Your Personal MARINE CORPS MARATHON Weather Forecast LEARN MORE...

Marathon Pace Bands

Marathon Pace Bands

Run the Right Pace in Your Next Marathon

Nearly 500 marathon courses.
Ships same or Next Day

Best Boston Marathon Qualifiers for 2026

Best Boston Marathon Qualifiers

It's here! Our annual list of the year's
best marathons to help you qualify for the Boston Marathon.

2026 IS HERE!




Historical weather

Historical Race Day Weather for the Boston Marathon

See historical race day weather for the Boston Marathon, including start temperature, humidity, wind, race day temperatures, PR score, and course score.

Race Day Forecast Tool

See Your 2026 Boston Marathon Race Day Conditions

Plug in your goal time and start wave to see what conditions you’ll face throughout the race — including temperature changes, headwinds, and tailwinds along the course.

View 2026 Boston Marathon Weather Tracker
Built to help runners plan pace and gear around real race day weather.
Boston Marathon Weather Tracker preview

Weather Averages for Last 26 Years

Race day snapshot
Clear
Clear
Most common race morning weather across the last 26 years.
Start Line Conditions
Start Temp 53°F 12°C
Start Humidity 57% Humidity
Wind ESE 9 mph
Race day high 62°F 17°C
Race day low 41°F 5°C
PR Score 99.08 Weather-influenced race day scoring
Course Score 99.62 Course-only Score

Race Day Weather by Year

Most recent years appear first so you can quickly compare start conditions, temperatures, wind, and scores across different editions of the race.

April 20, 2026

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 43°F 6°C
Start Humidity 56% Humidity
Wind W 11 mph Wind
Race day high 55°F 13°C
Race day low 38°F 3°C
PR Score 99.62 Normal score 99.21
Course Score 99.62 Course-only Score
Marathon Pace BandsLive Pace Band phone preview

Course-adjusted pacing

Want to run your best Boston Marathon?

Boston Marathon Pace Bands are adjusted for the specific terrain of the course, your goal time, and pacing strategy.

Build your Boston Marathon pace band

Easy to useCourse-aware pacing, goal-time based splits, and a cleaner race day plan.See all pace bands