NIWA Climate Summary for June 2013

NIWA Climate Summary for June 2013
Wettest June on record throughout Central Otago and significant snow event for the South Island in late June

Rainfall
June was a relatively wet month for the eastern and northern South Island, as well as the southern and south-eastern North Island. Areas of North Otago, South and mid-Canterbury received more than 400 percent of June normal rainfall. More than 200 percent of June normal rainfall was recorded in parts of South and Central Otago, Mackenzie Country, North Canterbury and Marlborough. In contrast, rainfall was below normal (50 to 79 percent of June normal rainfall) in parts of Fiordland, West Coast, Manawatu, inland Taranaki and eastern Bay of Plenty.

Soil moisture
As at 1 July, soil moisture levels across the majority of New Zealand had reached field capacity. Areas of Otago, Canterbury and Marlborough were wetter than normal for this time of year, and were also observing a soil water surplus. Below normal soil moisture deficit levels were observed in northern parts of the Coromandel and Great Barrier Island.

Temperature
Mean temperatures for June were above average (0.5 to 1.2°C above the June average) across areas of southern and western Southland, Fiordland, Westland, Manawatu, Hawke’s Bay, Gisborne and Bay of Plenty. June temperatures throughout inland Canterbury were below average (0.5 to 1.2°C below the June average). In general, June temperatures were near average throughout the remainder of the country (within 0.5°C of June average).

Sunshine
Sunshine hours for June were above normal (110 to 124 percent of June normal) for northern Manawatu and western Southland. Sunshine was well above normal (more than 125 percent of June normal) in Fiordland and southern Westland. Sunshine hours were below normal (75-90 percent of June normal) throughout areas of Otago, Marlborough, Tasman, Nelson, Wellington and coastal Taranaki.

Full summary and key statistics: Climate_Summary_June_2013_FINAL.pdf

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