You asked. :)
Weather | Define Weather at Dictionary.com
Climate | Define Climate at Dictionary.com
NASA - What's the Difference Between Weather and Climate?
2010 was the warmest year recorded over the last 131 years, as of the end of November. I'm sure that once the December data is factored in there won't be much change. Source:
State of the Climate | Global Analysis | November 2010
EDIT: Doh -- Utopian beat me to the NASA link.