"Rainbow" resumed station ship duty at Cavite on 22 January 1914. She again became temporary flagship of the Commander-in-Chief at Cavite on 1 March 1914, but terminated this duty on 23 March 1914 when she shifted to Olongapo for overhaul, completed on 8 July 1914. She departed Manila Bay on 16 July 1914, taking refuge from a storm in Lingayen Gulf the 18th, before proceeding to survey the French Frigate Shoals, Hawaii (7-10 August 1914). She arrived at Honolulu 12 August, basing there for further survey work off the French Frigate Shoals until 14 November 1914. She then set course for San Francisco, arriving 24 November 1914 and shifting to the Mare Island Navy Yard the following day to prepare for inactivation. She decommissioned in the Mare Island Navy Yard on 24 December 1914.