Weather Records on 20 April 1947

308 weather records were set or tied worldwide on 20 April 1947. Highest significance: Budge Budge, IN.

Key Facts for 20 April 1947

On 20 April 1947, 308 weather records were set or tied at long-record stations worldwide.
49 were record highs and 102 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 305 daily.
Budge Budge set a daily record precipitation of 93.7 mm (3.7 in) on 20 April 1947.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 463 records.

Record Map

308 stations

308 station records on 20 April 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Budge Budge	India	Record daily precipitation	93.7 mm (3.7 in)	52 of 100 (Notable)
Leamington	Canada	Record daily precipitation	39.9 mm (1.6 in)	45 of 100 (Notable)
Sable Island	Canada	Record daily snowfall	12.7 cm (5.0 in)	41 of 100 (Notable)
Wapello	United States	Record daily precipitation	34.3 mm (1.4 in)	41 of 100 (Notable)
Armagh	United Kingdom	Record high minimum temperature	9.0 C (48.2 F)	39 of 100 (Notable)
The Pas	Canada	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Hemlock	United States	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Conargo (Willurah)	Australia	Record daily precipitation	27.4 mm (1.1 in)	31 of 100 (Routine)
Coldwater St School	United States	Record daily precipitation	40.6 mm (1.6 in)	31 of 100 (Routine)
Anticosti SW Point	Canada	Record low maximum temperature	-2.8 C (27.0 F)	30 of 100 (Routine)
Letchworth Park	United States	Record daily precipitation	27.4 mm (1.1 in)	29 of 100 (Routine)
Melfort	Canada	Record daily snowfall	12.2 cm (4.8 in)	28 of 100 (Routine)
Balasore	India	Record daily precipitation	71.4 mm (2.8 in)	28 of 100 (Routine)
Ambur	India	Record daily precipitation	34.3 mm (1.4 in)	28 of 100 (Routine)
Mistassini Post	Canada	Record low maximum temperature	-12.2 C (10.0 F)	27 of 100 (Routine)
Springfield Abraham Lincoln Ca	United States	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Lynnville 4 SSW	United States	Record daily precipitation	33.3 mm (1.3 in)	26 of 100 (Routine)
Livingston	United States	Record daily precipitation	53.3 mm (2.1 in)	25 of 100 (Routine)
Jackson	United States	Record high minimum temperature	5.0 C (41.0 F)	25 of 100 (Routine)
Lost River	Canada	Record daily snowfall	20.3 cm (8.0 in)	24 of 100 (Routine)
Salem	United States	Record daily precipitation	43.2 mm (1.7 in)	24 of 100 (Routine)
Natchez	United States	Record daily precipitation	61.0 mm (2.4 in)	23 of 100 (Routine)
Geneva Exp STN	United States	Record daily precipitation	26.2 mm (1.0 in)	23 of 100 (Routine)
Tadoussac	Canada	Record low maximum temperature	-6.1 C (21.0 F)	22 of 100 (Routine)
Concord	United States	Record daily snowfall	7.9 cm (3.1 in)	22 of 100 (Routine)
Clarke City	Canada	Record low minimum temperature	-18.3 C (-0.9 F)	21 of 100 (Routine)
Fichtelberg	Germany	Record high minimum temperature	4.9 C (40.8 F)	21 of 100 (Routine)
Concord	United States	Record low maximum temperature	1.1 C (34.0 F)	21 of 100 (Routine)
Worcester	United States	Record daily snowfall	6.4 cm (2.5 in)	21 of 100 (Routine)
Durham	United States	Record low maximum temperature	2.2 C (36.0 F)	21 of 100 (Routine)
Nashua 2 NNW	United States	Record low maximum temperature	1.1 C (34.0 F)	21 of 100 (Routine)
Dahanu	India	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Rosebery	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Hallett (Ulooloo Railway Sidin	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Saskatoon Diefenbaker Int'l A	Canada	Record daily snowfall	3.8 cm (1.5 in)	20 of 100 (Routine)
The Pas	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Hastings	United States	Record daily snowfall	3.0 cm (1.2 in)	20 of 100 (Routine)
Kurla	India	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Leaghur	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Bhiwandi	India	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Newstead	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Mandangad	India	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Shahapur	India	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Porthill	United States	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Ithaca Cornell UNIV	United States	Record snow depth	7.6 cm (3.0 in)	20 of 100 (Routine)
Natue	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Maryborough	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Pardi	India	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Blue Hill Coop	United States	Record snow depth	2.5 cm (1.0 in)	20 of 100 (Routine)
Muzaffarpur	India	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Roha	India	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Panvel	India	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Igatpuri	India	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Thana	India	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
South Egremont	United States	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Morstone Station	Australia	Record daily precipitation	0.5 mm (0.02 in)	20 of 100 (Routine)
Lost River	Canada	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Mokhada	India	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
Kazalinsk	Kazakhstan	Record daily precipitation	3.9 mm (0.15 in)	20 of 100 (Routine)
Holland Wtp	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

308 records

Records set or tied on 20 April 1947 by type: Highest daily maximum 17, Lowest daily maximum 63, Highest daily minimum 32, Lowest daily minimum 39, Heaviest daily rainfall 133, Heaviest daily snowfall 21, Deepest snow cover 3.

Records on 20 April 1947 by type
Record type	Records
Highest daily maximum	17
Lowest daily maximum	63
Highest daily minimum	32
Lowest daily minimum	39
Heaviest daily rainfall	133
Heaviest daily snowfall	21
Deepest snow cover	3

Records on 20 April 1947 by timescale: all-time 0, monthly 3, daily 305.

