nomadseason

May Weather in Big Timber, United States

Last updated: June 24, 2025

In Big Timber, United States, the average temperature in May hovers around 9°C (48°F). Expect a chilly minimum of -7°C (19°F) and a pleasant maximum of 26°C (80°F). During this month, 112 mm (4.4 in) of precipitation is likely, spread over approximately 17 days, contributing to an average humidity of 79%.

May Temperature in Big Timber

In May in Big Timber, the average temperature is 9°C (48°F). Maximum temperatures can reach as high as 26°C (80°F), while minimums can drop to a chilly -7°C (19°F). It's advisable to pack layers and be prepared for a wide range of weather conditions when traveling during this time.

May Weather in Big Timber: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Big Timber, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Big Timber, May typically has an average temperature of 9°C (48°F), with highs reaching up to 26°C (80°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec221831374859676555403124
Data source: Temperature data for Big Timber generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Big Timber

In Big Timber in May, the precipitation amount is 112 mm (4.4 in) spread out over 17 days.

May Precipitation Trends in Big Timber

The chart displays monthly precipitation patterns in Big Timber, 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 Big Timber, May typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec2460497811281353959604137
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Big Timber

In Big Timber in May humidity is 79%. With an average temperature of 9°C (48°F), this humidity feels like a chilly mist wrapping around you, making outdoor activities brisk yet invigorating, but it can also leave you feeling damp and slightly chilled if you're not dressed appropriately for the conditions.

May Average Humidity in Big Timber

This chart illustrates the average monthly humidity levels in Big Timber, 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 Big Timber is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%83%79%76%74%69%67%72%89%94%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Big Timber

In Big Timber in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Big Timber.

Maximum UV Index Levels in Big Timber for May

The chart shows the monthly maximum UV Index (UVI) for Big Timber 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 Big Timber typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110108632
Data source: Big Timber 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 Big Timber Compares to Other Months

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

This table compares monthly weather conditions in Big Timber, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)24 mm (0.9 inches)93%moderate
February Weather-8°C (18°F)60 mm (2.4 inches)92%moderate
March Weather-1°C (31°F)49 mm (1.9 inches)89%high
April Weather3°C (37°F)78 mm (3.1 inches)83%very high
May Weather9°C (48°F)112 mm (4.4 inches)79%very high
June Weather15°C (59°F)81 mm (3.2 inches)76%extreme
July Weather19°C (67°F)35 mm (1.4 inches)74%very high
August Weather18°C (65°F)39 mm (1.5 inches)69%very high
September Weather13°C (56°F)59 mm (2.3 inches)67%very high
October Weather4°C (40°F)60 mm (2.4 inches)72%high
November Weather-1°C (31°F)41 mm (1.6 inches)89%moderate
December Weather-5°C (24°F)37 mm (1.5 inches)94%low

Compare Big Timber's Climate with Cities Worldwide