Weather Records on 30 June 1975

414 weather records were set or tied worldwide on 30 June 1975. Highest significance: Stillwater 1 SE, US.

Key Facts for 30 June 1975

On 30 June 1975, 414 weather records were set or tied at long-record stations worldwide.
89 were record highs and 155 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 13 monthly and 399 daily.
Stillwater 1 SE set a daily record precipitation of 65.8 mm (2.6 in) on 30 June 1975.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 450 records.

Record Map

414 stations

414 station records on 30 June 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 June 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Stillwater 1 SE	United States	Record daily precipitation	65.8 mm (2.6 in)	61 of 100 (Major)
Hobson	United States	Record daily precipitation	49.0 mm (1.9 in)	59 of 100 (Notable)
Zugspitze	Germany	Record daily precipitation	50.3 mm (2.0 in)	55 of 100 (Notable)
Usina de Varginha	Brazil	Record daily precipitation	58.0 mm (2.3 in)	53 of 100 (Notable)
Wien	Austria	Record daily precipitation	68.0 mm (2.7 in)	51 of 100 (Notable)
Ibia	Brazil	Record daily precipitation	34.4 mm (1.4 in)	51 of 100 (Notable)
Oberstdorf	Germany	Record daily precipitation	63.8 mm (2.5 in)	51 of 100 (Notable)
Arteaga (Smn)	Mexico	Record daily precipitation	49.8 mm (2.0 in)	47 of 100 (Notable)
Innsbruck	Austria	Record daily precipitation	36.5 mm (1.4 in)	46 of 100 (Notable)
Fazenda Acude	Brazil	Record daily precipitation	32.3 mm (1.3 in)	46 of 100 (Notable)
Zumbrota	United States	Record daily precipitation	88.9 mm (3.5 in)	46 of 100 (Notable)
Ozuluama	Mexico	Record daily precipitation	99.8 mm (3.9 in)	43 of 100 (Notable)
Mittenwald-Buckelwiesen	Germany	Record daily precipitation	59.8 mm (2.4 in)	42 of 100 (Notable)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	70.5 mm (2.8 in)	41 of 100 (Notable)
Mc Clusky	United States	Record daily precipitation	107.7 mm (4.2 in)	41 of 100 (Notable)
Donaldsonville 4 SW	United States	Record high minimum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Kremsmuenster	Austria	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Kiefersfelden-Gach	Germany	Record daily precipitation	64.8 mm (2.6 in)	39 of 100 (Notable)
Jamestown State Hosp	United States	Record daily precipitation	31.0 mm (1.2 in)	39 of 100 (Notable)
Fazenda Sao Lourenco	Brazil	Record daily precipitation	32.6 mm (1.3 in)	38 of 100 (Notable)
St Andrews	Canada	Record low minimum temperature	5.6 C (42.1 F)	38 of 100 (Notable)
Teziutlan	Mexico	Record low minimum temperature	3.3 C (37.9 F)	38 of 100 (Notable)
McGill	United States	Record low minimum temperature	0.0 C (32.0 F)	36 of 100 (Notable)
Turtle Lake	United States	Record daily precipitation	53.3 mm (2.1 in)	36 of 100 (Notable)
Waldsassen	Germany	Record daily precipitation	60.4 mm (2.4 in)	35 of 100 (Notable)
Albert Lea 3SE	United States	Record daily precipitation	78.7 mm (3.1 in)	35 of 100 (Notable)
