[2] During World War II, Wehle served a tour of duty in the Pacific Theater of Operations, where he was attached to the first Joint Army-Navy Task Force.

After his return to the United States, Wehle was transferred to Camp Hale, Colorado, where he was appointed commanding officer of an artillery battalion.

He was subsequently assigned to the staff of the XVIII Airborne Corps at Fort Bragg, North Carolina, as an assistant artillery officer.

He was later appointed the Secretary of the General Staff, Army Field Forces Headquarters at Fort Monroe, Virginia.

He later taught English language and History at the Heights School in Washington, D.C. Major General Philip C. Wehle died on September 20, 1978, at Walter Reed Army Hospital, following complications from lung cancer.