Weather Records on 30 June 1919

72 weather records were set or tied worldwide on 30 June 1919. Highest significance: Jacksonville Wb City, US.

Key Facts for 30 June 1919

On 30 June 1919, 72 weather records were set or tied at long-record stations worldwide.
10 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 70 daily.
Jacksonville Wb City set a monthly record daily precipitation of 150.1 mm (5.9 in) on 30 June 1919.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 452 records.

Record Map

72 stations

72 station records on 30 June 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 June 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jacksonville Wb City	United States	Record daily precipitation	150.1 mm (5.9 in)	38 of 100 (Notable)
Blackwarry	Australia	Record daily precipitation	48.5 mm (1.9 in)	28 of 100 (Routine)
Middletown 4 W	United States	Record low minimum temperature	3.3 C (37.9 F)	28 of 100 (Routine)
Jacksonville Wb City	United States	Record low maximum temperature	23.9 C (75.0 F)	28 of 100 (Routine)
Yarram	Australia	Record daily precipitation	27.4 mm (1.1 in)	26 of 100 (Routine)
Armagh	United Kingdom	Record low maximum temperature	12.9 C (55.2 F)	22 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	10.0 C (50.0 F)	22 of 100 (Routine)
Setauket Strong	United States	Record low minimum temperature	8.9 C (48.0 F)	22 of 100 (Routine)
Wilmington Wb City	United States	Record low minimum temperature	13.9 C (57.0 F)	22 of 100 (Routine)
Stradbroke Post Office	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Santa Fe	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Scheveningen	Netherlands	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Ny City Cntrl Park	United States	Record low minimum temperature	11.7 C (53.1 F)	20 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low minimum temperature	15.0 C (59.0 F)	19 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low minimum temperature	6.8 C (44.2 F)	19 of 100 (Routine)
Weissenburg	Germany	Record low maximum temperature	15.1 C (59.2 F)	19 of 100 (Routine)
Harrisburg - Coop	United States	Record low minimum temperature	11.7 C (53.1 F)	19 of 100 (Routine)
Blue Hill Coop	United States	Record low minimum temperature	8.3 C (46.9 F)	18 of 100 (Routine)
Washington	United States	Record low minimum temperature	10.0 C (50.0 F)	18 of 100 (Routine)
Kardella (Fleetwood)	Australia	Record daily precipitation	29.5 mm (1.2 in)	17 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	11.1 C (52.0 F)	17 of 100 (Routine)
Dromana	Australia	Record daily precipitation	27.9 mm (1.1 in)	16 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record low maximum temperature	9.4 C (48.9 F)	16 of 100 (Routine)
Yarmouth	Canada	Record low minimum temperature	5.0 C (41.0 F)	16 of 100 (Routine)
Vineland	United States	Record low minimum temperature	9.4 C (48.9 F)	16 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	12.8 C (55.0 F)	16 of 100 (Routine)
Atlantic City Marina	United States	Record low minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Gladstone Post Office	Australia	Record daily precipitation	15.2 mm (0.6 in)	15 of 100 (Routine)
Junsele	Sweden	Record daily precipitation	22.3 mm (0.9 in)	15 of 100 (Routine)
Lowell	United States	Record low minimum temperature	7.8 C (46.0 F)	15 of 100 (Routine)
Hastings Post Office	Australia	Record daily precipitation	22.1 mm (0.9 in)	14 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	17.8 C (64.0 F)	14 of 100 (Routine)
Altastenberg	Germany	Record low maximum temperature	8.5 C (47.3 F)	14 of 100 (Routine)
Wrixum/Fohr	Germany	Record daily precipitation	13.3 mm (0.5 in)	14 of 100 (Routine)
Baltimore Customs House	United States	Record low minimum temperature	12.2 C (54.0 F)	14 of 100 (Routine)
Nordby (Fano)	Denmark	Record low maximum temperature	12.4 C (54.3 F)	13 of 100 (Routine)
Zagreb-Gric	Croatia	Record low minimum temperature	10.9 C (51.6 F)	13 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	5.5 C (41.9 F)	13 of 100 (Routine)
Waren	Germany	Record low maximum temperature	14.6 C (58.3 F)	12 of 100 (Routine)
Renmark	Australia	Record daily precipitation	2.8 mm (0.11 in)	11 of 100 (Routine)
Coldwater	Canada	Record low minimum temperature	3.3 C (37.9 F)	11 of 100 (Routine)
Saint John	Canada	Record low minimum temperature	6.7 C (44.1 F)	11 of 100 (Routine)
Jokkmokk	Sweden	Record high minimum temperature	15.5 C (59.9 F)	11 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	27.5 C (81.5 F)	11 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	23.3 C (73.9 F)	11 of 100 (Routine)
State College	United States	Record low minimum temperature	7.8 C (46.0 F)	11 of 100 (Routine)
Cape York Post Office	Australia	Record daily precipitation	7.9 mm (0.31 in)	10 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	16.5 C (61.7 F)	10 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	6.5 C (43.7 F)	10 of 100 (Routine)
Hohenpeissenberg	Germany	Record low minimum temperature	3.6 C (38.5 F)	10 of 100 (Routine)
Karesuando	Sweden	Record high minimum temperature	14.5 C (58.1 F)	10 of 100 (Routine)
Cet Central England	United Kingdom	Record low maximum temperature	14.1 C (57.4 F)	10 of 100 (Routine)
Atlantic City Marina	United States	Record low maximum temperature	18.9 C (66.0 F)	10 of 100 (Routine)
Altastenberg	Germany	Record low minimum temperature	2.0 C (35.6 F)	9 of 100 (Routine)
Haparanda	Sweden	Record high maximum temperature	27.5 C (81.5 F)	9 of 100 (Routine)
Haparanda	Sweden	Record high minimum temperature	15.0 C (59.0 F)	9 of 100 (Routine)
Minnedosa	Canada	Record daily precipitation	18.3 mm (0.7 in)	8 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high minimum temperature	21.1 C (70.0 F)	8 of 100 (Routine)
Vestervig	Denmark	Record low maximum temperature	13.0 C (55.4 F)	8 of 100 (Routine)

