Weather
Climate Avg| Time | Temp | Dew Pt | Humidity | Wind | Conditions |
|---|---|---|---|---|---|
| Start | 39.6 – 48.6°F | 42° Ideal | 91 – 94% | 8 mph SW | Partly cloudy |
| 8:00 AM | 43.2 – 50.5°F | 44° Ideal | 85 – 92% | 8 mph SW | Partly cloudy |
| Finish | 53 – 53°F | 49° Ideal | 87 – 87% | 8 mph S | Partly cloudy |
Based on 3-year average for this date. Real forecast available in 43 days.
Elevation Profile
Course Stats
Mile Splits
| Mile | Grade |
|---|---|
| 1 | -1.2% |
| 2 | -0.1% |
| 3 | -0.6% |
| 4 | +1.0% |
| 5 | +1.1% |
| 6 | -0.9% |
| 7 | -1.0% |
| 8 | -1.0% |
| 9 | +0.8% |
| 10 | -0.2% |
| 11 | +0.7% |
| 12 | +0.0% |
| 13 | -0.5% |
| 14 | -0.2% |
RM Difficulty Index
Race-Day Weather History
Race-morning conditions on this date over the past 5 years: median 52°F with a 47°F dew point and 8 mph wind. 1 of 5 years were warm enough to slow race pace.
| Year | Temp | Dew Pt | Wind | Rain | Sky |
|---|---|---|---|---|---|
| 2024 | 45°F | 40°F | 8 mph | — | Clear |
| 2023 | 52°F | 46°F | 5 mph | — | Drizzle |
| 2022 | 55°F | 50°F | 8 mph | — | Partly cloudy |
| 2021 | 52°F | 47°F | 2 mph | — | Partly cloudy |
| 2020 | 63°F | 56°F | 14 mph | — | Partly cloudy |
Morning conditions (race window) on the Great North Run calendar date each year, from the ERA5 reanalysis archive — the race’s usual slot, not necessarily each edition’s exact day.
Great North Run Pace Calculator & Race Plan
The Great North Run is the world's largest half marathon, running from Newcastle to South Shields along the northeast English coast. 80 meters of gain with some rolling hills in the middle section.
September weather in Newcastle is cool and often breezy along the coast. Our splits account for the terrain and conditions.
Great North Run FAQ
When is the next Great North Run?›
The next Great North Run is on Sunday, September 13, 2026.
How long is the Great North Run?›
The Great North Run is 13.1 miles (21.097 km), the standard half marathon distance. It runs in Newcastle to South Shields, England.
How much elevation gain does the Great North Run have?›
The Great North Run has about 263 ft (80 m) of climbing and 367 ft of descent, with a maximum grade of 6.3%.
Is the Great North Run flat, downhill, or hilly?›
The Great North Run is a net downhill course, dropping 105 ft (32 m) from start to finish, with 263 ft of climbing along the way.
How hard is the Great North Run?›
Runner's Math scores the Great North Run 33/100 (Moderate) — #13 of 16 half marathons in our library, ranked by modeled time cost. The profile costs about 0:17 versus a flat course for a runner at 4:00-marathon pace.
What's the weather usually like at the Great North Run?›
Over the past 5 years on this date, median race-morning conditions were 52°F with a 47°F dew point and 8 mph wind. 1 of 5 years were warm enough to slow race pace.