According to the Wickenburg Book of Face page, the town has not had a snowfall like this in twenty years. We didn’t measure the depth of snow, but it seems to be the better part of an inch deep. Very slippery on the concrete driveway – we both had our feet quickly replace with our backsides. No harm, though, just a broken nail and wet clothing.
The dogs don’t seem to mind the snow. They just think it’s something new to sniff and explore. We adults played in the snow a bit as well.
I took this photo of the house showing snow still falling with accumulation on the ground, courtyard wall, saguaro and cholla cacti. Click on the image to enlarge.
As sort of a late Christmas present to myself, I acquired this 
Happy First Day of Winter! Although the seasonal temperatures are going to continue to be cool or cold, the good news is that the days from this point forward (in the northern hemisphere) will be getting longer until the June Summer Solstice.