Montana Marathon
Billings, MT, USA · September 20, 2026
Race Day Weather
51°at start
70° high
Breezy
Dry
Cool morning, warming trend ahead
Runners will face a starting temperature of 51°F, climbing to 69°F by the finish. With a steady wind from the S at 11 mph and gusts up to 55 mph, pacing adjustments may be necessary. Humidity levels at 56% suggest hydration should be prioritized, especially in the later stages of the race.
Race day forecast available in 139 days
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Distance: 26.2mi
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FAQ
When is the 2026 Montana Marathon?
The 2026 Montana Marathon will be held on Sunday September 20, 2026.
Is the Montana Marathon a Boston Marathon Qualifier?
Yes, the Montana Marathon is an official Boston Marathon qualifier.
What will the weather be like for the 2026 Montana Marathon?
The forecast calls for a high of 70°F and a low of 51°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.
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