2027 Chongqing Marathon - Mar 21

2027 Chongqing Marathon - Mar 21 Countdown

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Race Information

Race2027 Chongqing Marathon - Mar 21
CityChongqing
Date2027-03-21 at 07:30
Field Size~25,000 runners
Time Limit6 hours 30 min
TimezoneAsia/Shanghai
Official SiteChongqing Sports Bureau
RegistrationRegister · 200 CNY

Race Day Weather

Average Temperature14°C / 57°F
Humidity70%
Wind6 km/h
Rain Chance25%
Typical ConditionsMild and misty with high humidity

What to Prepare: Chongqing's famous fog can limit visibility early on — watch your footing. Humidity is the real challenge here; wear light, breathable fabrics and start hydrating the day before. The hilly terrain means you'll heat up faster than on flat courses.

Based on historical averages for race week. Use our Weather Score Calculator and What to Wear Guide for personalized advice.

Wind Impact on Race Day

Wind at 6 km/h can affect your marathon pace by 5-15 seconds per kilometer. Headwinds slow you down exponentially — a 20 km/h wind costs more than twice a 10 km/h wind.

Calculate your wind-adjusted pace →

Course Profile

Course TypeHilly Urban Loop
Elevation Gain150m
TerrainRoad
ProfileChallenging course through China's famous mountain city with significant elevation changes. Routes along the Jialing and Yangtze rivers with steep urban climbs. The largest marathon in western China — embrace the hills.
Boston QualifierYes — Check your BQ time

Prepare for 2027 Chongqing Marathon - Mar 21

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