Wind and ocean currents make Western europe way warmer than Canada for a given latitude. Ottawa is only about 45 degrees north, same as Paris. Most of England is further North than that.
Europe is going to be in big trouble if the gulf current ever stops flowing.
Not much chance of Vit D from sunlight for almost half the year.
Penzance 50.1 N London 51.5 N Berwick 55.8 N
Edinburgh 56.0 N Aberdeen 57.1 N Thurso 58.6 N
Kirkwall 59.0 N Lerwick 60.1 N Haroldswick 60.8 N
I take 30 minutes longer lunch breaks in winter the days the sun is out, just to be able to get outside.
It's more or less impossible to get natural Vitamin D otherwise -- any spare time will be during the dark hours.