Weather Records on 21 July 1958

531 weather records were set or tied worldwide on 21 July 1958. Highest significance: Kasganj, IN.

Key Facts for 21 July 1958

On 21 July 1958, 531 weather records were set or tied at long-record stations worldwide.
39 were record highs and 328 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 31 monthly and 497 daily.
Kasganj set an all-time record daily precipitation of 281.7 mm (11.1 in) on 21 July 1958.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 466 records.

Record Map

531 stations

531 station records on 21 July 1958 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 July 1958: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kasganj	India	Record daily precipitation	281.7 mm (11.1 in)	63 of 100 (Major)
Waurn Ponds	Australia	Record daily precipitation	30.5 mm (1.2 in)	60 of 100 (Major)
New Delhi/Safdarjun	India	Record daily precipitation	266.2 mm (10.5 in)	59 of 100 (Notable)
Bulandshahr	India	Record daily precipitation	162.6 mm (6.4 in)	59 of 100 (Notable)
Goldsboro 4 SE	United States	Record daily precipitation	136.7 mm (5.4 in)	51 of 100 (Notable)
Itabaianinha	Brazil	Record daily precipitation	126.4 mm (5.0 in)	47 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record daily precipitation	236.2 mm (9.3 in)	46 of 100 (Notable)
Waynesboro 2 W	United States	Record daily precipitation	70.1 mm (2.8 in)	44 of 100 (Notable)
Panki	India	Record daily precipitation	148.3 mm (5.8 in)	43 of 100 (Notable)
Malmo_2	Sweden	Record daily precipitation	28.2 mm (1.1 in)	43 of 100 (Notable)
Sikandarabad	India	Record daily precipitation	218.4 mm (8.6 in)	42 of 100 (Notable)
Cidra 1 E	Puerto Rico [United States]	Record daily precipitation	92.7 mm (3.6 in)	41 of 100 (Notable)
Byers 5 ENE	United States	Record daily precipitation	39.4 mm (1.6 in)	40 of 100 (Notable)
Julesburg	United States	Record daily precipitation	47.8 mm (1.9 in)	39 of 100 (Notable)
Dromana	Australia	Record daily precipitation	27.7 mm (1.1 in)	37 of 100 (Notable)
Aligarh	India	Record daily precipitation	122.7 mm (4.8 in)	37 of 100 (Notable)
Greencastle 1 W	United States	Record low maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low maximum temperature	27.2 C (81.0 F)	36 of 100 (Notable)
Mtn Grove 2 N	United States	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
Khurja	India	Record daily precipitation	134.6 mm (5.3 in)	35 of 100 (Notable)
Camden 1	United States	Record daily precipitation	72.4 mm (2.9 in)	35 of 100 (Notable)
Eads	United States	Record low minimum temperature	7.2 C (45.0 F)	35 of 100 (Notable)
Willow Sprg Radio Kuku	United States	Record daily precipitation	58.4 mm (2.3 in)	35 of 100 (Notable)
Winters 9 NNE	United States	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Kailua 446	United States	Record low minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Chakradhanpur	India	Record daily precipitation	83.6 mm (3.3 in)	34 of 100 (Routine)
Hattiesburg 5SW	United States	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Hollis 5E	United States	Record daily precipitation	46.2 mm (1.8 in)	34 of 100 (Routine)
Budhana	India	Record daily precipitation	107.2 mm (4.2 in)	33 of 100 (Routine)
Jonacatepec	Mexico	Record daily precipitation	78.0 mm (3.1 in)	33 of 100 (Routine)
Columbus	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Rushville	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Macon	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Urbana Wrf	United States	Record low maximum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Tartu	Estonia	Record low minimum temperature	5.0 C (41.0 F)	32 of 100 (Routine)
Sikandra Rao	India	Record daily precipitation	86.9 mm (3.4 in)	32 of 100 (Routine)
Lexington 3E	United States	Record low maximum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Elgin	United States	Record daily precipitation	65.0 mm (2.6 in)	32 of 100 (Routine)
Chaibasa	India	Record daily precipitation	113.0 mm (4.4 in)	31 of 100 (Routine)
Balanpur	India	Record daily precipitation	106.7 mm (4.2 in)	31 of 100 (Routine)
Bulandshahr	India	Record daily precipitation	119.4 mm (4.7 in)	31 of 100 (Routine)
Berlin	United States	Record low maximum temperature	17.8 C (64.0 F)	31 of 100 (Routine)
Clarksville	United States	Record daily precipitation	60.2 mm (2.4 in)	31 of 100 (Routine)
Parsons 3 SE	United States	Record daily precipitation	69.9 mm (2.8 in)	31 of 100 (Routine)
Barramunga	Australia	Record daily precipitation	63.5 mm (2.5 in)	30 of 100 (Routine)
Cape Bruny Lighthouse	Australia	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Latehar	India	Record daily precipitation	107.2 mm (4.2 in)	30 of 100 (Routine)
Deoband	India	Record daily precipitation	114.3 mm (4.5 in)	30 of 100 (Routine)
Maunabo	Puerto Rico [United States]	Record daily precipitation	152.4 mm (6.0 in)	30 of 100 (Routine)
Korsakov	Russia	Record daily precipitation	67.2 mm (2.6 in)	30 of 100 (Routine)
Safford	United States	Record low minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)
New Martinsville 4 NNE	United States	Record low maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Toora	Australia	Record daily precipitation	26.4 mm (1.0 in)	29 of 100 (Routine)
Baripada	India	Record daily precipitation	99.8 mm (3.9 in)	29 of 100 (Routine)
Harpur	India	Record daily precipitation	78.2 mm (3.1 in)	29 of 100 (Routine)
Uruapan (Smn)	Mexico	Record daily precipitation	58.9 mm (2.3 in)	29 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	5.2 C (41.4 F)	29 of 100 (Routine)
Angola	United States	Record low maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Huntington	United States	Record low maximum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Marion 2 N	United States	Record low maximum temperature	20.0 C (68.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

