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Is Sunday 26 August 2029 a US federal holidays business day?

No: Sunday 26 August 2029 is not a US federal holidays business day, because US federal holidays is closed at weekends; US federal holidays reopens on Monday 27 August 2029 (Zeitwide release 2026.11.04.1).

28 days of US federal holidays around Sun 26 Aug 2029

US federal holidays, Sun 19 Aug 2029 to Sat 15 Sept 2029
CalendarSun 19 Aug 2029Mon 20 Aug 2029Tue 21 Aug 2029Wed 22 Aug 2029Thu 23 Aug 2029Fri 24 Aug 2029Sat 25 Aug 2029Sun 26 Aug 2029Mon 27 Aug 2029Tue 28 Aug 2029Wed 29 Aug 2029Thu 30 Aug 2029Fri 31 Aug 2029Sat 1 Sept 2029Sun 2 Sept 2029Mon 3 Sept 2029Tue 4 Sept 2029Wed 5 Sept 2029Thu 6 Sept 2029Fri 7 Sept 2029Sat 8 Sept 2029Sun 9 Sept 2029Mon 10 Sept 2029Tue 11 Sept 2029Wed 12 Sept 2029Thu 13 Sept 2029Fri 14 Sept 2029Sat 15 Sept 2029
US federal holidaysUS federal holidays closed for the weekend Sun 19 Aug 2029US federal holidays open Mon 20 Aug 2029US federal holidays open Tue 21 Aug 2029US federal holidays open Wed 22 Aug 2029US federal holidays open Thu 23 Aug 2029US federal holidays open Fri 24 Aug 2029US federal holidays closed for the weekend Sat 25 Aug 2029US federal holidays closed for the weekend Sun 26 Aug 2029US federal holidays open Mon 27 Aug 2029US federal holidays open Tue 28 Aug 2029US federal holidays open Wed 29 Aug 2029US federal holidays open Thu 30 Aug 2029US federal holidays open Fri 31 Aug 2029US federal holidays closed for the weekend Sat 1 Sept 2029US federal holidays closed for the weekend Sun 2 Sept 2029US federal holidays closed Mon 3 Sept 2029: Labor DayUS federal holidays open Tue 4 Sept 2029US federal holidays open Wed 5 Sept 2029US federal holidays open Thu 6 Sept 2029US federal holidays open Fri 7 Sept 2029US federal holidays closed for the weekend Sat 8 Sept 2029US federal holidays closed for the weekend Sun 9 Sept 2029US federal holidays open Mon 10 Sept 2029US federal holidays open Tue 11 Sept 2029US federal holidays open Wed 12 Sept 2029US federal holidays open Thu 13 Sept 2029US federal holidays open Fri 14 Sept 2029US federal holidays closed for the weekend Sat 15 Sept 2029
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sun 26 Aug 2029

Sunday 26 August 2029 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)No dataOutside this calendar's sources
T2 (TARGET RTGS) (EU-T2)No dataOutside this calendar's sources
CHAPS (GB-CHAPS)No dataOutside this calendar's sources
England and Wales bank holidays (GB-EAW)No dataOutside this calendar's sources
FedACH Services (US-FEDACH)FedACH Services closed for the weekend Sun 26 Aug 2029Weekend
FedNow Service (US-FEDNOW)FedNow Service open Sun 26 Aug 2029Business day
Fedwire Funds Service (US-FEDWIRE)Fedwire Funds Service closed for the weekend Sun 26 Aug 2029Weekend

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 Sun 26 Aug 2029

US federal holidays revision 44, published .

Cite this answer
Zeitwide (2026). US-FEDERAL on 2029-08-26. Release 2026.11.04.1. https://zeitwide.com/calendars/US-FEDERAL/2029-08-26

Questions people ask

When does US federal holidays reopen after Sunday 26 August 2029?

US federal holidays reopens on Monday 27 August 2029.

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/2029-08-26

{
  "date": "2029-08-26",
  "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