Weather Records on 4 April 1947

397 weather records were set or tied worldwide on 4 April 1947. Highest significance: Woodstock, CA.

Key Facts for 4 April 1947

On 4 April 1947, 397 weather records were set or tied at long-record stations worldwide.
113 were record highs and 52 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 382 daily.
Woodstock set a daily record precipitation of 44.2 mm (1.7 in) on 4 April 1947.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 505 records.

Record Map

397 stations

397 station records on 4 April 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Woodstock	Canada	Record daily precipitation	44.2 mm (1.7 in)	61 of 100 (Major)
Lake Kachess	United States	Record daily snowfall	22.9 cm (9.0 in)	48 of 100 (Notable)
Williston Sloulin Fld	United States	Record daily snowfall	13.7 cm (5.4 in)	46 of 100 (Notable)
Rpf 477 Mile	Australia	Record daily precipitation	45.7 mm (1.8 in)	42 of 100 (Notable)
Ridgetown	Canada	Record daily precipitation	46.5 mm (1.8 in)	42 of 100 (Notable)
Red Oak	United States	Record daily precipitation	32.5 mm (1.3 in)	40 of 100 (Notable)
Rpf 510 Mile	Australia	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Lake Keechelus	United States	Record daily snowfall	22.9 cm (9.0 in)	38 of 100 (Notable)
Wallaceburg	Canada	Record daily precipitation	38.9 mm (1.5 in)	36 of 100 (Notable)
Knoxville	United States	Record daily precipitation	42.9 mm (1.7 in)	35 of 100 (Notable)
Monroe	United States	Record daily precipitation	48.0 mm (1.9 in)	35 of 100 (Notable)
Toledo 3N	United States	Record daily precipitation	29.2 mm (1.1 in)	35 of 100 (Notable)
Clarinda	United States	Record daily precipitation	53.8 mm (2.1 in)	34 of 100 (Routine)
Centralia	United States	Record daily precipitation	39.4 mm (1.6 in)	34 of 100 (Routine)
Glasgow #2	United States	Record daily snowfall	12.2 cm (4.8 in)	34 of 100 (Routine)
Goderich	Canada	Record high minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Williamsburg 1E	United States	Record daily precipitation	28.2 mm (1.1 in)	33 of 100 (Routine)
Marmarth	United States	Record daily snowfall	16.5 cm (6.5 in)	33 of 100 (Routine)
Government Creek	United States	Record daily snowfall	20.3 cm (8.0 in)	33 of 100 (Routine)
Harrow Cda	Canada	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Horton	United States	Record daily precipitation	44.7 mm (1.8 in)	32 of 100 (Routine)
Salgueiro	Brazil	Record daily precipitation	85.4 mm (3.4 in)	31 of 100 (Routine)
Bosbokrand (Pol)	South Africa	Record daily precipitation	51.1 mm (2.0 in)	31 of 100 (Routine)
Saginaw Mbs Intl AP	United States	Record daily precipitation	28.7 mm (1.1 in)	31 of 100 (Routine)
Indianola 1SW	United States	Record daily precipitation	49.3 mm (1.9 in)	30 of 100 (Routine)
Waverly	United States	Record daily precipitation	46.7 mm (1.8 in)	30 of 100 (Routine)
Quincy	United States	Record daily precipitation	45.0 mm (1.8 in)	29 of 100 (Routine)
Grand Coteau	United States	Record high minimum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Hettinger	United States	Record snow depth	12.7 cm (5.0 in)	29 of 100 (Routine)
Joliet	United States	Record daily precipitation	46.2 mm (1.8 in)	29 of 100 (Routine)
Orenburg	Russia	Record high minimum temperature	8.2 C (46.8 F)	28 of 100 (Routine)
Atyrau	Kazakhstan	Record high minimum temperature	10.9 C (51.6 F)	27 of 100 (Routine)
Cumberland	United States	Record daily precipitation	37.3 mm (1.5 in)	27 of 100 (Routine)
Glenwood 3SW	United States	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
Prospect 2 SW	United States	Record daily snowfall	10.2 cm (4.0 in)	27 of 100 (Routine)
Afton	United States	Record daily precipitation	45.0 mm (1.8 in)	26 of 100 (Routine)
Erick	United States	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Benson	United States	Record low maximum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Mildred	United States	Record daily snowfall	19.1 cm (7.5 in)	25 of 100 (Routine)
Chita	Russia	Record low minimum temperature	-25.7 C (-14.3 F)	24 of 100 (Routine)
Greenfield	United States	Record daily precipitation	45.2 mm (1.8 in)	24 of 100 (Routine)
Forks 4 NNE	United States	Record daily snowfall	5.1 cm (2.0 in)	24 of 100 (Routine)
Evanston 1 E	United States	Record daily snowfall	10.2 cm (4.0 in)	24 of 100 (Routine)
Stratford	Canada	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Waukee	United States	Record daily precipitation	31.0 mm (1.2 in)	23 of 100 (Routine)
Montevideo 1SW	United States	Record daily precipitation	25.7 mm (1.0 in)	23 of 100 (Routine)
Pau Dos Ferros	Brazil	Record daily precipitation	88.0 mm (3.5 in)	22 of 100 (Routine)
Kamennaja-Step	Russia	Record high minimum temperature	7.5 C (45.5 F)	22 of 100 (Routine)
Corning	United States	Record daily precipitation	36.6 mm (1.4 in)	22 of 100 (Routine)
Mt Vernon 3 SW	United States	Record high minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
Ft Reno	United States	Record daily precipitation	57.2 mm (2.3 in)	22 of 100 (Routine)
Ganca	Azerbaijan	Record high maximum temperature	25.2 C (77.4 F)	21 of 100 (Routine)
Lexington 3E	United States	Record daily precipitation	40.6 mm (1.6 in)	21 of 100 (Routine)
Plevna	United States	Record daily snowfall	17.8 cm (7.0 in)	21 of 100 (Routine)
Kohala Mis 175.1	United States	Record high minimum temperature	20.6 C (69.1 F)	21 of 100 (Routine)
Ust Tzilma	Russia	Record daily precipitation	11.3 mm (0.4 in)	20 of 100 (Routine)
Igatpuri	India	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Williston Sloulin Fld	United States	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Ekalaka	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Hermosa 3 SSW	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)

