Weather: Kathmandu Marathon
Historical weather data for race day in December. Use this to plan your race strategy, clothing, and hydration.
18°C
Temperature
Range: 10°C – 24°C
55%
Humidity
Low — comfortable
5%
Rain Chance
Low chance of rain
December
Typical race month
Usually on a Sunday
Conditions
December offers excellent running conditions with clear skies, cool morning temperatures, and low humidity. Post-monsoon weather provides perfect visibility of the Kathmandu Valley and surrounding mountains.
What to Wear
Singlet or short sleeve
Ideal racing temperatures
Hydration Strategy
Before the Race
Normal hydration. Drink to thirst in the 24 hours before. Avoid over-hydrating.
During the Race
Drink at aid stations every 3-4km. Alternate water and sports drink.
After the Race
Rehydrate within 30 minutes of finishing. A drink with electrolytes and some protein helps recovery.
Get Your Training Plan
Free, personalized for this race
Get alerts for Kathmandu Marathon
Registration openings, date changes, sell-out warnings.