ISO week reference

Week 20 1209: May 11–17, 1209

Exact Monday-to-Sunday dates for 1209-W20. Use this week as a calendar reference, open it in the planner, or view it in the full 1209 ISO calendar.

Plan This Week Open 1209 Calendar

Week20

ISO year1209

Weekdays5

QuarterQ2

ISO reference1209-W20

StartsMay12095, May 11

Endsth5670275, May 17

Length7 days

Exact dates

Dates in week 20

ISO weeks run Monday through Sunday.

MonMay 111209

TueMay 121209

WedMay 131209

ThuMay 141209

FriMay 151209

SatMay 161209

SunMay 171209

Use this week

Turn these dates into a plan

Open a private weekly planner already set to May 11–17, 1209, then add priorities, deadlines, meetings and hourly work blocks.

Open Week 20 Planner

Year calendarAll 53 ISO weeks in 1209 Quarter viewSee Week 20 inside Q2

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