Weather Records on 17 April 1950

293 weather records were set or tied worldwide on 17 April 1950. Highest significance: Queimadas, BR.

Key Facts for 17 April 1950

On 17 April 1950, 293 weather records were set or tied at long-record stations worldwide.
54 were record highs and 74 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 288 daily.
Queimadas set a daily record precipitation of 81.7 mm (3.2 in) on 17 April 1950.
Across 166 earlier years (1799 to 2026) the same calendar date averaged 453 records.

Record Map

293 stations

293 station records on 17 April 1950 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 April 1950: highest significance records shown on the map
Station	Country	Type	Value	Significance
Queimadas	Brazil	Record daily precipitation	81.7 mm (3.2 in)	52 of 100 (Notable)
Robben Island (Vrt)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	50 of 100 (Notable)
Parnamirim (Leopoldina)	Brazil	Record daily precipitation	126.0 mm (5.0 in)	48 of 100 (Notable)
Royal Observatory	South Africa	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Kipahulu 258	United States	Record daily precipitation	135.4 mm (5.3 in)	47 of 100 (Notable)
Campo Largo	Brazil	Record daily precipitation	49.5 mm (1.9 in)	45 of 100 (Notable)
Cape Town Maitland (Cem)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	45 of 100 (Notable)
St Andrews	Canada	Record daily precipitation	29.2 mm (1.1 in)	44 of 100 (Notable)
Luling	United States	Record daily precipitation	87.6 mm (3.4 in)	44 of 100 (Notable)
Olowalu 296.1	United States	Record daily precipitation	108.7 mm (4.3 in)	44 of 100 (Notable)
Brenham	United States	Record daily precipitation	95.0 mm (3.7 in)	43 of 100 (Notable)
Austin Montopolis Brg	United States	Record daily precipitation	65.8 mm (2.6 in)	41 of 100 (Notable)
Monte Santo	Brazil	Record daily precipitation	53.0 mm (2.1 in)	38 of 100 (Notable)
Mackay Post Office	Australia	Record daily precipitation	61.7 mm (2.4 in)	36 of 100 (Notable)
Ituacu	Brazil	Record daily precipitation	50.0 mm (2.0 in)	35 of 100 (Notable)
Marble Falls	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Cape Town Fire Station	South Africa	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Santa Maria da Boa Vista	Brazil	Record daily precipitation	50.0 mm (2.0 in)	32 of 100 (Routine)
Corsicana	United States	Record daily precipitation	64.8 mm (2.6 in)	32 of 100 (Routine)
Patamute	Brazil	Record daily precipitation	48.3 mm (1.9 in)	31 of 100 (Routine)
Xique-Xique (Igatu)	Brazil	Record daily precipitation	52.0 mm (2.0 in)	31 of 100 (Routine)
Waimanalo 794	United States	Record daily precipitation	94.5 mm (3.7 in)	31 of 100 (Routine)
Waiopai Rch 256	United States	Record daily precipitation	65.5 mm (2.6 in)	31 of 100 (Routine)
Conroe	United States	Record daily precipitation	74.9 mm (2.9 in)	30 of 100 (Routine)
Piracuruca	Brazil	Record daily precipitation	89.0 mm (3.5 in)	29 of 100 (Routine)
Santa Luzia	Brazil	Record daily precipitation	65.4 mm (2.6 in)	29 of 100 (Routine)
Greenville Kgvl Radio	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Oak Hills Station	Australia	Record daily precipitation	34.3 mm (1.4 in)	28 of 100 (Routine)
Casa Nova	Brazil	Record daily precipitation	90.1 mm (3.5 in)	28 of 100 (Routine)
Santa Rita de Cassia	Brazil	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)
Blanco	United States	Record daily precipitation	49.8 mm (2.0 in)	28 of 100 (Routine)
Turnu Magurele	Romania	Record high minimum temperature	15.5 C (59.9 F)	27 of 100 (Routine)
Verhojansk	Russia	Record low minimum temperature	-39.4 C (-38.9 F)	27 of 100 (Routine)
Thomasville 7 NE	United States	Record low minimum temperature	0.6 C (33.1 F)	27 of 100 (Routine)
Donaldsonville 4 SW	United States	Record low maximum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Austwell	United States	Record daily precipitation	40.9 mm (1.6 in)	27 of 100 (Routine)
Temple	United States	Record daily precipitation	50.8 mm (2.0 in)	27 of 100 (Routine)
Weston	United States	Record low minimum temperature	-6.1 C (21.0 F)	27 of 100 (Routine)
Kailua 446	United States	Record daily precipitation	74.9 mm (2.9 in)	27 of 100 (Routine)
Pilao Arcado	Brazil	Record daily precipitation	79.0 mm (3.1 in)	26 of 100 (Routine)
Tweespruit	South Africa	Record daily precipitation	30.7 mm (1.2 in)	26 of 100 (Routine)
Anahuac	United States	Record daily precipitation	71.6 mm (2.8 in)	26 of 100 (Routine)
Sealy	United States	Record daily precipitation	59.7 mm (2.4 in)	26 of 100 (Routine)
Andarai	Brazil	Record daily precipitation	36.6 mm (1.4 in)	25 of 100 (Routine)
Buzau	Romania	Record high minimum temperature	13.0 C (55.4 F)	25 of 100 (Routine)
College STN 6 SW	United States	Record daily precipitation	26.4 mm (1.0 in)	25 of 100 (Routine)
Paris	United States	Record low maximum temperature	10.6 C (51.1 F)	25 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record low minimum temperature	8.9 C (48.0 F)	25 of 100 (Routine)
Timovskoe	Russia	Record high minimum temperature	1.3 C (34.3 F)	24 of 100 (Routine)
Belmont (Pol)	South Africa	Record daily precipitation	31.5 mm (1.2 in)	24 of 100 (Routine)
Weatherford	United States	Record low maximum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Kulgam	India	Record daily precipitation	38.1 mm (1.5 in)	23 of 100 (Routine)
Badarwah	India	Record daily precipitation	35.6 mm (1.4 in)	23 of 100 (Routine)
Federal Pt	United States	Record low minimum temperature	6.1 C (43.0 F)	23 of 100 (Routine)
Quitman 2 NW	United States	Record low minimum temperature	2.8 C (37.0 F)	23 of 100 (Routine)
Port Gibson 1 NE	United States	Record low maximum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Trout Creek 2 W	United States	Record snow depth	17.8 cm (7.0 in)	23 of 100 (Routine)
Goorganga	Australia	Record daily precipitation	35.1 mm (1.4 in)	22 of 100 (Routine)
Minsk	Belarus	Record high minimum temperature	9.8 C (49.6 F)	22 of 100 (Routine)
Lares	Puerto Rico [United States]	Record low maximum temperature	23.3 C (73.9 F)	22 of 100 (Routine)

