Marathon

Singapore Marathon

Singapore, Singapore December 42.195 km
Flat Fast Scenic Urban Coastal Loop Large Beginner Friendly
21 Moderate

Difficulty

Marathon Index Score

Next Race

Dec 6, 2026

Weather: Singapore Marathon

Historical weather data for race day in December. Use this to plan your race strategy, clothing, and hydration.

🔥 Racing conditions: Hot

🌡️

26°C

Temperature

Range: 23°C – 29°C

💧

80%

Humidity

High — increase hydration

🌧️

45%

Rain Chance

Possible — check forecast

📅

December

Typical race month

Usually on a Sunday

📝 Conditions

Warm and humid tropical climate typical of December in Singapore. Occasional afternoon showers are common, but the race is held early morning to minimize heat exposure. Trade winds provide some relief along coastal sections.

👟 What to Wear

🧢

Light cap or visor

Shield from sun and heat

🧴

Sunscreen SPF 30+

26°C means sun exposure risk

💧

Extra hydration plan

Increase fluid intake in heat

🧢

Hat with brim

Keep rain out of your eyes

🧴

Anti-chafe cream

Wet conditions increase chafing risk

💧 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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