Weather Records on 25 May 1921

208 weather records were set or tied worldwide on 25 May 1921. Highest significance: Morgantown 1, US.

Key Facts for 25 May 1921

On 25 May 1921, 208 weather records were set or tied at long-record stations worldwide.
36 were record highs and 20 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 205 daily.
Morgantown 1 set a daily record precipitation of 45.7 mm (1.8 in) on 25 May 1921.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

208 stations

208 station records on 25 May 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Morgantown 1	United States	Record daily precipitation	45.7 mm (1.8 in)	57 of 100 (Notable)
Cobar (Double Gates)	Australia	Record daily precipitation	37.6 mm (1.5 in)	50 of 100 (Notable)
Warrnambool Shire Office	Australia	Record daily precipitation	37.6 mm (1.5 in)	47 of 100 (Notable)
Hohenpeissenberg	Germany	Record daily precipitation	36.2 mm (1.4 in)	47 of 100 (Notable)
Port Fairy (Griffiths Island)	Australia	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Cudal Post Office	Australia	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Portland	Australia	Record daily precipitation	30.0 mm (1.2 in)	32 of 100 (Routine)
Greensboro Lock 7	United States	Record daily precipitation	55.9 mm (2.2 in)	31 of 100 (Routine)
Freiburg	Germany	Record daily precipitation	37.6 mm (1.5 in)	29 of 100 (Routine)
Lyonville	Australia	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Hawkesdale (Post Office)	Australia	Record daily precipitation	30.5 mm (1.2 in)	25 of 100 (Routine)
Ny City Cntrl Park	United States	Record low maximum temperature	11.1 C (52.0 F)	23 of 100 (Routine)
Outtrim	Australia	Record daily precipitation	32.5 mm (1.3 in)	22 of 100 (Routine)
Sydney	Canada	Record low maximum temperature	5.0 C (41.0 F)	22 of 100 (Routine)
Whyte Yarcowie	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Charlton Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Sussex	Australia	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Jeruk	Australia	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Kingston Queens U	Canada	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Gredgwin (Barraport North)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Benjeroop (Davey)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Bulgoo	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Sidi-Bel-Abbes	Algeria	Record daily precipitation	21.4 mm (0.8 in)	20 of 100 (Routine)
Canary Island	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Quorn (Olive Grove)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Cobar (Lerida)	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Port Campbell Post Office	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Gigoomgan	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Avoca (Post Office)	Australia	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Clontarf	Canada	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Leitchville Post Office	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Moobong	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Calivil	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Daylesford	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Newlyn Reservoir	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Balmoral (Post Office)	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Cavendish (Post Office)	Australia	Record daily precipitation	9.1 mm (0.36 in)	20 of 100 (Routine)
Mackay Post Office	Australia	Record high maximum temperature	28.7 C (83.7 F)	19 of 100 (Routine)
Lila Lower	Australia	Record daily precipitation	8.6 mm (0.34 in)	19 of 100 (Routine)
Cobar (Meryula)	Australia	Record daily precipitation	8.1 mm (0.32 in)	19 of 100 (Routine)
Longerenong	Australia	Record daily precipitation	9.1 mm (0.36 in)	19 of 100 (Routine)
Wedderburn (Post Office)	Australia	Record daily precipitation	16.5 mm (0.6 in)	19 of 100 (Routine)
Bass (Kilcunda)	Australia	Record daily precipitation	21.6 mm (0.9 in)	19 of 100 (Routine)
Beales Reservoir	Australia	Record daily precipitation	16.0 mm (0.6 in)	19 of 100 (Routine)
Elaine (Larundel)	Australia	Record daily precipitation	13.2 mm (0.5 in)	19 of 100 (Routine)
Smeaton Weir	Australia	Record daily precipitation	15.2 mm (0.6 in)	19 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	10.0 C (50.0 F)	19 of 100 (Routine)
World Trade Ctr	United States	Record low maximum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Peterborough	Australia	Record daily precipitation	5.1 mm (0.20 in)	18 of 100 (Routine)
Tottenham (Burdenda)	Australia	Record daily precipitation	13.5 mm (0.5 in)	18 of 100 (Routine)
Kerang	Australia	Record daily precipitation	13.2 mm (0.5 in)	18 of 100 (Routine)
Clunes	Australia	Record daily precipitation	13.0 mm (0.5 in)	18 of 100 (Routine)
Berrybank	Australia	Record daily precipitation	11.7 mm (0.5 in)	18 of 100 (Routine)
Beatrice	Canada	Record daily precipitation	25.4 mm (1.0 in)	18 of 100 (Routine)
Nicosia	Cyprus	Record daily precipitation	33.8 mm (1.3 in)	18 of 100 (Routine)
Tbilisi	Georgia	Record high minimum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
Kenhardt (Pol)	South Africa	Record daily precipitation	1.5 mm (0.06 in)	18 of 100 (Routine)
Gavle	Sweden	Record high minimum temperature	13.0 C (55.4 F)	18 of 100 (Routine)

Counts by Type and Timescale

208 records

Records set or tied on 25 May 1921 by type: Highest daily maximum 21, Lowest daily maximum 15, Highest daily minimum 15, Lowest daily minimum 5, Heaviest daily rainfall 152.

Records on 25 May 1921 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	15
Highest daily minimum	15
Lowest daily minimum	5
Heaviest daily rainfall	152
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 May 1921 by timescale: all-time 0, monthly 3, daily 205.

How Much Records Were Beaten By

182 broken records

Margins by which the 182 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 36.1. Ties are not counted.

