UK consumer prices climbed 2.5 percent year-on-year in March, slower than the 2.7 percent increase posted in February, the Office for National Statistics showed Wednesday. Inflation was forecast to remain unchanged at 2.7 percent. This was the weakest rate since March 2017, when prices gained 2.3 percent. Month-on-month, consumer prices edged up 0.1 percent in March, slower than the expected 0.3 percent. Core inflation that excludes energy, food, alcoholic beverages and tobacco, slowed to 2.3 percent from 2.4 percent a month ago.