What Time Do CME Markets Open? A Practical Guide for Traders

You wake up on a Sunday evening, coffee in hand, ready to check the overnight action. The S&P is gapping, crude is moving, and you want a quick read on where things stand before the week officially kicks off. But then you pause: wait, is the CME actually open right now?

It's a question that trips up even experienced traders, especially around weekends and holidays. The CME Globex platform runs nearly around the clock, but "nearly" is doing a lot of work in that sentence. Understanding exactly when the markets open—and when they don't—is essential for anyone trading futures.

The Standard CME Globex Open

The core schedule is straightforward. CME Globex opens at 5:00 PM Central Time (CT) on Sunday and runs continuously until 4:00 PM CT on Friday, with a daily maintenance break from 4:00 PM to 5:00 PM CT. That means the "week" technically begins on Sunday evening, not Monday morning.

For equity index futures like the E-mini S&P 500 and E-mini Nasdaq 100, the schedule aligns closely with this framework. Trading runs from Sunday at 5:00 PM CT through Friday at 4:00 PM CT, with the one-hour daily pause. If you've ever wondered what time the CME opens for these flagship contracts, Sunday evening is your answer.

When Holidays Change the Game

Holidays introduce nuance. The CME doesn't simply shut down for a full day on most U.S. holidays. Instead, it typically runs an early halt on the holiday itself, then reopens that evening for the next trade date.

CME Futures Trading Hours on Labor Day

Take Labor Day as an example. The market opens normally on Sunday evening before the holiday, at 5:00 PM CT. But on Monday, trading halts early—typically around 12:00 PM CT for equity index futures and many other products. Crucially, that same evening at 5:00 PM CT, Globex reopens for Tuesday's session.

This pattern is the same for Memorial Day, MLK Day, and Presidents' Day. The takeaway: a Monday holiday doesn't mean a lost trading day entirely. It means a shortened session.

CME Futures Trading Hours on Thanksgiving

Thanksgiving operates differently. It's one of the few holidays where the day session closes outright rather than merely shortening. On the Wednesday before Thanksgiving, many products close early. On Thanksgiving Day itself, the market remains closed for the day session. Regular trading resumes that evening at 5:00 PM CT for Friday's trade date.

CME Futures Trading Hours on Sunday

Sunday evenings are when the trading week begins. The CME futures trading hours on Sunday start at 5:00 PM CT (6:00 PM ET). This session belongs to Monday's trade date. Understanding this distinction matters: when you see the market "open" on Sunday night, you're actually participating in Monday's session.

Why This Matters Beyond the Clock

Knowing the CME open times is one thing. Staying on top of your positions during those hours is another.

The reality of futures trading is that the most significant moves often happen when you're not actively staring at a terminal. Sunday evening opens can gap on weekend news. Holiday early halts can leave positions exposed. And the daily 4:00 PM to 5:00 PM maintenance break is a window where you simply cannot act.

For traders who use MetaTrader 4 or MetaTrader 5, keeping an eye on positions during these windows has traditionally meant keeping the terminal open, or at least checking back frequently. That's where a tool like Camovia Tray fits in. It turns MT4/MT5 into a system tray tool, letting you hover over the tray icon to see live quotes and check open positions without restoring the full terminal window.

During a holiday early halt, for instance, you might want to confirm that your positions are fine before the pause. With Camovia Tray, a quick hover shows you the current P&L and position details. If you decide to close something before the halt, you can do it directly from the tray window—click the position, confirm, done. The data comes straight from your local terminal, so nothing is uploaded or delayed.

Quick Reference: CME Open Times at a Glance

For the most current information—especially around holidays—always verify with the official CME trading hours page, as schedules are typically finalized about two weeks before each holiday.

The Practical Takeaway

The CME futures trading hours today follow a predictable rhythm: open Sunday evening, run through Friday afternoon, pause daily for an hour, and adjust around holidays. The complexity isn't in the core schedule—it's in remembering which holiday follows which pattern and staying informed when you're not in front of a screen.

If you trade MT4 or MT5 and want a lighter way to keep tabs on things during those in-between hours, Camovia Tray offers a simple approach: quotes and position management from your system tray, with everything staying on your machine. It won't change the market's schedule, but it can make keeping up with it a little more convenient.