The biggest upward contribution to the new inflation rate of 2.8% has been increases in gas and electricity bills, as well as price changes for recreational goods, according to the Office for National Statistics.
Also contributing were prices for motor fuels and air transport.
The largest downward contributions came from small price increases for food and drinks.
More top news
Guillier conceded a "severe defeat" defeat to his supporters as the result came in.
The outage struck Hartfield-Jackson Atlanta International Airport at around 1pm local time, stopping all outgoing flights.
It will be a chilly day for many parts with the highest temperatures, about 10 Celsius (50F) in the far northwest.