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August Rainfall Precipitation in Montana

Montana is a region in the United States of America. In August precipitation ranges from low in Libby with 16 mm of rainfall to moderate in Lewistown with 53 mm of rainfall. August is a summer month in Montana. It is the driest month of the year.

Where and how much does it rain in Montana in August?

Find the average total precipitation in August for the most popular destinations in Montana on the map below. Click on a destination dot for more detailed information.

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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much rainfall does Montana receive in August?
  • In Whitefish, August typically sees a modest rainfall of about 27 mm. For those who prefer drier conditions, this month is ideal. This particular month consistently records the lowest levels of rainfall, making it the driest period throughout the entire year.

  • What is the wettest city in August in Montana?
  • Based on our records, Lewistown is the location with the highest average precipitation, receiving about 53 mm.

  • What is the driest city in August in Montana?
  • The driest place is Libby with an average precipitation of 16 mm according to our data.

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