Weather Records on 23 March 1940

1,031 weather records were set or tied worldwide on 23 March 1940. Highest significance: Kohala Mis 175.1, US.

Key Facts for 23 March 1940

On 23 March 1940, 1,031 weather records were set or tied at long-record stations worldwide.
125 were record highs and 836 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 1,023 daily.
Kohala Mis 175.1 set a daily record precipitation of 51.6 mm (2.0 in) on 23 March 1940.
Across 157 earlier years (1796 to 2026) the same calendar date averaged 496 records.

Record Map

1,031 stations

1,031 station records on 23 March 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 March 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kohala Mis 175.1	United States	Record daily precipitation	51.6 mm (2.0 in)	43 of 100 (Notable)
Kaikalur	India	Record daily precipitation	25.4 mm (1.0 in)	38 of 100 (Notable)
Kohala 179.1	United States	Record daily precipitation	43.2 mm (1.7 in)	37 of 100 (Notable)
Goderich	Canada	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Coen Post Office	Australia	Record daily precipitation	58.4 mm (2.3 in)	32 of 100 (Routine)
Bic	Canada	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Bic	Canada	Record daily snowfall	25.4 cm (10.0 in)	32 of 100 (Routine)
Huntsville	Canada	Record low maximum temperature	-13.3 C (8.1 F)	31 of 100 (Routine)
Southampton	Canada	Record daily snowfall	8.9 cm (3.5 in)	31 of 100 (Routine)
Bhadrachalam	India	Record daily precipitation	39.4 mm (1.6 in)	31 of 100 (Routine)
Insikeni (Bos)	South Africa	Record daily precipitation	84.1 mm (3.3 in)	29 of 100 (Routine)
Madison Wb City	United States	Record low maximum temperature	-9.4 C (15.1 F)	29 of 100 (Routine)
Milwaukee Wb City	United States	Record low maximum temperature	-7.8 C (18.0 F)	29 of 100 (Routine)
Goderich	Canada	Record low maximum temperature	-8.9 C (16.0 F)	28 of 100 (Routine)
Angus 1 N	United States	Record low minimum temperature	-29.4 C (-20.9 F)	28 of 100 (Routine)
Jamestown State Hosp	United States	Record snow depth	10.2 cm (4.0 in)	28 of 100 (Routine)
Eureka	United States	Record low minimum temperature	-19.4 C (-2.9 F)	28 of 100 (Routine)
Uman	Ukraine	Record low minimum temperature	-16.7 C (1.9 F)	27 of 100 (Routine)
Coldwater	Canada	Record low minimum temperature	-31.7 C (-25.1 F)	26 of 100 (Routine)
Lakefield	Canada	Record low maximum temperature	-11.7 C (10.9 F)	26 of 100 (Routine)
Greenfield	United States	Record low maximum temperature	-6.7 C (19.9 F)	26 of 100 (Routine)
Moorhead St Teachers C	United States	Record low maximum temperature	-12.8 C (9.0 F)	26 of 100 (Routine)
Miller	United States	Record low minimum temperature	-19.4 C (-2.9 F)	26 of 100 (Routine)
White River	Canada	Record low maximum temperature	-13.3 C (8.1 F)	25 of 100 (Routine)
Paris	Canada	Record daily snowfall	8.4 cm (3.3 in)	25 of 100 (Routine)
Witelsbos (Bos)	South Africa	Record daily precipitation	47.5 mm (1.9 in)	25 of 100 (Routine)
Albia 3 NNE	United States	Record low maximum temperature	-6.1 C (21.0 F)	25 of 100 (Routine)
