Weather Records on 18 April 1947

444 weather records were set or tied worldwide on 18 April 1947. Highest significance: Songadh, IN.

Key Facts for 18 April 1947

On 18 April 1947, 444 weather records were set or tied at long-record stations worldwide.
60 were record highs and 88 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 65 monthly and 378 daily.
Songadh set an all-time record daily precipitation of 232.4 mm (9.1 in) on 18 April 1947.
Across 160 earlier years (1793 to 2026) the same calendar date averaged 467 records.

Record Map

444 stations

444 station records on 18 April 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 April 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Songadh	India	Record daily precipitation	232.4 mm (9.1 in)	72 of 100 (Major)
Ranpur	India	Record daily precipitation	144.3 mm (5.7 in)	65 of 100 (Major)
Gogha	India	Record daily precipitation	226.6 mm (8.9 in)	65 of 100 (Major)
Jambusar	India	Record daily precipitation	130.8 mm (5.1 in)	65 of 100 (Major)
Broach	India	Record daily precipitation	125.2 mm (4.9 in)	65 of 100 (Major)
Amod	India	Record daily precipitation	120.1 mm (4.7 in)	65 of 100 (Major)
Dholera	India	Record daily precipitation	124.5 mm (4.9 in)	63 of 100 (Major)
Pardi	India	Record daily precipitation	69.1 mm (2.7 in)	63 of 100 (Major)
Matar	India	Record daily precipitation	57.2 mm (2.3 in)	63 of 100 (Major)
Borsad	India	Record daily precipitation	95.3 mm (3.8 in)	63 of 100 (Major)
Cambay	India	Record daily precipitation	114.6 mm (4.5 in)	63 of 100 (Major)
Dahej	India	Record daily precipitation	124.5 mm (4.9 in)	61 of 100 (Major)
Anand	India	Record daily precipitation	71.1 mm (2.8 in)	61 of 100 (Major)
Hansot	India	Record daily precipitation	81.3 mm (3.2 in)	59 of 100 (Notable)
Nadiad	India	Record daily precipitation	58.4 mm (2.3 in)	58 of 100 (Notable)
Jafrabad	India	Record daily precipitation	53.8 mm (2.1 in)	57 of 100 (Notable)
Moorland (Denro-An)	Australia	Record daily precipitation	161.0 mm (6.3 in)	56 of 100 (Notable)
Dholka	India	Record daily precipitation	50.8 mm (2.0 in)	56 of 100 (Notable)
Palitana	India	Record daily precipitation	275.6 mm (10.9 in)	54 of 100 (Notable)
Vagra	India	Record daily precipitation	129.5 mm (5.1 in)	54 of 100 (Notable)
Olpad	India	Record daily precipitation	53.3 mm (2.1 in)	54 of 100 (Notable)
Chuda	India	Record daily precipitation	78.7 mm (3.1 in)	54 of 100 (Notable)
Serpentine	Australia	Record daily precipitation	52.1 mm (2.1 in)	52 of 100 (Notable)
Dhandhuka	India	Record daily precipitation	49.5 mm (1.9 in)	52 of 100 (Notable)
Rajpipla(Nandod)	India	Record daily precipitation	33.3 mm (1.3 in)	52 of 100 (Notable)
Ilav	India	Record daily precipitation	44.5 mm (1.8 in)	51 of 100 (Notable)
St Catharines	Canada	Record daily snowfall	6.4 cm (2.5 in)	50 of 100 (Notable)
Bulsar Obsy Sr	India	Record daily precipitation	31.8 mm (1.3 in)	50 of 100 (Notable)
Canning River Weir	Australia	Record daily precipitation	55.6 mm (2.2 in)	49 of 100 (Notable)
Chikhli	India	Record daily precipitation	40.6 mm (1.6 in)	49 of 100 (Notable)
Mahim	India	Record daily precipitation	48.8 mm (1.9 in)	49 of 100 (Notable)
Kendrapara	India	Record daily precipitation	53.3 mm (2.1 in)	48 of 100 (Notable)
Rockingham Post Office	Australia	Record daily precipitation	57.2 mm (2.3 in)	47 of 100 (Notable)
Ankleshwar	India	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Roha	India	Record daily precipitation	30.5 mm (1.2 in)	47 of 100 (Notable)
Newaygo Hardy Dam	United States	Record daily snowfall	10.2 cm (4.0 in)	47 of 100 (Notable)
Mahudha	India	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Igatpuri	India	Record daily precipitation	58.4 mm (2.3 in)	46 of 100 (Notable)
Gondal	India	Record daily precipitation	72.1 mm (2.8 in)	45 of 100 (Notable)
River Jordan	Canada	Record daily precipitation	43.9 mm (1.7 in)	44 of 100 (Notable)
Sunbaras Sr	India	Record daily precipitation	38.1 mm (1.5 in)	44 of 100 (Notable)
Thana	India	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Rajkot	India	Record daily precipitation	26.4 mm (1.0 in)	43 of 100 (Notable)
Shahapur	India	Record daily precipitation	25.9 mm (1.0 in)	42 of 100 (Notable)
Hatfield	United States	Record daily snowfall	10.2 cm (4.0 in)	42 of 100 (Notable)
Bombay (Colaba) Obsy Sr	India	Record daily precipitation	37.3 mm (1.5 in)	40 of 100 (Notable)
Mundo Novo	Brazil	Record daily precipitation	60.0 mm (2.4 in)	39 of 100 (Notable)
Mundaring Weir	Australia	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Simcoe	Canada	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Guelph Oac	Canada	Record daily snowfall	5.1 cm (2.0 in)	36 of 100 (Notable)
Umbergaon	India	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Kurla	India	Record daily precipitation	53.3 mm (2.1 in)	36 of 100 (Notable)
Lower Chittering	Australia	Record daily precipitation	38.9 mm (1.5 in)	35 of 100 (Notable)
Surat	India	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Menasha	United States	Record snow depth	17.8 cm (7.0 in)	35 of 100 (Notable)
Mistassini Post	Canada	Record low maximum temperature	-12.2 C (10.0 F)	34 of 100 (Routine)
Kalyan	India	Record daily precipitation	34.3 mm (1.4 in)	34 of 100 (Routine)
Wooroloo	Australia	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)
Dhrangadhra	India	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Pilanesberg-Pol	South Africa	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)

