Wyndo for runners
Race-day weather, race by race
What race morning usually looks like — start-hour temperature, dew point, wind, and rain odds from each race's calendar-slot or past-edition history — plus a live start-time read once a race is inside the 7-day forecast window, and heat-adjusted pacing built on cited research.
Your race isn't listed?
Enter any race — location, date, optional start time — for a race-week weather read, heat-adjusted pacing, and race-day countdown emails.
July 2026
August 2026
September 2026
October 2026
St. George Marathon
October 3, 2026 · Central, UT
Portland Marathon
October 4, 2026 · Portland, OR
Twin Cities Marathon
October 4, 2026 · Minneapolis, MN
Wineglass Marathon
October 4, 2026 · Bath, NY
Hartford Marathon
October 10, 2026 · Hartford, CT
Army Ten-Miler
October 11, 2026 · Arlington, VA
Chicago Marathon
October 11, 2026 · Chicago, IL
Baltimore Marathon
October 17, 2026 · Baltimore, MD
Kansas City Marathon
October 17, 2026 · Kansas City, MO
Baystate Marathon
October 18, 2026 · Lowell, MA
Columbus Marathon
October 18, 2026 · Columbus, OH
Detroit Free Press Marathon
October 18, 2026 · Detroit, MI
Marine Corps Marathon
October 25, 2026 · Arlington, VA
November 2026
New York City Marathon
November 1, 2026 · New York, NY
Indianapolis Monumental Marathon
November 7, 2026 · Indianapolis, IN
Richmond Marathon
November 14, 2026 · Richmond, VA
Philadelphia Marathon
November 22, 2026 · Philadelphia, PA
Route 66 Marathon
November 22, 2026 · Tulsa, OK
Atlanta Thanksgiving Half Marathon
November 26, 2026 · Atlanta, GA
Seattle Marathon
November 29, 2026 · Seattle, WA