Counts by Type and Timescale

397 records

Records set or tied on 4 April 1947 by type: Highest daily maximum 33, Lowest daily maximum 27, Highest daily minimum 80, Lowest daily minimum 25, Heaviest daily rainfall 188, Heaviest daily snowfall 37, Deepest snow cover 7.

Records on 4 April 1947 by type
Record type	Records
Highest daily maximum	33
Lowest daily maximum	27
Highest daily minimum	80
Lowest daily minimum	25
Heaviest daily rainfall	188
Heaviest daily snowfall	37
Deepest snow cover	7

Records on 4 April 1947 by timescale: all-time 0, monthly 15, daily 382.

How Much Records Were Beaten By

319 broken records

Margins by which the 319 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 204.0. Ties are not counted.

Top 20 by Significance

4 April 1947

Top 20 records on 4 April 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1947	Woodstock, CA	daily rain	44.2 mm (1.7 in)	28.2 mm (1.1 in)	54 years	61 of 100 (Major)
4 April 1947	Lake Kachess, US	daily snowfall	22.9 cm (9.0 in)	20.4 cm (8.0 in)	37 years	48 of 100 (Notable)
4 April 1947	Williston Sloulin Fld, US	daily snowfall	13.7 cm (5.4 in)	11.2 cm (4.4 in)	52 years	46 of 100 (Notable)
4 April 1947	Rpf 477 Mile, AU	daily rain	45.7 mm (1.8 in)	42.9 mm (1.7 in)	16 years	42 of 100 (Notable)
4 April 1947	Ridgetown, CA	monthly rain	46.5 mm (1.8 in)	5.9 mm (0.23 in)	60 years	42 of 100 (Notable)
4 April 1947	Red Oak, US	daily rain	32.5 mm (1.3 in)	19.3 mm (0.8 in)	48 years	40 of 100 (Notable)
4 April 1947	Rpf 510 Mile, AU	daily rain	38.1 mm (1.5 in)	38.1 mm (1.5 in)	33 years	39 of 100 (Notable)
4 April 1947	Lake Keechelus, US	daily snowfall	22.9 cm (9.0 in)	12.7 cm (5.0 in)	37 years	38 of 100 (Notable)
4 April 1947	Wallaceburg, CA	daily rain	38.9 mm (1.5 in)	18.6 mm (0.7 in)	36 years	36 of 100 (Notable)
4 April 1947	Knoxville, US	daily rain	42.9 mm (1.7 in)	21.3 mm (0.8 in)	29 years	35 of 100 (Notable)
4 April 1947	Monroe, US	daily rain	48.0 mm (1.9 in)	23.4 mm (0.9 in)	29 years	35 of 100 (Notable)
4 April 1947	Toledo 3N, US	daily rain	29.2 mm (1.1 in)	17.8 mm (0.7 in)	36 years	35 of 100 (Notable)
4 April 1947	Clarinda, US	daily rain	53.8 mm (2.1 in)	14.9 mm (0.6 in)	48 years	34 of 100 (Routine)
4 April 1947	Centralia, US	daily rain	39.4 mm (1.6 in)	24.2 mm (1.0 in)	26 years	34 of 100 (Routine)
4 April 1947	Glasgow #2, US	daily snowfall	12.2 cm (4.8 in)	12.2 cm (4.8 in)	51 years	34 of 100 (Routine)
