Weather Records on 23 May 1997

983 weather records were set or tied worldwide on 23 May 1997. Highest significance: Bradshaw Homestead, AU.

Key Facts for 23 May 1997

On 23 May 1997, 983 weather records were set or tied at long-record stations worldwide.
176 were record highs and 477 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 967 daily.
Bradshaw Homestead set a daily record precipitation of 32.0 mm (1.3 in) on 23 May 1997.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 459 records.

Record Map

983 stations

983 station records on 23 May 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bradshaw Homestead	Australia	Record daily precipitation	32.0 mm (1.3 in)	71 of 100 (Major)
Swartkoppie	South Africa	Record daily precipitation	55.0 mm (2.2 in)	70 of 100 (Major)
Rio Grande City	United States	Record daily precipitation	102.1 mm (4.0 in)	67 of 100 (Major)
Chadron 3SW	United States	Record daily precipitation	61.0 mm (2.4 in)	62 of 100 (Major)
Quito	Mexico	Record daily precipitation	50.8 mm (2.0 in)	55 of 100 (Notable)
Healy	United States	Record daily precipitation	48.5 mm (1.9 in)	55 of 100 (Notable)
Harrison	United States	Record daily precipitation	88.1 mm (3.5 in)	53 of 100 (Notable)
Kanalohuluhulu 1075	United States	Record daily precipitation	66.0 mm (2.6 in)	53 of 100 (Notable)
Vredefort (Skl)	South Africa	Record daily precipitation	27.0 mm (1.1 in)	50 of 100 (Notable)
Zapata 1 S	United States	Record daily precipitation	38.9 mm (1.5 in)	48 of 100 (Notable)
Concordia ASOS	United States	Record daily precipitation	48.0 mm (1.9 in)	47 of 100 (Notable)
Kristianstad	Sweden	Record low minimum temperature	-1.6 C (29.1 F)	44 of 100 (Notable)
Mt Washington	United States	Record daily snowfall	17.3 cm (6.8 in)	42 of 100 (Notable)
Seward AP	United States	Record high minimum temperature	11.7 C (53.1 F)	42 of 100 (Notable)
Moola Bulla	Australia	Record daily precipitation	42.8 mm (1.7 in)	41 of 100 (Notable)
Tres Zapotes	Mexico	Record low minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Molokai Kaunakakai Molokai AP	United States	Record daily precipitation	41.9 mm (1.6 in)	41 of 100 (Notable)
Brjansk	Russia	Record daily precipitation	27.5 mm (1.1 in)	40 of 100 (Notable)
Rietpan	South Africa	Record daily precipitation	32.5 mm (1.3 in)	40 of 100 (Notable)
Waverly	United States	Record low maximum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Holdrege	United States	Record low minimum temperature	0.6 C (33.1 F)	39 of 100 (Notable)
Timber Creek Police	Australia	Record daily precipitation	37.0 mm (1.5 in)	38 of 100 (Notable)
Ciudad Santos	Mexico	Record low minimum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Homer AP	United States	Record high maximum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Stanley Post Office	Australia	Record daily precipitation	26.6 mm (1.0 in)	37 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record daily precipitation	60.7 mm (2.4 in)	37 of 100 (Notable)
Ruby Plains	Australia	Record daily precipitation	51.4 mm (2.0 in)	36 of 100 (Notable)
Currie Post Office	Australia	Record daily precipitation	27.0 mm (1.1 in)	36 of 100 (Notable)
Livingston	United States	Record low maximum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Anna 4 N	United States	Record low minimum temperature	3.3 C (37.9 F)	36 of 100 (Notable)
Hebbronville	United States	Record low maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Spring Creek	Australia	Record daily precipitation	48.0 mm (1.9 in)	34 of 100 (Routine)
Mogilev	Belarus	Record daily precipitation	25.2 mm (1.0 in)	34 of 100 (Routine)
Mundo Novo	Brazil	Record daily precipitation	62.0 mm (2.4 in)	34 of 100 (Routine)
Brakpan	South Africa	Record daily precipitation	35.0 mm (1.4 in)	34 of 100 (Routine)
Mariyna Gorka	Belarus	Record daily precipitation	29.3 mm (1.2 in)	33 of 100 (Routine)
Ceballos	Mexico	Record low maximum temperature	26.7 C (80.1 F)	33 of 100 (Routine)
Sandnas	Sweden	Record snow depth	105.0 cm (41.3 in)	33 of 100 (Routine)
Brooksville Chin Hill	United States	Record high maximum temperature	37.2 C (99.0 F)	33 of 100 (Routine)
Marlinton	United States	Record low minimum temperature	-2.2 C (28.0 F)	33 of 100 (Routine)
Callejones	Mexico	Record high maximum temperature	37.8 C (100.0 F)	32 of 100 (Routine)
Huingo	Mexico	Record daily precipitation	39.4 mm (1.6 in)	32 of 100 (Routine)
Santa Catarina Juquila (Cfe)	Mexico	Record low minimum temperature	7.2 C (45.0 F)	32 of 100 (Routine)
Vacaville	United States	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Syracuse 1NE	United States	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Rocky Mt	United States	Record low minimum temperature	2.8 C (37.0 F)	32 of 100 (Routine)
White Sulphur Springs	United States	Record low minimum temperature	-0.6 C (30.9 F)	32 of 100 (Routine)
Monte Escobedo	Mexico	Record low maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Hull	United Kingdom	Record low minimum temperature	1.8 C (35.2 F)	31 of 100 (Routine)
Baytown	United States	Record low maximum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
Kingsville	United States	Record low maximum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Hot Springs	United States	Record low minimum temperature	-3.3 C (26.1 F)	31 of 100 (Routine)
Halls Creek Airport	Australia	Record daily precipitation	25.2 mm (1.0 in)	30 of 100 (Routine)
Chuuk WSO AP	Federated States of Micronesia	Record low minimum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Chapulco	Mexico	Record low maximum temperature	16.1 C (61.0 F)	30 of 100 (Routine)
Wray	United States	Record daily precipitation	50.3 mm (2.0 in)	30 of 100 (Routine)
Louisa	United States	Record low minimum temperature	1.1 C (34.0 F)	30 of 100 (Routine)
Winchester 7 SE	United States	Record low minimum temperature	2.2 C (36.0 F)	30 of 100 (Routine)
Dutch Harbor	United States	Record high maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Tezpur	India	Record daily precipitation	50.0 mm (2.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

