Weather Records on 21 March 1947

192 weather records were set or tied worldwide on 21 March 1947. Highest significance: Ngukurr, AU.

Key Facts for 21 March 1947

On 21 March 1947, 192 weather records were set or tied at long-record stations worldwide.
67 were record highs and 10 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 187 daily.
Ngukurr set a daily record precipitation of 134.6 mm (5.3 in) on 21 March 1947.
Across 157 earlier years (1797 to 2026) the same calendar date averaged 484 records.

Record Map

192 stations

192 station records on 21 March 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 March 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ngukurr	Australia	Record daily precipitation	134.6 mm (5.3 in)	49 of 100 (Notable)
Carawatha	Australia	Record daily precipitation	53.8 mm (2.1 in)	43 of 100 (Notable)
Gangajalghati	India	Record daily precipitation	50.0 mm (2.0 in)	43 of 100 (Notable)
Lorraine	Australia	Record daily precipitation	65.0 mm (2.6 in)	41 of 100 (Notable)
Pau Dos Ferros	Brazil	Record daily precipitation	80.0 mm (3.1 in)	40 of 100 (Notable)
Casa Nova	Brazil	Record daily precipitation	70.2 mm (2.8 in)	39 of 100 (Notable)
Vishnupur	India	Record daily precipitation	45.7 mm (1.8 in)	38 of 100 (Notable)
Escondido	United States	Record daily precipitation	40.4 mm (1.6 in)	38 of 100 (Notable)
Croydon Township	Australia	Record daily precipitation	66.0 mm (2.6 in)	36 of 100 (Notable)
Tombstone	United States	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Calvinia	South Africa	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Porto da Folha	Brazil	Record daily precipitation	45.4 mm (1.8 in)	31 of 100 (Routine)
Palmas de Monte Alto	Brazil	Record daily precipitation	85.2 mm (3.4 in)	29 of 100 (Routine)
Husum	Germany	Record snow depth	14.0 cm (5.5 in)	29 of 100 (Routine)
Escondido Church Rch	United States	Record daily precipitation	40.1 mm (1.6 in)	28 of 100 (Routine)
Santana Do Ipanema	Brazil	Record daily precipitation	67.4 mm (2.7 in)	25 of 100 (Routine)
Upper Shillong	India	Record daily precipitation	32.8 mm (1.3 in)	25 of 100 (Routine)
Raghunathpur	India	Record daily precipitation	28.2 mm (1.1 in)	25 of 100 (Routine)
Albany	Australia	Record high maximum temperature	30.0 C (86.0 F)	24 of 100 (Routine)
Serrinha	Brazil	Record daily precipitation	58.1 mm (2.3 in)	24 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	16.5 C (61.7 F)	24 of 100 (Routine)
Warner Springs	United States	Record daily precipitation	31.5 mm (1.2 in)	23 of 100 (Routine)
Ft Yukon	United States	Record high minimum temperature	-3.3 C (26.1 F)	23 of 100 (Routine)
Iffley Station	Australia	Record daily precipitation	34.3 mm (1.4 in)	22 of 100 (Routine)
Arlington	United States	Record high minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Waterville	United States	Record high minimum temperature	7.8 C (46.0 F)	22 of 100 (Routine)
Benipatti	India	Record daily precipitation	31.2 mm (1.2 in)	21 of 100 (Routine)
Namdalseid	Norway	Record snow depth	110.0 cm (43.3 in)	21 of 100 (Routine)
Inskip Inn	United States	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Vysnij Volocek	Russia	Record daily precipitation	18.1 mm (0.7 in)	20 of 100 (Routine)
Syktyvkar	Russia	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	8.0 mm (0.31 in)	20 of 100 (Routine)
Middelpos (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Columbus	United States	Record daily snowfall	4.1 cm (1.6 in)	20 of 100 (Routine)
Vouziers	France	Record daily precipitation	15.8 mm (0.6 in)	20 of 100 (Routine)
Vavenby	Canada	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Pogranichnyj	Russia	Record daily precipitation	9.5 mm (0.37 in)	20 of 100 (Routine)
Altentreptow	Germany	Record snow depth	5.0 cm (2.0 in)	20 of 100 (Routine)
Palmietfontein"Knap Draai	South Africa	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Natham	India	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Wrixum/Fohr	Germany	Record snow depth	1.0 cm (0.4 in)	20 of 100 (Routine)
Rpf 561 Mile	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Gyshgy	Turkmenistan	Record daily precipitation	23.5 mm (0.9 in)	20 of 100 (Routine)
Frankfurt/Main (Feldbergstr.)	Germany	Record daily precipitation	11.8 mm (0.5 in)	20 of 100 (Routine)
Aschersleben	Germany	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)
Timiryazevskij	Russia	Record daily precipitation	7.0 mm (0.28 in)	20 of 100 (Routine)
Joao Amaro	Brazil	Record daily precipitation	40.0 mm (1.6 in)	20 of 100 (Routine)
Brumado	Brazil	Record daily precipitation	65.5 mm (2.6 in)	20 of 100 (Routine)
Mill Bay	Canada	Record daily precipitation	50.3 mm (2.0 in)	20 of 100 (Routine)
Deo	India	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Hooghly	India	Record daily precipitation	33.5 mm (1.3 in)	20 of 100 (Routine)
Kamferskraal	South Africa	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Reitz 36	South Africa	Record daily precipitation	53.3 mm (2.1 in)	20 of 100 (Routine)
Hano_A	Sweden	Record daily precipitation	8.0 mm (0.31 in)	20 of 100 (Routine)
Jokkmokk	Sweden	Record low minimum temperature	-26.5 C (-15.7 F)	20 of 100 (Routine)
Valyermo Rs	United States	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Little Falls 2NNE	United States	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Maclean (McLachlan Street)	Australia	Record daily precipitation	21.3 mm (0.8 in)	19 of 100 (Routine)
Aachen	Germany	Record daily precipitation	12.3 mm (0.5 in)	19 of 100 (Routine)
Gidhour	India	Record daily precipitation	14.0 mm (0.6 in)	19 of 100 (Routine)

