Weather Records on 15 May 1920

58 weather records were set or tied worldwide on 15 May 1920. Highest significance: Kingscote, AU.

Key Facts for 15 May 1920

On 15 May 1920, 58 weather records were set or tied at long-record stations worldwide.
9 were record highs and 32 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 57 daily.
Kingscote set a daily record precipitation of 41.7 mm (1.6 in) on 15 May 1920.
Across 162 earlier years (1820 to 2026) the same calendar date averaged 433 records.

Record Map

58 stations

58 station records on 15 May 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 May 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kingscote	Australia	Record daily precipitation	41.7 mm (1.6 in)	47 of 100 (Notable)
Simferopol	Ukraine	Record daily precipitation	30.2 mm (1.2 in)	44 of 100 (Notable)
Hewitt	United States	Record daily precipitation	41.1 mm (1.6 in)	23 of 100 (Routine)
Hopetown (Tnk)	South Africa	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Cape Jervis Lighthouse	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Mitcham Post Office	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	16.6 mm (0.7 in)	19 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	23.9 C (75.0 F)	18 of 100 (Routine)
Southampton	Canada	Record low minimum temperature	-2.8 C (27.0 F)	18 of 100 (Routine)
Atlantic City Marina	United States	Record low minimum temperature	4.4 C (39.9 F)	18 of 100 (Routine)
Beatrice	Canada	Record low minimum temperature	-5.0 C (23.0 F)	17 of 100 (Routine)
Stratford	Canada	Record low minimum temperature	-3.9 C (25.0 F)	17 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	10.2 mm (0.4 in)	17 of 100 (Routine)
Montgomery Wb City	United States	Record low maximum temperature	21.1 C (70.0 F)	17 of 100 (Routine)
Ny City Cntrl Park	United States	Record low minimum temperature	5.6 C (42.1 F)	17 of 100 (Routine)
Malung	Sweden	Record daily precipitation	15.1 mm (0.6 in)	16 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record high minimum temperature	15.0 C (59.0 F)	15 of 100 (Routine)
Kokstad	South Africa	Record daily precipitation	1.3 mm (0.05 in)	15 of 100 (Routine)
Newport	United States	Record low maximum temperature	18.3 C (64.9 F)	15 of 100 (Routine)
Buffalo	United States	Record low minimum temperature	1.1 C (34.0 F)	15 of 100 (Routine)
State College	United States	Record low minimum temperature	0.6 C (33.1 F)	15 of 100 (Routine)
Cape Willoughby	Australia	Record daily precipitation	8.9 mm (0.35 in)	14 of 100 (Routine)
Zametchino	Russia	Record high minimum temperature	13.3 C (55.9 F)	14 of 100 (Routine)
Concordia ASOS	United States	Record low maximum temperature	10.6 C (51.1 F)	14 of 100 (Routine)
Saentis	Switzerland	Record high minimum temperature	3.7 C (38.7 F)	13 of 100 (Routine)
