![]() ![]() Changes to dry spells were observed, as well as changes to the frequency and intensity of drought. Annual rainfall either increased or decreased at 24 of 30 sites, and most of these also had changes to extreme rainfall. The signals of changes to rainfall are also beginning to emerge. The annual number of heatwave days increased at more than half of all sites, while frost days decreased in many places. Warm days, where the daily high is above 25 degrees Celsius, very likely increased at nearly two thirds of sites. Temperature extremes can cause serious risks to our health, and these have been changing. Daily average high and low temperatures also increased at many of the sites, and the growing season has lengthened. ![]() Measurements between 19 showed increases in the annual average temperature at 28 of 30 sites, and at every site during winter. The annual average temperature in Aotearoa New Zealand continues to increase. ![]()
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