983 records

Records set or tied on 23 May 1997 by type: Highest daily maximum 74, Lowest daily maximum 229, Highest daily minimum 102, Lowest daily minimum 248, Heaviest daily rainfall 311, Heaviest daily snowfall 1, Deepest snow cover 18.

Records on 23 May 1997 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	229
Highest daily minimum	102
Lowest daily minimum	248
Heaviest daily rainfall	311
Heaviest daily snowfall	1
Deepest snow cover	18

Records on 23 May 1997 by timescale: all-time 1, monthly 15, daily 967.

How Much Records Were Beaten By

719 broken records

Margins by which the 719 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 508.0. Ties are not counted.

Top 20 by Significance

23 May 1997

Top 20 records on 23 May 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 1997	Bradshaw Homestead, AU	daily rain	32.0 mm (1.3 in)	32.0 mm (1.3 in)	97 years	71 of 100 (Major)
23 May 1997	Swartkoppie, ZA	monthly rain	55.0 mm (2.2 in)	27.1 mm (1.1 in)	47 years	70 of 100 (Major)
23 May 1997	Rio Grande City, US	daily rain	102.1 mm (4.0 in)	79.0 mm (3.1 in)	56 years	67 of 100 (Major)
23 May 1997	Chadron 3SW, US	daily rain	61.0 mm (2.4 in)	30.8 mm (1.2 in)	64 years	62 of 100 (Major)
23 May 1997	Quito, MX	daily rain	50.8 mm (2.0 in)	45.7 mm (1.8 in)	34 years	55 of 100 (Notable)
23 May 1997	Healy, US	daily rain	48.5 mm (1.9 in)	26.4 mm (1.0 in)	79 years	55 of 100 (Notable)
23 May 1997	Harrison, US	daily rain	88.1 mm (3.5 in)	41.9 mm (1.6 in)	20 years	53 of 100 (Notable)
23 May 1997	Kanalohuluhulu 1075, US	daily rain	66.0 mm (2.6 in)	40.9 mm (1.6 in)	30 years	53 of 100 (Notable)
23 May 1997	Vredefort (Skl), ZA	daily rain	27.0 mm (1.1 in)	23.2 mm (0.9 in)	63 years	50 of 100 (Notable)
23 May 1997	Zapata 1 S, US	daily rain	38.9 mm (1.5 in)	28.0 mm (1.1 in)	88 years	48 of 100 (Notable)
23 May 1997	Concordia ASOS, US	daily rain	48.0 mm (1.9 in)	19.0 mm (0.7 in)	74 years	47 of 100 (Notable)
23 May 1997	Kristianstad, SE	daily low min	-1.6 C (29.1 F)	1.6 C (2.9 F)	97 years	44 of 100 (Notable)
23 May 1997	Mt Washington, US	daily snowfall	17.3 cm (6.8 in)	14.8 cm (5.8 in)	34 years	42 of 100 (Notable)
23 May 1997	Seward AP, US	daily high min	11.7 C (53.1 F)	2.3 C (4.1 F)	82 years	42 of 100 (Notable)
23 May 1997	Moola Bulla, AU	daily rain	42.8 mm (1.7 in)	31.8 mm (1.3 in)	19 years	41 of 100 (Notable)
