If the forecast is looking grim, why not head to Xinjiang Uygur Autonomous Region Museum? You'll be surprised just how much you can discover about the past here.
You'll have sightseeing choices galore in Urumqi City Centre. Xinjiang Uygur Autonomous Region Museum is a great place to start here, but there are plenty of other interesting spots to visit. Xinjiang International Grand Bazaar, Hongshan Park, and Hongshan Arena are not far from the collection of historical artifacts and will round out your day nicely.