Science Centres: Climate

During Feb-Apr, mean sea level pressures are likely to be below normal to the north of New Zealand, with weaker westerlies across the country. Temperatures are likely to be above average in all regions, except in the east of both Islands where average or above average temperatures are likely. Seasonal rainfall is likely to be normal or above normal in all North Island regions, and near normal in all South Island regions.

Temperatures are likely to be above average in all regions, except in the east of both Islands where average or above average temperatures are likely.

Seasonal rainfall is likely to be normal or above normal in all North Island regions, and near normal in all South Island regions. Above normal soil moisture levels and river flows are likely in all North Island regions.

Normal or below normal soil moisture levels and river flows are likely on the east coast of the South Island, with near normal conditions being likely elsewhere in the South Island.

The risk of an ex-tropical cyclone passing close to New Zealand is slightly above the long-term average for the November – May period. On average, at least one ex-tropical cyclone passes within 500km of New Zealand in 9 out of 10 cyclone seasons.

See our full February - April 2011 climate outlook