Gumbardo	Australia	Record daily precipitation	3.8 mm (0.15 in)	12 of 100 (Routine)
Port Dover	Canada	Record low minimum temperature	-2.2 C (28.0 F)	11 of 100 (Routine)
Welland	Canada	Record low minimum temperature	-1.1 C (30.0 F)	11 of 100 (Routine)
Santa Fe	United States	Record low maximum temperature	10.6 C (51.1 F)	11 of 100 (Routine)
Nebo	Australia	Record daily precipitation	9.1 mm (0.36 in)	10 of 100 (Routine)
Buffalo	United States	Record low maximum temperature	6.7 C (44.1 F)	10 of 100 (Routine)
Morgantown 1	United States	Record low minimum temperature	-0.6 C (30.9 F)	10 of 100 (Routine)
Boulia Airport	Australia	Record high minimum temperature	18.6 C (65.5 F)	8 of 100 (Routine)
Lucknow	Canada	Record low minimum temperature	-6.7 C (19.9 F)	8 of 100 (Routine)
Port Stanley	Canada	Record low minimum temperature	-2.8 C (27.0 F)	8 of 100 (Routine)
Guelph Oac	Canada	Record low minimum temperature	-1.7 C (28.9 F)	8 of 100 (Routine)
Constantine	Algeria	Record high minimum temperature	17.0 C (62.6 F)	7 of 100 (Routine)
Cape Borda Comparison	Australia	Record daily precipitation	16.0 mm (0.6 in)	7 of 100 (Routine)
London South	Canada	Record low minimum temperature	-3.3 C (26.1 F)	7 of 100 (Routine)
Woodside	Australia	Record daily precipitation	9.4 mm (0.37 in)	6 of 100 (Routine)
Macarthur (Glenhuntly)	Australia	Record daily precipitation	13.7 mm (0.5 in)	5 of 100 (Routine)
Parry Sound	Canada	Record low minimum temperature	-2.2 C (28.0 F)	4 of 100 (Routine)
Southampton	Canada	Record low maximum temperature	6.7 C (44.1 F)	4 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	6.1 C (43.0 F)	4 of 100 (Routine)
Jacksonville Wb City	United States	Record low maximum temperature	22.2 C (72.0 F)	4 of 100 (Routine)
Fort National	Algeria	Record high minimum temperature	24.0 C (75.2 F)	3 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	16.0 C (60.8 F)	3 of 100 (Routine)
Sidi-Bel-Abbes	Algeria	Record high minimum temperature	14.0 C (57.2 F)	3 of 100 (Routine)
Owen Sound	Canada	Record low maximum temperature	6.7 C (44.1 F)	3 of 100 (Routine)
Yarmouth	Canada	Record low maximum temperature	7.2 C (45.0 F)	3 of 100 (Routine)
Apsley	Australia	Record daily precipitation	12.7 mm (0.5 in)	2 of 100 (Routine)
Paris	Canada	Record low minimum temperature	-1.7 C (28.9 F)	2 of 100 (Routine)
Alma	United States	Record low minimum temperature	-2.8 C (27.0 F)	2 of 100 (Routine)
Somerville 4 NW	United States	Record low minimum temperature	3.3 C (37.9 F)	2 of 100 (Routine)
Harrisburg - Coop	United States	Record low minimum temperature	5.6 C (42.1 F)	2 of 100 (Routine)
Stoney Creek	Canada	Record low minimum temperature	0.0 C (32.0 F)	1 of 100 (Routine)
Lakefield	Canada	Record low minimum temperature	0.0 C (32.0 F)	1 of 100 (Routine)
Malvern	United States	Record low maximum temperature	18.3 C (64.9 F)	1 of 100 (Routine)