531 records

Records set or tied on 21 July 1958 by type: Highest daily maximum 10, Lowest daily maximum 232, Highest daily minimum 29, Lowest daily minimum 96, Heaviest daily rainfall 164.

Records on 21 July 1958 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	232
Highest daily minimum	29
Lowest daily minimum	96
Heaviest daily rainfall	164
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 1958 by timescale: all-time 3, monthly 31, daily 497.

How Much Records Were Beaten By

420 broken records

Margins by which the 420 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.8. Ties are not counted.

Top 20 by Significance

21 July 1958

Top 20 records on 21 July 1958 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 1958	Kasganj, IN	all-time rain	281.7 mm (11.1 in)	66.3 mm (2.6 in)	17 years	63 of 100 (Major)
21 July 1958	Waurn Ponds, AU	daily rain	30.5 mm (1.2 in)	19.6 mm (0.8 in)	47 years	60 of 100 (Major)
21 July 1958	New Delhi/Safdarjun, IN	monthly rain	266.2 mm (10.5 in)	113.8 mm (4.5 in)	13 years	59 of 100 (Notable)
21 July 1958	Bulandshahr, IN	daily rain	162.6 mm (6.4 in)	106.0 mm (4.2 in)	48 years	59 of 100 (Notable)
21 July 1958	Goldsboro 4 SE, US	daily rain	136.7 mm (5.4 in)	81.8 mm (3.2 in)	21 years	51 of 100 (Notable)
21 July 1958	Itabaianinha, BR	all-time rain	126.4 mm (5.0 in)	10.0 mm (0.4 in)	42 years	47 of 100 (Notable)
21 July 1958	Guayama 1SW, PR	all-time rain	236.2 mm (9.3 in)	19.0 mm (0.7 in)	29 years	46 of 100 (Notable)
21 July 1958	Waynesboro 2 W, US	daily rain	70.1 mm (2.8 in)	42.2 mm (1.7 in)	47 years	44 of 100 (Notable)
21 July 1958	Panki, IN	daily rain	148.3 mm (5.8 in)	72.1 mm (2.8 in)	28 years	43 of 100 (Notable)
21 July 1958	Malmo_2, SE	daily rain	28.2 mm (1.1 in)	21.3 mm (0.8 in)	40 years	43 of 100 (Notable)
21 July 1958	Sikandarabad, IN	monthly rain	218.4 mm (8.6 in)	58.1 mm (2.3 in)	8 years	42 of 100 (Notable)
21 July 1958	Cidra 1 E, PR	daily rain	92.7 mm (3.6 in)	41.9 mm (1.6 in)	44 years	41 of 100 (Notable)
21 July 1958	Byers 5 ENE, US	daily rain	39.4 mm (1.6 in)	21.1 mm (0.8 in)	36 years	40 of 100 (Notable)
21 July 1958	Julesburg, US	daily rain	47.8 mm (1.9 in)	24.4 mm (1.0 in)	29 years	39 of 100 (Notable)
21 July 1958	Dromana, AU	daily rain	27.7 mm (1.1 in)	8.4 mm (0.33 in)	61 years	37 of 100 (Notable)
