Weather: Hanoi Marathon
Historical weather data for race day in November. Use this to plan your race strategy, clothing, and hydration.
28°C
Temperature
Range: 23°C – 33°C
72%
Humidity
Moderate
35%
Rain Chance
Possible — check forecast
November
Typical race month
Usually on a Sunday
Conditions
April brings warm, humid conditions in Hanoi with occasional rain showers. Early morning start times help runners avoid peak heat, though humidity remains significant throughout the race.
What to Wear
Light cap or visor
Shield from sun and heat
Sunscreen SPF 30+
28°C means sun exposure risk
Extra hydration plan
Increase fluid intake in heat
Hydration Strategy
Before the Race
Hydrate aggressively in the 24 hours before. Aim for clear urine the morning of the race.
During the Race
Take water at every aid station. Consider sports drink for electrolytes. Don't wait until you're thirsty.
After the Race
Rehydrate within 30 minutes of finishing. A drink with electrolytes and some protein helps recovery.
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