Photo date: December 26, 2016. Photographer: Mark Mahin.
The photo below shows some orbs hanging above some buildings in New York City. The previous photo taken a few seconds earlier (from the same angle) showed not a single orb.
There was no fog, mist, rain or precipitation while I was photographing on this night. The air quality listed on airnow.gov was "good," with a rating of 43. The pollen count listed on pollen.com was "low," with a rating of 0.1.