What is the weather usually like on race day for the Bitterroot Runoff Trail Runs?

Based on the last 10 years of weather data for Lolo, MT, April race mornings typically start near 31°F and warm to around 54°F. On this calendar date it has rained in 1 of the last 10 years.

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Bitterroot Runoff Trail Runs

Lolo, MT

Sat, Apr 17, 2027

In 174 days · Sat, Apr 17, 2027

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When

Saturday, April 17th, 2027

Where

6737 Bristle Cone Ct, Lolo MT

Distances

10 Miles · 5K

Typical weather

31–54°F · some rain risk

See last 10 years

On this date: rain 1 of the last 10 years

2026

30–46°F

dry

2025

26–46°F

dry

2024

24–43°F

dry

2023

31–46°F

dry

2022

27–46°F

rain

2021

28–64°F

dry

2020

24–59°F

dry

2019

37–53°F

dry

2018

28–47°F

dry

2017

36–54°F

dry

Best months to race in Montana →

About this race

Kick off trail racing season in Montana with the Bitterroot Runoff Trail Runs!

Now with 5k, 5 Mile, & 10 Mile courses, there are options for beginners and seasoned veterans alike. All three courses follow private single & doubletrack trails on the Rossignol Ranch outside of Lolo, Montana.

After the race, you will be treated to a homemade brunch and Big Sky Brewery Beer.

Visit our website for more information.