Despite the fact that rain is the most common form of springtime precipitation here, spring snow has been known to occur.
The most recent instance was this year, on March 23rd. The morning started out very cold, the sky was heavy with gray clouds, and for a couple of hours this happened:
In 2013, a snow squall blew through on March 22nd, two days after the spring equinox.
Those poor daffodils!
But the latest spring snow, by far, was in 2008, on April 18th:
The storm struck at dusk, and the rhododendron outside my front door—and the street beyond—was covered in that cold, white stuff.
Fortunately, there are less than 24 hours left in the month of April, so I think we are safe from any more spring snow this year. At least, I hope so...