Weather Records on 30 July 1984

997 weather records were set or tied worldwide on 30 July 1984. Highest significance: Eugowra Post Office, AU.

Key Facts for 30 July 1984

On 30 July 1984, 997 weather records were set or tied at long-record stations worldwide.
234 were record highs and 545 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 45 monthly and 951 daily.
Eugowra Post Office set a monthly record daily precipitation of 70.4 mm (2.8 in) on 30 July 1984.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 437 records.

Record Map

997 stations

997 station records on 30 July 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 July 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Eugowra Post Office	Australia	Record daily precipitation	70.4 mm (2.8 in)	75 of 100 (Major)
Zamokta	Russia	Record daily precipitation	88.0 mm (3.5 in)	73 of 100 (Major)
Mount Wellington (the Springs)	Australia	Record daily precipitation	160.8 mm (6.3 in)	72 of 100 (Major)
Fruita	United States	Record daily precipitation	30.0 mm (1.2 in)	60 of 100 (Major)
Roxboro 7 ESE	United States	Record low maximum temperature	15.6 C (60.1 F)	54 of 100 (Notable)
San Saba	United States	Record low minimum temperature	13.3 C (55.9 F)	50 of 100 (Notable)
Zapaluta	Mexico	Record daily precipitation	67.8 mm (2.7 in)	49 of 100 (Notable)
Kostroma	Russia	Record daily precipitation	38.5 mm (1.5 in)	49 of 100 (Notable)
Halmstad	Sweden	Record low minimum temperature	6.5 C (43.7 F)	49 of 100 (Notable)
Archer	United States	Record daily precipitation	43.9 mm (1.7 in)	49 of 100 (Notable)
Tuscaloosa Oliver Dam	United States	Record daily precipitation	94.7 mm (3.7 in)	48 of 100 (Notable)
Chickamauga 2 SW	United States	Record daily precipitation	70.1 mm (2.8 in)	48 of 100 (Notable)
Chapel Hill 2 W	United States	Record low maximum temperature	18.3 C (64.9 F)	47 of 100 (Notable)
Blanco	United States	Record low minimum temperature	15.0 C (59.0 F)	47 of 100 (Notable)
Narromine (Alagalah St)	Australia	Record daily precipitation	40.4 mm (1.6 in)	45 of 100 (Notable)
Las Minas (Cfe)	Mexico	Record daily precipitation	38.9 mm (1.5 in)	45 of 100 (Notable)
Barguzin	Russia	Record daily precipitation	47.6 mm (1.9 in)	45 of 100 (Notable)
Mancos 1SW	United States	Record daily precipitation	26.9 mm (1.1 in)	45 of 100 (Notable)
Norcross	United States	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Saratoga	United States	Record daily precipitation	40.6 mm (1.6 in)	45 of 100 (Notable)
Sacaton	United States	Record daily precipitation	43.4 mm (1.7 in)	44 of 100 (Notable)
Pambula Post Office	Australia	Record daily precipitation	48.2 mm (1.9 in)	43 of 100 (Notable)
Monticello	United States	Record low maximum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Newnan 7 WNW	United States	Record low maximum temperature	20.6 C (69.1 F)	43 of 100 (Notable)
Little Mtn	United States	Record low maximum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Menard	United States	Record low minimum temperature	12.8 C (55.0 F)	42 of 100 (Notable)
Macon Middle Ga Rgnl AP	United States	Record daily precipitation	58.7 mm (2.3 in)	42 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	35.6 mm (1.4 in)	41 of 100 (Notable)
Port Gibson 1 NE	United States	Record low minimum temperature	14.4 C (57.9 F)	41 of 100 (Notable)
Barmedman Post Office	Australia	Record daily precipitation	26.0 mm (1.0 in)	40 of 100 (Notable)
The Rock (Bullenbong)	Australia	Record daily precipitation	29.0 mm (1.1 in)	40 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record low minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Chestnut Hill	United States	Record low minimum temperature	5.6 C (42.1 F)	40 of 100 (Notable)
Canton 4N	United States	Record low minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Ft Yates 4 SW	United States	Record high minimum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Craigie (Bondi Forest Lodge)	Australia	Record daily precipitation	53.0 mm (2.1 in)	39 of 100 (Notable)
Budgeree East (Claremont)	Australia	Record daily precipitation	42.2 mm (1.7 in)	39 of 100 (Notable)
Laurel	United States	Record low maximum temperature	28.3 C (82.9 F)	39 of 100 (Notable)
Hope	United States	Record low minimum temperature	10.0 C (50.0 F)	39 of 100 (Notable)
Hendersonville 1 NE	United States	Record low maximum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Monroe 2 SE	United States	Record low maximum temperature	22.8 C (73.0 F)	39 of 100 (Notable)
Tarboro 1 S	United States	Record low maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	149.9 mm (5.9 in)	38 of 100 (Notable)
Dublin	United States	Record low maximum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
Tifton	United States	Record low maximum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
Canton	United States	Record daily precipitation	31.2 mm (1.2 in)	37 of 100 (Notable)
Marion	United States	Record low maximum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Winthrop UNIV	United States	Record low maximum temperature	23.3 C (73.9 F)	37 of 100 (Notable)
Boerne	United States	Record low minimum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Cordele	United States	Record low maximum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Beaver	United States	Record daily precipitation	28.7 mm (1.1 in)	36 of 100 (Notable)
Luling	United States	Record low minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Anniston Metro AP	United States	Record daily precipitation	52.6 mm (2.1 in)	36 of 100 (Notable)
Birmingham AP	United States	Record daily precipitation	59.2 mm (2.3 in)	36 of 100 (Notable)
Nicosia	Cyprus	Record low maximum temperature	29.5 C (85.1 F)	35 of 100 (Notable)
Manina (Bos)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
Kloofend	South Africa	Record daily precipitation	27.5 mm (1.1 in)	35 of 100 (Notable)
Gadsden	United States	Record daily precipitation	53.3 mm (2.1 in)	35 of 100 (Notable)
Millen 4 N	United States	Record low maximum temperature	26.1 C (79.0 F)	35 of 100 (Notable)

