Today (January 20, 2016) has officially been announced as David Bowie Day in New York City, according to Bowie's Facebook post.
The post reads:
"It was announced today that New York City Mayor Bill de Blasio has proclaimed today, January 20, 2016 in the City of New York as David Bowie Day. The proclamation will be read tonight at the curtain call of the final performance of the sold-out run of Lazarus, the New York Theater Workshop production conceived and co-created by Bowie."