Weather Records on 30 July 1951

322 weather records were set or tied worldwide on 30 July 1951. Highest significance: Phillaur, IN.

Key Facts for 30 July 1951

On 30 July 1951, 322 weather records were set or tied at long-record stations worldwide.
130 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 13 monthly and 306 daily.
Phillaur set a daily record precipitation of 147.3 mm (5.8 in) on 30 July 1951.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 441 records.

Record Map

322 stations

322 station records on 30 July 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 July 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Phillaur	India	Record daily precipitation	147.3 mm (5.8 in)	56 of 100 (Notable)
Rupar	India	Record daily precipitation	310.4 mm (12.2 in)	56 of 100 (Notable)
Barabinsk	Russia	Record daily precipitation	70.9 mm (2.8 in)	55 of 100 (Notable)
Honohina 137	United States	Record daily precipitation	132.1 mm (5.2 in)	55 of 100 (Notable)
Meerut Obsy	India	Record daily precipitation	127.8 mm (5.0 in)	52 of 100 (Notable)
Hilo 86A	United States	Record daily precipitation	141.2 mm (5.6 in)	52 of 100 (Notable)
Harpur	India	Record daily precipitation	197.1 mm (7.8 in)	51 of 100 (Notable)
Kirkalocka	Australia	Record daily precipitation	25.4 mm (1.0 in)	50 of 100 (Notable)
Mount Magnet	Australia	Record daily precipitation	45.5 mm (1.8 in)	49 of 100 (Notable)
Challa	Australia	Record daily precipitation	38.1 mm (1.5 in)	49 of 100 (Notable)
Samrala	India	Record daily precipitation	221.0 mm (8.7 in)	48 of 100 (Notable)
Achinsk	Russia	Record daily precipitation	60.3 mm (2.4 in)	42 of 100 (Notable)
Honomu Makai 143	United States	Record daily precipitation	71.9 mm (2.8 in)	37 of 100 (Notable)
Kukuihaele Mill 206	United States	Record daily precipitation	54.4 mm (2.1 in)	37 of 100 (Notable)
Haina 214	United States	Record daily precipitation	79.8 mm (3.1 in)	36 of 100 (Notable)
Honomu Mauka 138	United States	Record daily precipitation	109.2 mm (4.3 in)	36 of 100 (Notable)
Srikakulam	India	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Parvatipur	India	Record daily precipitation	59.7 mm (2.4 in)	34 of 100 (Routine)
Larimore 4SW	United States	Record daily precipitation	48.8 mm (1.9 in)	34 of 100 (Routine)
Estes Park	United States	Record high minimum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record daily precipitation	36.6 mm (1.4 in)	33 of 100 (Routine)
Winkelman 6 S	United States	Record high maximum temperature	43.9 C (111.0 F)	31 of 100 (Routine)
Glennville 3NW	United States	Record daily precipitation	32.5 mm (1.3 in)	31 of 100 (Routine)
Bolaram	India	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Lumber City	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Khurja	India	Record daily precipitation	73.7 mm (2.9 in)	29 of 100 (Routine)
Sardhana	India	Record daily precipitation	71.9 mm (2.8 in)	29 of 100 (Routine)
