Oh dear! Another barbecue summer in prospect then.
The Met Office is more cautious on its website: Climate could warm to record levels in 2010
I was going to look at the details, but they do not seem to be there yet, the latest available are for 2009.
The very idea of estimating a single, meaningful, global average temperature is a daunting one; I note that last years report promised a different method would be used for future forecasts since “Previous optimum averaging methods probably underestimate the component of uncertainty due to data gaps.”
Indeed
Link