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The best marathons for a personal best

We ranked flat road marathons (under 150 m of climbing) by how close their typical start temperature is to about 9°C, and left out races that usually warm up above 18°C. Cool, flat and calm is the recipe for a fast time.

  1. 1
    Düsseldorf Marathon
    🇩🇪 Düsseldorf, Germany · 18 Apr 2027 · Marathon · ↑ 30 m · start 9°C
    30 m · 9°C
  2. 2
    Houston Marathon
    🇺🇸 Houston, United States · 17 Jan 2027 · Marathon · ↑ 40 m · start 9°C
    40 m · 9°C
  3. 3
    Bratislava Marathon
    🇸🇰 Bratislava, Slovakia · 11 Apr 2027 (est.) · Marathon · ↑ 40 m · start 9°C
    40 m · 9°C
  4. 4
    Enschede Marathon
    🇳🇱 Enschede, Netherlands · 11 Apr 2027 · Marathon · ↑ 20 m · start 9°C
    20 m · 9°C
  5. 5
    Linz Donau Marathon
    🇦🇹 Linz, Austria · 11 Apr 2027 · Marathon · ↑ 40 m · start 9°C
    40 m · 9°C
  6. 6
    Kiawah Island Marathon
    🇺🇸 Kiawah Island, United States · 12 Dec 2026 · Marathon · ↑ 39 m · start 9°C
    39 m · 9°C
  7. 7
    Hannover Marathon
    🇩🇪 Hannover, Germany · 11 Apr 2027 · Marathon · ↑ 19 m · start 10°C
    19 m · 10°C
  8. 8
    Kraków Marathon
    🇵🇱 Kraków, Poland · 18 Apr 2027 (est.) · Marathon · ↑ 40 m · start 9°C
    40 m · 9°C
  9. 9
    Bonn Marathon
    🇩🇪 Bonn, Germany · 11 Apr 2027 · Marathon · ↑ 30 m · start 9°C
    30 m · 9°C
  10. 10
    Rhein-Ruhr Marathon Duisburg
    🇩🇪 Duisburg, Germany · 2 May 2027 · Marathon · ↑ 40 m · start 9°C
    40 m · 9°C
  11. 11
    Beppu-Oita Mainichi Marathon
    🇯🇵 Beppu, Japan · 7 Feb 2027 · Marathon · ↑ 50 m · start 9°C
    50 m · 9°C
  12. 12
    Riga Marathon
    🇱🇻 Riga, Latvia · 16 May 2027 · Marathon · ↑ 30 m · start 10°C
    30 m · 10°C
  13. 13
    Shanghai Marathon
    🇨🇳 Shanghai, China · 6 Dec 2026 · Marathon · ↑ 30 m · start 8°C
    30 m · 8°C
  14. 14
    Leipzig Marathon
    🇩🇪 Leipzig, Germany · 18 Apr 2027 · Marathon · ↑ 30 m · start 10°C
    30 m · 10°C
  15. 15
    Newport Wales Marathon
    🇬🇧 Newport, United Kingdom · 18 Apr 2027 · Marathon · ↑ 60 m · start 9°C
    60 m · 9°C
  16. 16
    Riyadh Marathon
    🇸🇦 Riyadh, Saudi Arabia · 30 Jan 2027 (est.) · Marathon · ↑ 40 m · start 10°C
    40 m · 10°C
  17. 17
    Toronto Waterfront Marathon
    🇨🇦 Toronto, Canada · 18 Oct 2026 · Marathon · ↑ 50 m · start 9°C
    50 m · 9°C
  18. 18
    Milano Marathon
    🇮🇹 Milan, Italy · 4 Apr 2027 · Marathon · ↑ 40 m · start 8°C
    40 m · 8°C
  19. 19
    Itabashi City Marathon
    🇯🇵 Tokyo, Japan · 21 Mar 2027 · Marathon · ↑ 20 m · start 10°C
    20 m · 10°C
  20. 20
    Łódź Marathon
    🇵🇱 Łódź, Poland · 11 Apr 2027 · Marathon · ↑ 50 m · start 9°C
    50 m · 9°C
  21. 21
    Rotterdam Marathon
    🇳🇱 Rotterdam, Netherlands · 11 Apr 2027 · Marathon · ↑ 30 m · start 10°C
    30 m · 10°C
  22. 22
    Manchester Marathon
    🇬🇧 Manchester, United Kingdom · 18 Apr 2027 · Marathon · ↑ 55 m · start 9°C
    55 m · 9°C
  23. 23
    Runatolia Antalya Marathon
    🇹🇷 Antalya, Türkiye · 4 Apr 2027 (est.) · Marathon · ↑ 60 m · start 9°C
    60 m · 9°C
  24. 24
    Adelaide Marathon
    🇦🇺 Adelaide, Australia · 2 May 2027 · Marathon · ↑ 60 m · start 9°C
    60 m · 9°C
  25. 25
    Daegu Marathon
    🇰🇷 Daegu, South Korea · 28 Feb 2027 · Marathon · ↑ 50 m · start 10°C
    50 m · 10°C
  26. 26
    Maasmarathon
    🇧🇪 Vise, Belgium · 2 May 2027 (est.) · Marathon · ↑ 50 m · start 10°C
    50 m · 10°C
  27. 27
    SAARathon Saarbrücken
    🇩🇪 Saarbrücken, Germany · 11 Oct 2026 · Marathon · ↑ 30 m · start 10°C
    30 m · 10°C
  28. 28
    Tokushima Marathon
    🇯🇵 Tokushima, Japan · 14 Mar 2027 · Marathon · ↑ 80 m · start 9°C
    80 m · 9°C
  29. 29
    Seville Marathon
    🇪🇸 Seville, Spain · 21 Feb 2027 · Marathon · ↑ 76 m · start 9°C
    76 m · 9°C
  30. 30
    Nagoya Women's Marathon
    🇯🇵 Nagoya, Japan · 14 Mar 2027 · Marathon · ↑ 60 m · start 10°C
    60 m · 10°C

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