A portable liquid dispensing station for outdoor use in cold temperatures comprises a housing defining a base for resting on a support surface and enclosed interior thereover, at least one liquid storage tank supported inside the housing for containing unused liquid, a pump supported inside the housing in fluidic communication with the tank for conveying the unused liquid under pressure to a downstream location, a liquid dispensing device supported externally of the housing but in downstream fluidic communication with the tank for selectively releasing the liquid, a basin supported externally of the housing for collecting the released liquid, and a collection tank in fluidic communication with the basin to collect the used liquid for storage and which is supported inside the housing. The liquid dispensing device, the basin and the collection tank are heated and the air inside the housing is also heated to prevent the liquid from freezing.