Weather Records on 23 May 1940

324 weather records were set or tied worldwide on 23 May 1940. Highest significance: Banpur, IN.

Key Facts for 23 May 1940

On 23 May 1940, 324 weather records were set or tied at long-record stations worldwide.
116 were record highs and 55 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 319 daily.
Banpur set a daily record precipitation of 86.4 mm (3.4 in) on 23 May 1940.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 464 records.

Record Map

324 stations

324 station records on 23 May 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Banpur	India	Record daily precipitation	86.4 mm (3.4 in)	48 of 100 (Notable)
Plymouth-Kingston	United States	Record daily precipitation	83.3 mm (3.3 in)	48 of 100 (Notable)
Bhawanipatna	India	Record daily precipitation	66.5 mm (2.6 in)	45 of 100 (Notable)
Samastipur	India	Record daily precipitation	72.6 mm (2.9 in)	41 of 100 (Notable)
Gallinas Rs	United States	Record daily precipitation	36.6 mm (1.4 in)	41 of 100 (Notable)
Bolangir	India	Record daily precipitation	43.2 mm (1.7 in)	36 of 100 (Notable)
Rambha	India	Record daily precipitation	81.3 mm (3.2 in)	35 of 100 (Notable)
Dinapur Sr	India	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Russelkonda	India	Record daily precipitation	46.7 mm (1.8 in)	33 of 100 (Routine)
Dharmasala	India	Record daily precipitation	66.8 mm (2.6 in)	32 of 100 (Routine)
Ranpur	India	Record daily precipitation	76.2 mm (3.0 in)	32 of 100 (Routine)
Nacogdoches	United States	Record daily precipitation	76.7 mm (3.0 in)	32 of 100 (Routine)
Cuttack	India	Record daily precipitation	66.8 mm (2.6 in)	30 of 100 (Routine)
Fort Chipewyan	Canada	Record high maximum temperature	27.2 C (81.0 F)	29 of 100 (Routine)
Peterborough	Canada	Record daily precipitation	37.8 mm (1.5 in)	29 of 100 (Routine)
Sompeta	India	Record daily precipitation	58.4 mm (2.3 in)	29 of 100 (Routine)
Lampasas	United States	Record low maximum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Itchapuram	India	Record daily precipitation	52.1 mm (2.1 in)	28 of 100 (Routine)
Caruthersville	United States	Record daily precipitation	43.2 mm (1.7 in)	28 of 100 (Routine)
Mistassini Post	Canada	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
Pupri	India	Record daily precipitation	52.8 mm (2.1 in)	27 of 100 (Routine)
Ft Sumner	United States	Record daily precipitation	46.7 mm (1.8 in)	27 of 100 (Routine)
Talcher	India	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Hindol	India	Record daily precipitation	85.9 mm (3.4 in)	25 of 100 (Routine)
Hypoluxo	United States	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)
Cuttack	India	Record daily precipitation	59.2 mm (2.3 in)	24 of 100 (Routine)
Nayagarh	India	Record daily precipitation	41.9 mm (1.6 in)	24 of 100 (Routine)
Globe Rs	United States	Record low maximum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Pocahontas 1	United States	Record daily precipitation	28.2 mm (1.1 in)	24 of 100 (Routine)
Dhing	India	Record daily precipitation	43.2 mm (1.7 in)	23 of 100 (Routine)
Angul	India	Record daily precipitation	59.7 mm (2.4 in)	23 of 100 (Routine)
Arkansas City	United States	Record daily precipitation	49.5 mm (1.9 in)	23 of 100 (Routine)
Las Vegas	United States	Record high minimum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Brownwood 2NE	United States	Record low maximum temperature	18.3 C (64.9 F)	23 of 100 (Routine)
Kukicherra	India	Record daily precipitation	70.6 mm (2.8 in)	22 of 100 (Routine)
Kamakhyanagar	India	Record daily precipitation	41.1 mm (1.6 in)	22 of 100 (Routine)
Puri	India	Record daily precipitation	106.9 mm (4.2 in)	22 of 100 (Routine)
Clarendon	United States	Record daily precipitation	46.0 mm (1.8 in)	22 of 100 (Routine)
Buffalo	United States	Record daily precipitation	38.9 mm (1.5 in)	22 of 100 (Routine)
Jacksonville	United States	Record high minimum temperature	13.9 C (57.0 F)	22 of 100 (Routine)
Ballinger 2 NW	United States	Record low maximum temperature	16.1 C (61.0 F)	22 of 100 (Routine)
Gumri	Armenia	Record low minimum temperature	0.7 C (33.3 F)	21 of 100 (Routine)
Kalingapatam	India	Record daily precipitation	71.1 mm (2.8 in)	21 of 100 (Routine)
Aijal	India	Record daily precipitation	54.1 mm (2.1 in)	21 of 100 (Routine)
Akhuapada	India	Record daily precipitation	45.7 mm (1.8 in)	21 of 100 (Routine)
Tangi	India	Record daily precipitation	53.3 mm (2.1 in)	21 of 100 (Routine)
Karlstad	Sweden	Record high maximum temperature	26.5 C (79.7 F)	21 of 100 (Routine)
Sveg	Sweden	Record high maximum temperature	25.7 C (78.3 F)	21 of 100 (Routine)
Hondo	United States	Record low maximum temperature	20.6 C (69.1 F)	21 of 100 (Routine)
Chattanooga Wb City	United States	Record daily precipitation	36.8 mm (1.4 in)	21 of 100 (Routine)
Lufkin Angelina Co AP	United States	Record daily precipitation	74.9 mm (2.9 in)	21 of 100 (Routine)
Prescott	United States	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Roosevelt 1 S	United States	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Patna Obsy	India	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	7.8 mm (0.31 in)	20 of 100 (Routine)
Bhavnathpur	India	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Baseri	India	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Hajipur	India	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Sohagpur	India	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
Darwin Post Office	Australia	Record low maximum temperature	27.3 C (81.1 F)	20 of 100 (Routine)