Counts by Type and Timescale

72 records

Records set or tied on 30 June 1919 by type: Highest daily maximum 2, Lowest daily maximum 15, Highest daily minimum 8, Lowest daily minimum 29, Heaviest daily rainfall 18.

Records on 30 June 1919 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	15
Highest daily minimum	8
Lowest daily minimum	29
Heaviest daily rainfall	18
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1919 by timescale: all-time 0, monthly 2, daily 70.

How Much Records Were Beaten By

67 broken records

Margins by which the 67 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 26.9. Ties are not counted.

Top 20 by Significance

30 June 1919

Top 20 records on 30 June 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1919	Jacksonville Wb City, US	monthly rain	150.1 mm (5.9 in)	20.3 mm (0.8 in)	34 years	38 of 100 (Notable)
30 June 1919	Blackwarry, AU	daily rain	48.5 mm (1.9 in)	26.9 mm (1.1 in)	18 years	28 of 100 (Routine)
30 June 1919	Middletown 4 W, US	daily low min	3.3 C (37.9 F)	5.3 C (9.5 F)	36 years	28 of 100 (Routine)
30 June 1919	Jacksonville Wb City, US	daily low max	23.9 C (75.0 F)	3.3 C (5.9 F)	44 years	28 of 100 (Routine)
30 June 1919	Yarram, AU	daily rain	27.4 mm (1.1 in)	11.7 mm (0.5 in)	12 years	26 of 100 (Routine)
30 June 1919	Armagh, GB	daily low max	12.9 C (55.2 F)	1.7 C (3.1 F)	33 years	22 of 100 (Routine)
30 June 1919	Cape May 2 NW, US	daily low min	10.0 C (50.0 F)	3.9 C (7.0 F)	16 years	22 of 100 (Routine)
30 June 1919	Setauket Strong, US	daily low min	8.9 C (48.0 F)	3.3 C (5.9 F)	30 years	22 of 100 (Routine)
30 June 1919	Wilmington Wb City, US	daily low min	13.9 C (57.0 F)	3.3 C (5.9 F)	25 years	22 of 100 (Routine)
30 June 1919	Stradbroke Post Office, AU	daily rain	21.1 mm (0.8 in)	12.2 mm (0.5 in)	25 years	20 of 100 (Routine)
30 June 1919	Santa Fe, US	daily rain	16.5 mm (0.6 in)	3.8 mm (0.15 in)	49 years	20 of 100 (Routine)
30 June 1919	Scheveningen, NL	daily rain	15.0 mm (0.6 in)	6.5 mm (0.26 in)	23 years	20 of 100 (Routine)
30 June 1919	Vestervig, DK	daily rain	18.3 mm (0.7 in)	6.3 mm (0.25 in)	22 years	20 of 100 (Routine)
30 June 1919	Ny City Cntrl Park, US	daily low min	11.7 C (53.1 F)	0.5 C (0.9 F)	47 years	20 of 100 (Routine)
30 June 1919	Algiers-Ville/Universite, DZ	daily low min	15.0 C (59.0 F)	2.2 C (4.0 F)	16 years	19 of 100 (Routine)
30 June 1919	Kirchdorf/Poel, DE	daily low min	6.8 C (44.2 F)	2.2 C (4.0 F)	28 years	19 of 100 (Routine)
30 June 1919	Weissenburg, DE	daily low max	15.1 C (59.2 F)	3.1 C (5.6 F)	28 years	19 of 100 (Routine)
30 June 1919	Harrisburg - Coop, US	daily low min	11.7 C (53.1 F)	2.7 C (4.9 F)	27 years	19 of 100 (Routine)
30 June 1919	Blue Hill Coop, US	daily low min	8.3 C (46.9 F)	1.7 C (3.1 F)	33 years	18 of 100 (Routine)
30 June 1919	Washington, US	daily low min	10.0 C (50.0 F)	2.8 C (5.0 F)	19 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 1919

Records set or tied on this calendar date in each year from 1826 to 1919. 1919 had 72 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 1919-06-30: 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 5	56
5 to 10	6
10 to 15	3
15 to 20	0
20 to 25	1
25 to 30	1