Yes, people forget that the 2° warming you keep hearing are global averages, including the oceans. If you restrict yourself to temperatures over land, the warming is much stronger. In addition, a small rise in average temperatures leads to a large rise in the number of days with high temperatures. Here for example are charts showing the number of days >30°C in Germany since the fifties: https://twitter.com/DWD_klima/status/1407023635798319106/pho... They have already roughly doubled since the eighties and global warming is just starting to get serious.