Singapore, SG · December 2026
Standard Chartered Singapore Marathon
- Distance
- 42.20 km
- Elevation gain
- 91 m
- Typical temp
- 24–29 °C
- Cutoff
- 7:00:00
The short version
A genuinely hard course
- Most runners crack near km 32 — fuel before km 30, not at it.
- Heat is the hidden tax (~6% slower than cool-day pace) — bank nothing early.
- Full overhead sun from km 5 — sunscreen and run the shaded side.
Next edition
December 2026
Typical race-day conditions
24–29 °C
Heat adds ~6% — your plan paces this in.
Course difficulty
HardDriven by typical race-day heat (~27 °C). Harder than BMO Vancouver Marathon (6.5), easier than The San Francisco Marathon (6.9) — tougher than 64% of the races we cover.
Race data quality
Low confidence
Auto-generated from GPS route + elevation data
Course route imported from a community GPX; race date, start time and climate are NOT set and fall back to generic defaults until verified.
Elevation profile
Route-derived (GPX + DEM)
Paid strategy guardrail
Official race packet remains source of truth
- distanzrunning/gpx (community course route)
- Race month per official race calendar
- Open-Meteo historical climate archive (2022–2024)
Step 1 · Free preview
See the course-adjusted plan first
Enter one recent result. The preview returns course cost, first splits, and fuel target from the deterministic engine and the current course data model.
VDOT
49.1
Estimate
3:30:03
Course cost
+16:19
Fuel target
60 g/h
60 g/h needs a trained gut — practise it in training, never try new fuelling on race day. Your full plan tunes this to your experience.
First 5 km preview
full race locked
- km 15:02
- km 25:09
- km 35:04
- km 45:02
- km 55:00
First race free · then €7 Race Pass · no monthly subscription
Uses an approximate course model; verify final logistics against the official race packet.
Step 2 · Your full Standard Chartered Singapore Marathon plan
The preview shows the shape. The plan races it for you.
Course preview
Free
what you see now
- Difficulty score & course data
- Course-cost & toughest km
- Your first full plan free, ever
Race Pass
€7
one-time, this race
- Every km split, weather-adjusted
- Nutrition & fluid timeline
- Heat, wind & sun race tactics
- Danger zones + watch file (GPX)
- Race-week forecast & reminders
Annual
€19
per year, every race
- Everything in Race Pass
- Unlimited races, all year
- Re-plan as your fitness changes
No subscription required — one race is a one-off €7. See a full sample plan →
Continue with approximate course data →Course elevation
91 m total gain · 91 m loss · max 93 m, min -5 m.
Fly the course
Sun & shade
Sun in your eyes
4 km
Sun on your back
2 km
Side / overhead
36 km
From km 5 the sun sits high overhead — peak UV and radiant heat, so keep sunscreen on and run the shaded side of the road where you can.
Approximate — solar position from the route geometry and a 09:00 start (timezone estimated from longitude), for a mid-pack finishing time.
Race overview
How hard is this course?
Reference table — how the Standard Chartered Singapore Marathon compares to a flat sea-level course for four typical fitness levels. Computed from the route profile, mean course altitude, and typical race-week climate (27 °C / 85 % humidity). Your personal strategy uses your VDOT, per-km splits, nutrition timing, and the typical climate baseline for this static sample; paid strategies use Open-Meteo when a verified race date is inside the forecast window.
| Runner | Flat-course finish | Standard Chartered Singapore Marathon finish | Course cost | Adjusted pace |
|---|---|---|---|---|
| Beginner (VDOT 35) | 4:16:08 | 4:37:42 | +8.4% | 6:33/km |
| Intermediate (VDOT 45) | 3:28:17 | 3:45:50 | +8.4% | 5:19/km |
| Trained (VDOT 50) | 3:10:41 | 3:26:45 | +8.4% | 4:52/km |
| Competitive (VDOT 60) | 2:43:24 | 2:57:09 | +8.4% | 4:11/km |
Reference nutrition
For a 70 kg runner finishing in 3:26:45 at 27 °C. Adjust to your weight and tolerance — these are ISSN-window targets, not prescriptions.
- Carbs / hour
- 60 g
- Total carbs
- 207 g
- Fluid / hour
- 865 ml
- Sodium / hour
- 710 mg
FAQ
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The numbers above are samples. Sign up free and get the full Standard Chartered Singapore Marathon strategy from your VDOT, the current course model, Open-Meteo race-week forecast when available, and your nutrition preferences.
First race free · €7 per additional race · €19/yr for unlimited
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New to the marathon? Start with our marathon pacing strategy guide or run the VDOT calculator.