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DATETOOLS

2004 Calendar

Every month of 2004 as a printable table, with public holidays, ISO week numbers and the year's eclipses, moon phases and meteor showers.

2004 has 366 days, starts on a Thursday, is a leap year, and runs to 53 ISO weeks. It runs from Thursday 1 January 2004 to Friday 31 December 2004. There are 10 United States federal holidays in 2004, two of which fall at a weekend and are kept on a different day. Worth knowing: 2004 is a 53-week year under ISO 8601, which is the case that breaks payroll and reporting systems written for 52.

Since 2004 ended

The 2004 calendar, month by month

January
Wk MTWTFSS
1 1 New Year's Day 2 2 January 3 4
2 5 6 7 8 9 10 11
3 12 13 14 15 16 17 18
4 19 Martin Luther King Jr. Day 20 21 22 23 24 25
5 26 Australia Day 27 28 29 30 31
February
Wk MTWTFSS
5 1
6 2 3 4 5 6 7 8
7 9 10 11 12 13 14 15
8 16 Washington's Birthday 17 18 19 20 21 22
9 23 24 25 26 27 28 29
March
Wk MTWTFSS
10 1 2 3 4 5 6 7
11 8 9 10 11 12 13 14
12 15 16 17 St Patrick's Day 18 19 20 21
13 22 23 24 25 26 27 28
14 29 30 31
April
Wk MTWTFSS
14 1 2 3 4
15 5 6 7 8 9 Good Friday 10 Easter Saturday 11
16 12 Easter Monday 13 14 15 16 17 18
17 19 20 21 22 23 24 25
18 26 Anzac Day 27 28 29 30
May
Wk MTWTFSS
18 1 2
19 3 Early May Bank Holiday, May Day 4 5 6 7 8 9
20 10 11 12 13 14 15 16
21 17 18 19 20 21 22 23
22 24 Victoria Day 25 26 27 28 29 30
23 31 Memorial Day, Spring Bank Holiday
June
Wk MTWTFSS
23 1 2 3 4 5 6
24 7 June Bank Holiday 8 9 10 11 12 13
25 14 Queen's Birthday 15 16 17 18 19 20
26 21 22 23 24 25 26 27
27 28 29 30
July
Wk MTWTFSS
27 1 Canada Day 2 3 4
28 5 Independence Day 6 7 8 9 10 11
29 12 Battle of the Boyne (Orangemen’s Day) 13 14 15 16 17 18
30 19 20 21 22 23 24 25
31 26 27 28 29 30 31
August
Wk MTWTFSS
31 1
32 2 Summer Bank Holiday, August Bank Holiday 3 4 5 6 7 8
33 9 10 11 12 13 14 15
34 16 17 18 19 20 21 22
35 23 24 25 26 27 28 29
36 30 Summer Bank Holiday 31
September
Wk MTWTFSS
36 1 2 3 4 5
37 6 Labor Day, Labour Day 7 8 9 10 11 12
38 13 14 15 16 17 18 19
39 20 21 22 23 24 25 26
40 27 28 29 30
October
Wk MTWTFSS
40 1 2 3
41 4 5 6 7 8 9 10
42 11 Columbus Day, Thanksgiving 12 13 14 15 16 17
43 18 19 20 21 22 23 24
44 25 October Bank Holiday 26 27 28 29 30 31
November
Wk MTWTFSS
45 1 2 3 4 5 6 7
46 8 9 10 11 Veterans Day, Remembrance Day 12 13 14
47 15 16 17 18 19 20 21
48 22 23 24 25 Thanksgiving Day 26 27 28
49 29 30
December
Wk MTWTFSS
49 1 2 3 4 5
50 6 7 8 9 10 11 12
51 13 14 15 16 17 18 19
52 20 21 22 23 24 Christmas Day 25 26
53 27 Christmas Day 28 Boxing Day, St Stephen's Day 29 30 31
  • Public holiday in the selected country
  • Today
  • Saturday and Sunday
  • ISO 8601 week number

Weeks start on Monday so that the week number in the left gutter applies to the whole row. ISO 8601 defines week 1 as the week containing the first Thursday of the year, which is why 2004 has 53 weeks and why 1 January is not always in week 1.

