Weather
Climate Avg| Time | Temp | Dew Pt | Humidity | Wind | Conditions |
|---|---|---|---|---|---|
| Start | 49.1 – 54.2°F | 40° Ideal | 63 – 67% | 6 mph W | Clear sky |
| 8:00 AM | 49.8 – 54.2°F | 41° Ideal | 63 – 66% | 6 mph W | Clear sky |
| 9:00 AM | 52.2 – 52.8°F | 45° Ideal | 67 – 87% | 5 mph NW | Clear sky |
| 10:00 AM | 56.9 – 60.7°F | 44° Ideal | 46 – 80% | 4 mph W | Clear sky |
| 11:00 AM | 60.4 – 63.4°F | 46° Ideal | 46 – 75% | 5 mph NW | Clear sky |
| Finish | 63.2 – 66.7°F | 43° Ideal | 36 – 66% | 8 mph W | Clear sky |
Based on 3-year average for this date. Real forecast available in 303 days.
Elevation Profile
Course Stats
Mile Splits
| Mile | Grade |
|---|---|
| 1 | -2.6% |
| 2 | +0.3% |
| 3 | -1.6% |
| 4 | +0.1% |
| 5 | +0.1% |
| 6 | -0.0% |
| 7 | -0.4% |
| 8 | +3.1% |
| 9 | -1.1% |
| 10 | +0.6% |
| 11 | -0.9% |
| 12 | -0.3% |
| 13 | -0.3% |
| 14 | +0.1% |
| 15 | -0.0% |
| 16 | +0.1% |
| 17 | +0.5% |
| 18 | +0.3% |
| 19 | -0.2% |
| 20 | +0.5% |
| 21 | +0.1% |
| 22 | -0.2% |
| 23 | +0.0% |
| 24 | -2.1% |
| 25 | +0.6% |
| 26 | +0.3% |
| 27 | -3.9% |
RM Difficulty Index
Race-Day Weather History
Race-morning conditions on this date over the past 8 years: median 51°F with a 42°F dew point and 6 mph wind. Heat has rarely been a factor.
| Year | Temp | Dew Pt | Wind | Rain | Sky |
|---|---|---|---|---|---|
| 2025 | 53°F | 41°F | 7 mph | — | Clear |
| 2024 | 57°F | 41°F | 4 mph | — | Partly cloudy |
| 2022 | 57°F | 54°F | 5 mph | — | Partly cloudy |
| 2021 | 46°F | 43°F | 5 mph | — | Partly cloudy |
| 2020 | 46°F | 40°F | 7 mph | — | Clear |
| 2019 | 52°F | 48°F | 16 mph | 0.06" | Drizzle |
| 2018 | 42°F | 34°F | 7 mph | — | Clear |
| 2016 | 49°F | 44°F | 3 mph | — | Partly cloudy |
Morning conditions (race window) on the Sydney Marathon calendar date each year, from the ERA5 reanalysis archive — the race’s usual slot, not necessarily each edition’s exact day.
Sydney Marathon Pace Calculator & Race Plan
Sydney crosses the Harbour Bridge and runs through the hilly North Sydney section before returning along the harbor. 239 meters of gain makes this one of the hillier World Marathon Major candidates. August is winter in Sydney, so conditions are usually cool.
The hills in the first half demand conservative pacing. Our model adjusts for each climb and the cumulative toll of the terrain.
Sydney Marathon FAQ
When is the next Sydney Marathon?›
The next Sydney Marathon is on Sunday, August 29, 2027.
How long is the Sydney Marathon?›
The Sydney Marathon is 26.2 miles (42.195 km), the standard marathon distance. It runs in Sydney, Australia.
How much elevation gain does the Sydney Marathon have?›
The Sydney Marathon has about 784 ft (239 m) of climbing and 992 ft of descent, with a maximum grade of 3.88%.
Is the Sydney Marathon flat, downhill, or hilly?›
The Sydney Marathon is a net downhill course, dropping 207 ft (63 m) from start to finish, with 784 ft of climbing along the way.
How hard is the Sydney Marathon?›
Runner's Math scores the Sydney Marathon 39/100 (Moderate) — #13 of 38 marathon courses in our library, ranked by modeled time cost. The profile costs about 1:04 versus a flat course for a runner at 4:00-marathon pace.
What's the weather usually like at the Sydney Marathon?›
Over the past 8 years on this date, median race-morning conditions were 51°F with a 42°F dew point and 6 mph wind. Heat has rarely been a factor.