1820

Eighteen Twenty

1820 was 204 years 10 months 2 weeks ago. There were 365 days in 1820 because this year was a leap year. 1820 had 52 weeks. In the Chinese calendar, 1820 was the year of the dragon. 🐉

The Gregorian year 1820 corresponds to 1235 or 1236 in the Hijri calendar - also known as the Muslim calendar and Islamic calendar. In the Hebrew calendar, called HaLuah HaIvri, the Gregorian year 1820 corresponds to 5580 or 5581 depending on the time of year. ☪️ ✡️

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1820 in Roman Numerals is:

MDCCCXX

Roman numeral converter »

1820 Holiday Calendar

January
Su Mo Tu We Th Fr Sa
1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30 31
February
Su Mo Tu We Th Fr Sa
1 2 3 4 5
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29
March
Su Mo Tu We Th Fr Sa
1 2 3 4
5 6 7 8 9 10 11
12 13 14 15 16 17 18
19 20 21 22 23 24 25
26 27 28 29 30 31
April
Su Mo Tu We Th Fr Sa
1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30
May
Su Mo Tu We Th Fr Sa
1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31
June
Su Mo Tu We Th Fr Sa
1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30
July
Su Mo Tu We Th Fr Sa
1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30 31
August
Su Mo Tu We Th Fr Sa
1 2 3 4 5
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30 31
September
Su Mo Tu We Th Fr Sa
1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
October
Su Mo Tu We Th Fr Sa
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31
November
Su Mo Tu We Th Fr Sa
1 2 3 4
5 6 7 8 9 10 11
12 13 14 15 16 17 18
19 20 21 22 23 24 25
26 27 28 29 30
December
Su Mo Tu We Th Fr Sa
1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31

1820 Week Numbers

This table assumes weeks start on Monday and end on Sunday. This is based on the ISO-8601 week date standard. In the US, Canada, and most of South America weeks normally start on Sunday.

« week numbers for 1819 | week numbers for 1821 »

Week Number Start Day End Day
Week 52, 1819 Dec 27, 1819 Jan 2, 1820
Week 1 Jan 3, 1820 Jan 9, 1820
Week 2 Jan 10, 1820 Jan 16, 1820
Week 3 Jan 17, 1820 Jan 23, 1820
Week 4 Jan 24, 1820 Jan 30, 1820
Week 5 Jan 31, 1820 Feb 6, 1820
Week 6 Feb 7, 1820 Feb 13, 1820
Week 7 Feb 14, 1820 Feb 20, 1820
Week 8 Feb 21, 1820 Feb 27, 1820
Week 9 Feb 28, 1820 Mar 5, 1820
Week 10 Mar 6, 1820 Mar 12, 1820
Week 11 Mar 13, 1820 Mar 19, 1820
Week 12 Mar 20, 1820 Mar 26, 1820
Week 13 Mar 27, 1820 Apr 2, 1820
Week 14 Apr 3, 1820 Apr 9, 1820
Week 15 Apr 10, 1820 Apr 16, 1820
Week 16 Apr 17, 1820 Apr 23, 1820
Week 17 Apr 24, 1820 Apr 30, 1820
Week 18 May 1, 1820 May 7, 1820
Week 19 May 8, 1820 May 14, 1820
Week 20 May 15, 1820 May 21, 1820
Week 21 May 22, 1820 May 28, 1820
Week 22 May 29, 1820 Jun 4, 1820
Week 23 Jun 5, 1820 Jun 11, 1820
Week 24 Jun 12, 1820 Jun 18, 1820
Week 25 Jun 19, 1820 Jun 25, 1820
Week 26 Jun 26, 1820 Jul 2, 1820
Week 27 Jul 3, 1820 Jul 9, 1820
Week 28 Jul 10, 1820 Jul 16, 1820
Week 29 Jul 17, 1820 Jul 23, 1820
Week 30 Jul 24, 1820 Jul 30, 1820
Week 31 Jul 31, 1820 Aug 6, 1820
Week 32 Aug 7, 1820 Aug 13, 1820
Week 33 Aug 14, 1820 Aug 20, 1820
Week 34 Aug 21, 1820 Aug 27, 1820
Week 35 Aug 28, 1820 Sep 3, 1820
Week 36 Sep 4, 1820 Sep 10, 1820
Week 37 Sep 11, 1820 Sep 17, 1820
Week 38 Sep 18, 1820 Sep 24, 1820
Week 39 Sep 25, 1820 Oct 1, 1820
Week 40 Oct 2, 1820 Oct 8, 1820
Week 41 Oct 9, 1820 Oct 15, 1820
Week 42 Oct 16, 1820 Oct 22, 1820
Week 43 Oct 23, 1820 Oct 29, 1820
Week 44 Oct 30, 1820 Nov 5, 1820
Week 45 Nov 6, 1820 Nov 12, 1820
Week 46 Nov 13, 1820 Nov 19, 1820
Week 47 Nov 20, 1820 Nov 26, 1820
Week 48 Nov 27, 1820 Dec 3, 1820
Week 49 Dec 4, 1820 Dec 10, 1820
Week 50 Dec 11, 1820 Dec 17, 1820
Week 51 Dec 18, 1820 Dec 24, 1820
Week 52 Dec 25, 1820 Dec 31, 1820
Week 1, 1821 Jan 1, 1821 Jan 7, 1821

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