Buy tickets to watch a game at Halliwell Jones Stadium. If there's nothing scheduled while you're there, you might like to check if the stadium offers a guided tour of the grounds.
You'll have sightseeing choices galore when in Warrington. Halliwell Jones Stadium is an ideal place to begin here, but there are many other fine attractions to consider. Norton Priory Museum, Gulliver's World - Warrington, and Haydock Park Racecourse are close to the sporting facility and and will cap off your day nicely.