Larimore 4SW	United States	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Mococa C4-018	Brazil	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Mombaca	Brazil	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Pedro Velho (Dnocs)	Brazil	Record daily precipitation	59.8 mm (2.4 in)	34 of 100 (Routine)
Garmisch-Partenkirchen	Germany	Record daily precipitation	38.3 mm (1.5 in)	34 of 100 (Routine)
Cooperstown	United States	Record daily precipitation	47.2 mm (1.9 in)	34 of 100 (Routine)
Cressy Post Office	Australia	Record daily precipitation	30.6 mm (1.2 in)	33 of 100 (Routine)
Reit Im Winkl	Germany	Record daily precipitation	41.9 mm (1.6 in)	33 of 100 (Routine)
Tuba City	United States	Record low minimum temperature	1.7 C (35.1 F)	33 of 100 (Routine)
Los Gatos	United States	Record low minimum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
New Ulm 2 SE	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Schwangau-Horn	Germany	Record daily precipitation	44.7 mm (1.8 in)	32 of 100 (Routine)
Szeged	Hungary	Record daily precipitation	31.2 mm (1.2 in)	32 of 100 (Routine)
Whitefish Pt	United States	Record high minimum temperature	19.4 C (66.9 F)	32 of 100 (Routine)
Medina	United States	Record daily precipitation	47.0 mm (1.9 in)	32 of 100 (Routine)
Ojebro	Sweden	Record low minimum temperature	1.9 C (35.4 F)	31 of 100 (Routine)
Pettibone	United States	Record daily precipitation	52.3 mm (2.1 in)	31 of 100 (Routine)
Ojo de Agua	Mexico	Record low minimum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Bjarka-Saby	Sweden	Record low minimum temperature	1.9 C (35.4 F)	30 of 100 (Routine)
Cartersville	United States	Record daily precipitation	43.7 mm (1.7 in)	30 of 100 (Routine)
Nappan Cda	Canada	Record low minimum temperature	2.2 C (36.0 F)	29 of 100 (Routine)
Pecs Pogany	Hungary	Record daily precipitation	25.8 mm (1.0 in)	29 of 100 (Routine)
Sheffield	United Kingdom	Record low minimum temperature	6.5 C (43.7 F)	29 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record daily precipitation	97.8 mm (3.9 in)	29 of 100 (Routine)
Biskra	Algeria	Record high maximum temperature	46.0 C (114.8 F)	28 of 100 (Routine)
Salmon Arm	Canada	Record low minimum temperature	0.6 C (33.1 F)	28 of 100 (Routine)
Clyde A	Canada	Record high maximum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Minatitlan	Mexico	Record daily precipitation	106.4 mm (4.2 in)	28 of 100 (Routine)
Valley City 3 NNW	United States	Record daily precipitation	47.0 mm (1.9 in)	28 of 100 (Routine)
Jefferson	United States	Record daily precipitation	35.8 mm (1.4 in)	28 of 100 (Routine)
Graz	Austria	Record low maximum temperature	14.9 C (58.8 F)	27 of 100 (Routine)
Tallulah	United States	Record daily precipitation	37.8 mm (1.5 in)	27 of 100 (Routine)
Bayfield 6 N	United States	Record daily precipitation	39.1 mm (1.5 in)	27 of 100 (Routine)
Uil	Kazakhstan	Record high maximum temperature	38.8 C (101.8 F)	26 of 100 (Routine)