23 May 1997	Tres Zapotes, MX	daily low min	12.8 C (55.0 F)	7.2 C (13.0 F)	24 years	41 of 100 (Notable)
23 May 1997	Molokai Kaunakakai Molokai AP, US	daily rain	41.9 mm (1.6 in)	31.2 mm (1.2 in)	12 years	41 of 100 (Notable)
23 May 1997	Brjansk, RU	daily rain	27.5 mm (1.1 in)	15.9 mm (0.6 in)	12 years	40 of 100 (Notable)
23 May 1997	Rietpan, ZA	daily rain	32.5 mm (1.3 in)	12.4 mm (0.5 in)	63 years	40 of 100 (Notable)
23 May 1997	Waverly, US	daily low max	14.4 C (57.9 F)	2.3 C (4.1 F)	90 years	40 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

1793 to 1997

Records set or tied on this calendar date in each year from 1793 to 1997. 1997 had 983 records.

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

Records on 05-23 in each year
Year	Records
1793	1
1794	1
1798	1
1817	1
1818	1
1837	3
1845	1
1847	2
1857	1
1863	1
1865	2
1866	5
1867	7
1870	2
1871	1
1875	1
1877	1
1878	1
1880	1
1884	2
1885	2
1886	4
1887	1
1889	2
1891	11
1893	3
1894	1
1895	3
1896	4
1897	3
1898	8
1899	3
1900	12
1901	3
1902	12
1903	6
1904	14
1905	10
1906	23
1907	11
1908	13
1909	23
1910	26
1911	39
1912	31
1913	29
1914	33
1915	13
1916	44
1917	58
1918	36
1919	120
1920	37
1921	92
1922	82
1923	99
1924	230
1925	325
1926	204
1927	243
1928	177
1929	221
1930	199
1931	719
1932	358
1933	443
1934	203
1935	369
1936	568
1937	156
1938	390
1939	415
1940	324
1941	676
1942	235
1943	342
1944	784
1945	241
1946	311
1947	285
1948	273
1949	612
1950	490
1951	400
1952	597
1953	777
1954	496
1955	650
1956	498
1957	653
1958	744
1959	486
1960	395
1961	412
1962	677
1963	1,153
1964	964
1965	477
1966	391
1967	1,055
1968	578
1969	437
1970	314
1971	659
1972	449
1973	371
1974	678
1975	855
1976	556
1977	596
1978	703
1979	730
1980	1,202
1981	862
1982	717
1983	1,123
1984	1,027
1985	608
1986	626
1987	745
1988	662
1989	1,106
1990	1,660
1991	1,244
1992	1,423
1993	845
1994	690
1995	1,106
1996	1,114
1997	983
1998	947
1999	705
2000	1,372
2001	1,441
2002	1,537
2003	954
2004	1,275
2005	908
2006	1,122
2007	1,170
2008	1,472
2009	805
2010	1,275
2011	1,001
2012	1,006
2013	929
2014	858
2015	667
2016	679
2017	602
2018	552
2019	1,044
2020	631
2021	837
2022	807
2023	316
2024	760
2025	865
2026	804

Download the Data

Data for records on 1997-05-23: 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 2026-10-17 (17 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 100	709
100 to 200	5
200 to 300	0
300 to 400	3
400 to 500	1
500 to 600	1