WMO: Despite Cold Winter in Europe, the Major Trend is Warming
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9 January 2009: The Secretary-General of the World Meteorological Organization (WMO), Michel Jarraud, told journalists that, despite the current cold winter in Europe, the major trend remains one of warming.

“If we look at the trajectory over the last 160 years,” he said “it overlays a large natural variability, and that is what causes confusion.” […]

Global warming continues, despite cold snap 9 January 2009: The Secretary-General of the World Meteorological Organization (WMO), Michel Jarraud, told journalists that, despite the current cold winter in Europe, the major trend remains one of warming.

“If we look at the trajectory over the last 160 years,” he said “it
overlays a large natural variability, and that is what causes
confusion.” He also noted that the cooler weather in 2008 could be
explained partly by La Niña, a reversal of the phenomenon by which warm
waters build up on the surface of the Pacific. [WMO Press Release]