As the first change to the weather situation, the server time acceleration has been changed. Day and night now last about 90 minutes each, so night time should be less of an issue.
There are a few things you can do at night in DayZ. One is to sleep, which will give you a boost of energy the next day. Another option is to explore the world around you, as there are many places to find supplies and secrets. Lastly, you can try to find other players and join their group for a bit of PvP action.
There are a few things you can do to make navigating at night in DayZ easier. First, make sure you have a full inventory of flares and flashlights. Second, make sure to use landmarks and the position of the sun to help you navigate. Finally, be aware of your surroundings and always be on the lookout for danger.