Weather Records on 17 April 1957

277 weather records were set or tied worldwide on 17 April 1957. Highest significance: Jacampari, BR.

Key Facts for 17 April 1957

On 17 April 1957, 277 weather records were set or tied at long-record stations worldwide.
39 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 271 daily.
Jacampari set an all-time record daily precipitation of 160.0 mm (6.3 in) on 17 April 1957.
Across 166 earlier years (1799 to 2026) the same calendar date averaged 454 records.

Record Map

277 stations

277 station records on 17 April 1957 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 April 1957: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jacampari	Brazil	Record daily precipitation	160.0 mm (6.3 in)	66 of 100 (Major)
Kynnersley	Australia	Record daily precipitation	41.4 mm (1.6 in)	52 of 100 (Notable)
Independencia	Brazil	Record daily precipitation	63.0 mm (2.5 in)	49 of 100 (Notable)
Cudgegong (Kiora)	Australia	Record daily precipitation	63.8 mm (2.5 in)	48 of 100 (Notable)
Guarabira	Brazil	Record daily precipitation	102.8 mm (4.0 in)	46 of 100 (Notable)
Lolworth	Australia	Record daily precipitation	76.2 mm (3.0 in)	42 of 100 (Notable)
Santa Barbara	United States	Record daily precipitation	33.8 mm (1.3 in)	38 of 100 (Notable)
Buffalo 2 SSW	United States	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Parnu	Estonia	Record low minimum temperature	-7.0 C (19.4 F)	34 of 100 (Routine)
Paso Robles	United States	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Coongoola	Australia	Record daily precipitation	34.5 mm (1.4 in)	33 of 100 (Routine)
Gadhinglaj	India	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)
Martins	Brazil	Record daily precipitation	101.6 mm (4.0 in)	32 of 100 (Routine)
Acude Cruzeta	Brazil	Record daily precipitation	64.6 mm (2.5 in)	32 of 100 (Routine)
Sotchi	Russia	Record high maximum temperature	31.1 C (88.0 F)	32 of 100 (Routine)
Ilford (Warrangunyah)	Australia	Record daily precipitation	35.3 mm (1.4 in)	29 of 100 (Routine)
Massape	Brazil	Record daily precipitation	38.5 mm (1.5 in)	29 of 100 (Routine)
Crowley 2 NE	United States	Record daily precipitation	73.2 mm (2.9 in)	29 of 100 (Routine)
Crockett	United States	Record daily precipitation	25.1 mm (1.0 in)	28 of 100 (Routine)
El-Golea	Algeria	Record low minimum temperature	6.2 C (43.2 F)	27 of 100 (Routine)
Kenilworth	Australia	Record daily precipitation	69.3 mm (2.7 in)	27 of 100 (Routine)
Welverdiend (Pol)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	27 of 100 (Routine)
Rayne 6 N	United States	Record daily precipitation	55.9 mm (2.2 in)	26 of 100 (Routine)
Arneiroz	Brazil	Record daily precipitation	40.6 mm (1.6 in)	25 of 100 (Routine)
Santo Antonio	Brazil	Record daily precipitation	45.0 mm (1.8 in)	25 of 100 (Routine)
Johnson 11 ESE	United States	Record high minimum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
Boulia Airport	Australia	Record high maximum temperature	36.9 C (98.4 F)	24 of 100 (Routine)
Cubbaroo	Australia	Record daily precipitation	31.0 mm (1.2 in)	24 of 100 (Routine)
Dewan	India	Record daily precipitation	113.5 mm (4.5 in)	24 of 100 (Routine)
Atlatlahuacan	Mexico	Record low minimum temperature	7.2 C (45.0 F)	24 of 100 (Routine)
Buzau	Romania	Record low maximum temperature	5.6 C (42.1 F)	24 of 100 (Routine)
Budennovsk	Russia	Record high maximum temperature	31.0 C (87.8 F)	24 of 100 (Routine)
Lamar	United States	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Sublette 7WSW	United States	Record daily precipitation	29.7 mm (1.2 in)	24 of 100 (Routine)
Lake Arthur 7 SW	United States	Record daily precipitation	86.4 mm (3.4 in)	24 of 100 (Routine)
Caucaia	Brazil	Record daily precipitation	97.0 mm (3.8 in)	23 of 100 (Routine)
Hammond	United States	Record daily precipitation	77.2 mm (3.0 in)	23 of 100 (Routine)
Astrakan	Russia	Record high minimum temperature	11.7 C (53.1 F)	22 of 100 (Routine)
Sfax El-Maou	Tunisia	Record low minimum temperature	3.0 C (37.4 F)	22 of 100 (Routine)
Pearl River	United States	Record daily precipitation	45.2 mm (1.8 in)	22 of 100 (Routine)
Uliman (Brentwood)	Australia	Record daily precipitation	31.0 mm (1.2 in)	21 of 100 (Routine)
De Ridder	United States	Record low maximum temperature	20.0 C (68.0 F)	21 of 100 (Routine)
Jefferson 3SE	United States	Record daily precipitation	26.7 mm (1.1 in)	21 of 100 (Routine)
Vinita 2 N	United States	Record daily precipitation	30.7 mm (1.2 in)	21 of 100 (Routine)
Arlington	United States	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Katol	India	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Harrai	India	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Binya Post Office	Australia	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Shenkursk	Russia	Record daily precipitation	16.2 mm (0.6 in)	20 of 100 (Routine)
Idria	United States	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Perm	Russia	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Edeowie	Australia	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
King City	United States	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Muloorina Station (Muloorina H	Australia	Record daily precipitation	0.5 mm (0.02 in)	20 of 100 (Routine)
Barud(Warud)	India	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Potgietersrus	South Africa	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Menindee Post Office	Australia	Record daily precipitation	3.3 mm (0.13 in)	20 of 100 (Routine)
Murwara(Kathi)	India	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Barstow	United States	Record daily precipitation	2.0 mm (0.08 in)	20 of 100 (Routine)
Goyders Lagoon (Clifton Hills)	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)

