Weather Records on 12 June 1930

127 weather records were set or tied worldwide on 12 June 1930. Highest significance: Rapid City Forrest, CA.

Key Facts for 12 June 1930

On 12 June 1930, 127 weather records were set or tied at long-record stations worldwide.
52 were record highs and 15 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 126 daily.
Rapid City Forrest set a daily record precipitation of 51.3 mm (2.0 in) on 12 June 1930.
Across 166 earlier years (1797 to 2026) the same calendar date averaged 420 records.

Record Map

127 stations

127 station records on 12 June 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 June 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rapid City Forrest	Canada	Record daily precipitation	51.3 mm (2.0 in)	55 of 100 (Notable)
Dunderlandsdalen	Norway	Record daily precipitation	37.8 mm (1.5 in)	43 of 100 (Notable)
Nord-Rana	Norway	Record daily precipitation	26.4 mm (1.0 in)	34 of 100 (Routine)
Tampa	United States	Record daily precipitation	118.4 mm (4.7 in)	28 of 100 (Routine)
San Antonio Nursery	United States	Record daily precipitation	54.6 mm (2.1 in)	27 of 100 (Routine)
Treherne	Canada	Record daily precipitation	46.2 mm (1.8 in)	25 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record daily precipitation	41.4 mm (1.6 in)	24 of 100 (Routine)
Gudauri	Georgia	Record daily precipitation	41.5 mm (1.6 in)	23 of 100 (Routine)
Tuskegee	United States	Record low maximum temperature	21.1 C (70.0 F)	22 of 100 (Routine)
New Braunfels	United States	Record daily precipitation	66.5 mm (2.6 in)	22 of 100 (Routine)
Ayrshire Downs	Australia	Record daily precipitation	27.4 mm (1.1 in)	20 of 100 (Routine)
Webster City	United States	Record daily precipitation	34.8 mm (1.4 in)	20 of 100 (Routine)
Koshkonong	United States	Record daily precipitation	29.0 mm (1.1 in)	20 of 100 (Routine)
Staunton Wtp	United States	Record low minimum temperature	5.6 C (42.1 F)	20 of 100 (Routine)
Prairie Post Office	Australia	Record daily precipitation	5.8 mm (0.23 in)	19 of 100 (Routine)
St Albans	Canada	Record daily precipitation	31.5 mm (1.2 in)	19 of 100 (Routine)
Crescent City 3 NNW	United States	Record high maximum temperature	28.3 C (82.9 F)	19 of 100 (Routine)
Heber	United States	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Moncton	Canada	Record high minimum temperature	16.1 C (61.0 F)	18 of 100 (Routine)
Nebo	Australia	Record daily precipitation	27.9 mm (1.1 in)	17 of 100 (Routine)
Bella Coola	Canada	Record high minimum temperature	12.8 C (55.0 F)	17 of 100 (Routine)
Oakbank	Canada	Record daily precipitation	31.2 mm (1.2 in)	17 of 100 (Routine)
Bird Rocks	Canada	Record high minimum temperature	11.1 C (52.0 F)	17 of 100 (Routine)
George Airport	South Africa	Record daily precipitation	17.0 mm (0.7 in)	17 of 100 (Routine)
Alexandria (Pol)	South Africa	Record daily precipitation	21.6 mm (0.9 in)	17 of 100 (Routine)
Richmond Post Office	Australia	Record daily precipitation	1.8 mm (0.07 in)	16 of 100 (Routine)