Counts by Type and Timescale

293 records

Records set or tied on 17 April 1950 by type: Highest daily maximum 21, Lowest daily maximum 32, Highest daily minimum 33, Lowest daily minimum 42, Heaviest daily rainfall 161, Heaviest daily snowfall 2, Deepest snow cover 2.

Records on 17 April 1950 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	32
Highest daily minimum	33
Lowest daily minimum	42
Heaviest daily rainfall	161
Heaviest daily snowfall	2
Deepest snow cover	2

Records on 17 April 1950 by timescale: all-time 0, monthly 5, daily 288.

How Much Records Were Beaten By

257 broken records

Margins by which the 257 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

17 April 1950

Top 20 records on 17 April 1950 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 April 1950	Queimadas, BR	daily rain	81.7 mm (3.2 in)	55.8 mm (2.2 in)	29 years	52 of 100 (Notable)
17 April 1950	Robben Island (Vrt), ZA	daily rain	38.1 mm (1.5 in)	23.9 mm (0.9 in)	39 years	50 of 100 (Notable)
17 April 1950	Parnamirim (Leopoldina), BR	monthly rain	126.0 mm (5.0 in)	51.5 mm (2.0 in)	1 year	48 of 100 (Notable)
17 April 1950	Royal Observatory, ZA	daily rain	31.0 mm (1.2 in)	8.3 mm (0.33 in)	86 years	47 of 100 (Notable)
17 April 1950	Kipahulu 258, US	daily rain	135.4 mm (5.3 in)	113.3 mm (4.5 in)	15 years	47 of 100 (Notable)
17 April 1950	Campo Largo, BR	daily rain	49.5 mm (1.9 in)	48.3 mm (1.9 in)	29 years	45 of 100 (Notable)
17 April 1950	Cape Town Maitland (Cem), ZA	daily rain	32.5 mm (1.3 in)	19.3 mm (0.8 in)	43 years	45 of 100 (Notable)
17 April 1950	St Andrews, CA	daily rain	29.2 mm (1.1 in)	12.7 mm (0.5 in)	74 years	44 of 100 (Notable)
17 April 1950	Luling, US	daily rain	87.6 mm (3.4 in)	63.5 mm (2.5 in)	12 years	44 of 100 (Notable)
17 April 1950	Olowalu 296.1, US	daily rain	108.7 mm (4.3 in)	91.2 mm (3.6 in)	4 years	44 of 100 (Notable)
17 April 1950	Brenham, US	daily rain	95.0 mm (3.7 in)	58.2 mm (2.3 in)	13 years	43 of 100 (Notable)
17 April 1950	Austin Montopolis Brg, US	daily rain	65.8 mm (2.6 in)	57.2 mm (2.3 in)	43 years	41 of 100 (Notable)
17 April 1950	Monte Santo, BR	daily rain	53.0 mm (2.1 in)	32.5 mm (1.3 in)	13 years	38 of 100 (Notable)
17 April 1950	Mackay Post Office, AU	daily rain	61.7 mm (2.4 in)	27.4 mm (1.1 in)	48 years	36 of 100 (Notable)
17 April 1950	Ituacu, BR	daily rain	50.0 mm (2.0 in)	29.7 mm (1.2 in)	37 years	35 of 100 (Notable)
17 April 1950	Marble Falls, US	daily rain	50.8 mm (2.0 in)	41.4 mm (1.6 in)	13 years	35 of 100 (Notable)
17 April 1950	Cape Town Fire Station, ZA	daily rain	26.9 mm (1.1 in)	6.1 mm (0.24 in)	65 years	33 of 100 (Routine)
17 April 1950	Santa Maria da Boa Vista, BR	daily rain	50.0 mm (2.0 in)	40.3 mm (1.6 in)	15 years	32 of 100 (Routine)
17 April 1950	Corsicana, US	daily rain	64.8 mm (2.6 in)	35.6 mm (1.4 in)	28 years	32 of 100 (Routine)
17 April 1950	Patamute, BR	daily rain	48.3 mm (1.9 in)	36.3 mm (1.4 in)	25 years	31 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 1950

Records set or tied on this calendar date in each year from 1799 to 1950. 1950 had 293 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 1950-04-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 25	226
25 to 50	20
50 to 75	8
75 to 100	1
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1