Counts by Type and Timescale

277 records

Records set or tied on 17 April 1957 by type: Highest daily maximum 13, Lowest daily maximum 22, Highest daily minimum 26, Lowest daily minimum 22, Heaviest daily rainfall 186, Heaviest daily snowfall 6, Deepest snow cover 2.

Records on 17 April 1957 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	22
Highest daily minimum	26
Lowest daily minimum	22
Heaviest daily rainfall	186
Heaviest daily snowfall	6
Deepest snow cover	2

Records on 17 April 1957 by timescale: all-time 1, monthly 5, daily 271.

How Much Records Were Beaten By

247 broken records

Margins by which the 247 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.2. Ties are not counted.

Top 20 by Significance

17 April 1957

Top 20 records on 17 April 1957 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 April 1957	Jacampari, BR	all-time rain	160.0 mm (6.3 in)	72.8 mm (2.9 in)	13 years	66 of 100 (Major)
17 April 1957	Kynnersley, AU	daily rain	41.4 mm (1.6 in)	37.1 mm (1.5 in)	48 years	52 of 100 (Notable)
17 April 1957	Independencia, BR	daily rain	63.0 mm (2.5 in)	45.5 mm (1.8 in)	35 years	49 of 100 (Notable)
17 April 1957	Cudgegong (Kiora), AU	daily rain	63.8 mm (2.5 in)	41.4 mm (1.6 in)	24 years	48 of 100 (Notable)
17 April 1957	Guarabira, BR	daily rain	102.8 mm (4.0 in)	78.2 mm (3.1 in)	8 years	46 of 100 (Notable)
17 April 1957	Lolworth, AU	daily rain	76.2 mm (3.0 in)	64.3 mm (2.5 in)	0 years	42 of 100 (Notable)
17 April 1957	Santa Barbara, US	daily rain	33.8 mm (1.3 in)	21.9 mm (0.9 in)	44 years	38 of 100 (Notable)
17 April 1957	Buffalo 2 SSW, US	daily rain	27.9 mm (1.1 in)	22.8 mm (0.9 in)	39 years	38 of 100 (Notable)
17 April 1957	Parnu, EE	daily low min	-7.0 C (19.4 F)	2.6 C (4.7 F)	69 years	34 of 100 (Routine)
17 April 1957	Paso Robles, US	daily rain	29.5 mm (1.2 in)	20.6 mm (0.8 in)	8 years	34 of 100 (Routine)
17 April 1957	Coongoola, AU	daily rain	34.5 mm (1.4 in)	20.3 mm (0.8 in)	24 years	33 of 100 (Routine)
17 April 1957	Gadhinglaj, IN	daily rain	33.0 mm (1.3 in)	17.8 mm (0.7 in)	48 years	33 of 100 (Routine)
17 April 1957	Martins, BR	daily rain	101.6 mm (4.0 in)	59.6 mm (2.3 in)	4 years	32 of 100 (Routine)
17 April 1957	Acude Cruzeta, BR	daily rain	64.6 mm (2.5 in)	34.3 mm (1.4 in)	7 years	32 of 100 (Routine)
17 April 1957	Sotchi, RU	daily high max	31.1 C (88.0 F)	4.6 C (8.3 F)	57 years	32 of 100 (Routine)
