Weather Records on 30 June 1924

194 weather records were set or tied worldwide on 30 June 1924. Highest significance: Chapel Hill 2 W, US.

Key Facts for 30 June 1924

On 30 June 1924, 194 weather records were set or tied at long-record stations worldwide.
62 were record highs and 106 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 16 monthly and 177 daily.
Chapel Hill 2 W set a daily record precipitation of 52.6 mm (2.1 in) on 30 June 1924.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 451 records.

Record Map

194 stations

194 station records on 30 June 1924 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 June 1924: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chapel Hill 2 W	United States	Record daily precipitation	52.6 mm (2.1 in)	33 of 100 (Routine)
Woodburn Post Office	Australia	Record daily precipitation	67.6 mm (2.7 in)	27 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record high maximum temperature	35.6 C (96.1 F)	24 of 100 (Routine)
Pendleton Dwtn	United States	Record high maximum temperature	42.2 C (108.0 F)	24 of 100 (Routine)
Sloan 3 S	United States	Record daily precipitation	93.2 mm (3.7 in)	22 of 100 (Routine)
Portland Rfc City	United States	Record high minimum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Agassiz Cda	Canada	Record high minimum temperature	15.6 C (60.1 F)	21 of 100 (Routine)
Plain Dealing	United States	Record low maximum temperature	26.1 C (79.0 F)	21 of 100 (Routine)
Mt Angel	United States	Record high minimum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Cedarville	United States	Record high maximum temperature	40.6 C (105.1 F)	20 of 100 (Routine)
Moscow U of I	United States	Record high maximum temperature	37.8 C (100.0 F)	20 of 100 (Routine)
Rosalia	United States	Record high maximum temperature	38.9 C (102.0 F)	20 of 100 (Routine)
Cumbalum (Fairview)	Australia	Record daily precipitation	60.5 mm (2.4 in)	19 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	18.3 mm (0.7 in)	19 of 100 (Routine)
Cedar Rapids #1	United States	Record low minimum temperature	8.9 C (48.0 F)	19 of 100 (Routine)
Emporia 1 S	United States	Record low minimum temperature	10.0 C (50.0 F)	19 of 100 (Routine)
Colfax	United States	Record high maximum temperature	38.9 C (102.0 F)	19 of 100 (Routine)
Malvern	United States	Record daily precipitation	30.5 mm (1.2 in)	18 of 100 (Routine)
Horton	United States	Record low minimum temperature	9.4 C (48.9 F)	18 of 100 (Routine)
Clinton Forestry HQ	United States	Record daily precipitation	90.2 mm (3.6 in)	18 of 100 (Routine)
Winnemucca AP	United States	Record high maximum temperature	39.4 C (102.9 F)	18 of 100 (Routine)
Santa Fe	United States	Record low maximum temperature	20.6 C (69.1 F)	17 of 100 (Routine)
Casino Airport	Australia	Record daily precipitation	32.5 mm (1.3 in)	16 of 100 (Routine)
Fort Chipewyan	Canada	Record high maximum temperature	28.9 C (84.0 F)	16 of 100 (Routine)
Kazalinsk	Kazakhstan	Record daily precipitation	13.2 mm (0.5 in)	16 of 100 (Routine)
Sveg	Sweden	Record daily precipitation	12.7 mm (0.5 in)	16 of 100 (Routine)
Fayetteville	United States	Record low maximum temperature	23.9 C (75.0 F)	16 of 100 (Routine)
Fayetteville Exp STN	United States	Record low maximum temperature	23.9 C (75.0 F)	16 of 100 (Routine)
Atchison	United States	Record low minimum temperature	10.0 C (50.0 F)	16 of 100 (Routine)
Spokane Intl AP	United States	Record high maximum temperature	37.2 C (99.0 F)	16 of 100 (Routine)
Seattle Urban Site	United States	Record high minimum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Tashkent	Uzbekistan	Record low maximum temperature	25.2 C (77.4 F)	16 of 100 (Routine)
Beatrice	United States	Record low minimum temperature	8.9 C (48.0 F)	15 of 100 (Routine)
Dickinson Exp STN	United States	Record low minimum temperature	3.9 C (39.0 F)	15 of 100 (Routine)
Oelrichs	United States	Record low maximum temperature	18.3 C (64.9 F)	15 of 100 (Routine)
College STN 6 SW	United States	Record daily precipitation	13.5 mm (0.5 in)	15 of 100 (Routine)
Pullman Exp STN	United States	Record high maximum temperature	36.1 C (97.0 F)	15 of 100 (Routine)
Pullman Exp STN	United States	Record high minimum temperature	17.2 C (63.0 F)	15 of 100 (Routine)
Las Animas	United States	Record low minimum temperature	5.6 C (42.1 F)	14 of 100 (Routine)
Grundy Ctr	United States	Record low minimum temperature	8.3 C (46.9 F)	14 of 100 (Routine)
Hays 1 S	United States	Record low minimum temperature	7.2 C (45.0 F)	14 of 100 (Routine)
Lebo	United States	Record low minimum temperature	10.0 C (50.0 F)	14 of 100 (Routine)
McPherson	United States	Record low minimum temperature	8.3 C (46.9 F)	14 of 100 (Routine)
Oregon	United States	Record low minimum temperature	11.1 C (52.0 F)	14 of 100 (Routine)
Orlando Executive AP	United States	Record high maximum temperature	36.1 C (97.0 F)	14 of 100 (Routine)
Edmonton	Canada	Record high minimum temperature	14.4 C (57.9 F)	13 of 100 (Routine)
Chicoutimi	Canada	Record daily precipitation	30.5 mm (1.2 in)	13 of 100 (Routine)
Marion 2 N	United States	Record low maximum temperature	22.2 C (72.0 F)	13 of 100 (Routine)
Farmington 3NW	United States	Record low minimum temperature	6.7 C (44.1 F)	13 of 100 (Routine)
Syracuse	United States	Record low minimum temperature	7.8 C (46.0 F)	13 of 100 (Routine)
Flandreau	United States	Record low maximum temperature	18.9 C (66.0 F)	13 of 100 (Routine)
Crosbyton	United States	Record low minimum temperature	13.3 C (55.9 F)	13 of 100 (Routine)
Spokane Intl AP	United States	Record high minimum temperature	17.8 C (64.0 F)	13 of 100 (Routine)
Yuma Wb City	United States	Record daily precipitation	1.5 mm (0.06 in)	13 of 100 (Routine)
Ukiah	United States	Record high maximum temperature	42.2 C (108.0 F)	12 of 100 (Routine)
Havana	United States	Record low maximum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
Iowa City	United States	Record low maximum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
Marshalltown	United States	Record low minimum temperature	10.0 C (50.0 F)	12 of 100 (Routine)
Hutchinson River	United States	Record low minimum temperature	8.9 C (48.0 F)	12 of 100 (Routine)
Columbus 3 NE	United States	Record low minimum temperature	7.8 C (46.0 F)	12 of 100 (Routine)

