Weather Records on 1 May 1923

64 weather records were set or tied worldwide on 1 May 1923. Highest significance: Hebron, US.

Key Facts for 1 May 1923

On 1 May 1923, 64 weather records were set or tied at long-record stations worldwide.
26 were record highs and 9 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 62 daily.
Hebron set a daily record precipitation of 50.8 mm (2.0 in) on 1 May 1923.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 445 records.

Record Map

64 stations

64 station records on 1 May 1923 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1923: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hebron	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Winnibigoshish Dam	United States	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
Whitehead	Canada	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Crete 4ESE	United States	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Leech Lake	United States	Record daily precipitation	43.2 mm (1.7 in)	31 of 100 (Routine)
Minden	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Seward	United States	Record daily precipitation	31.0 mm (1.2 in)	27 of 100 (Routine)
Astoria	United States	Record low maximum temperature	7.8 C (46.0 F)	26 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record high maximum temperature	33.9 C (93.0 F)	21 of 100 (Routine)
Stuarts Creek	Australia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Sydney	Canada	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Enisejsk	Russia	Record daily precipitation	10.6 mm (0.4 in)	20 of 100 (Routine)
Ravenna	United States	Record daily precipitation	19.8 mm (0.8 in)	17 of 100 (Routine)
Concordia ASOS	United States	Record daily precipitation	20.8 mm (0.8 in)	17 of 100 (Routine)
Spokane Intl AP	United States	Record daily precipitation	11.9 mm (0.5 in)	17 of 100 (Routine)
Shearleys Tank	Australia	Record daily precipitation	9.1 mm (0.36 in)	16 of 100 (Routine)
Karesuando	Sweden	Record low minimum temperature	-20.0 C (-4.0 F)	16 of 100 (Routine)
Innsbruck	Austria	Record high maximum temperature	25.7 C (78.3 F)	14 of 100 (Routine)
Sheffield	United Kingdom	Record high minimum temperature	10.6 C (51.1 F)	14 of 100 (Routine)
Porthill	United States	Record low maximum temperature	9.4 C (48.9 F)	14 of 100 (Routine)
Hallettsville 2 N	United States	Record high maximum temperature	32.2 C (90.0 F)	14 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	13.5 mm (0.5 in)	13 of 100 (Routine)
Houston Wb City	United States	Record daily precipitation	26.7 mm (1.1 in)	13 of 100 (Routine)
Oberlin	United States	Record daily precipitation	20.6 mm (0.8 in)	12 of 100 (Routine)
Aberdeen	United States	Record low maximum temperature	10.0 C (50.0 F)	12 of 100 (Routine)
Emerald Post Office	Australia	Record high maximum temperature	31.2 C (88.2 F)	11 of 100 (Routine)
Bundaberg Post Office	Australia	Record high maximum temperature	29.3 C (84.7 F)	11 of 100 (Routine)
Fairbury 7S	United States	Record daily precipitation	8.4 mm (0.33 in)	11 of 100 (Routine)
Rosalia	United States	Record daily precipitation	13.5 mm (0.5 in)	11 of 100 (Routine)
Ueckermunde	Germany	Record daily precipitation	5.5 mm (0.22 in)	10 of 100 (Routine)
Sedan	United States	Record high minimum temperature	17.2 C (63.0 F)	10 of 100 (Routine)
Lake Mills Wwtp	United States	Record high minimum temperature	16.7 C (62.1 F)	10 of 100 (Routine)
Blinman (Wirrealpa)	Australia	Record daily precipitation	7.1 mm (0.28 in)	9 of 100 (Routine)
Svenska Hogarna	Sweden	Record daily precipitation	12.6 mm (0.5 in)	9 of 100 (Routine)
Agassiz Cda	Canada	Record daily precipitation	24.6 mm (1.0 in)	8 of 100 (Routine)
McPherson	United States	Record high minimum temperature	17.8 C (64.0 F)	8 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record high minimum temperature	12.2 C (54.0 F)	8 of 100 (Routine)
Condon	Australia	Record daily precipitation	5.1 mm (0.20 in)	7 of 100 (Routine)
Hutchinson River	United States	Record high minimum temperature	16.7 C (62.1 F)	7 of 100 (Routine)
Brookings 2 NE	United States	Record high minimum temperature	15.6 C (60.1 F)	7 of 100 (Routine)
Morden	Canada	Record daily precipitation	5.1 mm (0.20 in)	6 of 100 (Routine)
Orenburg	Russia	Record daily precipitation	8.9 mm (0.35 in)	6 of 100 (Routine)
Marree Comparison	Australia	Record daily precipitation	4.1 mm (0.16 in)	5 of 100 (Routine)
Brisbane Regional Office	Australia	Record high maximum temperature	29.1 C (84.4 F)	5 of 100 (Routine)
Minneapolis Wb Dwtn	United States	Record high minimum temperature	13.9 C (57.0 F)	5 of 100 (Routine)
Curnomona (Curnamona)	Australia	Record daily precipitation	2.5 mm (0.10 in)	3 of 100 (Routine)
Gunnedah Pool	Australia	Record high maximum temperature	29.4 C (84.9 F)	3 of 100 (Routine)
Agassiz Cda	Canada	Record daily snowfall	5.1 cm (2.0 in)	3 of 100 (Routine)
Jakutsk	Russia	Record low minimum temperature	-17.6 C (0.3 F)	3 of 100 (Routine)
Pitea	Sweden	Record low maximum temperature	2.0 C (35.6 F)	3 of 100 (Routine)
Haparanda	Sweden	Record low minimum temperature	-10.5 C (13.1 F)	2 of 100 (Routine)
Atchison	United States	Record high minimum temperature	16.7 C (62.1 F)	2 of 100 (Routine)
Fairmont	United States	Record high maximum temperature	28.3 C (82.9 F)	2 of 100 (Routine)
Montevideo 1SW	United States	Record high minimum temperature	13.3 C (55.9 F)	2 of 100 (Routine)
Oregon	United States	Record high minimum temperature	16.7 C (62.1 F)	2 of 100 (Routine)
Ashland #2	United States	Record high minimum temperature	16.7 C (62.1 F)	2 of 100 (Routine)
Clarksville Wwtp	United States	Record high maximum temperature	30.6 C (87.1 F)	2 of 100 (Routine)
New Braunfels	United States	Record high maximum temperature	31.1 C (88.0 F)	2 of 100 (Routine)
Kansas City	United States	Record high minimum temperature	17.8 C (64.0 F)	2 of 100 (Routine)
Mackay Post Office	Australia	Record high minimum temperature	20.6 C (69.1 F)	1 of 100 (Routine)

