Is CME open on Monday 31 May 2027?
Yes, on an irregular schedule
Yes, on an irregular schedule. CME trades on Monday 31 May 2027 from 17:00 to 12:00 CDT (Chicago time) for Memorial Day.
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Memorial Day
See also CME hours today and CME holidays 2027
Related markets on 31 May 2027
| CME Equity | – |
| NYSE | Memorial Day |
| Nasdaq | Memorial Day |
| CFE | Memorial Day |
| NYMEX Energy | – |
 TSX | – |
 B3 | – |
| COMEX | – |
| CME FX | – |
| CBOT Rates | – |