4 April 1947	Goderich, CA	daily high min	5.0 C (41.0 F)	1.1 C (2.0 F)	79 years	33 of 100 (Routine)
4 April 1947	Williamsburg 1E, US	daily rain	28.2 mm (1.1 in)	18.0 mm (0.7 in)	29 years	33 of 100 (Routine)
4 April 1947	Marmarth, US	monthly snowfall	16.5 cm (6.5 in)	3.8 cm (1.5 in)	28 years	33 of 100 (Routine)
4 April 1947	Government Creek, US	daily snowfall	20.3 cm (8.0 in)	12.7 cm (5.0 in)	25 years	33 of 100 (Routine)
4 April 1947	Harrow Cda, CA	daily rain	31.0 mm (1.2 in)	19.6 mm (0.8 in)	5 years	32 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

1794 to 1947

Records set or tied on this calendar date in each year from 1794 to 1947. 1947 had 397 records.

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

Records on 04-04 in each year
Year	Records
1794	1
1808	1
1809	1
1815	2
1819	1
1853	1
1857	1
1873	1
1874	2
1877	2
1878	1
1879	3
1880	2
1881	3
1882	1
1883	1
1884	1
1885	1
1886	2
1887	1
1888	1
1891	1
1892	6
1893	2
1895	2
1896	3
1897	4
1898	7
1899	4
1900	7
1901	12
1902	2
1903	17
1904	6
1905	23
1906	7
1907	9
1908	20
1909	15
1910	48
1911	55
1912	25
1913	31
1914	13
1915	52
1916	65
1917	36
1918	37
1919	27
1920	89
1921	205
1922	39
1923	101
1924	51
1925	126
1926	206
1927	203
1928	625
1929	1,320
1930	86
1931	201
1932	193
1933	167
1934	656
1935	402
1936	714
1937	344
1938	201
1939	243
1940	392
1941	353
1942	537
1943	456
1944	975
1945	806
1946	459
1947	397
1948	202
1949	458
1950	1,044
1951	352
1952	348
1953	332
1954	742
1955	448
1956	426
1957	984
1958	492
1959	524
1960	756
1961	525
1962	308
1963	586
1964	675
1965	443
1966	469
1967	438
1968	640
1969	424
1970	438
1971	560
1972	695
1973	511
1974	1,356
1975	1,981
1976	353
1977	780
1978	497
1979	984
1980	690
1981	1,393
1982	1,251
1983	1,202
1984	762
1985	865
1986	810
1987	2,317
1988	1,119
1989	668
1990	826
1991	957
1992	1,270
1993	733
1994	726
1995	935
1996	699
1997	1,538
1998	931
1999	1,575
2000	1,371
2001	1,040
2002	989
2003	1,055
2004	782
2005	1,070
2006	911
2007	1,009
2008	860
2009	1,068
2010	758
2011	1,155
2012	830
2013	938
2014	705
2015	452
2016	795
2017	603
2018	1,196
2019	407
2020	914
2021	1,341
2022	1,014
2023	2,058
2024	966
2025	1,330
2026	894

Download the Data

Data for records on 1947-04-04: 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 50	307
50 to 100	6
100 to 150	5
150 to 200	0
200 to 250	1