Counts by Type and Timescale

194 records

Records set or tied on 30 June 1924 by type: Highest daily maximum 43, Lowest daily maximum 39, Highest daily minimum 19, Lowest daily minimum 67, Heaviest daily rainfall 26.

Records on 30 June 1924 by type
Record type	Records
Highest daily maximum	43
Lowest daily maximum	39
Highest daily minimum	19
Lowest daily minimum	67
Heaviest daily rainfall	26
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1924 by timescale: all-time 1, monthly 16, daily 177.

How Much Records Were Beaten By

143 broken records

Margins by which the 143 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 47.5. Ties are not counted.

Top 20 by Significance

30 June 1924

Top 20 records on 30 June 1924 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1924	Chapel Hill 2 W, US	daily rain	52.6 mm (2.1 in)	30.2 mm (1.2 in)	31 years	33 of 100 (Routine)
30 June 1924	Woodburn Post Office, AU	daily rain	67.6 mm (2.7 in)	47.5 mm (1.9 in)	3 years	27 of 100 (Routine)
30 June 1924	Tarpon Spgs Sewage Plt, US	daily high max	35.6 C (96.1 F)	2.3 C (4.1 F)	26 years	24 of 100 (Routine)
30 June 1924	Pendleton Dwtn, US	monthly high max	42.2 C (108.0 F)	1.6 C (2.9 F)	28 years	24 of 100 (Routine)
30 June 1924	Sloan 3 S, US	daily rain	93.2 mm (3.7 in)	31.7 mm (1.2 in)	7 years	22 of 100 (Routine)
30 June 1924	Portland Rfc City, US	daily high min	20.0 C (68.0 F)	2.2 C (4.0 F)	26 years	22 of 100 (Routine)
30 June 1924	Agassiz Cda, CA	daily high min	15.6 C (60.1 F)	2.3 C (4.1 F)	31 years	21 of 100 (Routine)
30 June 1924	Plain Dealing, US	daily low max	26.1 C (79.0 F)	3.9 C (7.0 F)	24 years	21 of 100 (Routine)
30 June 1924	Mt Angel, US	daily high min	18.9 C (66.0 F)	2.8 C (5.0 F)	26 years	21 of 100 (Routine)
30 June 1924	Cedarville, US	monthly high max	40.6 C (105.1 F)	0.6 C (1.1 F)	20 years	20 of 100 (Routine)
30 June 1924	Moscow U of I, US	monthly high max	37.8 C (100.0 F)	1.1 C (2.0 F)	17 years	20 of 100 (Routine)
30 June 1924	Rosalia, US	monthly high max	38.9 C (102.0 F)	2.8 C (5.0 F)	8 years	20 of 100 (Routine)
30 June 1924	Cumbalum (Fairview), AU	daily rain	60.5 mm (2.4 in)	27.7 mm (1.1 in)	12 years	19 of 100 (Routine)
30 June 1924	Vilnius, LT	daily rain	18.3 mm (0.7 in)	4.0 mm (0.16 in)	33 years	19 of 100 (Routine)
30 June 1924	Cedar Rapids #1, US	daily low min	8.9 C (48.0 F)	3.9 C (7.0 F)	24 years	19 of 100 (Routine)
30 June 1924	Emporia 1 S, US	daily low min	10.0 C (50.0 F)	3.9 C (7.0 F)	22 years	19 of 100 (Routine)
30 June 1924	Colfax, US	monthly high max	38.9 C (102.0 F)	2.2 C (4.0 F)	8 years	19 of 100 (Routine)
30 June 1924	Malvern, US	daily rain	30.5 mm (1.2 in)	5.1 mm (0.20 in)	36 years	18 of 100 (Routine)
30 June 1924	Horton, US	daily low min	9.4 C (48.9 F)	3.4 C (6.1 F)	22 years	18 of 100 (Routine)
30 June 1924	Clinton Forestry HQ, US	monthly rain	90.2 mm (3.6 in)	1.8 mm (0.07 in)	14 years	18 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

1826 to 1924

Records set or tied on this calendar date in each year from 1826 to 1924. 1924 had 194 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 1924-06-30: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	138
10 to 20	1
20 to 30	1
30 to 40	2
40 to 50	1