The majority of light flickering is a sign of a potential or severe power fault. It should not be a cause for alarm when it happens in bad weather. Also, switching on various appliances at once can cause lights to flicker. Some of the electric equipment requires more than double their amperage to start but eventually will drop after being turned on. This massive draw of current from the circuit can cause flickering.
Apart from those two main reasons any other flickering of lights not associated with the above is a genuine reason to call a licensed electrician. If you are in Albany, consider giving McCauley Electrical a call and they will sort out your issue.
Various reasons can cause flickering of lights. The main ones include:
As you have seen, there are many causes of lights to flicker since lights are the signals of a poor functioning electric system. In case your lights flicker, try minor fixes like exchanging the bulbs and see the response. If nothing positive call the person who did your home wiring, if you do not have their number or you have no clue, contact a licensed electrician in Albany like McCauley Electrical.