17 April 1957	Ilford (Warrangunyah), AU	daily rain	35.3 mm (1.4 in)	11.4 mm (0.4 in)	43 years	29 of 100 (Routine)
17 April 1957	Massape, BR	daily rain	38.5 mm (1.5 in)	19.7 mm (0.8 in)	36 years	29 of 100 (Routine)
17 April 1957	Crowley 2 NE, US	daily rain	73.2 mm (2.9 in)	44.8 mm (1.8 in)	14 years	29 of 100 (Routine)
17 April 1957	Crockett, US	daily rain	25.1 mm (1.0 in)	17.0 mm (0.7 in)	2 years	28 of 100 (Routine)
17 April 1957	El-Golea, DZ	daily low min	6.2 C (43.2 F)	1.8 C (3.2 F)	58 years	27 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

1799 to 1957

Records set or tied on this calendar date in each year from 1799 to 1957. 1957 had 277 records.

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

Records on 04-17 in each year
Year	Records
1799	1
1807	1
1808	1
1815	1
1817	1
1818	1
1819	1
1823	1
1825	1
1830	1
1835	3
1837	1
1845	1
1847	2
1851	1
1852	3
1853	1
1854	1
1855	1
1857	1
1858	1
1862	1
1865	2
1868	1
1873	4
1874	1
1875	3
1877	4
1878	2
1880	2
1889	1
1890	2
1891	2
1892	4
1894	5
1895	1
1896	5
1897	6
1898	3
1899	1
1900	2
1901	4
1902	4
1903	5
1904	19
1905	11
1906	14
1907	16
1908	38
1909	7
1910	29
1911	33
1912	27
1913	20
1914	83
1915	30
1916	30
1917	32
1918	35
1919	39
1920	87
1921	148
1922	96
1923	71
1924	74
1925	103
1926	140
1927	256
1928	308
1929	145
1930	238
1931	216
1932	615
1933	261
1934	234
1935	374
1936	308
1937	439
1938	564
1939	618
1940	337
1941	460
1942	415
1943	285
1944	334
1945	475
1946	492
1947	461
1948	622
1949	439
1950	293
1951	441
1952	529
1953	818
1954	650
1955	394
1956	486
1957	277
1958	702
1959	434
1960	553
1961	667
1962	597
1963	702
1964	766
1965	411
1966	409
1967	935
1968	745
1969	728
1970	547
1971	924
1972	546
1973	589
1974	244
1975	666
1976	1,630
1977	906
1978	620
1979	810
1980	675
1981	621
1982	965
1983	1,365
1984	720
1985	917
1986	997
1987	960
1988	1,082
1989	638
1990	1,065
1991	614
1992	1,105
1993	847
1994	1,047
1995	1,211
1996	1,044
1997	889
1998	1,795
1999	1,730
2000	1,082
2001	1,013
2002	2,284
2003	1,037
2004	761
2005	572
2006	1,430
2007	863
2008	842
2009	779
2010	606
2011	982
2012	920
2013	1,796
2014	913
2015	813
2016	977
2017	469
2018	1,585
2019	458
2020	1,165
2021	701
2022	831
2023	628
2024	690
2025	1,058
2026	838

Download the Data

Data for records on 1957-04-17: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	191
10 to 20	35
20 to 30	9
30 to 40	4
40 to 50	3
50 to 60	2
60 to 70	1
70 to 80	2