Weather Records on 15 April 1947

532 weather records were set or tied worldwide on 15 April 1947. Highest significance: Gabo Island Lighthouse, AU.

Key Facts for 15 April 1947

On 15 April 1947, 532 weather records were set or tied at long-record stations worldwide.
226 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 19 monthly and 513 daily.
Gabo Island Lighthouse set a daily record precipitation of 97.8 mm (3.9 in) on 15 April 1947.
Across 159 earlier years (1801 to 2026) the same calendar date averaged 493 records.

Record Map

532 stations

532 station records on 15 April 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 April 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gabo Island Lighthouse	Australia	Record daily precipitation	97.8 mm (3.9 in)	62 of 100 (Major)
Mangaon	India	Record daily precipitation	41.1 mm (1.6 in)	57 of 100 (Notable)
Woodside	Australia	Record daily precipitation	52.1 mm (2.1 in)	56 of 100 (Notable)
Gogo Station	Australia	Record daily precipitation	50.8 mm (2.0 in)	54 of 100 (Notable)
Brodribb River	Australia	Record daily precipitation	111.8 mm (4.4 in)	50 of 100 (Notable)
Deolgaon Raja	India	Record daily precipitation	61.0 mm (2.4 in)	49 of 100 (Notable)
Yarram	Australia	Record daily precipitation	54.4 mm (2.1 in)	48 of 100 (Notable)
Fitzroy Crossing Comp.	Australia	Record daily precipitation	62.2 mm (2.4 in)	41 of 100 (Notable)
Bird Island	United States	Record daily snowfall	17.8 cm (7.0 in)	40 of 100 (Notable)
Jamkhed	India	Record daily precipitation	34.0 mm (1.3 in)	39 of 100 (Notable)
Gundiah Railway Station	Australia	Record daily precipitation	57.2 mm (2.3 in)	38 of 100 (Notable)
Coringa(Corinza)	India	Record daily precipitation	40.6 mm (1.6 in)	36 of 100 (Notable)
Kudal	India	Record daily precipitation	26.7 mm (1.1 in)	36 of 100 (Notable)
Wyndham Post Office	Australia	Record daily precipitation	115.1 mm (4.5 in)	35 of 100 (Notable)
Lysebotn	Norway	Record daily precipitation	74.2 mm (2.9 in)	35 of 100 (Notable)
Kurrowah	Australia	Record daily precipitation	31.8 mm (1.3 in)	32 of 100 (Routine)
Alberton Post Office	Australia	Record daily precipitation	43.7 mm (1.7 in)	32 of 100 (Routine)
Masset Airport	Canada	Record high maximum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Potgietersrus	South Africa	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Millen 4 N	United States	Record daily precipitation	56.4 mm (2.2 in)	32 of 100 (Routine)
McAdam	Canada	Record daily snowfall	17.8 cm (7.0 in)	31 of 100 (Routine)
Dickinson Exp STN	United States	Record daily snowfall	10.9 cm (4.3 in)	31 of 100 (Routine)
N Bend SW Oregon Rgnl AP	United States	Record high maximum temperature	28.9 C (84.0 F)	31 of 100 (Routine)
Mt Pleasant 2 W	United States	Record daily precipitation	76.2 mm (3.0 in)	29 of 100 (Routine)
Chillicothe	United States	Record daily precipitation	41.7 mm (1.6 in)	29 of 100 (Routine)
Lakes Entrance Post Office	Australia	Record daily precipitation	32.3 mm (1.3 in)	28 of 100 (Routine)