Counts by Type and Timescale

324 records

Records set or tied on 23 May 1940 by type: Highest daily maximum 64, Lowest daily maximum 48, Highest daily minimum 52, Lowest daily minimum 7, Heaviest daily rainfall 153.

Records on 23 May 1940 by type
Record type	Records
Highest daily maximum	64
Lowest daily maximum	48
Highest daily minimum	52
Lowest daily minimum	7
Heaviest daily rainfall	153
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 May 1940 by timescale: all-time 0, monthly 5, daily 319.

How Much Records Were Beaten By

259 broken records

Margins by which the 259 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.5. Ties are not counted.

Top 20 by Significance

23 May 1940

Top 20 records on 23 May 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 1940	Banpur, IN	daily rain	86.4 mm (3.4 in)	56.2 mm (2.2 in)	16 years	48 of 100 (Notable)
23 May 1940	Plymouth-Kingston, US	daily rain	83.3 mm (3.3 in)	63.5 mm (2.5 in)	14 years	48 of 100 (Notable)
23 May 1940	Bhawanipatna, IN	daily rain	66.5 mm (2.6 in)	54.3 mm (2.1 in)	7 years	45 of 100 (Notable)
23 May 1940	Samastipur, IN	daily rain	72.6 mm (2.9 in)	62.4 mm (2.5 in)	22 years	41 of 100 (Notable)
23 May 1940	Gallinas Rs, US	daily rain	36.6 mm (1.4 in)	30.2 mm (1.2 in)	27 years	41 of 100 (Notable)
23 May 1940	Bolangir, IN	daily rain	43.2 mm (1.7 in)	30.5 mm (1.2 in)	32 years	36 of 100 (Notable)
23 May 1940	Rambha, IN	daily rain	81.3 mm (3.2 in)	61.0 mm (2.4 in)	8 years	35 of 100 (Notable)
23 May 1940	Dinapur Sr, IN	daily rain	25.4 mm (1.0 in)	25.4 mm (1.0 in)	39 years	33 of 100 (Routine)
23 May 1940	Russelkonda, IN	daily rain	46.7 mm (1.8 in)	29.9 mm (1.2 in)	22 years	33 of 100 (Routine)
23 May 1940	Dharmasala, IN	daily rain	66.8 mm (2.6 in)	36.6 mm (1.4 in)	8 years	32 of 100 (Routine)
23 May 1940	Ranpur, IN	daily rain	76.2 mm (3.0 in)	43.9 mm (1.7 in)	8 years	32 of 100 (Routine)
23 May 1940	Nacogdoches, US	daily rain	76.7 mm (3.0 in)	50.8 mm (2.0 in)	18 years	32 of 100 (Routine)
23 May 1940	Cuttack, IN	daily rain	66.8 mm (2.6 in)	36.8 mm (1.4 in)	8 years	30 of 100 (Routine)
23 May 1940	Fort Chipewyan, CA	daily high max	27.2 C (81.0 F)	5.0 C (9.0 F)	55 years	29 of 100 (Routine)
23 May 1940	Peterborough, CA	daily rain	37.8 mm (1.5 in)	11.4 mm (0.4 in)	29 years	29 of 100 (Routine)
23 May 1940	Sompeta, IN	daily rain	58.4 mm (2.3 in)	20.3 mm (0.8 in)	39 years	29 of 100 (Routine)
23 May 1940	Lampasas, US	daily low max	16.1 C (61.0 F)	6.7 C (12.1 F)	30 years	29 of 100 (Routine)
23 May 1940	Itchapuram, IN	daily rain	52.1 mm (2.1 in)	20.9 mm (0.8 in)	39 years	28 of 100 (Routine)
23 May 1940	Caruthersville, US	daily rain	43.2 mm (1.7 in)	21.6 mm (0.9 in)	35 years	28 of 100 (Routine)
23 May 1940	Mistassini Post, CA	daily rain	32.5 mm (1.3 in)	12.2 mm (0.5 in)	4 years	27 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 1940

Records set or tied on this calendar date in each year from 1793 to 1940. 1940 had 324 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 1940-05-23: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	199
10 to 20	33
20 to 30	13
30 to 40	7
40 to 50	1
50 to 60	3
60 to 70	3