Week 5, 2026: Jan 26 – Feb 1

odd week January / February 2026
Start date

Monday, January 26, 2026

End date

Sunday, February 1, 2026

ISO 8601 week (Monday to Sunday). In the US system used by Outlook and Excel WEEKNUM, this is week 5.

week 5

Day Date
Monday Mon, Jan 26, 2026
Tuesday Tue, Jan 27, 2026
Wednesday Wed, Jan 28, 2026
Thursday Thu, Jan 29, 2026
Friday Fri, Jan 30, 2026
Saturday Sat, Jan 31, 2026
Sunday Sun, Feb 1, 2026