The facts are taken from areas around Copenhagen, Denmark from 1960-1990: April: precipitation (mm): 39 precipitation days: 8 daytime temperature: 9.5 average temperature: 5.7 night temperature: 2.3 sunshine hours: 168 May: precipitation (mm): 42 precipitation days: 8 daytime temperature: 15 average temperature: 10.9 night temperature: 7.2 sunshine hours: 217 June: precipitation (mm): 52 precipitation days: 8 daytime temperature: 19.2 average temperature: 15.1 night temperature: 11.3 sunshine hours: 218 July: precipitation (mm): 68 precipitation days: 10 daytime temperature: 20.4 average temperature: 16.4 night temperature: 12.9 sunshine hours: 202 August: precipitation (mm): 64 precipitation days: 10 daytime temperature: 20.3 average temperature: 16.3 night temperature: 12.6 sunshine hours: 193 September: precipitation (mm): 60 precipitation days: 10 daytime temperature: 16.7 average temperature: 13.2 night temperature: 9.8 sunshine hours: 133 October: precipitation (mm): 56 precipitation days: 9 daytime temperature: 12.1 average temperature: 9.5 night temperature: 6.7 sunshine hours: 90
As long as those facts still stand true, i would honestly say that those are pretty good growing conditions.