Is COMEX open on Wednesday 5 December 2018?

Yes

Yes. COMEX is open on Wednesday 5 December 2018, trading from 17:00 to 16:00 CST (New York time).

17:00^{−1 previous day}–16:00 CST

Regular hours

Related markets on 5 Dec 2018

CME Equity	National Day of Mourning for former President George H. W. Bush
NYSE	National Day of Mourning for former President George H. W. Bush
Nasdaq	National Day of Mourning for former President George H. W. Bush
CFE	National Day of Mourning for former President George H. W. Bush
CME	Market holiday
TSX	09:30–16:00
B3	10:00–17:00
NYMEX Energy	17:00^{−1 previous day}–16:00
CME FX	17:00^{−1 previous day}–16:00
CBOT Rates	National Day of Mourning for former President George H. W. Bush