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www.run-fest.com

Richmond RUNFEST

location_on
Isleworth, East of England, United Kingdom

calendar_today 12 Sep, 2026 – 13 Sep, 2026

language Official Website

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About the Event

Experience a world-class running festival set in London's most beautiful green spaces at the 'Uber Boat by Thames Clippers' Richmond RUN-FEST on 12-13 September 2026. This premier event, renowned for its unique tech t-shirts and chunky triangle medals, welcomes 7,000 runners across a weekend of racing. The highlight is the Richmond Marathon and Half Marathon, which offer a truly spectacular start inside the UNESCO World Heritage site of Kew Gardens before finishing with a music festival atmosphere in the heart of Richmond upon Thames. With a certified, clearly marked course, it serves as a Boston and London Marathon qualifier, attracting serious runners while remaining famously beginner-friendly. The weekend also features a 10k and dedicated Kids' & Family Mile races, making it the perfect destination running event for athletes of all levels and their families. Join the celebration of sport, community, and stunning scenery in one of the capital's most iconic locations.

Races Offered

Richmond 10k

Sep 12, 2026

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Distance — 10K

terrain

Type — —

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09:30

Richmond Marathon

Sep 13, 2026

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Distance — 42.2K

terrain

Type — —

timer

08:00

Richmond Half Marathon

Sep 13, 2026

straighten

Distance — 21.1K

terrain

Type — —

timer

09:30

Family Mile Races

Sep 13, 2026

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Distance — 1.6K

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Type — —

timer

15:00

Weather History

These values represent the 3-year monthly averages for September in Isleworth.

thermostat Temperature
12.2° / 20.2°
wb_sunny Feels like
10.3° / 18.2°
light_mode Avg sunshine hours
8h 45m
water_drop Avg rainfall
3.2 mm
ac_unit Avg snowfall
—
air Avg wind speed
12.8 km/h (Gentle breeze)
opacity Sweat loss rate
Moderate
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (3.5)
humidity_mid Humidity
77.5%
wb_twilight Sunrise
06:37
nightlight Sunset
19:14

About Isleworth

Learn more about the host city, Isleworth.

Scenic view of

Isleworth is a suburban town in the London Borough of Hounslow, West London, England.

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Hotels & Places to Stay

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calendar_today Sep 27, 2026

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