New York Mercantile Exchange · NYMEX NG
Henry Hub Nat Gas (NG) trading hours, contract specs and expiry
Live open/closed status and full session times, plus contract size, tick economics and expiry dates in one verified reference.
- Regular hours
- 17:00 (prev day)–16:00
- Tick value
- $10
- Contract size
- 10,000 MMBtu
Verify against official exchange notices before trading; specs, hours and expiries carry separate review dates.
Natural Gas (NG) is a energy futures product listed on New York Mercantile Exchange. It trades on CME Globex nearly 23 hours a day: the session opens at 17:00 the previous day (Chicago time) and closes at 16:00, with a one-hour maintenance break. All schedule facts on this page are cross-checked against the exchange's official timetable, with review dates shown below.
Regular sessions
| Session | Exchange time | Beijing / Singapore | UTC | London | New York |
|---|---|---|---|---|---|
| CME Globex | 17:00 (prev day)–16:00 | winter 07:00–06:00 (+1 day)summer 06:00–05:00 (+1 day) | winter 23:00 (prev day)–22:00summer 22:00 (prev day)–21:00 | 23:00 (prev day)–22:00 | 18:00 (prev day)–17:00 |
Conversions use standard winter/summer offsets; values can differ by an hour during the weeks when regions switch DST on different dates.
Is Henry Hub Nat Gas (NG) open right now? When does it open and close?
Henry Hub Nat Gas (NG) trades on New York Mercantile Exchange 17:00 (prev day)–16:00 US Central Time. Trading days: Monday to Friday; the Monday session already opens on Sunday at 17:00 exchange time. The next closure or special session is Nov 26 (Thanksgiving — early close 13:30 CT, reopens 17:00 CT). The status line below works out whether it is open right now from the same reviewed sessions and holiday calendar.
Live open/closed status: see the timeline on the home page.
- CME Globex: 17:00 (prev day)–16:00 US Central Time — Beijing / Singapore winter 07:00–06:00 (+1 day) · summer 06:00–05:00 (+1 day); UTC winter 23:00 (prev day)–22:00 · summer 22:00 (prev day)–21:00; London 23:00 (prev day)–22:00; New York 18:00 (prev day)–17:00.
- Next closures or special sessions: Nov 26 Thanksgiving — early close 13:30 CT, reopens 17:00 CT (special session); Nov 27 Day after Thanksgiving — early close 13:45 CT, no evening session (special session); Dec 24 Christmas Eve — early close 12:45 CT, no evening session (special session).
- No quotes or margin figures here; open/closed status is derived only from the exchange’s published sessions and holiday notices — verify exchange notices before trading.
Is Henry Hub Nat Gas (NG) open today or tomorrow?
The status line above resolves the current date in your own time zone. There is no Saturday trading; the week restarts Sunday at 17:00 US Central Time. On a weekday it is closed only on the dates listed above; otherwise the regular sessions apply — 17:00 (prev day)–16:00 US Central Time.
What time does natural gas start trading again Sunday night?
Henry Hub natural gas futures (NG) resume trading Sunday at 17:00 Chicago time (18:00 New York; 22:00 UTC in US summer, 23:00 UTC in US winter) on CME Globex.
- The trading week runs Sunday 17:00 to Friday 16:00 CT, with a daily maintenance break 16:00–17:00 CT Monday–Thursday.
- In Beijing time the Sunday reopen is Monday 06:00 during US daylight saving and Monday 07:00 in US winter.
- Holiday weeks can shift the reopen — check the holiday closures below.
Source: Futures Clock, reviewed 2026-09-04
CONTRACT REFERENCE
Contract specifications
- Contract size
- 10,000 MMBtu
- Minimum tick
- $0.001/MMBtu
- Tick value
- $10
Expiry rule3 biz days before 1st of delivery month
FRONT CONTRACTS
Upcoming expiries
* Estimated from the exchange rule and may move for holidays. Countdowns are measured from 2026-09-25 and refresh to your own date when the page loads. This is an on-site reference; external calendar subscriptions are not offered.
- Fields covered
- Specifications, expiry rule and front-contract dates
- Review state
- Accepted; rule estimates retain *
- Reviewed
- Rights state
- Approved for public reference
Official sourceNYMEX · NG ↗Methodology →
Holiday closures (2026)
- 2026-11-26Thanksgiving — early close 13:30 CT, reopens 17:00 CT
- 2026-11-27Day after Thanksgiving — early close 13:45 CT, no evening session
- 2026-12-24Christmas Eve — early close 12:45 CT, no evening session
- 2026-12-25Christmas Day closure
Henry Hub Nat Gas listed contract months: last trading day & delivery
Full expiry calendar →As of 2026-09-25 the front-month Henry Hub Nat Gas contract is NGV6 (last trading day 2026-09-28), followed by NGX6 (2026-10-28); "front month" here means nearest expiry, not the most active contract.
| NGV6 | LTD 2026-09-28 · delivery 2026-10-01–2026-10-31 |
|---|---|
| NGX6 | LTD 2026-10-28 · delivery 2026-11-01–2026-11-30 |
| NGZ6 | LTD 2026-11-26 · delivery 2026-12-01–2026-12-31 |
| NGF7 | LTD 2026-12-29 · delivery 2027-01-01–2027-01-31 |
| NGG7 | LTD 2027-01-27 (est.) · delivery 2027-02-01–2027-02-28 |
| NGH7 | LTD 2027-02-24 (est.) · delivery 2027-03-01–2027-03-31 |
Dates are computed from the exchange contract text and the reviewed holiday calendar; open a symbol for its decode, month closures and neighbouring months.
FAQ
- What are Natural Gas (NG) trading hours?
- Natural Gas regular sessions are: 17:00 (prev day)–16:00 (exchange local time).
- Does Natural Gas trade overnight?
- Yes — its regular session crosses a trading-date boundary: 17:00 (prev day)–16:00 (exchange local time).
- Is Natural Gas open right now?
- Check the live timeline for the current open/closed status of Natural Gas and the countdown to the next open or close.
- Does Natural Gas trade on weekends?
- Globex closes for the weekend at 16:00 Chicago time on Friday and reopens Sunday at 17:00.
- Is Natural Gas closed for Christmas 2026?
- Yes — Christmas-related closures fall on 2026-12-25; see the 2026 holiday list on this page.
Sources & review coverage
Holiday data coverage: 2026-07-20 to 2026-12-31; regular sessions effective 2026-01-01.
- WTI Crude Oil futures contract informationCME Group · reviewed 2026-07-20
- CME Group Holiday Calendar 2026 (metals and energy)CME Group · reviewed 2026-07-20
Read the data sources, freshness and corrections methodology →