<Tr> <Td> Helsinki </Td> <Td> - 1.3 </Td> <Td> - 1.9 </Td> <Td> 1.6 </Td> <Td> 7.6 </Td> <Td> 14.4 </Td> <Td> 18.5 </Td> <Td> 21.5 </Td> <Td> 19.8 </Td> <Td> 14.6 </Td> <Td> 9.0 </Td> <Td> 3.7 </Td> <Td> 0.5 </Td> <Td> 9.0 </Td> </Tr> <Tr> <Td> Minsk </Td> <Td> - 2.1 </Td> <Td> - 1.4 </Td> <Td> 3.8 </Td> <Td> 12.2 </Td> <Td> 18.7 </Td> <Td> 21.5 </Td> <Td> 23.6 </Td> <Td> 22.8 </Td> <Td> 16.7 </Td> <Td> 10.2 </Td> <Td> 2.9 </Td> <Td> - 1.2 </Td> <Td> 10.8 </Td> </Tr> <Tr> <Td> Budapest </Td> <Td> </Td> <Td> 4.5 </Td> <Td> 10.2 </Td> <Td> 16.3 </Td> <Td> 21.4 </Td> <Td> 24.4 </Td> <Td> 26.5 </Td> <Td> 26.0 </Td> <Td> 22.1 </Td> <Td> 16.1 </Td> <Td> 8.1 </Td> <Td> 3.1 </Td> <Td> 15.0 </Td> </Tr> <Tr> <Td> London </Td> <Td> 8.1 </Td> <Td> 8.6 </Td> <Td> 11.6 </Td> <Td> 14.6 </Td> <Td> 18.1 </Td> <Td> 21.0 </Td> <Td> 23.4 </Td> <Td> 23.1 </Td> <Td> 20.0 </Td> <Td> 15.5 </Td> <Td> 11.3 </Td> <Td> 8.4 </Td> <Td> 15.3 </Td> </Tr>

What is the climate of most of central and eastern europe