Mt Pleasant 1 SW	United States	Record low minimum temperature	-13.9 C (7.0 F)	25 of 100 (Routine)
Detroit Lakes 1 NNE	United States	Record low maximum temperature	-12.2 C (10.0 F)	25 of 100 (Routine)
Maple Plain	United States	Record low maximum temperature	-11.1 C (12.0 F)	25 of 100 (Routine)
Pokegama Dam	United States	Record low maximum temperature	-11.7 C (10.9 F)	25 of 100 (Routine)
Zumbrota	United States	Record low maximum temperature	-10.6 C (12.9 F)	25 of 100 (Routine)
De Smet	United States	Record low minimum temperature	-20.6 C (-5.1 F)	25 of 100 (Routine)
Neillsville 3ESE	United States	Record low maximum temperature	-11.1 C (12.0 F)	25 of 100 (Routine)
Ridgetown	Canada	Record low maximum temperature	-7.2 C (19.0 F)	24 of 100 (Routine)
Guthrie Ctr	United States	Record low maximum temperature	-7.2 C (19.0 F)	24 of 100 (Routine)
Lamoni	United States	Record low maximum temperature	-5.6 C (21.9 F)	24 of 100 (Routine)
Coldwater St School	United States	Record low maximum temperature	-7.8 C (18.0 F)	24 of 100 (Routine)
Petoskey	United States	Record low maximum temperature	-8.3 C (17.1 F)	24 of 100 (Routine)
Campbell	United States	Record low maximum temperature	-9.4 C (15.1 F)	24 of 100 (Routine)
Collegeville St John's	United States	Record low maximum temperature	-12.8 C (9.0 F)	24 of 100 (Routine)
Fergus Falls	United States	Record low maximum temperature	-12.2 C (10.0 F)	24 of 100 (Routine)
Minneapolis Wb Dwtn	United States	Record low maximum temperature	-11.7 C (10.9 F)	24 of 100 (Routine)
Agricultural College	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Wahpeton 3 N	United States	Record low maximum temperature	-11.1 C (12.0 F)	24 of 100 (Routine)
Grantsburg	United States	Record low maximum temperature	-8.9 C (16.0 F)	24 of 100 (Routine)
Spooner Ag Rsch STN	United States	Record low maximum temperature	-10.0 C (14.0 F)	24 of 100 (Routine)
Springfield	United States	Record daily snowfall	8.1 cm (3.2 in)	24 of 100 (Routine)
Tbilisi	Georgia	Record low minimum temperature	-4.4 C (24.1 F)	23 of 100 (Routine)
Amersfoort (Pol)	South Africa	Record daily precipitation	35.6 mm (1.4 in)	23 of 100 (Routine)
Audubon	United States	Record low maximum temperature	-7.8 C (18.0 F)	23 of 100 (Routine)
Elkader 6 SSW	United States	Record low maximum temperature	-7.8 C (18.0 F)	23 of 100 (Routine)
Olin	United States	Record low maximum temperature	-6.7 C (19.9 F)	23 of 100 (Routine)
Waukee	United States	Record low minimum temperature	-16.1 C (3.0 F)	23 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low maximum temperature	-10.6 C (12.9 F)	23 of 100 (Routine)
Sandy Lake Dam Libby	United States	Record low maximum temperature	-11.7 C (10.9 F)	23 of 100 (Routine)
Winnibigoshish Dam	United States	Record low maximum temperature	-12.2 C (10.0 F)	23 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	-7.8 C (18.0 F)	23 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record low maximum temperature	-11.1 C (12.0 F)	23 of 100 (Routine)
Echo	United States	Record high maximum temperature	28.9 C (84.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