Hawkinsville	United States	Record daily precipitation	35.1 mm (1.4 in)	29 of 100 (Routine)
Kukuihaele Hic 199	United States	Record daily precipitation	43.7 mm (1.7 in)	29 of 100 (Routine)
Sfax El-Maou	Tunisia	Record low minimum temperature	17.1 C (62.8 F)	28 of 100 (Routine)
Washington 2 ESE	United States	Record daily precipitation	54.1 mm (2.1 in)	28 of 100 (Routine)
Papaikou 144.1	United States	Record daily precipitation	136.1 mm (5.4 in)	28 of 100 (Routine)
Alapaha Exp STN	United States	Record daily precipitation	54.6 mm (2.1 in)	27 of 100 (Routine)
Dhanora	India	Record daily precipitation	160.0 mm (6.3 in)	26 of 100 (Routine)
Bulandshahr	India	Record daily precipitation	66.0 mm (2.6 in)	26 of 100 (Routine)
Quincy Exp STN	United States	Record low maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Tifton	United States	Record daily precipitation	69.9 mm (2.8 in)	26 of 100 (Routine)
Budhana	India	Record daily precipitation	99.8 mm (3.9 in)	25 of 100 (Routine)
Beaufort Wwtp	United States	Record daily precipitation	40.6 mm (1.6 in)	25 of 100 (Routine)
Blackville 3 W	United States	Record daily precipitation	90.7 mm (3.6 in)	25 of 100 (Routine)
Wrixum/Fohr	Germany	Record low minimum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Narasannapeta	India	Record daily precipitation	52.1 mm (2.1 in)	24 of 100 (Routine)
Donaldsonville 4 SW	United States	Record low minimum temperature	17.2 C (63.0 F)	24 of 100 (Routine)
Langdon Exp Farm	United States	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Superior	United States	Record daily precipitation	38.9 mm (1.5 in)	24 of 100 (Routine)
Mtn View 91	United States	Record daily precipitation	64.0 mm (2.5 in)	24 of 100 (Routine)
Paauilo 221	United States	Record daily precipitation	189.0 mm (7.4 in)	24 of 100 (Routine)
Kalingapatam	India	Record daily precipitation	38.1 mm (1.5 in)	23 of 100 (Routine)
Kharsawan	India	Record daily precipitation	86.4 mm (3.4 in)	23 of 100 (Routine)
Tarnaby	Sweden	Record low minimum temperature	2.2 C (36.0 F)	23 of 100 (Routine)
Virden	Canada	Record high minimum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Cochrane	Canada	Record daily precipitation	26.7 mm (1.1 in)	22 of 100 (Routine)
Tiruppuvanam	India	Record daily precipitation	45.2 mm (1.8 in)	22 of 100 (Routine)
Anupshahr	India	Record daily precipitation	71.4 mm (2.8 in)	22 of 100 (Routine)
Blountstown 2 SE	United States	Record low maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Butler	United States	Record daily precipitation	31.8 mm (1.3 in)	22 of 100 (Routine)
Curtis	United States	Record high minimum temperature	21.1 C (70.0 F)	22 of 100 (Routine)
Sharpes Siding	Australia	Record daily precipitation	29.0 mm (1.1 in)	21 of 100 (Routine)
Janjgir	India	Record daily precipitation	81.8 mm (3.2 in)	21 of 100 (Routine)
Nawanshahr	India	Record daily precipitation	92.7 mm (3.6 in)	21 of 100 (Routine)

