Course & Elevation
The Costa Rica Marathon starts in the mountain town of San Isidro de El General and descends through Costa Rica's stunning Central Valley, offering breathtaking views of volcanic peaks, coffee plantations, and lush tropical landscapes. The course winds through small mountain communities and valleys, finishing in San José with a gradual downhill trend that favors fast times in the final kilometers.
Course Facts
Weather on Race Day
22°C
Temperature
65%
Humidity
15%
Rain Chance
December offers excellent running conditions with cool mountain air in the morning, warming into comfortable mid-20s by afternoon. Low humidity and minimal rainfall make it one of Costa Rica's best months for marathoning.
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