1,031 records

Records set or tied on 23 March 1940 by type: Highest daily maximum 103, Lowest daily maximum 549, Highest daily minimum 22, Lowest daily minimum 287, Heaviest daily rainfall 34, Heaviest daily snowfall 29, Deepest snow cover 7.

Records on 23 March 1940 by type
Record type	Records
Highest daily maximum	103
Lowest daily maximum	549
Highest daily minimum	22
Lowest daily minimum	287
Heaviest daily rainfall	34
Heaviest daily snowfall	29
Deepest snow cover	7

Records on 23 March 1940 by timescale: all-time 0, monthly 8, daily 1,023.

How Much Records Were Beaten By

842 broken records

Margins by which the 842 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

23 March 1940

Top 20 records on 23 March 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 March 1940	Kohala Mis 175.1, US	daily rain	51.6 mm (2.0 in)	32.8 mm (1.3 in)	21 years	43 of 100 (Notable)
23 March 1940	Kaikalur, IN	daily rain	25.4 mm (1.0 in)	24.1 mm (0.9 in)	35 years	38 of 100 (Notable)
23 March 1940	Kohala 179.1, US	daily rain	43.2 mm (1.7 in)	25.2 mm (1.0 in)	29 years	37 of 100 (Notable)
23 March 1940	Goderich, CA	daily snowfall	10.2 cm (4.0 in)	2.6 cm (1.0 in)	68 years	33 of 100 (Routine)
23 March 1940	Coen Post Office, AU	daily rain	58.4 mm (2.3 in)	30.0 mm (1.2 in)	45 years	32 of 100 (Routine)
23 March 1940	Bic, CA	daily rain	25.4 mm (1.0 in)	10.2 mm (0.4 in)	45 years	32 of 100 (Routine)
23 March 1940	Bic, CA	daily snowfall	25.4 cm (10.0 in)	10.2 cm (4.0 in)	45 years	32 of 100 (Routine)
23 March 1940	Huntsville, CA	daily low max	-13.3 C (8.1 F)	5.5 C (9.9 F)	54 years	31 of 100 (Routine)
23 March 1940	Southampton, CA	daily snowfall	8.9 cm (3.5 in)	2.5 cm (1.0 in)	65 years	31 of 100 (Routine)
23 March 1940	Bhadrachalam, IN	daily rain	39.4 mm (1.6 in)	20.6 mm (0.8 in)	35 years	31 of 100 (Routine)
23 March 1940	Insikeni (Bos), ZA	monthly rain	84.1 mm (3.3 in)	15.0 mm (0.6 in)	8 years	29 of 100 (Routine)
23 March 1940	Madison Wb City, US	daily low max	-9.4 C (15.1 F)	2.2 C (4.0 F)	65 years	29 of 100 (Routine)
23 March 1940	Milwaukee Wb City, US	daily low max	-7.8 C (18.0 F)	2.8 C (5.0 F)	62 years	29 of 100 (Routine)
23 March 1940	Goderich, CA	daily low max	-8.9 C (16.0 F)	3.3 C (5.9 F)	54 years	28 of 100 (Routine)
23 March 1940	Angus 1 N, US	daily low min	-29.4 C (-20.9 F)	14.4 C (25.9 F)	26 years	28 of 100 (Routine)
23 March 1940	Jamestown State Hosp, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	40 years	28 of 100 (Routine)
23 March 1940	Eureka, US	daily low min	-19.4 C (-2.9 F)	7.2 C (13.0 F)	41 years	28 of 100 (Routine)
23 March 1940	Uman, UA	daily low min	-16.7 C (1.9 F)	5.2 C (9.4 F)	44 years	27 of 100 (Routine)
23 March 1940	Coldwater, CA	daily low min	-31.7 C (-25.1 F)	6.7 C (12.1 F)	43 years	26 of 100 (Routine)
23 March 1940	Lakefield, CA	daily low max	-11.7 C (10.9 F)	3.9 C (7.0 F)	51 years	26 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

1796 to 1940

Records set or tied on this calendar date in each year from 1796 to 1940. 1940 had 1,031 records.

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

Records on 03-23 in each year
Year	Records
1796	1
1808	1
1836	2
1837	2
1853	2
1858	1
1862	1
1864	2
1865	2
1868	2
1871	3
1874	2
1875	4
1877	2
1878	3
1879	1
1882	1
1883	6
1884	2
1885	3
1886	1
1887	1
1888	3
1889	2
1890	1
1891	1
1893	1
1895	4
1896	13
1897	9
1898	6
1899	3
1901	5
1902	26
1903	32
1904	3
1905	16
1906	23
1907	53
1908	11
1909	7
1910	12
1911	8
1912	22
1913	76
1914	72
1915	11
1916	50
1917	65
1918	31
1919	17
1920	75
1921	10
1922	30
1923	97
1924	78
1925	164
1926	283
1927	202
1928	154
1929	517
1930	135
1931	267
1932	169
1933	123
1934	689
1935	486
1936	437
1937	243
1938	601
1939	565
1940	1,031
1941	188
1942	187
1943	286
1944	466
1945	386
1946	170
1947	275
1948	331
1949	390
1950	874
1951	337
1952	1,479
1953	589
1954	483
1955	999
1956	420
1957	354
1958	486
1959	249
1960	1,004
1961	361
1962	306
1963	839
1964	815
1965	1,537
1966	793
1967	822
1968	1,490
1969	634
1970	380
1971	758
1972	533
1973	537
1974	1,099
1975	618
1976	399
1977	642
1978	608
1979	1,012
1980	422
1981	940
1982	845
1983	1,522
1984	715
1985	437
1986	1,104
1987	1,279
1988	710
1989	805
1990	1,389
1991	1,264
1992	883
1993	1,151
1994	1,499
1995	1,514
1996	673
1997	743
1998	1,253
1999	722
2000	1,162
2001	995
2002	1,130
2003	971
2004	1,516
2005	1,014
2006	1,311
2007	1,595
2008	956
2009	952
2010	918
2011	1,245
2012	2,269
2013	1,270
2014	594
2015	577
2016	536
2017	739
2018	790
2019	525
2020	465
2021	1,050
2022	1,031
2023	1,135
2024	611
2025	702
2026	1,806

Download the Data

Data for records on 1940-03-23: 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 20	822
20 to 40	12
40 to 60	4
60 to 80	2
80 to 100	0
100 to 120	2