Weather Records on 21 May 2024

751 weather records were set or tied worldwide on 21 May 2024. Highest significance: Fremont, US.

Key Facts for 21 May 2024

On 21 May 2024, 751 weather records were set or tied at long-record stations worldwide.
398 were record highs and 110 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 46 monthly and 700 daily.
Fremont set a monthly record daily precipitation of 160.5 mm (6.3 in) on 21 May 2024.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 459 records.

Record Map

751 stations

751 station records on 21 May 2024 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 May 2024: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fremont	United States	Record daily precipitation	160.5 mm (6.3 in)	83 of 100 (Exceptional)
Wuppertal-Buchenhofen	Germany	Record daily precipitation	73.5 mm (2.9 in)	76 of 100 (Major)
Tiruchchirapalli	India	Record daily precipitation	129.0 mm (5.1 in)	75 of 100 (Major)
Toledo 3N	United States	Record daily precipitation	84.6 mm (3.3 in)	74 of 100 (Major)
Algona	United States	Record daily precipitation	129.0 mm (5.1 in)	73 of 100 (Major)
Castricum	Netherlands	Record daily precipitation	51.5 mm (2.0 in)	72 of 100 (Major)
Schwandorf	Germany	Record daily precipitation	58.2 mm (2.3 in)	70 of 100 (Major)
Medemblik	Netherlands	Record daily precipitation	72.5 mm (2.9 in)	70 of 100 (Major)
Schagen	Netherlands	Record daily precipitation	65.2 mm (2.6 in)	69 of 100 (Major)
Guba	Azerbaijan	Record daily precipitation	99.6 mm (3.9 in)	66 of 100 (Major)
Petten	Netherlands	Record daily precipitation	59.4 mm (2.3 in)	66 of 100 (Major)
Pocahontas	United States	Record daily precipitation	86.6 mm (3.4 in)	66 of 100 (Major)
Milan 1NW	United States	Record daily precipitation	96.0 mm (3.8 in)	66 of 100 (Major)
Lankaran	Azerbaijan	Record daily precipitation	99.1 mm (3.9 in)	65 of 100 (Major)
Hofheim	Germany	Record daily precipitation	61.4 mm (2.4 in)	62 of 100 (Major)
Gossweinstein	Germany	Record daily precipitation	51.4 mm (2.0 in)	60 of 100 (Major)
Meiningen	Germany	Record daily precipitation	48.0 mm (1.9 in)	58 of 100 (Notable)
Chilton	United States	Record daily precipitation	33.5 mm (1.3 in)	58 of 100 (Notable)
Lake City Exp Farm	United States	Record daily precipitation	37.6 mm (1.5 in)	57 of 100 (Notable)
Callantsoog	Netherlands	Record daily precipitation	83.6 mm (3.3 in)	56 of 100 (Notable)
Obdam	Netherlands	Record daily precipitation	47.7 mm (1.9 in)	56 of 100 (Notable)
Regensburg-Burgweinting	Germany	Record daily precipitation	44.0 mm (1.7 in)	55 of 100 (Notable)
Salem	India	Record daily precipitation	77.0 mm (3.0 in)	55 of 100 (Notable)
Bergen (Nh)	Netherlands	Record daily precipitation	50.2 mm (2.0 in)	53 of 100 (Notable)
Regensburg	Germany	Record daily precipitation	49.9 mm (2.0 in)	52 of 100 (Notable)
Zeewolde (Schillinkweg)	Netherlands	Record daily precipitation	30.7 mm (1.2 in)	52 of 100 (Notable)
