ISO week reference
Week 21 1959: May 18–24, 1959
Exact Monday-to-Sunday dates for 1959-W21. Use this week as a calendar reference, open it in the planner, or view it in the full 1959 ISO calendar.
Week21
ISO year1959
Weekdays5
QuarterQ2
ISO reference1959-W21
Starts
Ends
Length7 days
Exact dates
Dates in week 21
ISO weeks run Monday through Sunday.
MonMay 181959
TueMay 191959
WedMay 201959
ThuMay 211959
FriMay 221959
SatMay 231959
SunMay 241959
Use this week
Open Week 21 Planner
Turn these dates into a plan
Open a private weekly planner already set to May 18–24, 1959, then add priorities, deadlines, meetings and hourly work blocks.