Direct answer
Forex can usually remain open on Memorial Day, but it is not a universal “always open” situation. Forex trading is based on overlapping global sessions rather than one single market clock, so on a holiday the market may still be tradable while liquidity and execution conditions can be different.
How forex “open” works on a holiday
Forex is commonly described as operating 24 hours a day during the weekday because trading venues and major financial centers operate in different time zones. In practice, “open” means that there are active trading sessions for a given pair (for example, when the London or New York session is underway) and your broker’s platform allows order execution.
Memorial Day is a public holiday in the United States. When US banks and some venues observe the holiday, fewer participants may be active in that specific region at that time. Even if the forex market is still operating, the change can show up as reduced liquidity, which can affect spreads and how easily orders fill.
Because brokers can differ in platform hours, feed availability, and how they handle holiday schedules, the most reliable way to confirm “open or closed” for a specific Memorial Day is to check the trading hours shown in your broker’s platform (for the instruments and the relevant time zone).
Example checks you can do independently
- Note your time zone and find the Memorial Day date for the relevant region (often US time).
- Check whether the session you care about (e.g., London-like hours or New York-like hours) is still within normal platform trading hours on your broker.
- Compare typical trading behavior on normal weekdays versus the holiday: wider spreads or slower fills can indicate lower liquidity, even when trading is allowed.
- Confirm for the specific currency pairs you trade, since availability can differ by instrument and broker configuration.
Limitations and uncertainty
There is no single guaranteed answer that applies identically to every broker, pair, and time zone. Also, this explanation is informational and cannot account for real-time changes on a particular Memorial Day. For a definitive “open” status for a specific year, you need current, provider-specific trading-hour information and any session announcements published by your broker or trading venue.
If you are using forex for day trading, it can help to treat Memorial Day as a day where execution conditions may differ rather than assuming normal liquidity and spread behavior.