What's the rush? Apart from aerodromes which have runway lighting on seven days a week, those that don't, such as my local airfield, have night flying on Thursdays and Saturdays (or whatever days are specific to others) during the period; clocks back (end October) to clocks forward (end March).
Technically and legally you are not a licensed pilot until you have received the licence document back from the CAA and it is in your possession and therefore cannot exercise the privileges of your PPL