Prices rose in October by the largest amount on an annual basis in 14 years.
CSO figures show the inflation rate hit 5.1% last month.
The last time is was that high was in April 2007.
Increases in the cost of transport, housing, electricity, gas and other fuels contributed to the price rises.
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Light rain
High: 19°C | Low: 13°C
Light rain
High: 18°C | Low: 14°C
Light rain
High: 18°C | Low: 13°C
Light rain
High: 18°C | Low: 12°C
Heavy rain shower
High: 18°C | Low: 12°C