Serra Talhada	Brazil	Record daily precipitation	61.3 mm (2.4 in)	28 of 100 (Routine)
Redding Fire STN 2	United States	Record high minimum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Osage	United States	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Milbank 4 NW	United States	Record daily snowfall	14.7 cm (5.8 in)	28 of 100 (Routine)
Redding Fire STN 2	United States	Record high maximum temperature	35.0 C (95.0 F)	27 of 100 (Routine)
Marianna Sch For Boys	United States	Record daily precipitation	97.8 mm (3.9 in)	27 of 100 (Routine)
Viroqua	United States	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Murarrie Road Csiro	Australia	Record daily precipitation	44.5 mm (1.8 in)	26 of 100 (Routine)
Genoa	Australia	Record daily precipitation	76.7 mm (3.0 in)	26 of 100 (Routine)
Clontarf	Canada	Record daily snowfall	12.7 cm (5.0 in)	26 of 100 (Routine)
Lakefield	Canada	Record daily snowfall	12.7 cm (5.0 in)	26 of 100 (Routine)
Hollister 1 SW	United States	Record high maximum temperature	33.9 C (93.0 F)	26 of 100 (Routine)
Upper Lake 2 N	United States	Record high maximum temperature	33.3 C (91.9 F)	26 of 100 (Routine)
Winona	United States	Record daily snowfall	10.9 cm (4.3 in)	26 of 100 (Routine)
Aberdeen	United States	Record daily snowfall	12.7 cm (5.0 in)	26 of 100 (Routine)
Oakland	United States	Record high maximum temperature	28.9 C (84.0 F)	25 of 100 (Routine)
San Jose	United States	Record high maximum temperature	31.1 C (88.0 F)	25 of 100 (Routine)
Ukiah	United States	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)
Montezuma 2 NW	United States	Record daily precipitation	126.5 mm (5.0 in)	25 of 100 (Routine)
Mandan Exp STN	United States	Record daily snowfall	8.9 cm (3.5 in)	25 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Saanichton Cda	Canada	Record high minimum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
Mistassini Post	Canada	Record low maximum temperature	-17.2 C (1.0 F)	24 of 100 (Routine)
Saint Helena	United States	Record high maximum temperature	35.0 C (95.0 F)	24 of 100 (Routine)
Dickinson Exp STN	United States	Record snow depth	12.7 cm (5.0 in)	24 of 100 (Routine)
Astoria	United States	Record high maximum temperature	27.2 C (81.0 F)	24 of 100 (Routine)
Blaine	United States	Record high maximum temperature	25.6 C (78.1 F)	24 of 100 (Routine)
Newport	United States	Record high minimum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Welshpool	Australia	Record daily precipitation	38.9 mm (1.5 in)	23 of 100 (Routine)
Ouricuri	Brazil	Record daily precipitation	50.0 mm (2.0 in)	23 of 100 (Routine)
Guelph Oac	Canada	Record daily snowfall	7.1 cm (2.8 in)	23 of 100 (Routine)
Rocklin	United States	Record high maximum temperature	32.2 C (90.0 F)	23 of 100 (Routine)
Santa Rosa	United States	Record high maximum temperature	31.7 C (89.1 F)	23 of 100 (Routine)
Albert Lea 3SE	United States	Record daily snowfall	12.7 cm (5.0 in)	23 of 100 (Routine)

