Weather Records on 23 May 2021

837 weather records were set or tied worldwide on 23 May 2021. Highest significance: Narva, EE.

Key Facts for 23 May 2021

On 23 May 2021, 837 weather records were set or tied at long-record stations worldwide.
357 were record highs and 231 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 20 monthly and 816 daily.
Narva set a daily record precipitation of 30.3 mm (1.2 in) on 23 May 2021.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 460 records.

Record Map

837 stations

837 station records on 23 May 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Narva	Estonia	Record daily precipitation	30.3 mm (1.2 in)	68 of 100 (Major)
Ibiza/Escodola	Spain	Record daily precipitation	41.6 mm (1.6 in)	62 of 100 (Major)
Alicante	Spain	Record daily precipitation	53.8 mm (2.1 in)	59 of 100 (Notable)
Hebgen Dam	United States	Record daily precipitation	38.1 mm (1.5 in)	58 of 100 (Notable)
Murcia	Spain	Record daily precipitation	60.4 mm (2.4 in)	57 of 100 (Notable)
Holter Dam	United States	Record daily snowfall	8.9 cm (3.5 in)	57 of 100 (Notable)
Alicante El Altet	Spain	Record daily precipitation	61.6 mm (2.4 in)	56 of 100 (Notable)
Faskally	United Kingdom	Record daily precipitation	33.4 mm (1.3 in)	56 of 100 (Notable)
Bomnak	Russia	Record daily precipitation	52.1 mm (2.1 in)	54 of 100 (Notable)
Murcia/San Javier	Spain	Record daily precipitation	57.0 mm (2.2 in)	54 of 100 (Notable)
Trinidad Lake	United States	Record daily precipitation	88.4 mm (3.5 in)	53 of 100 (Notable)
Lake Yellowstone	United States	Record daily snowfall	12.7 cm (5.0 in)	53 of 100 (Notable)
Punkaharju Laukansaari	Finland	Record daily precipitation	28.4 mm (1.1 in)	52 of 100 (Notable)
Gullspang	Sweden	Record daily precipitation	40.0 mm (1.6 in)	51 of 100 (Notable)
Jaisalmer	India	Record daily precipitation	30.0 mm (1.2 in)	49 of 100 (Notable)
Mule Creek	United States	Record daily precipitation	33.0 mm (1.3 in)	49 of 100 (Notable)
Zinkgruvan	Sweden	Record daily precipitation	38.2 mm (1.5 in)	47 of 100 (Notable)
Gold	United States	Record daily precipitation	77.7 mm (3.1 in)	47 of 100 (Notable)
Copper Bottom	United States	Record daily precipitation	33.0 mm (1.3 in)	47 of 100 (Notable)
Vishakhapatnam	India	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Koloko Rsvr 1137	United States	Record daily precipitation	55.9 mm (2.2 in)	46 of 100 (Notable)
Enonkoski Simanala	Finland	Record daily precipitation	27.7 mm (1.1 in)	45 of 100 (Notable)
Pahrump 4 NW	United States	Record low minimum temperature	3.3 C (37.9 F)	45 of 100 (Notable)
Golden Valley 9S	United States	Record daily precipitation	54.1 mm (2.1 in)	45 of 100 (Notable)
Murcia/Alcantarilla	Spain	Record daily precipitation	65.2 mm (2.6 in)	44 of 100 (Notable)
Waverly	United States	Record high minimum temperature	18.3 C (64.9 F)	43 of 100 (Notable)
Hawkins Lake	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Savonlinna Savonranta	Finland	Record daily precipitation	29.0 mm (1.1 in)	42 of 100 (Notable)
Cekunda	Russia	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Cuenca	Spain	Record daily precipitation	31.6 mm (1.2 in)	42 of 100 (Notable)
W Branch 3SE	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Charlotteburg Rsvr	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Alton	United States	Record low minimum temperature	-5.6 C (21.9 F)	42 of 100 (Notable)
Plymouth Wwtp	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Hand Creek	United States	Record daily precipitation	58.4 mm (2.3 in)	42 of 100 (Notable)
Lolo Pass	United States	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Hayes Center 1NW	United States	Record high minimum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Malaga Aeropuerto	Spain	Record daily precipitation	25.3 mm (1.0 in)	41 of 100 (Notable)
Choteau	United States	Record low maximum temperature	3.3 C (37.9 F)	41 of 100 (Notable)
Holter Dam	United States	Record low maximum temperature	4.4 C (39.9 F)	41 of 100 (Notable)
Gladwin	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Laghouat	Algeria	Record high maximum temperature	36.3 C (97.3 F)	40 of 100 (Notable)
Astana	Kazakhstan	Record high maximum temperature	31.7 C (89.1 F)	40 of 100 (Notable)
Postville	United States	Record high maximum temperature	29.4 C (84.9 F)	40 of 100 (Notable)
Fairfield	United States	Record snow depth	20.3 cm (8.0 in)	40 of 100 (Notable)
Austin #2	United States	Record low maximum temperature	6.1 C (43.0 F)	40 of 100 (Notable)
Wells	United States	Record low maximum temperature	7.8 C (46.0 F)	40 of 100 (Notable)
Lemmon	United States	Record daily precipitation	34.5 mm (1.4 in)	40 of 100 (Notable)
Savonlinna Laukansaari	Finland	Record daily precipitation	28.9 mm (1.1 in)	39 of 100 (Notable)
Raakkyla Kk	Finland	Record daily precipitation	31.1 mm (1.2 in)	39 of 100 (Notable)
Cape May 2 NW	United States	Record high minimum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Indian Lake 2SW	United States	Record high minimum temperature	17.8 C (64.0 F)	39 of 100 (Notable)
Beaumont City	United States	Record low maximum temperature	26.1 C (79.0 F)	39 of 100 (Notable)
Flagstaff AP	United States	Record low minimum temperature	-5.5 C (22.1 F)	39 of 100 (Notable)
Dzalinda	Russia	Record low maximum temperature	5.3 C (41.5 F)	38 of 100 (Notable)
Kings Rvr Vly - Orovada 26NW	United States	Record low maximum temperature	5.6 C (42.1 F)	38 of 100 (Notable)
Rosa Brook	Australia	Record daily precipitation	33.4 mm (1.3 in)	37 of 100 (Notable)
Heyuan	China	Record high minimum temperature	27.9 C (82.2 F)	37 of 100 (Notable)
Dillon U of Montana Western	United States	Record daily precipitation	53.3 mm (2.1 in)	37 of 100 (Notable)
Friendship	United States	Record high minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)