Counts by Type and Timescale

64 records

Records set or tied on 1 May 1923 by type: Highest daily maximum 10, Lowest daily maximum 5, Highest daily minimum 16, Lowest daily minimum 4, Heaviest daily rainfall 28, Heaviest daily snowfall 1.

Records on 1 May 1923 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	5
Highest daily minimum	16
Lowest daily minimum	4
Heaviest daily rainfall	28
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 1 May 1923 by timescale: all-time 0, monthly 2, daily 62.

How Much Records Were Beaten By

46 broken records

Margins by which the 46 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 41.9. Ties are not counted.

Top 20 by Significance

1 May 1923

Top 20 records on 1 May 1923 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1923	Hebron, US	daily rain	50.8 mm (2.0 in)	41.9 mm (1.6 in)	27 years	42 of 100 (Notable)
1 May 1923	Winnibigoshish Dam, US	daily rain	43.9 mm (1.7 in)	28.4 mm (1.1 in)	23 years	40 of 100 (Notable)
1 May 1923	Whitehead, CA	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	34 years	36 of 100 (Notable)
1 May 1923	Crete 4ESE, US	daily rain	36.8 mm (1.4 in)	30.2 mm (1.2 in)	27 years	36 of 100 (Notable)
1 May 1923	Leech Lake, US	daily rain	43.2 mm (1.7 in)	21.6 mm (0.9 in)	20 years	31 of 100 (Routine)
1 May 1923	Minden, US	daily rain	50.8 mm (2.0 in)	33.3 mm (1.3 in)	17 years	31 of 100 (Routine)
1 May 1923	Seward, US	daily rain	31.0 mm (1.2 in)	21.6 mm (0.9 in)	27 years	27 of 100 (Routine)
1 May 1923	Astoria, US	monthly low max	7.8 C (46.0 F)	1.1 C (2.0 F)	35 years	26 of 100 (Routine)
1 May 1923	Tarpon Spgs Sewage Plt, US	daily high max	33.9 C (93.0 F)	2.2 C (4.0 F)	30 years	21 of 100 (Routine)
1 May 1923	Stuarts Creek, AU	daily rain	14.2 mm (0.6 in)	14.2 mm (0.6 in)	44 years	20 of 100 (Routine)
1 May 1923	Sydney, CA	daily rain	24.4 mm (1.0 in)	8.7 mm (0.34 in)	45 years	20 of 100 (Routine)
1 May 1923	Enisejsk, RU	daily rain	10.6 mm (0.4 in)	6.6 mm (0.26 in)	8 years	20 of 100 (Routine)
1 May 1923	Ravenna, US	daily rain	19.8 mm (0.8 in)	8.4 mm (0.33 in)	24 years	17 of 100 (Routine)
1 May 1923	Concordia ASOS, US	daily rain	20.8 mm (0.8 in)	18.5 mm (0.7 in)	0 years	17 of 100 (Routine)
1 May 1923	Spokane Intl AP, US	daily rain	11.9 mm (0.5 in)	2.5 mm (0.10 in)	30 years	17 of 100 (Routine)
1 May 1923	Shearleys Tank, AU	daily rain	9.1 mm (0.36 in)	5.5 mm (0.22 in)	18 years	16 of 100 (Routine)
1 May 1923	Karesuando, SE	daily low min	-20.0 C (-4.0 F)	2.5 C (4.5 F)	23 years	16 of 100 (Routine)
1 May 1923	Innsbruck, AT	daily high max	25.7 C (78.3 F)	1.8 C (3.2 F)	24 years	14 of 100 (Routine)
1 May 1923	Sheffield, GB	daily high min	10.6 C (51.1 F)	0.4 C (0.7 F)	31 years	14 of 100 (Routine)
1 May 1923	Porthill, US	daily low max	9.4 C (48.9 F)	1.7 C (3.1 F)	28 years	14 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

1795 to 1923

Records set or tied on this calendar date in each year from 1795 to 1923. 1923 had 64 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	912
2024	458
2025	430
2026	623

Download the Data

Data for records on 1923-05-01: 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).

Histogram of margins by which records were beaten on 1 May 1923
Margin	Records
0 to 10	37
10 to 20	2
20 to 30	4
30 to 40	2
40 to 50	1