Counts by Type and Timescale

322 records

Records set or tied on 30 July 1951 by type: Highest daily maximum 36, Lowest daily maximum 18, Highest daily minimum 94, Lowest daily minimum 23, Heaviest daily rainfall 151.

Records on 30 July 1951 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	18
Highest daily minimum	94
Lowest daily minimum	23
Heaviest daily rainfall	151
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 July 1951 by timescale: all-time 3, monthly 13, daily 306.

How Much Records Were Beaten By

248 broken records

Margins by which the 248 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 169.7. Ties are not counted.

Top 20 by Significance

30 July 1951

Top 20 records on 30 July 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 July 1951	Phillaur, IN	daily rain	147.3 mm (5.8 in)	93.2 mm (3.7 in)	41 years	56 of 100 (Notable)
30 July 1951	Rupar, IN	all-time rain	310.4 mm (12.2 in)	67.1 mm (2.6 in)	5 years	56 of 100 (Notable)
30 July 1951	Barabinsk, RU	all-time rain	70.9 mm (2.8 in)	12.9 mm (0.5 in)	38 years	55 of 100 (Notable)
30 July 1951	Honohina 137, US	daily rain	132.1 mm (5.2 in)	70.1 mm (2.8 in)	36 years	55 of 100 (Notable)
30 July 1951	Meerut Obsy, IN	daily rain	127.8 mm (5.0 in)	99.1 mm (3.9 in)	24 years	52 of 100 (Notable)
30 July 1951	Hilo 86A, US	daily rain	141.2 mm (5.6 in)	121.6 mm (4.8 in)	29 years	52 of 100 (Notable)
30 July 1951	Harpur, IN	monthly rain	197.1 mm (7.8 in)	48.5 mm (1.9 in)	45 years	51 of 100 (Notable)
30 July 1951	Kirkalocka, AU	daily rain	25.4 mm (1.0 in)	18.3 mm (0.7 in)	28 years	50 of 100 (Notable)
30 July 1951	Mount Magnet, AU	monthly rain	45.5 mm (1.8 in)	15.0 mm (0.6 in)	13 years	49 of 100 (Notable)
30 July 1951	Challa, AU	daily rain	38.1 mm (1.5 in)	30.5 mm (1.2 in)	13 years	49 of 100 (Notable)
30 July 1951	Samrala, IN	daily rain	221.0 mm (8.7 in)	169.7 mm (6.7 in)	10 years	48 of 100 (Notable)
30 July 1951	Achinsk, RU	monthly rain	60.3 mm (2.4 in)	10.1 mm (0.4 in)	38 years	42 of 100 (Notable)
30 July 1951	Honomu Makai 143, US	daily rain	71.9 mm (2.8 in)	40.7 mm (1.6 in)	14 years	37 of 100 (Notable)
30 July 1951	Kukuihaele Mill 206, US	daily rain	54.4 mm (2.1 in)	21.9 mm (0.9 in)	36 years	37 of 100 (Notable)
30 July 1951	Haina 214, US	daily rain	79.8 mm (3.1 in)	20.9 mm (0.8 in)	36 years	36 of 100 (Notable)
30 July 1951	Honomu Mauka 138, US	daily rain	109.2 mm (4.3 in)	48.7 mm (1.9 in)	29 years	36 of 100 (Notable)
30 July 1951	Srikakulam, IN	daily rain	50.8 mm (2.0 in)	31.5 mm (1.2 in)	32 years	34 of 100 (Routine)
30 July 1951	Parvatipur, IN	daily rain	59.7 mm (2.4 in)	24.6 mm (1.0 in)	48 years	34 of 100 (Routine)
30 July 1951	Larimore 4SW, US	daily rain	48.8 mm (1.9 in)	31.0 mm (1.2 in)	28 years	34 of 100 (Routine)
30 July 1951	Estes Park, US	daily high min	16.1 C (61.0 F)	5.0 C (9.0 F)	34 years	33 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

1794 to 1951

Records set or tied on this calendar date in each year from 1794 to 1951. 1951 had 322 records.

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

Records on 07-30 in each year
Year	Records
1794	2
1797	1
1827	1
1828	2
1829	1
1830	1
1834	1
1837	2
1838	1
1840	1
1841	1
1843	1
1854	1
1857	1
1858	2
1860	4
1863	1
1867	1
1868	1
1869	2
1870	1
1874	2
1875	1
1876	1
1877	2
1879	1
1880	2
1885	3
1886	5
1887	6
1888	5
1889	1
1890	2
1891	1
1892	1
1893	10
1894	6
1895	2
1896	2
1897	4
1898	8
1899	2
1900	4
1901	11
1902	6
1903	25
1904	17
1905	29
1906	22
1907	11
1908	23
1909	30
1910	8
1911	54
1912	21
1913	34
1914	52
1915	26
1916	150
1917	93
1918	42
1919	19
1920	188
1921	193
1922	40
1923	428
1924	80
1925	275
1926	186
1927	109
1928	210
1929	221
1930	170
1931	432
1932	275
1933	451
1934	619
1935	340
1936	452
1937	245
1938	388
1939	395
1940	562
1941	371
1942	304
1943	397
1944	289
1945	299
1946	409
1947	394
1948	489
1949	512
1950	552
1951	322
1952	581
1953	345
1954	504
1955	787
1956	506
1957	289
1958	344
1959	391
1960	793
1961	511
1962	378
1963	308
1964	483
1965	978
1966	527
1967	282
1968	530
1969	506
1970	431
1971	2,319
1972	758
1973	434
1974	569
1975	1,048
1976	590
1977	641
1978	646
1979	761
1980	962
1981	851
1982	821
1983	904
1984	997
1985	1,029
1986	952
1987	1,084
1988	826
1989	1,227
1990	795
1991	734
1992	1,003
1993	965
1994	1,631
1995	1,207
1996	1,317
1997	933
1998	1,240
1999	1,456
2000	1,030
2001	1,400
2002	1,346
2003	1,163
2004	936
2005	788
2006	1,103
2007	1,160
2008	763
2009	1,328
2010	1,331
2011	1,003
2012	731
2013	737
2014	1,199
2015	682
2016	460
2017	464
2018	1,038
2019	486
2020	763
2021	839
2022	845
2023	683
2024	705
2025	869
2026	1,001

Download the Data

Data for records on 1951-07-30: 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	224
25 to 50	17
50 to 75	3
75 to 100	2
100 to 125	1
125 to 150	0
150 to 175	1