Week number 2021: list and calendar

On this page you will find the numbers of the weeks of the year 2021. In addition to consulting the number of the week online, you can download our summary table and print our calendars incorporating the week numbers. You will also find on calendar.best many weekly calendars to download for free.

Week numbers 2021 to view online (ISO-8601 date standard)

What week are we? Our table will help you to consult the number of the current week as well as those of past and future weeks (ISO-8601).

LIST OF 52 WEEKS, YEAR 2021 (ISO-8601 date standard)
MONTH WEEK NUMBERS FROM THE UNTIL
JANUARY Week 53 Monday December 28, 2020 Sunday January 3, 2021
Week 01 Monday January 4, 2021 Sunday January 10, 2021
Week 02 Monday January 11, 2021 Sunday January 17, 2021
Week 03 Monday January 18, 2021 Sunday January 24, 2021
Week 04 Monday January 25, 2021 Sunday January 31, 2021
FEBRUARY Week 05 Monday February 1, 2021 Sunday February 7, 2021
Week 06 Monday February 8, 2021 Sunday February 14, 2021
Week 07 Monday February 15, 2021 Sunday February 21, 2021
Week 08 Monday February 22, 2021 Sunday February 28, 2021
MARCH Week 09 Monday March 1, 2021 Sunday March 7, 2021
Week 10 Monday March 8, 2021 Sunday March 14, 2021
Week 11 Monday March 15, 2021 Sunday March 21, 2021
Week 12 Monday March 22, 2021 Sunday March 28, 2021
Week 13 Monday March 29, 2021 Sunday April 4, 2021
APRIL Week 14 Monday April 5, 2021 Sunday April 11, 2021
Week 15 Monday April 12, 2021 Sunday April 18, 2021
Week 16 Monday April 19, 2021 Sunday April 25, 2021
Week 17 Monday April 26, 2021 Sunday May 2, 2021
MAY Week 18 Monday, May 3, 2021 Sunday May 9, 2021
Week 19 Monday, May 10, 2021 Sunday May 16, 2021
Week 20 Monday, May 17, 2021 Sunday May 23, 2021
Week 21 Monday May 24, 2021 Sunday May 30, 2021
JUNE Week 22 Monday, May 31, 2021 Sunday June 6, 2021
Week 23 Monday, June 7, 2021 Sunday June 13, 2021
Week 24 Monday June 14, 2021 Sunday June 20, 2021
Week 25 Monday June 21, 2021 Sunday, June 27, 2021
JULY Week 26 Monday June 28, 2021 Sunday July 4, 2021
Week 27 Monday July 5, 2021 Sunday July 11, 2021
Week 28 Monday July 12, 2021 Sunday July 18, 2021
Week 29 Monday July 19, 2021 Sunday July 25, 2021
Week 30 Monday July 26, 2021 Sunday August 1, 2021
AUGUST Week 31 Monday August 2, 2021 Sunday August 8, 2021
Week 32 Monday August 9, 2021 Sunday August 15, 2021
Week 33 Monday August 16, 2021 Sunday August 22, 2021
Week 34 Monday August 23, 2021 Sunday August 29, 2021
SEPTEMBER Week 35 Monday August 30, 2021 Sunday September 5, 2021
Week 36 Monday September 6, 2021 Sunday September 12, 2021
Week 37 Monday September 13, 2021 Sunday September 19, 2021
Week 38 Monday September 20, 2021 Sunday September 26, 2021
Week 39 Monday September 27, 2021 Sunday October 3, 2021
OCTOBER Week 40 Monday October 4, 2021 Sunday October 10, 2021
Week 41 Monday October 11, 2021 Sunday October 17, 2021
Week 42 Monday October 18, 2021 Sunday October 24, 2021
Week 43 Monday October 25, 2021 Sunday October 31, 2021
NOVEMBER Week 44 Monday November 1, 2021 Sunday November 7, 2021
Week 45 Monday, November 8, 2021 Sunday November 14, 2021
Week 46 Monday, November 15, 2021 Sunday November 21, 2021
Week 47 Monday, November 22, 2021 Sunday November 28, 2021
DECEMBER Week 48 Monday, November 29, 2021 Sunday December 5, 2021
Week 49 Monday, December 6, 2021 Sunday December 12, 2021
Week 50 Monday December 13, 2021 Sunday December 19, 2021
Week 51 Monday December 20, 2021 Sunday December 26, 2021
Week 52 Monday December 27, 2021 Sunday January 2, 2022
JANUARY Week 01 Monday January 3, 2022 Sunday January 9, 2022
365 days, 52 weeks

Week numbers 2021 to view online (United States calendar rules)

What week are we? Our table will help you to consult the number of the current week as well as those of past and future weeks. Weeks are according United States (US) calendar rules, Sunday first day and weeks are Sunday to Saturday.

