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Is Saturday 21 October 2028 a US federal holidays business day?

No: Saturday 21 October 2028 is not a US federal holidays business day, because US federal holidays is closed at weekends; US federal holidays reopens on Monday 23 October 2028 (Zeitwide release 2026.11.04.1).

28 days of US federal holidays around Sat 21 Oct 2028

US federal holidays, Sat 14 Oct 2028 to Fri 10 Nov 2028
CalendarSat 14 Oct 2028Sun 15 Oct 2028Mon 16 Oct 2028Tue 17 Oct 2028Wed 18 Oct 2028Thu 19 Oct 2028Fri 20 Oct 2028Sat 21 Oct 2028Sun 22 Oct 2028Mon 23 Oct 2028Tue 24 Oct 2028Wed 25 Oct 2028Thu 26 Oct 2028Fri 27 Oct 2028Sat 28 Oct 2028Sun 29 Oct 2028Mon 30 Oct 2028Tue 31 Oct 2028Wed 1 Nov 2028Thu 2 Nov 2028Fri 3 Nov 2028Sat 4 Nov 2028Sun 5 Nov 2028Mon 6 Nov 2028Tue 7 Nov 2028Wed 8 Nov 2028Thu 9 Nov 2028Fri 10 Nov 2028
US federal holidaysUS federal holidays closed for the weekend Sat 14 Oct 2028US federal holidays closed for the weekend Sun 15 Oct 2028US federal holidays open Mon 16 Oct 2028US federal holidays open Tue 17 Oct 2028US federal holidays open Wed 18 Oct 2028US federal holidays open Thu 19 Oct 2028US federal holidays open Fri 20 Oct 2028US federal holidays closed for the weekend Sat 21 Oct 2028US federal holidays closed for the weekend Sun 22 Oct 2028US federal holidays open Mon 23 Oct 2028US federal holidays open Tue 24 Oct 2028US federal holidays open Wed 25 Oct 2028US federal holidays open Thu 26 Oct 2028US federal holidays open Fri 27 Oct 2028US federal holidays closed for the weekend Sat 28 Oct 2028US federal holidays closed for the weekend Sun 29 Oct 2028US federal holidays open Mon 30 Oct 2028US federal holidays open Tue 31 Oct 2028US federal holidays open Wed 1 Nov 2028US federal holidays open Thu 2 Nov 2028US federal holidays open Fri 3 Nov 2028US federal holidays closed for the weekend Sat 4 Nov 2028US federal holidays closed for the weekend Sun 5 Nov 2028US federal holidays open Mon 6 Nov 2028US federal holidays open Tue 7 Nov 2028US federal holidays open Wed 8 Nov 2028US federal holidays open Thu 9 Nov 2028US federal holidays closed Fri 10 Nov 2028: Veterans Day
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sat 21 Oct 2028

Saturday 21 October 2028 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)No dataOutside this calendar's sources
T2 (TARGET RTGS) (EU-T2)T2 (TARGET RTGS) closed for the weekend Sat 21 Oct 2028Weekend
CHAPS (GB-CHAPS)CHAPS closed for the weekend Sat 21 Oct 2028Weekend
England and Wales bank holidays (GB-EAW)England and Wales bank holidays closed for the weekend Sat 21 Oct 2028Weekend
FedACH Services (US-FEDACH)FedACH Services closed for the weekend Sat 21 Oct 2028Weekend
FedNow Service (US-FEDNOW)FedNow Service open Sat 21 Oct 2028Business day
Fedwire Funds Service (US-FEDWIRE)Fedwire Funds Service closed for the weekend Sat 21 Oct 2028Weekend

Sources

No entry decides this date, so US federal holidays's weekend rule does. US federal holidays is closed every Saturday and Sunday.

Zeitwide release 2026.11.04.1. Evidence and signed receipt for US federal holidays on Sat 21 Oct 2028

US federal holidays revision 44, published .

Cite this answer
Zeitwide (2026). US-FEDERAL on 2028-10-21. Release 2026.11.04.1. https://zeitwide.com/calendars/US-FEDERAL/2028-10-21

Questions people ask

When does US federal holidays reopen after Saturday 21 October 2028?

US federal holidays reopens on Monday 23 October 2028.

Which days is US federal holidays closed?

US federal holidays is closed every Saturday and Sunday. It also closes on the holidays published by U.S. Office of Personnel Management.

Where does this answer come from?

The calendar's weekend rule and no closure for it in U.S. Office of Personnel Management, in Zeitwide release 2026.11.04.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/US-FEDERAL/days/2028-10-21

{
  "date": "2028-10-21",
  "is_business_day": false,
  "dataset_release": "2026.11.04.1"
}

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