Week 4, 2027: Jan 25 – Jan 31

even week January 2027
Start date

Monday, January 25, 2027

End date

Sunday, January 31, 2027

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

week 4

Day Date
Monday Mon, Jan 25, 2027
Tuesday Tue, Jan 26, 2027
Wednesday Wed, Jan 27, 2027
Thursday Thu, Jan 28, 2027
Friday Fri, Jan 29, 2027
Saturday Sat, Jan 30, 2027
Sunday Sun, Jan 31, 2027