Counts by Type and Timescale

444 records

Records set or tied on 18 April 1947 by type: Highest daily maximum 13, Lowest daily maximum 34, Highest daily minimum 47, Lowest daily minimum 54, Heaviest daily rainfall 246, Heaviest daily snowfall 43, Deepest snow cover 7.

Records on 18 April 1947 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	34
Highest daily minimum	47
Lowest daily minimum	54
Heaviest daily rainfall	246
Heaviest daily snowfall	43
Deepest snow cover	7

Records on 18 April 1947 by timescale: all-time 1, monthly 65, daily 378.

How Much Records Were Beaten By

382 broken records

Margins by which the 382 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 232.9. Ties are not counted.

Top 20 by Significance

18 April 1947

Top 20 records on 18 April 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 April 1947	Songadh, IN	all-time rain	232.4 mm (9.1 in)	49.5 mm (1.9 in)	29 years	72 of 100 (Major)
18 April 1947	Ranpur, IN	monthly rain	144.3 mm (5.7 in)	138.2 mm (5.4 in)	39 years	65 of 100 (Major)
18 April 1947	Gogha, IN	monthly rain	226.6 mm (8.9 in)	207.0 mm (8.1 in)	37 years	65 of 100 (Major)
18 April 1947	Jambusar, IN	monthly rain	130.8 mm (5.1 in)	97.8 mm (3.9 in)	37 years	65 of 100 (Major)
18 April 1947	Broach, IN	monthly rain	125.2 mm (4.9 in)	111.5 mm (4.4 in)	37 years	65 of 100 (Major)
18 April 1947	Amod, IN	monthly rain	120.1 mm (4.7 in)	99.0 mm (3.9 in)	37 years	65 of 100 (Major)
18 April 1947	Dholera, IN	monthly rain	124.5 mm (4.9 in)	108.8 mm (4.3 in)	30 years	63 of 100 (Major)
18 April 1947	Pardi, IN	monthly rain	69.1 mm (2.7 in)	44.0 mm (1.7 in)	32 years	63 of 100 (Major)
18 April 1947	Matar, IN	monthly rain	57.2 mm (2.3 in)	47.3 mm (1.9 in)	30 years	63 of 100 (Major)
18 April 1947	Borsad, IN	monthly rain	95.3 mm (3.8 in)	81.3 mm (3.2 in)	30 years	63 of 100 (Major)
18 April 1947	Cambay, IN	monthly rain	114.6 mm (4.5 in)	97.1 mm (3.8 in)	30 years	63 of 100 (Major)
18 April 1947	Dahej, IN	monthly rain	124.5 mm (4.9 in)	114.6 mm (4.5 in)	24 years	61 of 100 (Major)
18 April 1947	Anand, IN	monthly rain	71.1 mm (2.8 in)	58.4 mm (2.3 in)	24 years	61 of 100 (Major)
18 April 1947	Hansot, IN	monthly rain	81.3 mm (3.2 in)	72.4 mm (2.9 in)	19 years	59 of 100 (Notable)
18 April 1947	Nadiad, IN	monthly rain	58.4 mm (2.3 in)	47.2 mm (1.9 in)	13 years	58 of 100 (Notable)
