Cologne Marathon
Race Day Weather
Comfortable temps
Mild 54°F temps at gun time mean comfortable early miles without overheating risk. Light winds shouldn't be a major factor for pacing. Moderate humidity at 77% is worth noting for effort level, especially in later miles.
Pace Calculator
Get forecast alerts for Cologne Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Get your personalized Cologne Marathon race plan
Weather-adjusted pacing, per-mile terrain splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide — all personalized to your goal and race-day conditions.
Race Info
The Cologne Marathon (Kolnmarathon) starts at Ottoplatz in Deutz and finishes near Cologne Cathedral on Komodienstrasse. The flat course crosses the Rhine via the Deutz Bridge and passes through Rodenkirchen, Lindenthal, Ehrenfeld, and Nippes, with runners passing Rudolfplatz three times. The marathon has 11 aid stations; the half marathon, run concurrently over 21 km, has 6.