Bozeman Half Marathon & 10K

Bozeman, MT, USA · September 12, 2027

43°·64° high·Light·Dry

Weather

Race Day Weather

43°at start

68° high

Light

Dry

Cool start, warming finish

Runners will face a temperature rise from 42°F at the start to 66°F by the finish, with light winds around 6 mph. Humidity will remain moderate at 51%, making for comfortable running conditions. With a tailwind in the early and later miles, strategizing to maintain pace will be key, especially during the crosswinds at miles 3, 7, and 10-11. Hydration should be prioritized as temperatures climb.

Race day forecast available in 310 days

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Distance: 13.1mi

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Race Info

The Bozeman Half Marathon and 10K start in the foothills south of Bozeman and finish downtown on historic Main Street. The USATF-certified half marathon course drops about 600 feet over 13.1 miles, with views across the Gallatin Valley and the surrounding Montana mountains. A Friday night 5K shakeout run at MAP Brewing kicks off race weekend. Source

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FAQ

When is the 2027 Bozeman Half Marathon & 10K?

The 2027 Bozeman Half Marathon & 10K will be held on Sunday September 12, 2027.

What is the time limit for the Bozeman Half Marathon & 10K?

The time limit for the Bozeman Half Marathon & 10K is 4 hours.

What will the weather be like for the 2027 Bozeman Half Marathon & 10K?

The forecast calls for a high of 71°F and a low of 43°F with a 8% chance of rain.

Historical Weather

Based on 12 years of data

Avg Temp

71°F

L:49° H:71°

RunScore

Conditions

Rain Freq

0 of 12 yrs

Wind7mph

Dew40°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2026	45°/62°	-	42°
2025 Bozeman Half Marathon & 10K Partly cloudy throughout the day. 2025	57°/76°	-	47°
2024 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2024	50°/75°	-	40°
2023 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2023	48°/65°	-	48°
2022 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2022	40°/70°	-	28°
2021 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2021	44°/67°	-	41°
2019 Bozeman Half Marathon & 10K Becoming cloudy in the afternoon with late afternoon rain. 2019	48°/59°	-	49°
2018 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2018	50°/70°	-	39°
2017 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2017	56°/76°	-	51°
2016 Bozeman Half Marathon & 10K Partly cloudy throughout the day with late afternoon rain. 2016	52°/71°	-	34°
2015 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2015	52°/80°	-	36°
2014 Bozeman Half Marathon & 10K Clear conditions throughout the day. 2014	45°/79°	-	36°

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