Reykjavik Marathon · August 2027

Weather & climate

Typical race-week temperatures run 8.2–13.1°C with about a 48% historical rain signal. Dress for the start-line wait as well as the running.

Race-week forecast window

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Forecast loads live; the climate normals above are baked in and don't change.

Last reviewed 24 Aug 2026 · confirm details with the organizer.