SNZ said dairy product manufacturing also increased during the quarter, which contributed to a 1.5 percent rise in total manufacturing.
Westpac the quarterly outcome was in line with its own forecast.
``The drought and the subsequent recovery has left an uneven GDP growth profile over the course of this year, but today's figures reinforce that the New Zealand economy is firmly in the grip of a widespread upturn,'' Westpac said in a commentary.
``From our perspective, the economy is behaving closely in line with our long-held forecast,'' Westpac said. ``We continue to expect a bulge of GDP growth over 2013 - 2015, associated mainly with post-earthquake rebuilding activity and robust construction elsewhere in New Zealand,'' it said.
The outcome was stronger than the Reserve Bank's forecasts. ``Therefore this data will make the central bank feel more inclined to hike the official cash rate. ``We continue to regard March 2014 as the most likely date for the first OCR hike,'' Westpac said.
The rate currently stands at 2.5 per cent but most commentators expect the central bank to start its tightening cycle early next year.