Check out these amazing videos that were uploaded in November - a tornado in Portugal, hail in Australia, a waterspout, and scenes from Hurricane Sandy.
No surprise. In fact, if you're 27 years old or younger, you've never experienced a single month where global temperatures ranked below the average for that month.
Although October was below average in temperatures across the contiguous United States, the year 2012 still ranks as the warmest year ever recorded since 1895.
Scientists keep an eye on this volcano, which can be hazardous to aircraft. When it releases ash, its "aviation code color" may be raised from yellow to orange.