Counts by Type and Timescale

192 records

Records set or tied on 21 March 1947 by type: Highest daily maximum 26, Lowest daily maximum 3, Highest daily minimum 41, Lowest daily minimum 7, Heaviest daily rainfall 100, Heaviest daily snowfall 6, Deepest snow cover 9.

Records on 21 March 1947 by type
Record type	Records
Highest daily maximum	26
Lowest daily maximum	3
Highest daily minimum	41
Lowest daily minimum	7
Heaviest daily rainfall	100
Heaviest daily snowfall	6
Deepest snow cover	9

Records on 21 March 1947 by timescale: all-time 0, monthly 5, daily 187.

How Much Records Were Beaten By

158 broken records

Margins by which the 158 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 350.0. Ties are not counted.

Top 20 by Significance

21 March 1947

Top 20 records on 21 March 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 March 1947	Ngukurr, AU	daily rain	134.6 mm (5.3 in)	125.5 mm (4.9 in)	21 years	49 of 100 (Notable)
21 March 1947	Carawatha, AU	daily rain	53.8 mm (2.1 in)	29.7 mm (1.2 in)	33 years	43 of 100 (Notable)
21 March 1947	Gangajalghati, IN	daily rain	50.0 mm (2.0 in)	42.1 mm (1.7 in)	6 years	43 of 100 (Notable)
21 March 1947	Lorraine, AU	daily rain	65.0 mm (2.6 in)	52.0 mm (2.0 in)	21 years	41 of 100 (Notable)
21 March 1947	Pau Dos Ferros, BR	daily rain	80.0 mm (3.1 in)	62.0 mm (2.4 in)	12 years	40 of 100 (Notable)
21 March 1947	Casa Nova, BR	daily rain	70.2 mm (2.8 in)	60.5 mm (2.4 in)	22 years	39 of 100 (Notable)
21 March 1947	Vishnupur, IN	daily rain	45.7 mm (1.8 in)	28.4 mm (1.1 in)	41 years	38 of 100 (Notable)
21 March 1947	Escondido, US	daily rain	40.4 mm (1.6 in)	25.2 mm (1.0 in)	37 years	38 of 100 (Notable)
21 March 1947	Croydon Township, AU	daily rain	66.0 mm (2.6 in)	32.5 mm (1.3 in)	55 years	36 of 100 (Notable)
21 March 1947	Tombstone, US	monthly high min	18.3 C (64.9 F)	3.9 C (7.0 F)	39 years	36 of 100 (Notable)
21 March 1947	Calvinia, ZA	daily rain	26.0 mm (1.0 in)	23.0 mm (0.9 in)	40 years	33 of 100 (Routine)
21 March 1947	Porto da Folha, BR	daily rain	45.4 mm (1.8 in)	29.9 mm (1.2 in)	20 years	31 of 100 (Routine)
21 March 1947	Palmas de Monte Alto, BR	monthly rain	85.2 mm (3.4 in)	11.7 mm (0.5 in)	27 years	29 of 100 (Routine)
21 March 1947	Husum, DE	daily snow depth	14.0 cm (5.5 in)	12.0 cm (4.7 in)	29 years	29 of 100 (Routine)
21 March 1947	Escondido Church Rch, US	daily rain	40.1 mm (1.6 in)	27.9 mm (1.1 in)	0 years	28 of 100 (Routine)
21 March 1947	Santana Do Ipanema, BR	daily rain	67.4 mm (2.7 in)	28.2 mm (1.1 in)	12 years	25 of 100 (Routine)
21 March 1947	Upper Shillong, IN	daily rain	32.8 mm (1.3 in)	9.4 mm (0.37 in)	44 years	25 of 100 (Routine)
21 March 1947	Raghunathpur, IN	daily rain	28.2 mm (1.1 in)	26.7 mm (1.1 in)	6 years	25 of 100 (Routine)
21 March 1947	Albany, AU	daily high max	30.0 C (86.0 F)	3.9 C (7.0 F)	32 years	24 of 100 (Routine)
21 March 1947	Serrinha, BR	daily rain	58.1 mm (2.3 in)	21.9 mm (0.9 in)	14 years	24 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 1947

Records set or tied on this calendar date in each year from 1797 to 1947. 1947 had 192 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 1947-03-21: 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 50	149
50 to 100	6
100 to 150	2
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1