Hoofddorp	Netherlands	Record daily precipitation	19.7 mm (0.8 in)	16 of 100 (Routine)
Willow City	United States	Record daily precipitation	19.1 mm (0.8 in)	16 of 100 (Routine)
Hondo	United States	Record daily precipitation	42.7 mm (1.7 in)	16 of 100 (Routine)
Port Townsend	United States	Record low maximum temperature	12.8 C (55.0 F)	16 of 100 (Routine)
Sedro-Woolley	United States	Record low maximum temperature	15.0 C (59.0 F)	16 of 100 (Routine)
Cairns Post Office	Australia	Record high maximum temperature	31.1 C (88.0 F)	15 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record high maximum temperature	17.0 C (62.6 F)	15 of 100 (Routine)
Parrsboro	Canada	Record high maximum temperature	25.6 C (78.1 F)	15 of 100 (Routine)
Sable Island	Canada	Record high maximum temperature	17.8 C (64.0 F)	15 of 100 (Routine)
Oudenbosch	Netherlands	Record daily precipitation	26.3 mm (1.0 in)	15 of 100 (Routine)
Cedarville	United States	Record high maximum temperature	32.2 C (90.0 F)	15 of 100 (Routine)
Boulder	United States	Record high minimum temperature	16.7 C (62.1 F)	15 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	15 of 100 (Routine)
Kamloops	Canada	Record low maximum temperature	16.1 C (61.0 F)	14 of 100 (Routine)
Berlin-Dahlem	Germany	Record high maximum temperature	33.6 C (92.5 F)	14 of 100 (Routine)
Troicko-Pecherskoe	Russia	Record high minimum temperature	16.5 C (61.7 F)	14 of 100 (Routine)
Marianna Sch For Boys	United States	Record low maximum temperature	23.9 C (75.0 F)	14 of 100 (Routine)
Armour	United States	Record low minimum temperature	1.7 C (35.1 F)	14 of 100 (Routine)
Kynuna	Australia	Record daily precipitation	20.8 mm (0.8 in)	13 of 100 (Routine)
Altastenberg	Germany	Record high minimum temperature	16.3 C (61.3 F)	13 of 100 (Routine)
Steinkopf (Pol)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	13 of 100 (Routine)
Oroville 1 N	United States	Record high maximum temperature	41.1 C (106.0 F)	13 of 100 (Routine)
Rockhampton Post Office	Australia	Record daily precipitation	26.2 mm (1.0 in)	12 of 100 (Routine)
Sussex	Canada	Record high minimum temperature	15.6 C (60.1 F)	12 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record high maximum temperature	31.7 C (89.1 F)	12 of 100 (Routine)
Magdeburg	Germany	Record high maximum temperature	34.2 C (93.6 F)	12 of 100 (Routine)
Brocken	Germany	Record high minimum temperature	14.2 C (57.6 F)	12 of 100 (Routine)
Quincy	United States	Record high maximum temperature	32.8 C (91.0 F)	12 of 100 (Routine)
Grassy Hill Radio Otc	Australia	Record daily precipitation	14.0 mm (0.6 in)	11 of 100 (Routine)
Bowen Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	11 of 100 (Routine)
Clausthal-Zellerfeld	Germany	Record high maximum temperature	26.9 C (80.4 F)	11 of 100 (Routine)
Jerome	United States	Record high minimum temperature	23.3 C (73.9 F)	11 of 100 (Routine)
Winton Post Office	Australia	Record daily precipitation	16.8 mm (0.7 in)	10 of 100 (Routine)
Raglan	Australia	Record daily precipitation	24.4 mm (1.0 in)	10 of 100 (Routine)