Counts by Type and Timescale

997 records

Records set or tied on 30 July 1984 by type: Highest daily maximum 142, Lowest daily maximum 303, Highest daily minimum 92, Lowest daily minimum 242, Heaviest daily rainfall 218.

Records on 30 July 1984 by type
Record type	Records
Highest daily maximum	142
Lowest daily maximum	303
Highest daily minimum	92
Lowest daily minimum	242
Heaviest daily rainfall	218
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 July 1984 by timescale: all-time 1, monthly 45, daily 951.

How Much Records Were Beaten By

750 broken records

Margins by which the 750 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.7. Ties are not counted.

Top 20 by Significance

30 July 1984

Top 20 records on 30 July 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 July 1984	Eugowra Post Office, AU	monthly rain	70.4 mm (2.8 in)	31.0 mm (1.2 in)	52 years	75 of 100 (Major)
30 July 1984	Zamokta, RU	all-time rain	88.0 mm (3.5 in)	30.6 mm (1.2 in)	44 years	73 of 100 (Major)
30 July 1984	Mount Wellington (the Springs), AU	monthly rain	160.8 mm (6.3 in)	73.2 mm (2.9 in)	46 years	72 of 100 (Major)
30 July 1984	Fruita, US	daily rain	30.0 mm (1.2 in)	17.8 mm (0.7 in)	52 years	60 of 100 (Major)
30 July 1984	Roxboro 7 ESE, US	monthly low max	15.6 C (60.1 F)	3.3 C (5.9 F)	86 years	54 of 100 (Notable)
30 July 1984	San Saba, US	daily low min	13.3 C (55.9 F)	3.9 C (7.0 F)	78 years	50 of 100 (Notable)
30 July 1984	Zapaluta, MX	daily rain	67.8 mm (2.7 in)	50.0 mm (2.0 in)	23 years	49 of 100 (Notable)
30 July 1984	Kostroma, RU	daily rain	38.5 mm (1.5 in)	22.8 mm (0.9 in)	35 years	49 of 100 (Notable)
30 July 1984	Halmstad, SE	daily low min	6.5 C (43.7 F)	2.5 C (4.5 F)	99 years	49 of 100 (Notable)
30 July 1984	Archer, US	daily rain	43.9 mm (1.7 in)	22.1 mm (0.9 in)	31 years	49 of 100 (Notable)
30 July 1984	Tuscaloosa Oliver Dam, US	daily rain	94.7 mm (3.7 in)	62.4 mm (2.5 in)	3 years	48 of 100 (Notable)
30 July 1984	Chickamauga 2 SW, US	daily rain	70.1 mm (2.8 in)	34.5 mm (1.4 in)	48 years	48 of 100 (Notable)
30 July 1984	Chapel Hill 2 W, US	monthly low max	18.3 C (64.9 F)	0.6 C (1.1 F)	92 years	47 of 100 (Notable)
30 July 1984	Blanco, US	daily low min	15.0 C (59.0 F)	2.8 C (5.0 F)	81 years	47 of 100 (Notable)
30 July 1984	Narromine (Alagalah St), AU	daily rain	40.4 mm (1.6 in)	20.1 mm (0.8 in)	50 years	45 of 100 (Notable)
30 July 1984	Las Minas (Cfe), MX	daily rain	38.9 mm (1.5 in)	29.0 mm (1.1 in)	34 years	45 of 100 (Notable)
30 July 1984	Barguzin, RU	daily rain	47.6 mm (1.9 in)	23.7 mm (0.9 in)	34 years	45 of 100 (Notable)
30 July 1984	Mancos 1SW, US	daily rain	26.9 mm (1.1 in)	9.6 mm (0.38 in)	74 years	45 of 100 (Notable)
30 July 1984	Norcross, US	daily rain	48.3 mm (1.9 in)	29.0 mm (1.1 in)	58 years	45 of 100 (Notable)
30 July 1984	Saratoga, US	daily rain	40.6 mm (1.6 in)	33.0 mm (1.3 in)	8 years	45 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 1984

Records set or tied on this calendar date in each year from 1794 to 1984. 1984 had 997 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 1984-07-30: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	670
10 to 20	41
20 to 30	23
30 to 40	9
40 to 50	3
50 to 60	1
60 to 70	1
70 to 80	2