Boston or Bust Marathon

Huntsville, AL, USA · September 13, 2026
partly-cloudy-day69°·87° high·Light·Dry
7
Register
Weather
Pace Calc
Course
Race Info
FAQ
History

Race Day Weather

partly-cloudy-day
69°at start
89° high
Light
Dry

Hot day, adjust pace early

Runners will face rising temperatures starting at 70°F and peaking at 89°F, with high humidity averaging 78%. Winds will be light at 6 mph, not significantly impacting performance. Given the heat, it's crucial for runners to adjust their pace early and prioritize hydration, especially in the later laps as temperatures climb.

partly-cloudy-night8
partly-cloudy-night8
partly-cloudy-night8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day7
partly-cloudy-day6
partly-cloudy-day5
partly-cloudy-day5
partly-cloudy-day5

Pace Calculator

Distance: 26.2mi
0:00:00
HH:MM:SS
Pace
—
Weather Adj.
—
Common Goals:

Get forecast alerts for Boston or Bust Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Info

The Boston or Bust Marathon and Half Marathon run an extremely flat, fast course along Aldridge Creek and the Tennessee River in south Huntsville, Alabama. Both distances start and finish at Ditto Landing Marina and stay entirely on the Aldridge Creek Greenway. Both courses will be USATF certified, and the race is a last-chance Boston Marathon qualifier each September. Source

Website

FAQ

Ask a Question about the Boston or Bust Marathon

Racecast Concierge (free during beta)

Ask a question about the Boston or Bust Marathon and we'll do the hard part and find the answer for you within 48 hours.

By using Racecast Concierge, you agree to receive email alerts pertaining to the Boston or Bust Marathon and general racecast.io updates.

When is the 2026 Boston or Bust Marathon?

The 2026 Boston or Bust Marathon will be held on Sunday September 13, 2026.

Is the Boston or Bust Marathon a Boston Marathon Qualifier?

Yes, the Boston or Bust Marathon is an official Boston Marathon qualifier.

What is the time limit for the Boston or Bust Marathon?

The time limit for the Boston or Bust Marathon is 6 hours.

What will the weather be like for the 2026 Boston or Bust Marathon?

The forecast calls for a high of 89°F and a low of 69°F with a 20% chance of rain.

Historical Weather

Based on 4 years of data
Avg Temp
78°F
L:63° H:78°
RunScore
7
Conditions
Rain Freq
50%
2 of 4 yrs
Wind9mph
Dew60°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults

2025 Boston or Bust Marathon

Clear conditions throughout the day with rain clearing later.

2025
clear-night
57°/75°Light
8

2024 Boston or Bust Marathon

Clear conditions throughout the day.

2024
clear-night
54°/77°-
8

2023 Boston or Bust Marathon

Partly cloudy throughout the day.

2023
cloudy
68°/80°-
8

2022 Boston or Bust Marathon

Partly cloudy throughout the day with rain.

2022
rain
71°/78°Moderate
6

More AL Races

BHM 26.2 Marathon
2026-10-04 · Birmingham, AL, USA
Rocket City Marathon
2026-12-13 · 42.200km · Huntsville, AL, USA
Mobile Marathon
2027-01-10 · 42.200km · Mobile, AL, USA
Big Beach Marathon
2027-01-31 · Gulf Shores, AL, USA
Railway Marathon
2027-02-06 · 42.200km · Fultondale, AL, USA
Helping Hands Half Marathon
2026-10-24 · 21.100km · Muscle Shoals, AL, USA
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR