Weather Records on 22 May 2004

1,111 weather records were set or tied worldwide on 22 May 2004. Highest significance: Watertown Wwtp, US.

Key Facts for 22 May 2004

On 22 May 2004, 1,111 weather records were set or tied at long-record stations worldwide.
471 were record highs and 208 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 35 monthly and 1,074 daily.
Watertown Wwtp set a daily record precipitation of 82.8 mm (3.3 in) on 22 May 2004.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 442 records.

Record Map

1,111 stations

1,111 station records on 22 May 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 May 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Watertown Wwtp	United States	Record daily precipitation	82.8 mm (3.3 in)	79 of 100 (Major)
Algona	United States	Record daily precipitation	76.2 mm (3.0 in)	77 of 100 (Major)
Prairie du Chien	United States	Record daily precipitation	76.7 mm (3.0 in)	75 of 100 (Major)
Caledonia	United States	Record daily precipitation	68.6 mm (2.7 in)	74 of 100 (Major)
Lowell	United States	Record daily precipitation	59.7 mm (2.4 in)	73 of 100 (Major)
Lake Mills Wwtp	United States	Record daily precipitation	71.1 mm (2.8 in)	70 of 100 (Major)
Beaver Falls 1 NE	United States	Record daily precipitation	63.5 mm (2.5 in)	68 of 100 (Major)
Gilman	United States	Record daily precipitation	62.2 mm (2.4 in)	67 of 100 (Major)
Lynxville Dam 9	United States	Record daily precipitation	149.6 mm (5.9 in)	65 of 100 (Major)
Oconomowoc Wwtp	United States	Record daily precipitation	63.5 mm (2.5 in)	65 of 100 (Major)
Beaver Dam Wwtp	United States	Record daily precipitation	69.9 mm (2.8 in)	64 of 100 (Major)
Vladivostok	Russia	Record daily precipitation	63.6 mm (2.5 in)	63 of 100 (Major)
Madison	United States	Record daily precipitation	77.5 mm (3.1 in)	63 of 100 (Major)
Postville	United States	Record daily precipitation	110.0 mm (4.3 in)	58 of 100 (Notable)
Guttenberg L&D 10	United States	Record daily precipitation	72.9 mm (2.9 in)	57 of 100 (Notable)
Uniontown 1 NE	United States	Record daily precipitation	44.7 mm (1.8 in)	57 of 100 (Notable)
Ft Atkinson Wwtp	United States	Record daily precipitation	91.2 mm (3.6 in)	57 of 100 (Notable)
Platteville	United States	Record daily precipitation	78.2 mm (3.1 in)	57 of 100 (Notable)
Charles City	United States	Record daily precipitation	86.9 mm (3.4 in)	56 of 100 (Notable)
Osage	United States	Record daily precipitation	102.9 mm (4.1 in)	56 of 100 (Notable)
Vinton	United States	Record daily precipitation	71.4 mm (2.8 in)	56 of 100 (Notable)
Pontiac Wwtp	United States	Record daily precipitation	37.1 mm (1.5 in)	56 of 100 (Notable)
Stoughton Wwtp	United States	Record daily precipitation	103.4 mm (4.1 in)	56 of 100 (Notable)
Oelwein 2 S	United States	Record daily precipitation	57.7 mm (2.3 in)	55 of 100 (Notable)
Holland Wtp	United States	Record daily precipitation	43.7 mm (1.7 in)	55 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	75.7 mm (3.0 in)	54 of 100 (Notable)
Allison	United States	Record daily precipitation	77.0 mm (3.0 in)	53 of 100 (Notable)
Port Huron	United States	Record daily precipitation	75.7 mm (3.0 in)	53 of 100 (Notable)
Independence #1	United States	Record daily precipitation	48.5 mm (1.9 in)	52 of 100 (Notable)
Mason City	United States	Record daily precipitation	124.0 mm (4.9 in)	52 of 100 (Notable)
New Hampton	United States	Record daily precipitation	100.6 mm (4.0 in)	52 of 100 (Notable)
Northwood	United States	Record daily precipitation	112.5 mm (4.4 in)	52 of 100 (Notable)
Grand Meadow	United States	Record daily precipitation	57.7 mm (2.3 in)	52 of 100 (Notable)
Harmony	United States	Record daily precipitation	77.7 mm (3.1 in)	52 of 100 (Notable)
Antioch	United States	Record daily precipitation	66.0 mm (2.6 in)	51 of 100 (Notable)
Emmetsburg	United States	Record daily precipitation	101.6 mm (4.0 in)	51 of 100 (Notable)
Grundy Ctr	United States	Record daily precipitation	63.2 mm (2.5 in)	51 of 100 (Notable)
Tripoli	United States	Record daily precipitation	92.7 mm (3.6 in)	51 of 100 (Notable)
Ionia 2SSW	United States	Record daily precipitation	42.2 mm (1.7 in)	51 of 100 (Notable)
Monroe 2 SE	United States	Record high minimum temperature	22.8 C (73.0 F)	51 of 100 (Notable)
El Tule	Mexico	Record daily precipitation	38.4 mm (1.5 in)	50 of 100 (Notable)
Rosalia	United States	Record daily precipitation	36.8 mm (1.4 in)	50 of 100 (Notable)
Waukesha Wwtp	United States	Record daily precipitation	68.8 mm (2.7 in)	50 of 100 (Notable)
Waukon 3NNE	United States	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Albion	United States	Record daily precipitation	41.1 mm (1.6 in)	49 of 100 (Notable)
S Haven	United States	Record daily precipitation	42.9 mm (1.7 in)	49 of 100 (Notable)
Hartford Wwtp	United States	Record daily precipitation	63.0 mm (2.5 in)	49 of 100 (Notable)
Mt Mary College	United States	Record daily precipitation	53.3 mm (2.1 in)	49 of 100 (Notable)
Clarion	United States	Record daily precipitation	59.7 mm (2.4 in)	48 of 100 (Notable)
Wayne	United States	Record daily precipitation	58.4 mm (2.3 in)	48 of 100 (Notable)
Baraboo Wwtp	United States	Record daily precipitation	61.5 mm (2.4 in)	48 of 100 (Notable)
Dodgeville Wwtp	United States	Record daily precipitation	61.0 mm (2.4 in)	48 of 100 (Notable)
Mauston 1 SE	United States	Record daily precipitation	55.1 mm (2.2 in)	48 of 100 (Notable)
Kilauea 1134	United States	Record high minimum temperature	22.8 C (73.0 F)	48 of 100 (Notable)
Fayette	United States	Record daily precipitation	70.6 mm (2.8 in)	47 of 100 (Notable)
Sac City	United States	Record daily precipitation	58.9 mm (2.3 in)	47 of 100 (Notable)
Hastings	United States	Record daily precipitation	51.1 mm (2.0 in)	47 of 100 (Notable)
Eldorado Springs	United States	Record high minimum temperature	21.7 C (71.1 F)	47 of 100 (Notable)
Denton	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
Pogranichnyj	Russia	Record daily precipitation	40.8 mm (1.6 in)	46 of 100 (Notable)

Counts by Type and Timescale

1,111 records

Records set or tied on 22 May 2004 by type: Highest daily maximum 98, Lowest daily maximum 107, Highest daily minimum 373, Lowest daily minimum 101, Heaviest daily rainfall 413, Heaviest daily snowfall 2, Deepest snow cover 17.

Records on 22 May 2004 by type
Record type	Records
Highest daily maximum	98
Lowest daily maximum	107
Highest daily minimum	373
Lowest daily minimum	101
Heaviest daily rainfall	413
Heaviest daily snowfall	2
Deepest snow cover	17

Records on 22 May 2004 by timescale: all-time 2, monthly 35, daily 1,074.

How Much Records Were Beaten By

875 broken records

Margins by which the 875 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 120.0. Ties are not counted.

Top 20 by Significance

22 May 2004

Top 20 records on 22 May 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 May 2004	Watertown Wwtp, US	daily rain	82.8 mm (3.3 in)	42.7 mm (1.7 in)	97 years	79 of 100 (Major)
22 May 2004	Algona, US	daily rain	76.2 mm (3.0 in)	53.8 mm (2.1 in)	93 years	77 of 100 (Major)
22 May 2004	Prairie du Chien, US	daily rain	76.7 mm (3.0 in)	38.6 mm (1.5 in)	110 years	75 of 100 (Major)
22 May 2004	Caledonia, US	daily rain	68.6 mm (2.7 in)	38.1 mm (1.5 in)	110 years	74 of 100 (Major)
22 May 2004	Lowell, US	daily rain	59.7 mm (2.4 in)	37.9 mm (1.5 in)	87 years	73 of 100 (Major)
22 May 2004	Lake Mills Wwtp, US	daily rain	71.1 mm (2.8 in)	36.0 mm (1.4 in)	86 years	70 of 100 (Major)
22 May 2004	Beaver Falls 1 NE, US	daily rain	63.5 mm (2.5 in)	39.9 mm (1.6 in)	65 years	68 of 100 (Major)
22 May 2004	Gilman, US	daily rain	62.2 mm (2.4 in)	33.5 mm (1.3 in)	101 years	67 of 100 (Major)
22 May 2004	Lynxville Dam 9, US	monthly rain	149.6 mm (5.9 in)	76.7 mm (3.0 in)	33 years	65 of 100 (Major)
22 May 2004	Oconomowoc Wwtp, US	daily rain	63.5 mm (2.5 in)	34.8 mm (1.4 in)	55 years	65 of 100 (Major)
22 May 2004	Beaver Dam Wwtp, US	daily rain	69.9 mm (2.8 in)	46.5 mm (1.8 in)	47 years	64 of 100 (Major)
22 May 2004	Vladivostok, RU	daily rain	63.6 mm (2.5 in)	38.6 mm (1.5 in)	49 years	63 of 100 (Major)
22 May 2004	Madison, US	daily rain	77.5 mm (3.1 in)	29.7 mm (1.2 in)	98 years	63 of 100 (Major)
22 May 2004	Postville, US	daily rain	110.0 mm (4.3 in)	23.1 mm (0.9 in)	102 years	58 of 100 (Notable)
22 May 2004	Guttenberg L&D 10, US	daily rain	72.9 mm (2.9 in)	42.9 mm (1.7 in)	39 years	57 of 100 (Notable)
22 May 2004	Uniontown 1 NE, US	daily rain	44.7 mm (1.8 in)	23.1 mm (0.9 in)	73 years	57 of 100 (Notable)
22 May 2004	Ft Atkinson Wwtp, US	monthly rain	91.2 mm (3.6 in)	28.5 mm (1.1 in)	34 years	57 of 100 (Notable)
22 May 2004	Platteville, US	daily rain	78.2 mm (3.1 in)	39.1 mm (1.5 in)	55 years	57 of 100 (Notable)
22 May 2004	Charles City, US	daily rain	86.9 mm (3.4 in)	54.6 mm (2.1 in)	22 years	56 of 100 (Notable)
22 May 2004	Osage, US	daily rain	102.9 mm (4.1 in)	54.1 mm (2.1 in)	22 years	56 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1806 to 2004

Records set or tied on this calendar date in each year from 1806 to 2004. 2004 had 1,111 records.

Counts for years before the ledger starts come from the same station rules.

Records on 05-22 in each year
Year	Records
1806	1
1837	4
1840	1
1841	1
1845	1
1846	1
1847	2
1857	1
1861	1
1862	1
1864	1
1865	1
1866	5
1867	3
1870	2
1872	1
1874	2
1875	1
1877	1
1881	1
1883	3
1885	1
1886	5
1887	3
1889	2
1890	4
1891	1
1892	2
1894	3
1895	2
1896	5
1897	3
1898	3
1899	3
1900	2
1901	3
1902	5
1903	7
1904	6
1905	11
1906	15
1907	45
1908	20
1909	19
1910	6
1911	77
1912	20
1913	15
1914	30
1915	23
1916	22
1917	43
1918	50
1919	402
1920	27
1921	85
1922	60
1923	63
1924	196
1925	382
1926	165
1927	250
1928	168
1929	210
1930	121
1931	489
1932	306
1933	307
1934	292
1935	162
1936	490
1937	192
1938	313
1939	407
1940	364
1941	640
1942	379
1943	385
1944	490
1945	334
1946	277
1947	340
1948	322
1949	534
1950	456
1951	294
1952	442
1953	632
1954	558
1955	556
1956	617
1957	774
1958	584
1959	713
1960	455
1961	446
1962	662
1963	1,149
1964	775
1965	367
1966	434
1967	1,222
1968	502
1969	593
1970	306
1971	479
1972	462
1973	446
1974	613
1975	772
1976	476
1977	648
1978	558
1979	674
1980	997
1981	1,427
1982	558
1983	1,025
1984	907
1985	736
1986	724
1987	810
1988	641
1989	722
1990	1,193
1991	1,200
1992	1,159
1993	922
1994	517
1995	823
1996	1,139
1997	1,154
1998	995
1999	610
2000	1,124
2001	1,371
2002	2,020
2003	822
2004	1,111
2005	1,002
2006	1,174
2007	1,113
2008	967
2009	1,075
2010	1,051
2011	745
2012	1,039
2013	1,216
2014	828
2015	938
2016	807
2017	613
2018	495
2019	1,372
2020	631
2021	915
2022	1,248
2023	400
2024	861
2025	778
2026	473

Download the Data

Data for records on 2004-05-22: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	771
20 to 40	75
40 to 60	22
60 to 80	5
80 to 100	1
100 to 120	1