TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE

Provided are a tire rubber composition providing excellent wet grip performance at low temperatures and a pneumatic tire including the tire rubber composition. Included is a tire rubber composition which contains at least one rubber component, at least one silica, and at least one compound represented by the following formula (I): wherein R represents a hydrocarbon group; and R and R are the same or different and each represent a hydrogen atom, a hydrocarbon group, or a -(AO)-H group where n represents an integer of 1 or larger, n for R and n for R may be the same as or different from each other, and each AO is the same or different and represents an oxyalkylene group having 2 or more carbon atoms, and at least one of R or R is a -(AO)-H group, and which has an acetone extractable content of not lower than 16.0% by mass.