LIST OF 53 WEEKS, YEAR 2021 (United States calendar rules)
MONTH WEEK NUMBERS FROM THE UNTIL
JANUARY Week 01 Sunday December 27, 2020 Saturday January 2, 2021
Week 02 Sunday January 3, 2021 Saturday January 9, 2021
Week 03 Sunday January 10, 2021 Saturday January 16, 2021
Week 04 Sunday January 17, 2021 Saturday January 23, 2021
Week 05 Sunday January 24, 2021 Saturday January 30, 2021
FEBRUARY Week 06 Sunday January 31, 2021 Saturday February 6, 2021
Week 07 Sunday February 7, 2021 Saturday February 13, 2021
Week 08 Sunday February 14, 2021 Saturday February 20, 2021
Week 09 Sunday February 21, 2021 Saturday February 27, 2021
MARCH Week 10 Sunday February 28, 2021 Saturday March 6, 2021
Week 11 Sunday March 7, 2021 Saturday March 13, 2021
Week 12 Sunday March 14, 2021 Saturday March 20, 2021
Week 13 Sunday March 21, 2021 Saturday March 27, 2021
Week 14 Sunday March 28, 2021 Saturday April 3, 2021
APRIL Week 15 Sunday April 4, 2021 Saturday April 10, 2021
Week 16 Sunday April 11, 2021 Saturday April 17, 2021
Week 17 Sunday April 18, 2021 Saturday April 24, 2021
Week 18 Sunday April 25, 2021 Saturday May 1, 2021
MAY Week 19 Sunday, May 2, 2021 Saturday May 8, 2021
Week 20 Sunday, May 9, 2021 Saturday May 15, 2021
Week 21 Sunday, May 16, 2021 Saturday May 22, 2021
Week 22 Sunday May 23, 2021 Saturday May 29, 2021
JUNE Week 23 Sunday, May 30, 2021 Saturday June 5, 2021
Week 24 Sunday, June 6, 2021 Saturday June 12, 2021
Week 25 Sunday June 13, 2021 Saturday June 19, 2021
Week 26 Sunday June 20, 2021 Saturday, June 26, 2021
JULY Week 27 Sunday June 27, 2021 Saturday July 3, 2021
Week 28 Sunday July 4, 2021 Saturday July 10, 2021
Week 29 Sunday July 11, 2021 Saturday July 17, 2021
Week 30 Sunday July 18, 2021 Saturday July 24, 2021
Week 31 Sunday July 25, 2021 Saturday July 31, 2021
AUGUST Week 32 Sunday August 1, 2021 Saturday August 7, 2021
Week 33 Sunday August 8, 2021 Saturday August 14, 2021
Week 34 Sunday August 15, 2021 Saturday August 21, 2021
Week 35 Sunday August 22, 2021 Saturday August 28, 2021
SEPTEMBER Week 36 Sunday August 29, 2021 Saturday September 4, 2021
Week 37 Sunday September 5, 2021 Saturday September 11, 2021
Week 38 Sunday September 12, 2021 Saturday September 18, 2021
Week 39 Sunday September 19, 2021 Saturday September 25, 2021
Week 40 Sunday September 26, 2021 Saturday October 2, 2021
OCTOBER Week 41 Sunday October 3, 2021 Saturday October 9, 2021
Week 42 Sunday October 10, 2021 Saturday October 16, 2021
Week 43 Sunday October 17, 2021 Saturday October 23, 2021
Week 44 Sunday October 24, 2021 Saturday October 30, 2021
NOVEMBER Week 45 Sunday October 31, 2021 Saturday November 6, 2021
Week 46 Sunday, November 7, 2021 Saturday November 13, 2021
Week 47 Sunday, November 14, 2021 Saturday November 20, 2021
Week 48 Sunday, November 21, 2021 Saturday November 27, 2021
DECEMBER Week 49 Sunday, November 28, 2021 Saturday December 4, 2021
Week 50 Sunday, December 5, 2021 Saturday December 11, 2021
Week 51 Sunday December 12, 2021 Saturday December 18, 2021
Week 52 Sunday December 19, 2021 Saturday December 25, 2021
Week 53 Sunday December 26, 2021 Saturday January 1, 2022
365 days, 53 weeks

Download our summary table of 2021 week numbers

Summary table of 2021 week numbers - ISO-8601

 List of week numbers for 2021 to print - ISO-8601.

Summary table of 2021 week numbers - United Sates

 List of week numbers for 2021 to print - USA.

Print our 2021 calendars with week numbers (US)

Week calendar 2021

Weeks numbered 1 to 53

Weeks calendar 2021.

Another 2021 calendar with week numbers

365 days, 12 month, 53 weeks

2021 calendar with week numbers

2021 half year calendar with week numbers

Week numbers for semester 1

2021 half year calendar with week numbers

Many other models of monthly and annual calendars are available on our dedicated page. Discover and print our other calendars with week numbers now.

2021 monthly calendar with week numbers

Calendar for JANUARY 2021 with week numbers

2021 January calendar with week numbers.