18 April 1947	Jafrabad, IN	daily rain	53.8 mm (2.1 in)	53.8 mm (2.1 in)	45 years	57 of 100 (Notable)
18 April 1947	Moorland (Denro-An), AU	daily rain	161.0 mm (6.3 in)	102.6 mm (4.0 in)	36 years	56 of 100 (Notable)
18 April 1947	Dholka, IN	monthly rain	50.8 mm (2.0 in)	40.6 mm (1.6 in)	6 years	56 of 100 (Notable)
18 April 1947	Palitana, IN	monthly rain	275.6 mm (10.9 in)	232.9 mm (9.2 in)	0 years	54 of 100 (Notable)
18 April 1947	Vagra, IN	monthly rain	129.5 mm (5.1 in)	127.0 mm (5.0 in)	0 years	54 of 100 (Notable)

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

1793 to 1947

Records set or tied on this calendar date in each year from 1793 to 1947. 1947 had 444 records.

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

Records on 04-18 in each year
Year	Records
1793	1
1807	2
1815	1
1838	1
1847	1
1849	1
1851	1
1852	3
1854	3
1855	1
1865	4
1867	1
1870	1
1871	1
1875	4
1877	2
1878	1
1879	3
1880	2
1884	2
1886	2
1887	3
1888	1
1889	1
1890	2
1891	1
1892	3
1893	5
1894	7
1895	2
1896	3
1897	5
1898	8
1899	2
1900	2
1901	6
1902	5
1903	11
1904	9
1905	12
1906	18
1907	17
1908	37
1909	19
1910	19
1911	25
1912	21
1913	26
1914	38
1915	31
1916	22
1917	40
1918	76
1919	16
1920	64
1921	58
1922	85
1923	107
1924	101
1925	154
1926	322
1927	391
1928	323
1929	126
1930	113
1931	173
1932	326
1933	211
1934	391
1935	264
1936	483
1937	477
1938	711
1939	525
1940	322
1941	496
1942	287
1943	298
1944	259
1945	371
1946	357
1947	444
1948	932
1949	345
1950	244
1951	658
1952	536
1953	1,322
1954	442
1955	817
1956	467
1957	629
1958	370
1959	468
1960	320
1961	520
1962	484
1963	662
1964	449
1965	363
1966	776
1967	882
1968	867
1969	795
1970	771
1971	1,106
1972	470
1973	953
1974	326
1975	751
1976	1,309
1977	717
1978	803
1979	841
1980	842
1981	708
1982	616
1983	2,082
1984	625
1985	1,119
1986	622
1987	1,068
1988	936
1989	625
1990	1,368
1991	780
1992	702
1993	730
1994	1,218
1995	1,601
1996	826
1997	1,256
1998	1,011
1999	1,428
2000	912
2001	1,487
2002	2,084
2003	969
2004	846
2005	622
2006	1,262
2007	675
2008	913
2009	624
2010	478
2011	1,122
2012	744
2013	2,509
2014	534
2015	519
2016	973
2017	588
2018	1,202
2019	601
2020	770
2021	592
2022	1,013
2023	739
2024	641
2025	997
2026	498

Download the Data

Data for records on 1947-04-18: 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	343
50 to 100	24
100 to 150	12
150 to 200	1
200 to 250	2