Den Helder-1	Netherlands	Record daily precipitation	47.8 mm (1.9 in)	52 of 100 (Notable)
Mersa Matruh	Egypt	Record high minimum temperature	23.0 C (73.4 F)	51 of 100 (Notable)
Hoogwoud	Netherlands	Record daily precipitation	47.0 mm (1.9 in)	51 of 100 (Notable)
Garwin	United States	Record daily precipitation	77.5 mm (3.1 in)	51 of 100 (Notable)
Dawson	United States	Record daily precipitation	78.7 mm (3.1 in)	51 of 100 (Notable)
Brownsville	United States	Record high minimum temperature	28.3 C (82.9 F)	51 of 100 (Notable)
Akron 4 E	United States	Record daily precipitation	43.9 mm (1.7 in)	49 of 100 (Notable)
Laren	Netherlands	Record daily precipitation	31.2 mm (1.2 in)	48 of 100 (Notable)
Omaha Eppley Airfield	United States	Record daily precipitation	67.3 mm (2.6 in)	48 of 100 (Notable)
Bad-Stunzel Berleburg	Germany	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Hoorn	Netherlands	Record daily precipitation	39.2 mm (1.5 in)	47 of 100 (Notable)
Wijk_Aan_Zee_1	Netherlands	Record daily precipitation	40.0 mm (1.6 in)	47 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	38.4 mm (1.5 in)	47 of 100 (Notable)
Miyako	Japan	Record daily precipitation	264.4 mm (10.4 in)	46 of 100 (Notable)
Anna Paulowna	Netherlands	Record daily precipitation	81.4 mm (3.2 in)	46 of 100 (Notable)
Grafenberg-Kasberg	Germany	Record daily precipitation	40.6 mm (1.6 in)	45 of 100 (Notable)
Oss	Netherlands	Record daily precipitation	41.2 mm (1.6 in)	45 of 100 (Notable)
Grinnell 3 SW	United States	Record daily precipitation	53.6 mm (2.1 in)	45 of 100 (Notable)
Moundou	Chad	Record high minimum temperature	29.5 C (85.1 F)	44 of 100 (Notable)
Ludenscheid	Germany	Record daily precipitation	33.6 mm (1.3 in)	44 of 100 (Notable)
Yuma 10 NW	United States	Record daily precipitation	63.8 mm (2.5 in)	44 of 100 (Notable)
Logan 1 WNW	United States	Record daily precipitation	94.0 mm (3.7 in)	44 of 100 (Notable)
Itasca UNIV of Minn	United States	Record daily precipitation	37.1 mm (1.5 in)	44 of 100 (Notable)
Cape Leeuwin	Australia	Record high minimum temperature	19.0 C (66.2 F)	43 of 100 (Notable)
Zoetermeer	Netherlands	Record daily precipitation	44.1 mm (1.7 in)	43 of 100 (Notable)
Wattisham	United Kingdom	Record daily precipitation	35.6 mm (1.4 in)	43 of 100 (Notable)
Harrison	United States	Record high minimum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Grayling	United States	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Osceola	United States	Record daily precipitation	69.1 mm (2.7 in)	43 of 100 (Notable)
Cadillac	United States	Record daily precipitation	26.2 mm (1.0 in)	43 of 100 (Notable)
Megen	Netherlands	Record daily precipitation	52.1 mm (2.1 in)	42 of 100 (Notable)
Nakhon Ratchasima	Thailand	Record daily precipitation	62.7 mm (2.5 in)	42 of 100 (Notable)
Wellesbourne	United Kingdom	Record daily precipitation	48.6 mm (1.9 in)	42 of 100 (Notable)
Hoogkarspel	Netherlands	Record daily precipitation	41.0 mm (1.6 in)	41 of 100 (Notable)

