134453839
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Deer Lodge

In Deer Lodge in May, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.

May Average Humidity in Deer Lodge

This chart illustrates the average monthly humidity levels in Deer Lodge, 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 Deer Lodge is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%89%85%80%78%77%66%67%77%89%95%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Deer Lodge

In Deer Lodge 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 Deer Lodge.

Maximum UV Index Levels in Deer Lodge for May

The chart shows the monthly maximum UV Index (UVI) for Deer Lodge 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 Deer Lodge typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098532
Data source: Deer Lodge 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 Deer Lodge Compares to Other Months

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

This table compares monthly weather conditions in Deer Lodge, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)26 mm (1.0 inches)93%moderate
February Weather-8°C (18°F)62 mm (2.5 inches)92%moderate
March Weather-2°C (29°F)41 mm (1.6 inches)89%high
April Weather2°C (35°F)60 mm (2.4 inches)85%very high
May Weather8°C (47°F)73 mm (2.9 inches)80%very high
June Weather14°C (57°F)87 mm (3.4 inches)78%extreme
July Weather19°C (66°F)17 mm (0.7 inches)77%very high
August Weather18°C (64°F)21 mm (0.8 inches)66%very high
September Weather12°C (54°F)34 mm (1.3 inches)67%very high
October Weather4°C (39°F)45 mm (1.8 inches)77%moderate
November Weather-2°C (29°F)38 mm (1.5 inches)89%moderate
December Weather-7°C (20°F)39 mm (1.5 inches)95%low

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