It's race day!

London OH Marathon

Race day
partly-cloudy-day41°·62° high·Windy·Dry
8
Register

Race Day Weather

partly-cloudy-day
41°at start
59° high
Breezy
Dry

Cool start, mild finish

Runners will face a temperature rise from 41°F at the start to a comfortable 55°F by the finish. Winds from the ENE at 11 mph will provide a slight headwind throughout. With humidity at 75%, maintaining hydration and pacing conservatively is advised, especially during the warmer parts of the race.

clear-night8
clear-night8
clear-night8
cloudy7
partly-cloudy-day7
clear-day8
partly-cloudy-day8
partly-cloudy-day9
clear-day9
clear-day9
clear-day9

Pace Calculator

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

Get forecast alerts for London OH 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

Area Map

Course Map

FAQ

When is the 2026 London OH Marathon?

The 2026 London OH Marathon will be held on Saturday April 11, 2026.

Is the London OH Marathon a Boston Marathon Qualifier?

Yes, the London OH Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 London OH Marathon?

The forecast calls for a high of 62°F and a low of 41°F with a 1% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 1 years of data
Avg Temp
52°F
L:32° H:52°
RunScore
9
Conditions
Rain Freq
0%
0 of 1 yrs
Wind8mph
Dew18°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
clear-night
32°/52°-
8