Public holidays in 2004

The 11 federal holidays in 5 U.S.C. 6103, with the rules that were actually in force in each year. State and local holidays are not included.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
19 January 2004 Monday Martin Luther King Jr. Day On the day
16 February 2004 Monday Washington's Birthday (Widely called Presidents’ Day. The federal name is still Washington’s Birthday.) On the day
31 May 2004 Monday Memorial Day On the day
4 July 2004 Sunday Independence Day Monday 5 July 2004
6 September 2004 Monday Labor Day On the day
11 October 2004 Monday Columbus Day (Kept as Indigenous Peoples’ Day in a number of states.) On the day
11 November 2004 Thursday Veterans Day On the day
25 November 2004 Thursday Thanksgiving Day On the day
25 December 2004 Saturday Christmas Day Friday 24 December 2004
Bank holidays in England and Wales under the Banking and Financial Dealings Act 1971, including the one-off royal and jubilee holidays.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
9 April 2004 Friday Good Friday On the day
12 April 2004 Monday Easter Monday On the day
3 May 2004 Monday Early May Bank Holiday On the day
31 May 2004 Monday Spring Bank Holiday On the day
30 August 2004 Monday Summer Bank Holiday On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday Boxing Day Tuesday 28 December 2004
Bank holidays in Scotland. Scotland keeps 2 January and the first Monday in August, and does not keep Easter Monday.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
2 January 2004 Friday 2 January On the day
9 April 2004 Friday Good Friday On the day
3 May 2004 Monday Early May Bank Holiday On the day
31 May 2004 Monday Spring Bank Holiday On the day
2 August 2004 Monday Summer Bank Holiday On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday Boxing Day Tuesday 28 December 2004
Bank holidays in Northern Ireland: the England and Wales set plus St Patrick's Day and the Battle of the Boyne.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
17 March 2004 Wednesday St Patrick's Day On the day
9 April 2004 Friday Good Friday On the day
12 April 2004 Monday Easter Monday On the day
3 May 2004 Monday Early May Bank Holiday On the day
31 May 2004 Monday Spring Bank Holiday On the day
12 July 2004 Monday Battle of the Boyne (Orangemen’s Day) On the day
30 August 2004 Monday Summer Bank Holiday On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday Boxing Day Tuesday 28 December 2004
Public holidays in the Republic of Ireland under the Organisation of Working Time Act 1997.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
17 March 2004 Wednesday St Patrick's Day On the day
12 April 2004 Monday Easter Monday On the day
3 May 2004 Monday May Day On the day
7 June 2004 Monday June Bank Holiday On the day
2 August 2004 Monday August Bank Holiday On the day
25 October 2004 Monday October Bank Holiday On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday St Stephen's Day Tuesday 28 December 2004
Federal statutory holidays. Provincial holidays (Family Day, Civic Holiday, St Jean Baptiste) are not included and vary by province.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
9 April 2004 Friday Good Friday On the day
24 May 2004 Monday Victoria Day (The Monday before 25 May.) On the day
1 July 2004 Thursday Canada Day On the day
6 September 2004 Monday Labour Day On the day
11 October 2004 Monday Thanksgiving On the day
11 November 2004 Thursday Remembrance Day On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday Boxing Day Tuesday 28 December 2004
Public holidays kept nationally. State holidays (Labour Day, show days, Melbourne Cup) vary by state and are not included.
Date Day Holiday Observed
1 January 2004 Thursday New Year's Day On the day
26 January 2004 Monday Australia Day On the day
9 April 2004 Friday Good Friday On the day
10 April 2004 Saturday Easter Saturday On the day
12 April 2004 Monday Easter Monday On the day
25 April 2004 Sunday Anzac Day (Substitute days for a weekend Anzac Day vary by state.) Monday 26 April 2004
14 June 2004 Monday Queen's Birthday (Not kept in June in Queensland or Western Australia.) On the day
25 December 2004 Saturday Christmas Day Monday 27 December 2004
26 December 2004 Sunday Boxing Day Tuesday 28 December 2004

The sky in 2004

Equinoxes, solstices and eclipses are given in UTC, because an eclipse happens at one instant everywhere. Convert to your own zone before you set an alarm.

Equinoxes and solstices, and the eclipses of 2004.
Date Time (UTC) Event Detail
20 March 2004 06:48 March equinox Spring begins in the northern hemisphere, autumn in the southern.
19 April 2004 13:34 Partial solar eclipse The centre of the shadow misses the Earth; this one is partial everywhere it is seen.
4 May 2004 20:30 Total lunar eclipse 76 minutes of totality · 204 minutes of partial phase · Visible anywhere the Moon is above the horizon.
21 June 2004 00:56 June solstice The longest day in the northern hemisphere, the shortest in the southern.
22 September 2004 16:29 September equinox Autumn begins in the northern hemisphere, spring in the southern.
14 October 2004 02:59 Partial solar eclipse The centre of the shadow misses the Earth; this one is partial everywhere it is seen.
28 October 2004 03:04 Total lunar eclipse 82 minutes of totality · 220 minutes of partial phase · Visible anywhere the Moon is above the horizon.
21 December 2004 12:41 December solstice The shortest day in the northern hemisphere, the longest in the southern.

