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Is Sunday 12 December 2027 a FedNow Service business day?

Yes: Sunday 12 December 2027 is a FedNow Service business day; the next FedNow Service business day is Monday 13 December 2027 (Zeitwide release 2026.11.03.1).

28 days of FedNow Service around Sun 12 Dec 2027

FedNow Service, Sun 5 Dec 2027 to Sat 1 Jan 2028
CalendarSun 5 Dec 2027Mon 6 Dec 2027Tue 7 Dec 2027Wed 8 Dec 2027Thu 9 Dec 2027Fri 10 Dec 2027Sat 11 Dec 2027Sun 12 Dec 2027Mon 13 Dec 2027Tue 14 Dec 2027Wed 15 Dec 2027Thu 16 Dec 2027Fri 17 Dec 2027Sat 18 Dec 2027Sun 19 Dec 2027Mon 20 Dec 2027Tue 21 Dec 2027Wed 22 Dec 2027Thu 23 Dec 2027Fri 24 Dec 2027Sat 25 Dec 2027Sun 26 Dec 2027Mon 27 Dec 2027Tue 28 Dec 2027Wed 29 Dec 2027Thu 30 Dec 2027Fri 31 Dec 2027Sat 1 Jan 2028
FedNow ServiceFedNow Service open Sun 5 Dec 2027FedNow Service open Mon 6 Dec 2027FedNow Service open Tue 7 Dec 2027FedNow Service open Wed 8 Dec 2027FedNow Service open Thu 9 Dec 2027FedNow Service open Fri 10 Dec 2027FedNow Service open Sat 11 Dec 2027FedNow Service open Sun 12 Dec 2027FedNow Service open Mon 13 Dec 2027FedNow Service open Tue 14 Dec 2027FedNow Service open Wed 15 Dec 2027FedNow Service open Thu 16 Dec 2027FedNow Service open Fri 17 Dec 2027FedNow Service open Sat 18 Dec 2027FedNow Service open Sun 19 Dec 2027FedNow Service open Mon 20 Dec 2027FedNow Service open Tue 21 Dec 2027FedNow Service open Wed 22 Dec 2027FedNow Service open Thu 23 Dec 2027FedNow Service open Fri 24 Dec 2027FedNow Service open Sat 25 Dec 2027FedNow Service open Sun 26 Dec 2027FedNow Service open Mon 27 Dec 2027FedNow Service open Tue 28 Dec 2027FedNow Service open Wed 29 Dec 2027FedNow Service open Thu 30 Dec 2027FedNow Service open Fri 31 Dec 2027FedNow Service open Sat 1 Jan 2028
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sun 12 Dec 2027

Sunday 12 December 2027 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)Germany: nationwide public holidays closed for the weekend Sun 12 Dec 2027Weekend
T2 (TARGET RTGS) (EU-T2)T2 (TARGET RTGS) closed for the weekend Sun 12 Dec 2027Weekend
CHAPS (GB-CHAPS)CHAPS closed for the weekend Sun 12 Dec 2027Weekend
England and Wales bank holidays (GB-EAW)England and Wales bank holidays closed for the weekend Sun 12 Dec 2027Weekend
FedACH Services (US-FEDACH)FedACH Services closed for the weekend Sun 12 Dec 2027Weekend
US federal holidays (US-FEDERAL)US federal holidays closed for the weekend Sun 12 Dec 2027Weekend
Fedwire Funds Service (US-FEDWIRE)Fedwire Funds Service closed for the weekend Sun 12 Dec 2027Weekend

Sources

No entry decides this date, so FedNow Service's weekend rule does. FedNow Service has no weekend: only published closures stop it.

Zeitwide release 2026.11.03.1. Evidence and signed receipt for FedNow Service on Sun 12 Dec 2027

Cite this answer
Zeitwide (2026). US-FEDNOW on 2027-12-12. Release 2026.11.03.1. https://zeitwide.com/calendars/US-FEDNOW/2027-12-12

Questions people ask

What is the next FedNow Service business day after Sunday 12 December 2027?

The next FedNow Service business day is Monday 13 December 2027.

What are FedNow Service's operating hours?

FedNow Service is open around the clock on every day of the year.

Where does this answer come from?

The calendar's weekend rule, in Zeitwide release 2026.11.03.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/US-FEDNOW/days/2027-12-12

{
  "date": "2027-12-12",
  "is_business_day": true,
  "dataset_release": "2026.11.03.1"
}

Agents get it from the is_business_day MCP tool. The developer quickstart covers keys, MCP and webhooks