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August Weather in Miles City, United States

Last updated: June 24, 2025

In August, the average temperature in Miles City, United States hovers around 23°C (73°F). While you can expect a cozy warmth, temperatures can dip as low as 8°C (48°F) and reach up to a scorching 41°C (106°F). With an average humidity of 73%, the air can feel quite muggy, especially with 24 mm (0.9 in) of precipitation spread over 5 days. Be prepared for a range of weather experiences!

August Temperature in Miles City

In August in Miles City, the average temperature is 23°C (73°F). The maximum can reach 41°C (106°F) and the minimum can be as low as 8°C (48°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

August Weather in Miles City: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Miles City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Miles City, August typically has an average temperature of 23°C (73°F), with highs reaching up to 41°C (106°F) and lows dropping to around 8°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec221734435669777362453527
Data source: Temperature data for Miles City 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.

August Precipitation in Miles City

In Miles City in August, the precipitation amount is 24 mm (0.9 in) over the course of 5 days.

August Precipitation Trends in Miles City

The chart displays monthly precipitation patterns in Miles City, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Miles City, August typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec122620404945292451351819
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Miles City

In Miles City in August humidity is 73%. With an average temperature of 23°C (73°F), this humidity feels like a thick blanket wrapping around you, making travel feel stifling and sticky, as every step seems to linger in the moisture-laden air.

August Average Humidity in Miles City

This chart illustrates the average monthly humidity levels in Miles City, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Miles City is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%76%70%76%78%78%73%67%68%77%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Miles City

In Miles City in August, 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 Miles City.

Maximum UV Index Levels in Miles City for August

The chart shows the monthly maximum UV Index (UVI) for Miles City in August, 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 August, the maximum UV index in Miles City typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24599101098532
Data source: Miles City August 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 August Weather in Miles City Compares to Other Months

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

This table compares monthly weather conditions in Miles City, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)11 mm (0.5 inches)80%low
February Weather-8°C (18°F)26 mm (1.0 inches)83%moderate
March Weather1°C (34°F)20 mm (0.8 inches)75%moderate
April Weather6°C (44°F)40 mm (1.6 inches)70%very high
May Weather13°C (57°F)48 mm (1.9 inches)76%very high
June Weather21°C (69°F)45 mm (1.8 inches)78%very high
July Weather25°C (77°F)29 mm (1.1 inches)78%very high
August Weather23°C (73°F)24 mm (0.9 inches)73%very high
September Weather17°C (63°F)51 mm (2.0 inches)67%very high
October Weather7°C (46°F)35 mm (1.4 inches)68%moderate
November Weather2°C (35°F)18 mm (0.7 inches)77%moderate
December Weather-3°C (27°F)19 mm (0.7 inches)84%low

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