XC, Freeride or Downhill there is something for everyone at Galby. The local advocacy group, WHIMPS, works with the private land owner Polygon Corp. to provide trail access.
Winter: Mud puddles on flat trails near the bottom and on the top trails for up to five days after a good rain.
Summer: Usually dry except the day after a heavy rain. "Not Shawn's" and a few other of the lower trails tend to have mud puddles that never disappear.
A link to consider: Galbraith Mud Index. Author is a prof at WWU and a seasoned rider.
Kona USA, Transition Bicycle Company, and Spectrum Techwear are all located in the Bellingham area. The Bellingham dirt jumps are also a short drive away next to the civic center.