Weather Records on 21 March 1937

172 weather records were set or tied worldwide on 21 March 1937. Highest significance: Sacramento 5 ESE, US.

Key Facts for 21 March 1937

On 21 March 1937, 172 weather records were set or tied at long-record stations worldwide.
14 were record highs and 28 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 165 daily.
Sacramento 5 ESE set a daily record precipitation of 64.0 mm (2.5 in) on 21 March 1937.
Across 157 earlier years (1797 to 2026) the same calendar date averaged 485 records.

Record Map

172 stations

172 station records on 21 March 1937 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 March 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sacramento 5 ESE	United States	Record daily precipitation	64.0 mm (2.5 in)	48 of 100 (Notable)
Wolfville	Canada	Record daily snowfall	24.4 cm (9.6 in)	45 of 100 (Notable)
Santa Clara UNIV	United States	Record daily precipitation	69.1 mm (2.7 in)	39 of 100 (Notable)
Pendra Road	India	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
New Castle 1 N	United States	Record daily precipitation	35.3 mm (1.4 in)	36 of 100 (Notable)
Srungavarapukota	India	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Hakalau 142	United States	Record daily precipitation	127.0 mm (5.0 in)	33 of 100 (Routine)
San Jose	United States	Record daily precipitation	70.9 mm (2.8 in)	32 of 100 (Routine)
Berkeley	United States	Record daily precipitation	48.8 mm (1.9 in)	30 of 100 (Routine)
Santa Rosa	United States	Record daily precipitation	49.5 mm (1.9 in)	30 of 100 (Routine)
Oakland	United States	Record daily precipitation	47.0 mm (1.9 in)	29 of 100 (Routine)
Kailua 446	United States	Record daily precipitation	116.3 mm (4.6 in)	29 of 100 (Routine)
Rajpuri(Rampur)	India	Record daily precipitation	81.3 mm (3.2 in)	28 of 100 (Routine)
Stockton 2	United States	Record daily precipitation	45.2 mm (1.8 in)	28 of 100 (Routine)
Alapaha Exp STN	United States	Record daily precipitation	40.6 mm (1.6 in)	28 of 100 (Routine)
Haiku 490	United States	Record daily precipitation	46.7 mm (1.8 in)	28 of 100 (Routine)
Simcoe	Canada	Record high minimum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Santa Cruz	United States	Record daily precipitation	73.9 mm (2.9 in)	27 of 100 (Routine)
Alice Springs Post Office	Australia	Record low minimum temperature	7.2 C (45.0 F)	26 of 100 (Routine)
Windsor Kings College	Canada	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Livermore	United States	Record daily precipitation	50.8 mm (2.0 in)	26 of 100 (Routine)
Waimanalo 794	United States	Record daily precipitation	56.4 mm (2.2 in)	26 of 100 (Routine)
Soro	India	Record daily precipitation	41.1 mm (1.6 in)	25 of 100 (Routine)
Vacaville	United States	Record daily precipitation	45.2 mm (1.8 in)	25 of 100 (Routine)
Portland	United States	Record daily snowfall	15.7 cm (6.2 in)	24 of 100 (Routine)
Keolari	India	Record daily precipitation	40.1 mm (1.6 in)	23 of 100 (Routine)
Orje	Norway	Record snow depth	110.0 cm (43.3 in)	23 of 100 (Routine)
Mestad I Oddernes	Norway	Record snow depth	176.0 cm (69.3 in)	22 of 100 (Routine)
Napa State Hospital	United States	Record daily precipitation	36.6 mm (1.4 in)	22 of 100 (Routine)
Waiopai Rch 256	United States	Record daily precipitation	34.3 mm (1.4 in)	22 of 100 (Routine)
Baliapal	India	Record daily precipitation	42.7 mm (1.7 in)	21 of 100 (Routine)
Chico UNIV Farm	United States	Record daily precipitation	50.3 mm (2.0 in)	21 of 100 (Routine)
Davis 2 WSW Exp Farm	United States	Record low maximum temperature	7.2 C (45.0 F)	21 of 100 (Routine)
Wien	Austria	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Palakonda	India	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Parnu	Estonia	Record daily precipitation	8.2 mm (0.32 in)	20 of 100 (Routine)
Liepaja	Latvia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Vaniyambadi	India	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Omalur	India	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Ventspils	Latvia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Ambur	India	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Narasannapeta	India	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Udayagiri	India	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Chidavaram	India	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Vilsandi	Estonia	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
Montcornet	France	Record daily precipitation	14.9 mm (0.6 in)	20 of 100 (Routine)
Lakeside	United States	Record daily precipitation	4.1 mm (0.16 in)	20 of 100 (Routine)
Wolfville	Canada	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Sorve	Estonia	Record daily precipitation	6.2 mm (0.24 in)	20 of 100 (Routine)
Badvel	India	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Devikulam	India	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Rasipuram	India	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Rio Grande City	United States	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)
Kanowna	Australia	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Narsipatnam	India	Record daily precipitation	25.9 mm (1.0 in)	20 of 100 (Routine)
Sulur	India	Record daily precipitation	34.3 mm (1.4 in)	20 of 100 (Routine)
Nerchinskij Zavod	Russia	Record low minimum temperature	-30.8 C (-23.4 F)	20 of 100 (Routine)
Karlstad	Sweden	Record snow depth	42.0 cm (16.5 in)	20 of 100 (Routine)
Needles	United States	Record low minimum temperature	2.2 C (36.0 F)	20 of 100 (Routine)
Cle Elum	United States	Record daily snowfall	12.7 cm (5.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