How Much Records Were Beaten By

237 broken records

Margins by which the 237 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

20 April 1947

Top 20 records on 20 April 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1947	Budge Budge, IN	daily rain	93.7 mm (3.7 in)	62.7 mm (2.5 in)	28 years	52 of 100 (Notable)
20 April 1947	Leamington, CA	daily rain	39.9 mm (1.6 in)	28.2 mm (1.1 in)	26 years	45 of 100 (Notable)
20 April 1947	Sable Island, CA	daily snowfall	12.7 cm (5.0 in)	11.7 cm (4.6 in)	21 years	41 of 100 (Notable)
20 April 1947	Wapello, US	daily rain	34.3 mm (1.4 in)	22.1 mm (0.9 in)	44 years	41 of 100 (Notable)
20 April 1947	Armagh, GB	daily high min	9.0 C (48.2 F)	0.6 C (1.1 F)	90 years	39 of 100 (Notable)
20 April 1947	The Pas, CA	daily snowfall	17.8 cm (7.0 in)	7.6 cm (3.0 in)	32 years	35 of 100 (Notable)
20 April 1947	Hemlock, US	daily rain	32.5 mm (1.3 in)	15.5 mm (0.6 in)	30 years	34 of 100 (Routine)
20 April 1947	Conargo (Willurah), AU	daily rain	27.4 mm (1.1 in)	9.9 mm (0.39 in)	55 years	31 of 100 (Routine)
20 April 1947	Coldwater St School, US	daily rain	40.6 mm (1.6 in)	15.2 mm (0.6 in)	26 years	31 of 100 (Routine)
20 April 1947	Anticosti SW Point, CA	daily low max	-2.8 C (27.0 F)	1.7 C (3.1 F)	65 years	30 of 100 (Routine)
20 April 1947	Letchworth Park, US	daily rain	27.4 mm (1.1 in)	14.2 mm (0.6 in)	22 years	29 of 100 (Routine)
20 April 1947	Melfort, CA	daily snowfall	12.2 cm (4.8 in)	8.1 cm (3.2 in)	9 years	28 of 100 (Routine)
20 April 1947	Balasore, IN	monthly rain	71.4 mm (2.8 in)	14.8 mm (0.6 in)	1 year	28 of 100 (Routine)
20 April 1947	Ambur, IN	daily rain	34.3 mm (1.4 in)	26.2 mm (1.0 in)	12 years	28 of 100 (Routine)
20 April 1947	Mistassini Post, CA	daily low max	-12.2 C (10.0 F)	8.9 C (16.0 F)	21 years	27 of 100 (Routine)
20 April 1947	Springfield Abraham Lincoln Ca, US	daily rain	25.9 mm (1.0 in)	14.7 mm (0.6 in)	30 years	27 of 100 (Routine)
20 April 1947	Lynnville 4 SSW, US	daily rain	33.3 mm (1.3 in)	12.2 mm (0.5 in)	46 years	26 of 100 (Routine)
20 April 1947	Livingston, US	daily rain	53.3 mm (2.1 in)	27.9 mm (1.1 in)	34 years	25 of 100 (Routine)
20 April 1947	Jackson, US	daily high min	5.0 C (41.0 F)	4.4 C (7.9 F)	41 years	25 of 100 (Routine)
20 April 1947	Lost River, CA	monthly snowfall	20.3 cm (8.0 in)	2.5 cm (1.0 in)	23 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

1807 to 1947

Records set or tied on this calendar date in each year from 1807 to 1947. 1947 had 308 records.

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

Records on 04-20 in each year
Year	Records
1807	3
1817	1
1838	1
1849	2
1851	1
1852	4
1854	1
1858	1
1860	1
1864	1
1865	3
1868	1
1869	1
1870	1
1872	1
1874	3
1875	4
1876	1
1878	2
1880	2
1881	2
1884	1
1885	1
1886	2
1889	1
1891	2
1892	1
1893	6
1894	8
1895	7
1896	3
1897	6
1898	1
1899	1
1901	8
1902	3
1903	14
1904	31
1905	9
1906	12
1907	18
1908	14
1909	22
1910	25
1911	18
1912	12
1913	19
1914	46
1915	45
1916	19
1917	33
1918	42
1919	17
1920	49
1921	27
1922	40
1923	157
1924	113
1925	169
1926	310
1927	442
1928	212
1929	182
1930	87
1931	255
1932	166
1933	279
1934	384
1935	384
1936	311
1937	427
1938	339
1939	158
1940	519
1941	558
1942	223
1943	670
1944	304
1945	391
1946	395
1947	308
1948	493
1949	477
1950	329
1951	690
1952	552
1953	1,071
1954	377
1955	623
1956	384
1957	730
1958	327
1959	563
1960	472
1961	1,078
1962	487
1963	595
1964	749
1965	724
1966	1,174
1967	864
1968	975
1969	382
1970	948
1971	765
1972	531
1973	982
1974	673
1975	344
1976	661
1977	693
1978	800
1979	495
1980	1,539
1981	706
1982	906
1983	1,844
1984	922
1985	1,140
1986	770
1987	1,447
1988	1,144
1989	1,187
1990	1,495
1991	1,075
1992	1,009
1993	772
1994	756
1995	1,351
1996	970
1997	833
1998	1,490
1999	674
2000	931
2001	752
2002	1,081
2003	758
2004	567
2005	707
2006	859
2007	582
2008	1,110
2009	845
2010	693
2011	1,477
2012	726
2013	1,520
2014	384
2015	702
2016	650
2017	734
2018	1,309
2019	1,019
2020	449
2021	1,215
2022	596
2023	828
2024	673
2025	836
2026	533

Download the Data

Data for records on 1947-04-20: 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	213
20 to 40	18
40 to 60	1
60 to 80	2
80 to 100	1
100 to 120	1
120 to 140	0
140 to 160	1