Counts by Type and Timescale

58 records

Records set or tied on 15 May 1920 by type: Highest daily maximum 1, Lowest daily maximum 10, Highest daily minimum 8, Lowest daily minimum 22, Heaviest daily rainfall 17.

Records on 15 May 1920 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	10
Highest daily minimum	8
Lowest daily minimum	22
Heaviest daily rainfall	17
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 May 1920 by timescale: all-time 0, monthly 1, daily 57.

How Much Records Were Beaten By

41 broken records

Margins by which the 41 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 38.6. Ties are not counted.

Top 20 by Significance

15 May 1920

Top 20 records on 15 May 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 May 1920	Kingscote, AU	daily rain	41.7 mm (1.6 in)	27.7 mm (1.1 in)	21 years	47 of 100 (Notable)
15 May 1920	Simferopol, UA	daily rain	30.2 mm (1.2 in)	20.9 mm (0.8 in)	24 years	44 of 100 (Notable)
15 May 1920	Hewitt, US	daily rain	41.1 mm (1.6 in)	38.6 mm (1.5 in)	11 years	23 of 100 (Routine)
15 May 1920	Hopetown (Tnk), ZA	daily rain	14.2 mm (0.6 in)	14.2 mm (0.6 in)	41 years	20 of 100 (Routine)
15 May 1920	Cape Jervis Lighthouse, AU	daily rain	16.0 mm (0.6 in)	8.6 mm (0.34 in)	34 years	20 of 100 (Routine)
15 May 1920	Mitcham Post Office, AU	daily rain	19.1 mm (0.8 in)	13.0 mm (0.5 in)	5 years	20 of 100 (Routine)
15 May 1920	Vilnius, LT	daily rain	16.6 mm (0.7 in)	6.1 mm (0.24 in)	18 years	19 of 100 (Routine)
15 May 1920	Sydney (Observatory Hill), AU	daily high max	23.9 C (75.0 F)	0.5 C (0.9 F)	34 years	18 of 100 (Routine)
15 May 1920	Southampton, CA	daily low min	-2.8 C (27.0 F)	1.1 C (2.0 F)	41 years	18 of 100 (Routine)
15 May 1920	Atlantic City Marina, US	daily low min	4.4 C (39.9 F)	1.2 C (2.2 F)	39 years	18 of 100 (Routine)
15 May 1920	Beatrice, CA	daily low min	-5.0 C (23.0 F)	0.6 C (1.1 F)	41 years	17 of 100 (Routine)
15 May 1920	Stratford, CA	daily low min	-3.9 C (25.0 F)	1.7 C (3.1 F)	31 years	17 of 100 (Routine)
15 May 1920	Gotska Sandon, SE	daily rain	10.2 mm (0.4 in)	4.3 mm (0.17 in)	13 years	17 of 100 (Routine)
15 May 1920	Montgomery Wb City, US	daily low max	21.1 C (70.0 F)	1.1 C (2.0 F)	37 years	17 of 100 (Routine)
15 May 1920	Ny City Cntrl Park, US	daily low min	5.6 C (42.1 F)	0.5 C (0.9 F)	39 years	17 of 100 (Routine)
15 May 1920	Malung, SE	daily rain	15.1 mm (0.6 in)	2.4 mm (0.09 in)	24 years	16 of 100 (Routine)
15 May 1920	Bogoroditskoye-Fenino, RU	daily high min	15.0 C (59.0 F)	2.8 C (5.0 F)	22 years	15 of 100 (Routine)
15 May 1920	Kokstad, ZA	daily rain	1.3 mm (0.05 in)	1.3 mm (0.05 in)	36 years	15 of 100 (Routine)
15 May 1920	Newport, US	daily low max	18.3 C (64.9 F)	3.9 C (7.0 F)	10 years	15 of 100 (Routine)
15 May 1920	Buffalo, US	daily low min	1.1 C (34.0 F)	1.7 C (3.1 F)	24 years	15 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

1820 to 1920

Records set or tied on this calendar date in each year from 1820 to 1920. 1920 had 58 records.

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

Records on 05-15 in each year
Year	Records
1820	1
1825	1
1831	1
1832	1
1837	2
1845	1
1847	2
1848	1
1855	2
1857	2
1859	1
1862	1
1863	1
1865	1
1866	2
1867	1
1868	2
1870	1
1871	3
1874	2
1876	4
1878	1
1879	2
1881	1
1883	1
1885	1
1886	2
1888	3
1891	3
1893	5
1894	2
1895	4
1896	2
1897	4
1898	3
1899	9
1900	9
1901	2
1902	9
1903	4
1904	13
1905	16
1906	10
1907	27
1908	25
1909	89
1910	27
1911	27
1912	26
1913	60
1914	16
1915	236
1916	27
1917	80
1918	133
1919	25
1920	58
1921	92
1922	30
1923	125
1924	174
1925	100
1926	161
1927	191
1928	144
1929	161
1930	136
1931	459
1932	368
1933	439
1934	227
1935	288
1936	372
1937	373
1938	393
1939	351
1940	179
1941	454
1942	701
1943	568
1944	630
1945	588
1946	238
1947	334
1948	264
1949	363
1950	260
1951	736
1952	476
1953	426
1954	355
1955	538
1956	466
1957	521
1958	605
1959	764
1960	291
1961	508
1962	1,128
1963	782
1964	347
1965	320
1966	389
1967	609
1968	1,019
1969	790
1970	512
1971	351
1972	484
1973	818
1974	1,230
1975	372
1976	803
1977	1,186
1978	922
1979	404
1980	625
1981	586
1982	500
1983	1,215
1984	1,059
1985	649
1986	679
1987	1,073
1988	643
1989	552
1990	776
1991	1,179
1992	944
1993	784
1994	910
1995	1,750
1996	1,452
1997	1,175
1998	1,641
1999	810
2000	850
2001	1,280
2002	801
2003	1,023
2004	1,046
2005	767
2006	955
2007	949
2008	995
2009	675
2010	1,088
2011	1,298
2012	751
2013	1,081
2014	1,411
2015	717
2016	890
2017	435
2018	1,074
2019	627
2020	472
2021	412
2022	847
2023	566
2024	596
2025	801
2026	481

Download the Data

Data for records on 1920-05-15: 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	34
5 to 10	2
10 to 15	2
15 to 20	0
20 to 25	1
25 to 30	1
30 to 35	0
35 to 40	1