Week & Day Numbers for 2020
53
Weeks
366
Days
262
Working
Yes
Leap Year
Check Another Year
Quick Facts
- 2020 has 366 days (leap year).
- 53 ISO weeks.
- 262 working days (Monday–Friday).
- January 1 falls on a Wednesday.
- December 31 falls on a Thursday.
- Longest day: ~June 21 (summer solstice, N. Hemisphere).
- Shortest day: ~December 21 (winter solstice).
Week Number Calendar 2020
| Week | Start (Mon) | End (Sun) |
|---|---|---|
| W1 | Dec 30 | Jan 5, 2020 |
| W2 | Jan 6 | Jan 12, 2020 |
| W3 | Jan 13 | Jan 19, 2020 |
| W4 | Jan 20 | Jan 26, 2020 |
| W5 | Jan 27 | Feb 2, 2020 |
| W6 | Feb 3 | Feb 9, 2020 |
| W7 | Feb 10 | Feb 16, 2020 |
| W8 | Feb 17 | Feb 23, 2020 |
| W9 | Feb 24 | Mar 1, 2020 |
| W10 | Mar 2 | Mar 8, 2020 |
| W11 | Mar 9 | Mar 15, 2020 |
| W12 | Mar 16 | Mar 22, 2020 |
| W13 | Mar 23 | Mar 29, 2020 |
| W14 | Mar 30 | Apr 5, 2020 |
| W15 | Apr 6 | Apr 12, 2020 |
| W16 | Apr 13 | Apr 19, 2020 |
| W17 | Apr 20 | Apr 26, 2020 |
| W18 | Apr 27 | May 3, 2020 |
| W19 | May 4 | May 10, 2020 |
| W20 | May 11 | May 17, 2020 |
| W21 | May 18 | May 24, 2020 |
| W22 | May 25 | May 31, 2020 |
| W23 | Jun 1 | Jun 7, 2020 |
| W24 | Jun 8 | Jun 14, 2020 |
| W25 | Jun 15 | Jun 21, 2020 |
| W26 | Jun 22 | Jun 28, 2020 |
| W27 | Jun 29 | Jul 5, 2020 |
| W28 | Jul 6 | Jul 12, 2020 |
| W29 | Jul 13 | Jul 19, 2020 |
| W30 | Jul 20 | Jul 26, 2020 |
| W31 | Jul 27 | Aug 2, 2020 |
| W32 | Aug 3 | Aug 9, 2020 |
| W33 | Aug 10 | Aug 16, 2020 |
| W34 | Aug 17 | Aug 23, 2020 |
| W35 | Aug 24 | Aug 30, 2020 |
| W36 | Aug 31 | Sep 6, 2020 |
| W37 | Sep 7 | Sep 13, 2020 |
| W38 | Sep 14 | Sep 20, 2020 |
| W39 | Sep 21 | Sep 27, 2020 |
| W40 | Sep 28 | Oct 4, 2020 |
| W41 | Oct 5 | Oct 11, 2020 |
| W42 | Oct 12 | Oct 18, 2020 |
| W43 | Oct 19 | Oct 25, 2020 |
| W44 | Oct 26 | Nov 1, 2020 |
| W45 | Nov 2 | Nov 8, 2020 |
| W46 | Nov 9 | Nov 15, 2020 |
| W47 | Nov 16 | Nov 22, 2020 |
| W48 | Nov 23 | Nov 29, 2020 |
| W49 | Nov 30 | Dec 6, 2020 |
| W50 | Dec 7 | Dec 13, 2020 |
| W51 | Dec 14 | Dec 20, 2020 |
| W52 | Dec 21 | Dec 27, 2020 |
| W53 | Dec 28 | Jan 3, 2021 |
Day Numbers by Month
| Month | Days | Day Range |
|---|---|---|
| January | 31 | 1 – 31 |
| February | 29 | 32 – 60 |
| March | 31 | 61 – 91 |
| April | 30 | 92 – 121 |
| May | 31 | 122 – 152 |
| June | 30 | 153 – 182 |
| July | 31 | 183 – 213 |
| August | 31 | 214 – 244 |
| September | 30 | 245 – 274 |
| October | 31 | 275 – 305 |
| November | 30 | 306 – 335 |
| December | 31 | 336 – 366 |
Nearby Years
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Frequently Asked Questions
How many weeks are in 2020?
53 ISO weeks.
How many days are in 2020?
366 days. It is a leap year.
How many working days are in 2020?
262 working days (Monday–Friday).
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