Top 20 by Significance

25 May 1921

Top 20 records on 25 May 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1921	Morgantown 1, US	daily rain	45.7 mm (1.8 in)	34.8 mm (1.4 in)	41 years	57 of 100 (Notable)
25 May 1921	Cobar (Double Gates), AU	daily rain	37.6 mm (1.5 in)	36.1 mm (1.4 in)	25 years	50 of 100 (Notable)
25 May 1921	Warrnambool Shire Office, AU	daily rain	37.6 mm (1.5 in)	16.8 mm (0.7 in)	51 years	47 of 100 (Notable)
25 May 1921	Hohenpeissenberg, DE	daily rain	36.2 mm (1.4 in)	5.7 mm (0.22 in)	120 years	47 of 100 (Notable)
25 May 1921	Port Fairy (Griffiths Island), AU	daily rain	30.5 mm (1.2 in)	19.1 mm (0.8 in)	4 years	38 of 100 (Notable)
25 May 1921	Cudal Post Office, AU	daily rain	27.4 mm (1.1 in)	17.0 mm (0.7 in)	34 years	32 of 100 (Routine)
25 May 1921	Portland, AU	daily rain	30.0 mm (1.2 in)	15.3 mm (0.6 in)	2 years	32 of 100 (Routine)
25 May 1921	Greensboro Lock 7, US	monthly rain	55.9 mm (2.2 in)	9.2 mm (0.36 in)	29 years	31 of 100 (Routine)
25 May 1921	Freiburg, DE	daily rain	37.6 mm (1.5 in)	10.6 mm (0.4 in)	41 years	29 of 100 (Routine)
25 May 1921	Lyonville, AU	daily rain	31.8 mm (1.3 in)	18.6 mm (0.7 in)	16 years	26 of 100 (Routine)
25 May 1921	Hawkesdale (Post Office), AU	daily rain	30.5 mm (1.2 in)	9.4 mm (0.37 in)	16 years	25 of 100 (Routine)
25 May 1921	Ny City Cntrl Park, US	daily low max	11.1 C (52.0 F)	2.8 C (5.0 F)	43 years	23 of 100 (Routine)
25 May 1921	Outtrim, AU	daily rain	32.5 mm (1.3 in)	8.6 mm (0.34 in)	30 years	22 of 100 (Routine)
25 May 1921	Sydney, CA	daily low max	5.0 C (41.0 F)	1.1 C (2.0 F)	50 years	22 of 100 (Routine)
25 May 1921	Whyte Yarcowie, AU	daily rain	16.3 mm (0.6 in)	11.7 mm (0.5 in)	23 years	20 of 100 (Routine)
25 May 1921	Charlton Post Office, AU	daily rain	16.0 mm (0.6 in)	13.2 mm (0.5 in)	37 years	20 of 100 (Routine)
25 May 1921	Sussex, AU	daily rain	20.1 mm (0.8 in)	16.3 mm (0.6 in)	34 years	20 of 100 (Routine)
25 May 1921	Jeruk, AU	daily rain	20.6 mm (0.8 in)	17.8 mm (0.7 in)	6 years	20 of 100 (Routine)
25 May 1921	Kingston Queens U, CA	daily rain	24.6 mm (1.0 in)	8.9 mm (0.35 in)	45 years	20 of 100 (Routine)
25 May 1921	Gredgwin (Barraport North), AU	daily rain	19.1 mm (0.8 in)	17.6 mm (0.7 in)	6 years	20 of 100 (Routine)

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 1921

Records set or tied on this calendar date in each year from 1793 to 1921. 1921 had 208 records.

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

Records on 05-25 in each year
Year	Records
1793	1
1795	1
1797	1
1824	1
1830	1
1837	2
1839	1
1841	1
1846	2
1847	3
1848	1
1852	1
1864	1
1865	1
1866	2
1867	2
1868	3
1869	1
1870	1
1875	1
1879	2
1880	3
1881	1
1883	1
1886	1
1887	2
1889	3
1890	12
1891	1
1892	1
1893	1
1894	1
1895	3
1897	1
1898	5
1899	2
1900	5
1901	10
1902	2
1903	7
1904	14
1905	9
1906	41
1907	18
1908	25
1909	20
1910	35
1911	15
1912	21
1913	46
1914	33
1915	20
1916	33
1917	53
1918	22
1919	36
1920	59
1921	208
1922	118
1923	113
1924	277
1925	675
1926	221
1927	240
1928	301
1929	122
1930	156
1931	262
1932	358
1933	400
1934	219
1935	301
1936	407
1937	176
1938	456
1939	322
1940	259
1941	297
1942	534
1943	567
1944	392
1945	225
1946	371
1947	588
1948	317
1949	371
1950	644
1951	542
1952	436
1953	1,024
1954	284
1955	1,068
1956	940
1957	463
1958	439
1959	316
1960	493
1961	254
1962	567
1963	352
1964	716
1965	662
1966	295
1967	946
1968	394
1969	367
1970	385
1971	700
1972	477
1973	595
1974	820
1975	922
1976	412
1977	946
1978	581
1979	1,432
1980	1,160
1981	1,072
1982	714
1983	1,147
1984	677
1985	519
1986	500
1987	703
1988	635
1989	1,190
1990	656
1991	1,768
1992	1,682
1993	824
1994	773
1995	1,546
1996	1,304
1997	1,513
1998	882
1999	708
2000	1,417
2001	1,201
2002	1,001
2003	918
2004	903
2005	909
2006	801
2007	1,420
2008	840
2009	1,088
2010	1,512
2011	1,180
2012	1,616
2013	912
2014	761
2015	407
2016	429
2017	829
2018	800
2019	641
2020	564
2021	505
2022	752
2023	305
2024	688
2025	527
2026	913

Download the Data

Data for records on 1921-05-25: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 5	127
5 to 10	31
10 to 15	13
15 to 20	9
20 to 25	0
25 to 30	0
30 to 35	1
35 to 40	1