172 records

Records set or tied on 21 March 1937 by type: Highest daily maximum 5, Lowest daily maximum 16, Highest daily minimum 9, Lowest daily minimum 12, Heaviest daily rainfall 115, Heaviest daily snowfall 7, Deepest snow cover 8.

Records on 21 March 1937 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	16
Highest daily minimum	9
Lowest daily minimum	12
Heaviest daily rainfall	115
Heaviest daily snowfall	7
Deepest snow cover	8

Records on 21 March 1937 by timescale: all-time 0, monthly 7, daily 165.

How Much Records Were Beaten By

159 broken records

Margins by which the 159 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 650.0. Ties are not counted.

Top 20 by Significance

21 March 1937

Top 20 records on 21 March 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 March 1937	Sacramento 5 ESE, US	daily rain	64.0 mm (2.5 in)	32.0 mm (1.3 in)	27 years	48 of 100 (Notable)
21 March 1937	Wolfville, CA	daily snowfall	24.4 cm (9.6 in)	23.1 cm (9.1 in)	22 years	45 of 100 (Notable)
21 March 1937	Santa Clara UNIV, US	monthly rain	69.1 mm (2.7 in)	14.7 mm (0.6 in)	33 years	39 of 100 (Notable)
21 March 1937	Pendra Road, IN	daily rain	35.6 mm (1.4 in)	31.5 mm (1.2 in)	6 years	37 of 100 (Notable)
21 March 1937	New Castle 1 N, US	daily rain	35.3 mm (1.4 in)	20.1 mm (0.8 in)	16 years	36 of 100 (Notable)
21 March 1937	Srungavarapukota, IN	daily rain	31.8 mm (1.3 in)	31.3 mm (1.2 in)	31 years	33 of 100 (Routine)
21 March 1937	Hakalau 142, US	daily rain	127.0 mm (5.0 in)	65.0 mm (2.6 in)	16 years	33 of 100 (Routine)
21 March 1937	San Jose, US	monthly rain	70.9 mm (2.8 in)	8.7 mm (0.34 in)	26 years	32 of 100 (Routine)
21 March 1937	Berkeley, US	daily rain	48.8 mm (1.9 in)	21.4 mm (0.8 in)	28 years	30 of 100 (Routine)
21 March 1937	Santa Rosa, US	daily rain	49.5 mm (1.9 in)	23.6 mm (0.9 in)	28 years	30 of 100 (Routine)
21 March 1937	Oakland, US	daily rain	47.0 mm (1.9 in)	20.3 mm (0.8 in)	28 years	29 of 100 (Routine)
21 March 1937	Kailua 446, US	daily rain	116.3 mm (4.6 in)	49.8 mm (2.0 in)	16 years	29 of 100 (Routine)
21 March 1937	Rajpuri(Rampur), IN	daily rain	81.3 mm (3.2 in)	37.6 mm (1.5 in)	19 years	28 of 100 (Routine)
21 March 1937	Stockton 2, US	monthly rain	45.2 mm (1.8 in)	4.6 mm (0.18 in)	29 years	28 of 100 (Routine)
21 March 1937	Alapaha Exp STN, US	daily rain	40.6 mm (1.6 in)	20.3 mm (0.8 in)	36 years	28 of 100 (Routine)
21 March 1937	Haiku 490, US	daily rain	46.7 mm (1.8 in)	22.6 mm (0.9 in)	31 years	28 of 100 (Routine)
21 March 1937	Simcoe, CA	daily high min	2.2 C (36.0 F)	0.5 C (0.9 F)	66 years	27 of 100 (Routine)
21 March 1937	Santa Cruz, US	monthly rain	73.9 mm (2.9 in)	2.8 mm (0.11 in)	37 years	27 of 100 (Routine)
21 March 1937	Alice Springs Post Office, AU	daily low min	7.2 C (45.0 F)	2.5 C (4.5 F)	48 years	26 of 100 (Routine)
21 March 1937	Windsor Kings College, CA	daily rain	30.5 mm (1.2 in)	11.4 mm (0.4 in)	24 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