Counts by Type and Timescale

414 records

Records set or tied on 30 June 1975 by type: Highest daily maximum 43, Lowest daily maximum 34, Highest daily minimum 46, Lowest daily minimum 121, Heaviest daily rainfall 170.

Records on 30 June 1975 by type
Record type	Records
Highest daily maximum	43
Lowest daily maximum	34
Highest daily minimum	46
Lowest daily minimum	121
Heaviest daily rainfall	170
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1975 by timescale: all-time 2, monthly 13, daily 399.

How Much Records Were Beaten By

341 broken records

Margins by which the 341 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.0. Ties are not counted.

Top 20 by Significance

30 June 1975

Top 20 records on 30 June 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1975	Stillwater 1 SE, US	daily rain	65.8 mm (2.6 in)	47.5 mm (1.9 in)	56 years	61 of 100 (Major)
30 June 1975	Hobson, US	daily rain	49.0 mm (1.9 in)	33.3 mm (1.3 in)	49 years	59 of 100 (Notable)
30 June 1975	Zugspitze, DE	daily rain	50.3 mm (2.0 in)	24.7 mm (1.0 in)	72 years	55 of 100 (Notable)
30 June 1975	Usina de Varginha, BR	monthly rain	58.0 mm (2.3 in)	32.8 mm (1.3 in)	1 year	53 of 100 (Notable)
30 June 1975	Wien, AT	daily rain	68.0 mm (2.7 in)	32.5 mm (1.3 in)	16 years	51 of 100 (Notable)
30 June 1975	Ibia, BR	daily rain	34.4 mm (1.4 in)	34.4 mm (1.4 in)	29 years	51 of 100 (Notable)
30 June 1975	Oberstdorf, DE	daily rain	63.8 mm (2.5 in)	33.0 mm (1.3 in)	57 years	51 of 100 (Notable)
30 June 1975	Arteaga (Smn), MX	daily rain	49.8 mm (2.0 in)	30.0 mm (1.2 in)	20 years	47 of 100 (Notable)
30 June 1975	Innsbruck, AT	daily rain	36.5 mm (1.4 in)	15.0 mm (0.6 in)	65 years	46 of 100 (Notable)
30 June 1975	Fazenda Acude, BR	daily rain	32.3 mm (1.3 in)	32.3 mm (1.3 in)	34 years	46 of 100 (Notable)
30 June 1975	Zumbrota, US	daily rain	88.9 mm (3.5 in)	33.0 mm (1.3 in)	62 years	46 of 100 (Notable)
30 June 1975	Ozuluama, MX	daily rain	99.8 mm (3.9 in)	80.0 mm (3.1 in)	24 years	43 of 100 (Notable)
30 June 1975	Mittenwald-Buckelwiesen, DE	daily rain	59.8 mm (2.4 in)	41.5 mm (1.6 in)	4 years	42 of 100 (Notable)
30 June 1975	Ljubljana Bezigrad, SI	daily rain	70.5 mm (2.8 in)	29.1 mm (1.1 in)	45 years	41 of 100 (Notable)
30 June 1975	Mc Clusky, US	all-time rain	107.7 mm (4.2 in)	12.7 mm (0.5 in)	23 years	41 of 100 (Notable)
30 June 1975	Donaldsonville 4 SW, US	daily high min	26.1 C (79.0 F)	1.7 C (3.1 F)	81 years	40 of 100 (Notable)
30 June 1975	Kremsmuenster, AT	daily rain	46.5 mm (1.8 in)	24.6 mm (1.0 in)	4 years	39 of 100 (Notable)
30 June 1975	Kiefersfelden-Gach, DE	daily rain	64.8 mm (2.6 in)	43.8 mm (1.7 in)	4 years	39 of 100 (Notable)
30 June 1975	Jamestown State Hosp, US	daily rain	31.0 mm (1.2 in)	9.2 mm (0.36 in)	77 years	39 of 100 (Notable)
30 June 1975	Fazenda Sao Lourenco, BR	daily rain	32.6 mm (1.3 in)	32.6 mm (1.3 in)	32 years	38 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

1826 to 1975

Records set or tied on this calendar date in each year from 1826 to 1975. 1975 had 414 records.

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

Records on 06-30 in each year
Year	Records
1826	1
1832	1
1835	2
1843	2
1846	1
1848	2
1849	1
1853	1
1855	1
1857	1
1860	1
1863	1
1865	1
1869	1
1871	1
1873	1
1876	1
1879	2
1882	2
1883	3
1885	4
1886	1
1887	2
1888	2
1889	1
1890	3
1891	2
1892	1
1894	1
1895	1
1896	2
1897	6
1898	3
1899	4
1900	5
1901	9
1902	10
1903	8
1904	20
1905	23
1906	20
1907	12
1908	17
1909	39
1910	57
1911	12
1912	32
1913	99
1914	97
1915	40
1916	66
1917	39
1918	54
1919	72
1920	319
1921	121
1922	133
1923	309
1924	194
1925	113
1926	65
1927	240
1928	137
1929	213
1930	168
1931	774
1932	154
1933	571
1934	331
1935	347
1936	620
1937	458
1938	330
1939	438
1940	346
1941	341
1942	408
1943	790
1944	272
1945	671
1946	631
1947	487
1948	340
1949	403
1950	494
1951	517
1952	533
1953	404
1954	426
1955	432
1956	409
1957	592
1958	423
1959	948
1960	270
1961	351
1962	375
1963	560
1964	434
1965	240
1966	379
1967	414
1968	752
1969	459
1970	730
1971	459
1972	558
1973	623
1974	643
1975	414
1976	607
1977	662
1978	721
1979	601
1980	935
1981	838
1982	1,230
1983	752
1984	722
1985	829
1986	745
1987	1,044
1988	1,216
1989	953
1990	1,191
1991	1,129
1992	1,670
1993	711
1994	951
1995	1,354
1996	889
1997	938
1998	1,714
1999	910
2000	861
2001	778
2002	904
2003	896
2004	998
2005	1,526
2006	723
2007	736
2008	852
2009	1,052
2010	1,069
2011	1,057
2012	1,416
2013	963
2014	496
2015	1,018
2016	371
2017	642
2018	625
2019	1,042
2020	1,151
2021	1,442
2022	709
2023	531
2024	1,004
2025	858
2026	999

Download the Data

Data for records on 1975-06-30: 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	282
10 to 20	23
20 to 30	22
30 to 40	10
40 to 50	3
50 to 60	0
60 to 70	0
70 to 80	1