Counts by Type and Timescale

751 records

Records set or tied on 21 May 2024 by type: Highest daily maximum 175, Lowest daily maximum 49, Highest daily minimum 223, Lowest daily minimum 61, Heaviest daily rainfall 241, Heaviest daily snowfall 2.

Records on 21 May 2024 by type
Record type	Records
Highest daily maximum	175
Lowest daily maximum	49
Highest daily minimum	223
Lowest daily minimum	61
Heaviest daily rainfall	241
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 21 May 2024 by timescale: all-time 5, monthly 46, daily 700.

How Much Records Were Beaten By

599 broken records

Margins by which the 599 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 100.3. Ties are not counted.

Top 20 by Significance

21 May 2024

Top 20 records on 21 May 2024 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 May 2024	Fremont, US	monthly rain	160.5 mm (6.3 in)	61.4 mm (2.4 in)	79 years	83 of 100 (Exceptional)
21 May 2024	Wuppertal-Buchenhofen, DE	monthly rain	73.5 mm (2.9 in)	21.9 mm (0.9 in)	69 years	76 of 100 (Major)
21 May 2024	Tiruchchirapalli, IN	daily rain	129.0 mm (5.1 in)	68.0 mm (2.7 in)	114 years	75 of 100 (Major)
21 May 2024	Toledo 3N, US	daily rain	84.6 mm (3.3 in)	48.3 mm (1.9 in)	87 years	74 of 100 (Major)
21 May 2024	Algona, US	monthly rain	129.0 mm (5.1 in)	40.4 mm (1.6 in)	65 years	73 of 100 (Major)
21 May 2024	Castricum, NL	monthly rain	51.5 mm (2.0 in)	19.1 mm (0.8 in)	44 years	72 of 100 (Major)
21 May 2024	Schwandorf, DE	daily rain	58.2 mm (2.3 in)	39.3 mm (1.5 in)	75 years	70 of 100 (Major)
21 May 2024	Medemblik, NL	all-time rain	72.5 mm (2.9 in)	12.8 mm (0.5 in)	55 years	70 of 100 (Major)
21 May 2024	Schagen, NL	monthly rain	65.2 mm (2.6 in)	25.2 mm (1.0 in)	40 years	69 of 100 (Major)
21 May 2024	Guba, AZ	daily rain	99.6 mm (3.9 in)	83.1 mm (3.3 in)	61 years	66 of 100 (Major)
21 May 2024	Petten, NL	monthly rain	59.4 mm (2.3 in)	24.3 mm (1.0 in)	32 years	66 of 100 (Major)
21 May 2024	Pocahontas, US	daily rain	86.6 mm (3.4 in)	38.1 mm (1.5 in)	79 years	66 of 100 (Major)
21 May 2024	Milan 1NW, US	monthly rain	96.0 mm (3.8 in)	15.7 mm (0.6 in)	112 years	66 of 100 (Major)
21 May 2024	Lankaran, AZ	daily rain	99.1 mm (3.9 in)	83.8 mm (3.3 in)	51 years	65 of 100 (Major)
21 May 2024	Hofheim, DE	daily rain	61.4 mm (2.4 in)	31.5 mm (1.2 in)	53 years	62 of 100 (Major)
21 May 2024	Gossweinstein, DE	daily rain	51.4 mm (2.0 in)	24.6 mm (1.0 in)	40 years	60 of 100 (Major)
21 May 2024	Meiningen, DE	daily rain	48.0 mm (1.9 in)	27.3 mm (1.1 in)	40 years	58 of 100 (Notable)
21 May 2024	Chilton, US	daily rain	33.5 mm (1.3 in)	20.5 mm (0.8 in)	125 years	58 of 100 (Notable)
21 May 2024	Lake City Exp Farm, US	daily rain	37.6 mm (1.5 in)	19.8 mm (0.8 in)	85 years	57 of 100 (Notable)
21 May 2024	Callantsoog, NL	all-time rain	83.6 mm (3.3 in)	7.0 mm (0.28 in)	43 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

1793 to 2024

Records set or tied on this calendar date in each year from 1793 to 2024. 2024 had 751 records.

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

Records on 05-21 in each year
Year	Records
1793	1
1795	1
1811	1
1837	2
1842	1
1847	2
1854	1
1857	1
1858	1
1865	1
1866	1
1870	2
1875	1
1876	1
1880	2
1882	1
1885	1
1886	2
1887	3
1889	5
1890	3
1891	6
1892	1
1893	1
1894	4
1895	4
1896	5
1897	2
1898	1
1899	5
1900	1
1901	3
1902	4
1903	26
1904	8
1905	7
1906	12
1907	36
1908	13
1909	13
1910	14
1911	87
1912	24
1913	13
1914	26
1915	24
1916	13
1917	76
1918	51
1919	170
1920	39
1921	158
1922	39
1923	125
1924	148
1925	250
1926	221
1927	207
1928	173
1929	247
1930	133
1931	488
1932	343
1933	290
1934	590
1935	190
1936	328
1937	227
1938	348
1939	355
1940	456
1941	525
1942	482
1943	463
1944	310
1945	515
1946	324
1947	485
1948	312
1949	593
1950	403
1951	271
1952	385
1953	501
1954	961
1955	507
1956	409
1957	709
1958	511
1959	684
1960	615
1961	306
1962	553
1963	598
1964	788
1965	238
1966	296
1967	1,022
1968	549
1969	832
1970	449
1971	536
1972	557
1973	493
1974	847
1975	1,160
1976	393
1977	756
1978	575
1979	787
1980	857
1981	1,550
1982	599
1983	1,106
1984	950
1985	610
1986	908
1987	1,242
1988	819
1989	671
1990	947
1991	1,065
1992	1,143
1993	1,197
1994	656
1995	749
1996	1,461
1997	953
1998	1,200
1999	544
2000	897
2001	1,187
2002	2,048
2003	807
2004	898
2005	1,020
2006	810
2007	894
2008	740
2009	1,315
2010	962
2011	959
2012	848
2013	884
2014	522
2015	956
2016	567
2017	780
2018	525
2019	1,668
2020	707
2021	1,131
2022	1,512
2023	794
2024	751
2025	776
2026	356

Download the Data

Data for records on 2024-05-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Margin	Records
0 to 20	560
20 to 40	30
40 to 60	4
60 to 80	2
80 to 100	2
100 to 120	1