Full moons

The traditional names are month-based, with two exceptions we compute rather than assume: the Harvest Moon is the full moon nearest the September equinox, and a second full moon inside one calendar month is a Blue Moon.
Date Time (UTC) Name Note
7 January 2004 15:40 Wolf Moon
6 February 2004 08:47 Snow Moon
6 March 2004 23:14 Worm Moon
5 April 2004 11:03 Pink Moon
4 May 2004 20:34 Flower Moon
3 June 2004 04:20 Strawberry Moon
2 July 2004 11:09 Buck Moon
31 July 2004 18:05 Blue Moon The second full moon in July.
30 August 2004 02:22 Sturgeon Moon
28 September 2004 13:09 Harvest Moon The full moon nearest the September equinox.
28 October 2004 03:08 Hunter's Moon
26 November 2004 20:08 Beaver Moon
26 December 2004 15:07 Cold Moon
All 49 moon phases in 2004
Date Time (UTC) Phase
7 January 2004 15:40 Full Moon
15 January 2004 04:46 Last Quarter
21 January 2004 21:05 New Moon
29 January 2004 06:04 First Quarter
6 February 2004 08:47 Full Moon
13 February 2004 13:40 Last Quarter
20 February 2004 09:18 New Moon
28 February 2004 03:24 First Quarter
6 March 2004 23:14 Full Moon
13 March 2004 21:01 Last Quarter
20 March 2004 22:42 New Moon
28 March 2004 23:48 First Quarter
5 April 2004 11:03 Full Moon
12 April 2004 03:46 Last Quarter
19 April 2004 13:21 New Moon
27 April 2004 17:33 First Quarter
4 May 2004 20:34 Full Moon
11 May 2004 11:04 Last Quarter
19 May 2004 04:52 New Moon
27 May 2004 07:57 First Quarter
3 June 2004 04:20 Full Moon
9 June 2004 20:02 Last Quarter
17 June 2004 20:27 New Moon
25 June 2004 19:08 First Quarter
2 July 2004 11:09 Full Moon
9 July 2004 07:34 Last Quarter
17 July 2004 11:24 New Moon
25 July 2004 03:37 First Quarter
31 July 2004 18:05 Full Moon
7 August 2004 22:01 Last Quarter
16 August 2004 01:24 New Moon
23 August 2004 10:12 First Quarter
30 August 2004 02:22 Full Moon
6 September 2004 15:11 Last Quarter
14 September 2004 14:29 New Moon
21 September 2004 15:54 First Quarter
28 September 2004 13:09 Full Moon
6 October 2004 10:12 Last Quarter
14 October 2004 02:48 New Moon
20 October 2004 21:59 First Quarter
28 October 2004 03:08 Full Moon
5 November 2004 05:54 Last Quarter
12 November 2004 14:27 New Moon
19 November 2004 05:51 First Quarter
26 November 2004 20:08 Full Moon
5 December 2004 00:53 Last Quarter
12 December 2004 01:29 New Moon
18 December 2004 16:40 First Quarter
26 December 2004 15:07 Full Moon

Meteor showers

Peak nights drift by about a day between years, because the Earth meets each stream at a fixed point in its orbit rather than on a fixed date. What changes the view far more is the Moon, so we compute how much of it is lit on the peak night of 2004.
Peak Shower Rate/hour Moon lit Viewing
3 January 2004 Quadrantids (debris from Asteroid 2003 EH1) 110 88% Bright moon, only the brightest will show
22 April 2004 Lyrids (debris from Comet Thatcher) 18 10% Dark sky, near new moon
6 May 2004 Eta Aquariids (debris from Halley's Comet) 50 94% Bright moon, only the brightest will show
30 July 2004 Southern Delta Aquariids (debris from Comet 96P/Machholz) 25 99% Bright moon, only the brightest will show
12 August 2004 Perseids (debris from Comet Swift-Tuttle) 100 9% Dark sky, near new moon
8 October 2004 Draconids (debris from Comet 21P/Giacobini-Zinner) 10 27% Mostly dark
21 October 2004 Orionids (debris from Halley's Comet) 20 61% Moonlight will wash out fainter meteors
5 November 2004 Southern Taurids (debris from Comet Encke) 5 44% Moonlight will wash out fainter meteors
12 November 2004 Northern Taurids (debris from Comet Encke) 5 0% Dark sky, near new moon
17 November 2004 Leonids (debris from Comet Tempel-Tuttle) 15 35% Mostly dark
14 December 2004 Geminids (debris from Asteroid 3200 Phaethon) 150 12% Dark sky, near new moon
22 December 2004 Ursids (debris from Comet 8P/Tuttle) 10 88% Bright moon, only the brightest will show

About the year 2004

2004 at a glance
Days 366
Leap year Yes
1 January Thursday
31 December Friday
ISO weeks 53
Weekend days 104

2004 is a leap year, so February has 29 days. A year is a leap year when it divides by 4, except century years, which must also divide by 400. That is why 1900 was not a leap year and 2000 was. It is also a 53-week year under ISO 8601, which happens roughly every five to six years and regularly breaks payroll and reporting systems that assume 52.

Years you can reuse this calendar for

These years start on the same weekday and have the same February, so the grid above is identical. A 2004 wall calendar hangs again, unchanged, in any of them.

Nearby years

Public holidays computed from statute, cross-checked against Nager.Date for every year it covers. Astronomical events computed with astronomy-engine. Week numbers follow ISO 8601. Times are UTC.