Downtown Bozeman's Main Street with mountains beyond

Weather · August

Bozeman weather in August

Average highs of 81°F, lows of 50°F and 1.3 in of rain, from 30 years of weather records.

August is Bozeman’s 2nd warmest month, with average highs of 81°F and lows of 50°F. That is 1° cooler than July, and 25° above the yearly average high.

Average high
81°F
Average low
50°F
Precipitation
1.3 in
Wet days
10
Sunrise · sunset
6:24 AM · 8:33 PM

August across the year

  1. 34°15°Jan
  2. 37°17°Feb
  3. 46°24°Mar
  4. 55°31°Apr
  5. 63°39°May
  6. 72°46°Jun
  7. 82°52°Jul
  8. 81°50°Aug
  9. 71°42°Sep
  10. 57°32°Oct
  11. 42°22°Nov
  12. 33°15°Dec

High and low Rain

What to wear in August

  • Warm days: shorts and T-shirts, with a light layer for cooler evenings.
  • Pack an umbrella or rain jacket: rain or snow falls on about 10 days this month.

August is good for

Around Bozeman

Bozeman City Hall
Bozeman City Hall (34745281155)LunchboxLarry · CC BY 2.0
Benepe-Owenhouse Building, Main Street and Willson Avenue, Bozeman, MT
Benepe-Owenhouse Building, Main Street and Willson Avenue, Bozeman, MT - 53770244861w_lemay · CC BY-SA 2.0
Cooper Block (Black Building), Main Street, Bozeman, MT
Cooper Block (Black Building), Main Street, Bozeman, MTw_lemay · CC BY-SA 2.0

See Bozeman

A look around town before you go.

August compared with the months around it

MonthHighLowRain
July82°F52°F1.3 in
August81°F50°F1.3 in
September71°F42°F1.4 in

Planning a trip? See the best time to visit Bozeman and today’s forecast.

Questions

How hot does it get in Bozeman in August?

Average highs are 81°F and average lows 50°F, for a daily mean of 66°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Bozeman in August?

August averages 1.3 in of precipitation over about 10 days with at least 0.01 in. It is the 8th wettest month of the year.

What time is sunset in Bozeman in August?

Around mid-August the sun rises about 6:24 AM and sets about 8:33 PM, for roughly 14.2 hours of daylight.

Is August a good time to visit Bozeman?

Yes. August is one of the mildest months, with highs between 65°F and 85°F and little rain.

NOAA U.S. Climate Normals 1991–2020, Bozeman Montana State Univ station (1.3 mi from downtown). Sunrise and sunset are calculated for August 15 at the city’s coordinates.

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