21 July 1958	Aligarh, IN	daily rain	122.7 mm (4.8 in)	77.0 mm (3.0 in)	9 years	37 of 100 (Notable)
21 July 1958	Greencastle 1 W, US	monthly low max	18.9 C (66.0 F)	2.2 C (4.0 F)	53 years	37 of 100 (Notable)
21 July 1958	Ponce 4 E, PR	daily low max	27.2 C (81.0 F)	3.4 C (6.1 F)	0 years	36 of 100 (Notable)
21 July 1958	Mtn Grove 2 N, US	daily rain	44.5 mm (1.8 in)	21.6 mm (0.9 in)	52 years	36 of 100 (Notable)
21 July 1958	Khurja, IN	daily rain	134.6 mm (5.3 in)	44.9 mm (1.8 in)	28 years	35 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

1794 to 1958

Records set or tied on this calendar date in each year from 1794 to 1958. 1958 had 531 records.

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

Records on 07-21 in each year
Year	Records
1794	1
1795	1
1796	1
1797	1
1813	2
1832	2
1837	1
1839	1
1843	1
1844	2
1854	1
1859	3
1865	3
1868	3
1872	1
1876	1
1879	2
1880	1
1881	1
1884	1
1885	1
1886	2
1888	2
1889	3
1890	2
1892	3
1893	3
1894	3
1895	1
1896	3
1897	4
1898	7
1899	2
1900	6
1901	13
1902	12
1903	10
1904	8
1905	13
1906	13
1907	12
1908	25
1909	18
1910	12
1911	37
1912	52
1913	41
1914	48
1915	81
1916	72
1917	136
1918	130
1919	51
1920	33
1921	55
1922	48
1923	132
1924	286
1925	202
1926	401
1927	191
1928	205
1929	360
1930	521
1931	549
1932	322
1933	208
1934	965
1935	236
1936	322
1937	253
1938	638
1939	415
1940	318
1941	226
1942	318
1943	253
1944	716
1945	300
1946	398
1947	795
1948	403
1949	603
1950	662
1951	427
1952	657
1953	351
1954	656
1955	582
1956	490
1957	447
1958	531
1959	940
1960	651
1961	388
1962	263
1963	470
1964	457
1965	748
1966	626
1967	313
1968	334
1969	636
1970	1,241
1971	475
1972	1,046
1973	871
1974	536
1975	380
1976	477
1977	708
1978	1,155
1979	964
1980	926
1981	1,352
1982	588
1983	1,234
1984	764
1985	554
1986	791
1987	1,025
1988	1,015
1989	973
1990	914
1991	812
1992	1,562
1993	866
1994	773
1995	1,247
1996	1,141
1997	849
1998	1,674
1999	814
2000	1,230
2001	889
2002	990
2003	1,250
2004	694
2005	1,420
2006	1,479
2007	1,145
2008	989
2009	1,306
2010	1,148
2011	1,414
2012	815
2013	526
2014	762
2015	704
2016	645
2017	433
2018	942
2019	755
2020	363
2021	574
2022	866
2023	816
2024	873
2025	881
2026	874

Download the Data

Data for records on 1958-07-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	378
20 to 40	27
40 to 60	8
60 to 80	4
80 to 100	1
100 to 120	2