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UTMB World Series Events

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Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

26 - 28 September 2025

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

17 - 19 October 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Weiwei GUO

Nationality

China

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

338

337

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

04.20.2025

Mount Yun by UTMB 2025 - NMY 30K

20K

29.7 KM
1751 M+

06:16:54

377 / 1144

279 / 711

03.29.2025

2025 MAMMUT HUANGSHAN HUIZHOU ANCIENT CITY TRAIL RUN 2025 - 35K

20K

36.1 KM
1077 M+

05:37:20

252 / 1222

187 / 708

03.23.2025

Wenling Goden Coast Run 2025 - 2024 wenling golden coast trail 25KM

20K

25 KM
985 M+

04:53:37

1518 / 2192

906 / 1213

01.11.2025

GUANGZHOU 100 ULTRA TRAIL RACE 2025 - 35KM-GZ100

20K

33.3 KM
1574 M+

05:05:03

502 / 1739

359 / 1024

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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