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

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!


Marathon Pace Bands

Marathon Pace Bands

Run the Right Pace in Your Next Marathon

Nearly 500 marathon courses.
Ships same or Next Day



Historical weather

Historical Race Day Weather for the Tri-Cities Marathon

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

Weather Averages for Last 10 Years

Race day snapshot
Clear
Clear
Most common race morning weather across the last 10 years.
Start Line Conditions
Start Temp 42°F 6°C
Start Humidity 85% Humidity
Wind NNW 6 mph
Race day high 60°F 16°C
Race day low 40°F 4°C
PR Score 99.21 Weather-influenced race day scoring
Course Score 99.27 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.

October 25, 2026

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 41°F 5°C
Start Humidity 71% Humidity
Wind NNW 2 mph Wind
Race day high 58°F 14°C
Race day low 41°F 5°C
PR Score 100.00 Normal score 0.00
Course Score 100.00 Course-only Score
Marathon Pace BandsLive Pace Band phone preview

Course-adjusted pacing

Want to run your best marathon?

See what splits you need to run for hundreds of marathons, adjusted for the specific terrain of the course, your goal time, and pacing strategy.

Create your custom pace band

New: Live Pace BandThe race is only hours away, but you can still get the Live Pace Band on your phone for course-adjusted splits, aid/hydration alerts, and course notes.Get the Live Pace Band