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Race-day weather · Wyndo for runners

Great North Run weather

September 13, 2026 · Newcastle upon Tyne, United Kingdom · scheduled start 10:50 AM (Europe/London). What the start usually feels like, year by year — and a live start-time read once the race is inside the 7-day forecast window.

Countdown

61 days to race day

The live race-day forecast unlocks 55 days from now, when September 13, 2026 enters the 7-day forecast window — a start-time read for the scheduled 10:50 AM start. Until then, live hourly data is not available; the history below shows what race morning usually looks like.

Typical start temp

56°F

median of 20 years

A warm year

60°F

75th percentile start temp

Rain at the start

15%

3 of 20 measured years

Race-morning weather history

Mild NE England September; 2020 cancelled; 2021 ran a one-off Newcastle-only route (course anomaly, not weather). Wyndo tracks what past editions of the race actually served up at the start hour — temperature, dew point, wind, and rain, and reads the live forecast for the start once race week arrives.

Median start temp

56°F

p75 (a warm year): 60°F

Median dew point

51°F

at the start hour

Rain at the start

15%

3 of 20 measured years

Warmest start

65°F

in 2025

Start-hour weather by year for the Great North Run's past editions
YearStart tempDew pointWindPrecip (start hr)Day's high
202565°F55°F18 mphdry69°F
202460°F60°F6 mph0.8 mm60°F
202365°F63°F2 mphdry70°F
202260°F55°F6 mphdry68°F
202157°F51°F8 mphdry58°F
201952°F47°F2 mphdry61°F
201863°F57°F13 mphdry65°F
201756°F51°F15 mphdry60°F
201660°F51°F11 mphdry66°F
201555°F48°F8 mphdry62°F
201455°F48°F10 mphdry63°F
201353°F49°F19 mphdry60°F
201258°F51°F12 mph0.6 mm62°F
201153°F50°F7 mphdry57°F
201056°F55°F6 mph0.2 mm61°F
200953°F46°F9 mphdry62°F
200845°F38°F10 mphdry53°F
200751°F46°F4 mphdry60°F
200658°F55°F8 mphdry63°F
200558°F52°F11 mphdry65°F

Each row is the weather at a real past edition's date and this race's current start hour (ERA5 reanalysis at the start line).

Your heat-adjusted goal for the half marathon

The same cited model as the full calculator, pointed at this race: the median start-hour conditions this calendar slot has served up — climatology, not a forecast.

Pace unit

Racing this one?

Skip the taper-week refresh spiral. Wyndo emails you the Great North Run race-day outlook when it enters the 7-day forecast window, an update only when it changes meaningfully, and a final look the day before — quiet otherwise.

Email me when the Great North Run forecast firms up

The first race-day outlook when your race enters the 7-day forecast window, an update only when it changes meaningfully, and a final look the day before — something we can't do for guests.

New or returning — we'll email a code, no password needed.

Race facts

Start line
A167 Great North Road near Claremont Rd, by Town Moor / Exhibition Park (NE2 4AA); finish at South Shields seafront
Scheduled start
10:50 AM (Europe/London) — Official 2026 timetable (organizer-marked PROVISIONAL — re-verify ~2 weeks out): elite wheelchair 10:20, elite women 10:25, VI 10:27, elite men + MASS 10:50 BST. Aggregators listing 10:45 are wrong. World's biggest half (63,000 entrants in 2026).
Field size
~60,000 finishers — world's biggest half (~63,000 entrants in 2026)
Registration
ballot (2026 January ballot closed; members skip)

Wyndo is not affiliated with or endorsed by the Great North Run (officially the "AJ Bell Great North Run") or its organizers. Race names are used descriptively to identify the event; schedules and start times belong to the race — always confirm details on the official site. Weather guidance here is informational, never medical advice, and event alert flags on race day belong to the race's own medical team.