It was the third warmest June since records began in the 1850s. New Zealand’s national average temperature for the month was 9.8 °C, which was 1.5 °C above normal. Hamilton was 3.5 °C above normal, its warmest June since 1907. Napier had maximum temperatures over 20 °C on six days, five more than average.
Although parts of the southwest and south of the South Island recorded near normal temperatures, Tara Hills broke the record for the coldest New Zealand June air temperature at -19.1 °C. Fairlie equalled its coldest June temperature since 1925 at -14 °C.
Floods and snow
Heavy rain on the west coast of the South Island flooded Granity twice, and very wet conditions also affected Wellington and Coromandel. Rainfall in Central Otago was three times normal with Queenstown recording its fourth wettest June since 1872. Snow closed State Highway 1 south of Dunsandel for the first time in 26 years.
Rainfall in parts of South Auckland, Waikato, and Hawke’s Bay was near average or below.
Sunny in the southeast
Coastal Southland and Otago had above average sunshine hours. It was cloudier than usual in central, western, and northern North Island regions.
Percentage of average rainfall for June 2002 (recording sites shown with dots). Click to enlarge.
Difference from the average air temperature in degrees Celsius for June 2002. Click to enlarge.