1797 to 1937

Records set or tied on this calendar date in each year from 1797 to 1937. 1937 had 172 records.

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

Records on 03-21 in each year
Year	Records
1797	2
1805	1
1806	1
1822	1
1830	1
1836	1
1837	1
1845	1
1846	1
1850	1
1852	2
1857	1
1865	7
1874	1
1877	1
1880	1
1881	1
1883	2
1884	1
1885	5
1886	2
1888	1
1890	3
1892	1
1893	1
1894	1
1895	1
1896	2
1897	2
1898	3
1899	4
1900	4
1901	9
1902	18
1903	23
1904	17
1905	6
1906	3
1907	14
1908	3
1909	11
1910	10
1911	10
1912	36
1913	97
1914	71
1915	27
1916	44
1917	43
1918	43
1919	29
1920	90
1921	96
1922	50
1923	72
1924	96
1925	141
1926	282
1927	179
1928	293
1929	104
1930	99
1931	638
1932	305
1933	235
1934	114
1935	675
1936	225
1937	172
1938	783
1939	280
1940	366
1941	311
1942	330
1943	217
1944	556
1945	294
1946	570
1947	192
1948	948
1949	330
1950	398
1951	779
1952	689
1953	342
1954	211
1955	1,124
1956	686
1957	373
1958	619
1959	230
1960	892
1961	268
1962	548
1963	298
1964	333
1965	1,961
1966	464
1967	487
1968	798
1969	219
1970	612
1971	358
1972	519
1973	385
1974	1,097
1975	751
1976	710
1977	376
1978	838
1979	656
1980	775
1981	676
1982	850
1983	1,673
1984	835
1985	503
1986	1,170
1987	948
1988	1,155
1989	1,396
1990	1,380
1991	1,446
1992	877
1993	687
1994	684
1995	1,141
1996	1,119
1997	1,670
1998	935
1999	1,044
2000	802
2001	1,342
2002	1,593
2003	1,073
2004	1,511
2005	649
2006	1,417
2007	1,220
2008	734
2009	558
2010	1,134
2011	1,451
2012	2,854
2013	727
2014	639
2015	568
2016	553
2017	1,117
2018	809
2019	649
2020	445
2021	489
2022	615
2023	815
2024	432
2025	845
2026	2,614

Download the Data

Data for records on 1937-03-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 100	152
100 to 200	2
200 to 300	3
300 to 400	0
400 to 500	1
500 to 600	0
600 to 700	1