Counts by Type and Timescale

837 records

Records set or tied on 23 May 2021 by type: Highest daily maximum 145, Lowest daily maximum 134, Highest daily minimum 212, Lowest daily minimum 97, Heaviest daily rainfall 227, Heaviest daily snowfall 12, Deepest snow cover 10.

Records on 23 May 2021 by type
Record type	Records
Highest daily maximum	145
Lowest daily maximum	134
Highest daily minimum	212
Lowest daily minimum	97
Heaviest daily rainfall	227
Heaviest daily snowfall	12
Deepest snow cover	10

Records on 23 May 2021 by timescale: all-time 1, monthly 20, daily 816.

How Much Records Were Beaten By

668 broken records

Margins by which the 668 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 101.0. Ties are not counted.

Top 20 by Significance

23 May 2021

Top 20 records on 23 May 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 2021	Narva, EE	daily rain	30.3 mm (1.2 in)	14.0 mm (0.6 in)	98 years	68 of 100 (Major)
23 May 2021	Ibiza/Escodola, ES	daily rain	41.6 mm (1.6 in)	33.9 mm (1.3 in)	52 years	62 of 100 (Major)
23 May 2021	Alicante, ES	daily rain	53.8 mm (2.1 in)	26.8 mm (1.1 in)	58 years	59 of 100 (Notable)
23 May 2021	Hebgen Dam, US	daily rain	38.1 mm (1.5 in)	19.6 mm (0.8 in)	56 years	58 of 100 (Notable)
23 May 2021	Murcia, ES	monthly rain	60.4 mm (2.4 in)	25.1 mm (1.0 in)	13 years	57 of 100 (Notable)
23 May 2021	Holter Dam, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	118 years	57 of 100 (Notable)
23 May 2021	Alicante El Altet, ES	monthly rain	61.6 mm (2.4 in)	22.1 mm (0.9 in)	32 years	56 of 100 (Notable)
23 May 2021	Faskally, GB	daily rain	33.4 mm (1.3 in)	19.2 mm (0.8 in)	36 years	56 of 100 (Notable)
23 May 2021	Bomnak, RU	monthly rain	52.1 mm (2.1 in)	6.9 mm (0.27 in)	78 years	54 of 100 (Notable)
23 May 2021	Murcia/San Javier, ES	daily rain	57.0 mm (2.2 in)	52.2 mm (2.1 in)	24 years	54 of 100 (Notable)
23 May 2021	Trinidad Lake, US	all-time rain	88.4 mm (3.5 in)	21.1 mm (0.8 in)	15 years	53 of 100 (Notable)
23 May 2021	Lake Yellowstone, US	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	112 years	53 of 100 (Notable)
23 May 2021	Punkaharju Laukansaari, FI	daily rain	28.4 mm (1.1 in)	17.4 mm (0.7 in)	23 years	52 of 100 (Notable)
23 May 2021	Gullspang, SE	daily rain	40.0 mm (1.6 in)	29.8 mm (1.2 in)	15 years	51 of 100 (Notable)
23 May 2021	Jaisalmer, IN	daily rain	30.0 mm (1.2 in)	28.2 mm (1.1 in)	64 years	49 of 100 (Notable)
23 May 2021	Mule Creek, US	daily rain	33.0 mm (1.3 in)	20.3 mm (0.8 in)	24 years	49 of 100 (Notable)
23 May 2021	Zinkgruvan, SE	daily rain	38.2 mm (1.5 in)	25.5 mm (1.0 in)	16 years	47 of 100 (Notable)
23 May 2021	Gold, US	daily rain	77.7 mm (3.1 in)	40.1 mm (1.6 in)	67 years	47 of 100 (Notable)
23 May 2021	Copper Bottom, US	daily rain	33.0 mm (1.3 in)	15.2 mm (0.6 in)	40 years	47 of 100 (Notable)
23 May 2021	Vishakhapatnam, IN	daily rain	29.0 mm (1.1 in)	11.5 mm (0.5 in)	100 years	46 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 2021

Records set or tied on this calendar date in each year from 1793 to 2021. 2021 had 837 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 2021-05-23: 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 20	635
20 to 40	20
40 to 60	7
60 to 80	2
80 to 100	2
100 to 120	2