Counts by Type and Timescale

532 records

Records set or tied on 15 April 1947 by type: Highest daily maximum 151, Lowest daily maximum 33, Highest daily minimum 75, Lowest daily minimum 8, Heaviest daily rainfall 214, Heaviest daily snowfall 44, Deepest snow cover 7.

Records on 15 April 1947 by type
Record type	Records
Highest daily maximum	151
Lowest daily maximum	33
Highest daily minimum	75
Lowest daily minimum	8
Heaviest daily rainfall	214
Heaviest daily snowfall	44
Deepest snow cover	7

Records on 15 April 1947 by timescale: all-time 0, monthly 19, daily 513.

How Much Records Were Beaten By

460 broken records

Margins by which the 460 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 200.0. Ties are not counted.

Top 20 by Significance

15 April 1947

Top 20 records on 15 April 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 April 1947	Gabo Island Lighthouse, AU	daily rain	97.8 mm (3.9 in)	41.9 mm (1.6 in)	53 years	62 of 100 (Major)
15 April 1947	Mangaon, IN	daily rain	41.1 mm (1.6 in)	41.1 mm (1.6 in)	45 years	57 of 100 (Notable)
15 April 1947	Woodside, AU	daily rain	52.1 mm (2.1 in)	41.4 mm (1.6 in)	46 years	56 of 100 (Notable)
15 April 1947	Gogo Station, AU	daily rain	50.8 mm (2.0 in)	49.8 mm (2.0 in)	36 years	54 of 100 (Notable)
15 April 1947	Brodribb River, AU	monthly rain	111.8 mm (4.4 in)	40.9 mm (1.6 in)	2 years	50 of 100 (Notable)
15 April 1947	Deolgaon Raja, IN	daily rain	61.0 mm (2.4 in)	40.7 mm (1.6 in)	32 years	49 of 100 (Notable)
15 April 1947	Yarram, AU	daily rain	54.4 mm (2.1 in)	34.1 mm (1.3 in)	12 years	48 of 100 (Notable)
15 April 1947	Fitzroy Crossing Comp., AU	daily rain	62.2 mm (2.4 in)	38.3 mm (1.5 in)	38 years	41 of 100 (Notable)
15 April 1947	Bird Island, US	daily snowfall	17.8 cm (7.0 in)	12.7 cm (5.0 in)	28 years	40 of 100 (Notable)
15 April 1947	Jamkhed, IN	daily rain	34.0 mm (1.3 in)	25.1 mm (1.0 in)	16 years	39 of 100 (Notable)
15 April 1947	Gundiah Railway Station, AU	daily rain	57.2 mm (2.3 in)	36.9 mm (1.5 in)	45 years	38 of 100 (Notable)
15 April 1947	Coringa(Corinza), IN	daily rain	40.6 mm (1.6 in)	40.6 mm (1.6 in)	45 years	36 of 100 (Notable)
15 April 1947	Kudal, IN	daily rain	26.7 mm (1.1 in)	25.9 mm (1.0 in)	25 years	36 of 100 (Notable)
15 April 1947	Wyndham Post Office, AU	daily rain	115.1 mm (4.5 in)	46.5 mm (1.8 in)	12 years	35 of 100 (Notable)
15 April 1947	Lysebotn, NO	monthly rain	74.2 mm (2.9 in)	6.9 mm (0.27 in)	48 years	35 of 100 (Notable)
15 April 1947	Kurrowah, AU	daily rain	31.8 mm (1.3 in)	31.8 mm (1.3 in)	30 years	32 of 100 (Routine)
15 April 1947	Alberton Post Office, AU	daily rain	43.7 mm (1.7 in)	22.1 mm (0.9 in)	6 years	32 of 100 (Routine)
15 April 1947	Masset Airport, CA	daily high max	18.9 C (66.0 F)	4.5 C (8.1 F)	42 years	32 of 100 (Routine)
15 April 1947	Potgietersrus, ZA	daily rain	30.5 mm (1.2 in)	27.7 mm (1.1 in)	41 years	32 of 100 (Routine)
15 April 1947	Millen 4 N, US	daily rain	56.4 mm (2.2 in)	21.6 mm (0.9 in)	40 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

1801 to 1947

Records set or tied on this calendar date in each year from 1801 to 1947. 1947 had 532 records.

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

Records on 04-15 in each year
Year	Records
1801	1
1817	1
1820	1
1844	1
1845	1
1847	1
1849	1
1853	2
1855	2
1858	1
1862	3
1865	3
1866	1
1868	1
1869	2
1873	1
1874	1
1876	1
1880	1
1882	1
1885	3
1886	1
1887	3
1889	2
1890	3
1891	2
1892	8
1893	2
1894	1
1896	2
1897	1
1898	2
1899	4
1900	9
1901	2
1902	4
1903	8
1904	39
1905	11
1906	20
1907	18
1908	15
1909	18
1910	16
1911	20
1912	24
1913	39
1914	17
1915	13
1916	15
1917	35
1918	40
1919	22
1920	50
1921	59
1922	94
1923	178
1924	172
1925	168
1926	453
1927	321
1928	631
1929	91
1930	289
1931	388
1932	150
1933	300
1934	339
1935	515
1936	439
1937	277
1938	596
1939	789
1940	581
1941	628
1942	525
1943	1,037
1944	313
1945	783
1946	245
1947	532
1948	306
1949	419
1950	568
1951	504
1952	357
1953	475
1954	896
1955	484
1956	750
1957	378
1958	458
1959	314
1960	319
1961	877
1962	733
1963	714
1964	382
1965	504
1966	464
1967	599
1968	476
1969	555
1970	841
1971	640
1972	896
1973	667
1974	385
1975	780
1976	1,566
1977	649
1978	426
1979	370
1980	1,066
1981	724
1982	955
1983	1,343
1984	612
1985	788
1986	1,140
1987	579
1988	839
1989	836
1990	837
1991	769
1992	783
1993	1,156
1994	835
1995	805
1996	1,173
1997	1,031
1998	1,752
1999	1,249
2000	1,163
2001	1,043
2002	1,866
2003	1,760
2004	761
2005	583
2006	1,637
2007	1,776
2008	1,157
2009	853
2010	804
2011	1,162
2012	1,007
2013	1,146
2014	1,721
2015	739
2016	602
2017	474
2018	1,913
2019	610
2020	1,068
2021	494
2022	1,145
2023	912
2024	1,096
2025	860
2026	1,118

Download the Data

Data for records on 1947-04-15: 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 25	407
25 to 50	36
50 to 75	6
75 to 100	5
100 to 125	3
125 to 150	2
150 to 175	0
175 to 200	1