Counts by Type and Timescale

127 records

Records set or tied on 12 June 1930 by type: Highest daily maximum 30, Lowest daily maximum 9, Highest daily minimum 22, Lowest daily minimum 6, Heaviest daily rainfall 60.

Records on 12 June 1930 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	9
Highest daily minimum	22
Lowest daily minimum	6
Heaviest daily rainfall	60
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 June 1930 by timescale: all-time 0, monthly 1, daily 126.

How Much Records Were Beaten By

109 broken records

Margins by which the 109 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 43.2. Ties are not counted.

Top 20 by Significance

12 June 1930

Top 20 records on 12 June 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 June 1930	Rapid City Forrest, CA	daily rain	51.3 mm (2.0 in)	43.2 mm (1.7 in)	37 years	55 of 100 (Notable)
12 June 1930	Dunderlandsdalen, NO	daily rain	37.8 mm (1.5 in)	28.9 mm (1.1 in)	1 year	43 of 100 (Notable)
12 June 1930	Nord-Rana, NO	daily rain	26.4 mm (1.0 in)	14.0 mm (0.6 in)	24 years	34 of 100 (Routine)
12 June 1930	Tampa, US	monthly rain	118.4 mm (4.7 in)	8.2 mm (0.32 in)	33 years	28 of 100 (Routine)
12 June 1930	San Antonio Nursery, US	daily rain	54.6 mm (2.1 in)	36.6 mm (1.4 in)	8 years	27 of 100 (Routine)
12 June 1930	Treherne, CA	daily rain	46.2 mm (1.8 in)	14.4 mm (0.6 in)	28 years	25 of 100 (Routine)
12 June 1930	Winnipeg St Johns Coll, CA	daily rain	41.4 mm (1.6 in)	5.3 mm (0.21 in)	49 years	24 of 100 (Routine)
12 June 1930	Gudauri, GE	daily rain	41.5 mm (1.6 in)	8.5 mm (0.33 in)	42 years	23 of 100 (Routine)
12 June 1930	Tuskegee, US	daily low max	21.1 C (70.0 F)	3.9 C (7.0 F)	27 years	22 of 100 (Routine)
12 June 1930	New Braunfels, US	daily rain	66.5 mm (2.6 in)	30.4 mm (1.2 in)	8 years	22 of 100 (Routine)
12 June 1930	Ayrshire Downs, AU	daily rain	27.4 mm (1.1 in)	20.0 mm (0.8 in)	9 years	20 of 100 (Routine)
12 June 1930	Webster City, US	daily rain	34.8 mm (1.4 in)	10.7 mm (0.4 in)	29 years	20 of 100 (Routine)
12 June 1930	Koshkonong, US	daily rain	29.0 mm (1.1 in)	17.8 mm (0.7 in)	20 years	20 of 100 (Routine)
12 June 1930	Staunton Wtp, US	daily low min	5.6 C (42.1 F)	3.8 C (6.8 F)	25 years	20 of 100 (Routine)
12 June 1930	Prairie Post Office, AU	daily rain	5.8 mm (0.23 in)	5.8 mm (0.23 in)	41 years	19 of 100 (Routine)
12 June 1930	St Albans, CA	daily rain	31.5 mm (1.2 in)	12.2 mm (0.5 in)	9 years	19 of 100 (Routine)
12 June 1930	Crescent City 3 NNW, US	daily high max	28.3 C (82.9 F)	4.4 C (7.9 F)	12 years	19 of 100 (Routine)
12 June 1930	Heber, US	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	36 years	19 of 100 (Routine)
12 June 1930	Moncton, CA	daily high min	16.1 C (61.0 F)	3.9 C (7.0 F)	13 years	18 of 100 (Routine)
12 June 1930	Nebo, AU	daily rain	27.9 mm (1.1 in)	13.4 mm (0.5 in)	11 years	17 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

1797 to 1930

Records set or tied on this calendar date in each year from 1797 to 1930. 1930 had 127 records.

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

Records on 06-12 in each year
Year	Records
1797	1
1811	2
1838	1
1840	1
1843	1
1844	1
1845	1
1847	2
1854	1
1857	2
1859	1
1862	1
1863	1
1865	3
1866	3
1867	1
1871	1
1873	1
1874	3
1876	1
1877	4
1879	2
1880	5
1881	4
1882	2
1883	1
1884	2
1885	2
1887	2
1888	1
1889	1
1890	1
1892	1
1893	3
1894	6
1895	1
1896	1
1897	2
1898	8
1899	7
1900	3
1901	3
1902	8
1903	34
1904	8
1905	10
1906	24
1907	20
1908	9
1909	16
1910	37
1911	21
1912	23
1913	19
1914	36
1915	26
1916	80
1917	117
1918	44
1919	56
1920	93
1921	42
1922	56
1923	166
1924	153
1925	165
1926	201
1927	281
1928	180
1929	217
1930	127
1931	150
1932	352
1933	361
1934	159
1935	259
1936	440
1937	405
1938	349
1939	297
1940	389
1941	512
1942	729
1943	399
1944	423
1945	567
1946	321
1947	840
1948	215
1949	407
1950	530
1951	735
1952	1,035
1953	730
1954	337
1955	759
1956	786
1957	310
1958	454
1959	320
1960	200
1961	405
1962	328
1963	618
1964	405
1965	406
1966	530
1967	706
1968	404
1969	834
1970	701
1971	374
1972	903
1973	894
1974	575
1975	560
1976	617
1977	494
1978	438
1979	1,013
1980	718
1981	784
1982	734
1983	664
1984	653
1985	1,203
1986	778
1987	742
1988	785
1989	797
1990	664
1991	756
1992	849
1993	970
1994	654
1995	953
1996	925
1997	932
1998	1,683
1999	806
2000	1,169
2001	1,231
2002	965
2003	1,187
2004	759
2005	1,804
2006	1,216
2007	784
2008	1,219
2009	858
2010	1,423
2011	786
2012	751
2013	931
2014	421
2015	679
2016	809
2017	910
2018	635
2019	1,285
2020	712
2021	767
2022	1,204
2023	805
2024	805
2025	409
2026	979

Download the Data

Data for records on 1930-06-12: 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).

Histogram of margins by which records were beaten on 12 June 1930
Margin	Records
0 to 10	93
10 to 20	10
20 to 30	3
30 to 40	2
40 to 50	1