Weather Records on 18 June 1920

53 weather records were set or tied worldwide on 18 June 1920. Highest significance: Montgomery Wb City, US.

Key Facts for 18 June 1920

On 18 June 1920, 53 weather records were set or tied at long-record stations worldwide.
1 were record highs and 32 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 50 daily.
Montgomery Wb City set a daily record precipitation of 78.5 mm (3.1 in) on 18 June 1920.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 438 records.

Record Map

53 stations

53 station records on 18 June 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Montgomery Wb City	United States	Record daily precipitation	78.5 mm (3.1 in)	49 of 100 (Notable)
Middletown 4 W	United States	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Elatma	Russia	Record daily precipitation	28.1 mm (1.1 in)	27 of 100 (Routine)
Newark Liberty Intl AP	United States	Record low maximum temperature	15.6 C (60.1 F)	26 of 100 (Routine)
Malvern	United States	Record low maximum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Fredericton Unb	Canada	Record low minimum temperature	2.2 C (36.0 F)	21 of 100 (Routine)
Lake Cochituate	United States	Record daily precipitation	76.5 mm (3.0 in)	21 of 100 (Routine)
Wantabadgery	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Pine Bluff	United States	Record low maximum temperature	23.3 C (73.9 F)	20 of 100 (Routine)
Blue Hill Coop	United States	Record daily precipitation	54.6 mm (2.1 in)	20 of 100 (Routine)
Charlottetown	Canada	Record low minimum temperature	3.3 C (37.9 F)	19 of 100 (Routine)
Middletown 4 W	United States	Record low maximum temperature	11.7 C (53.1 F)	19 of 100 (Routine)
Astoria	United States	Record low minimum temperature	6.7 C (44.1 F)	19 of 100 (Routine)
Alton	Canada	Record daily precipitation	27.4 mm (1.1 in)	18 of 100 (Routine)
Pesaro	Italy	Record daily precipitation	11.0 mm (0.4 in)	18 of 100 (Routine)
Newport	United States	Record low maximum temperature	23.3 C (73.9 F)	18 of 100 (Routine)
Blue Hill Coop	United States	Record low minimum temperature	3.9 C (39.0 F)	18 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Ny City Cntrl Park	United States	Record low minimum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	16.0 mm (0.6 in)	17 of 100 (Routine)
Gardiner	United States	Record low maximum temperature	12.2 C (54.0 F)	17 of 100 (Routine)
Somerville 4 NW	United States	Record low maximum temperature	17.8 C (64.0 F)	16 of 100 (Routine)
Lock #4	United States	Record daily precipitation	16.5 mm (0.6 in)	16 of 100 (Routine)
Wombat (Tumbleton)	Australia	Record daily precipitation	13.7 mm (0.5 in)	15 of 100 (Routine)
Chicoutimi	Canada	Record low minimum temperature	-0.6 C (30.9 F)	15 of 100 (Routine)
Blue Hill Coop	United States	Record low maximum temperature	7.2 C (45.0 F)	15 of 100 (Routine)
Pointe Au Pere	Canada	Record low minimum temperature	1.1 C (34.0 F)	14 of 100 (Routine)
Brinkley	United States	Record low maximum temperature	23.9 C (75.0 F)	14 of 100 (Routine)
Portland	United States	Record low maximum temperature	11.7 C (53.1 F)	14 of 100 (Routine)
Plymouth	United States	Record low maximum temperature	12.2 C (54.0 F)	14 of 100 (Routine)
Northfield	United States	Record low maximum temperature	11.7 C (53.1 F)	14 of 100 (Routine)
Lowell	United States	Record low maximum temperature	13.3 C (55.9 F)	13 of 100 (Routine)
Irkutsk	Russia	Record low minimum temperature	-0.7 C (30.7 F)	12 of 100 (Routine)
Little Rock St Capitol	United States	Record low maximum temperature	20.0 C (68.0 F)	12 of 100 (Routine)
Ny City Cntrl Park	United States	Record low maximum temperature	17.2 C (63.0 F)	11 of 100 (Routine)
Yarmouth	Canada	Record low maximum temperature	12.8 C (55.0 F)	10 of 100 (Routine)
Muncheberg	Germany	Record daily precipitation	9.8 mm (0.39 in)	9 of 100 (Routine)
Bunghill Tank	Australia	Record daily precipitation	1.8 mm (0.07 in)	8 of 100 (Routine)
Mogil Mogil (Benimora)	Australia	Record daily precipitation	5.1 mm (0.20 in)	8 of 100 (Routine)
Middletown 4 W	United States	Record low minimum temperature	7.2 C (45.0 F)	8 of 100 (Routine)
Somerville 4 NW	United States	Record daily precipitation	18.0 mm (0.7 in)	7 of 100 (Routine)
Burlington	United States	Record low maximum temperature	13.3 C (55.9 F)	7 of 100 (Routine)
Leominster	United States	Record daily precipitation	27.9 mm (1.1 in)	6 of 100 (Routine)
Tuttlingen	Germany	Record daily precipitation	22.6 mm (0.9 in)	5 of 100 (Routine)
Saint John	Canada	Record low minimum temperature	6.7 C (44.1 F)	4 of 100 (Routine)
Halifax	Canada	Record low minimum temperature	4.4 C (39.9 F)	4 of 100 (Routine)
Warroo (Geeron)	Australia	Record daily precipitation	2.5 mm (0.10 in)	3 of 100 (Routine)
Two Wells	Australia	Record daily precipitation	6.4 mm (0.25 in)	2 of 100 (Routine)
Little Rock St Capitol	United States	Record low minimum temperature	13.9 C (57.0 F)	2 of 100 (Routine)
Setauket Strong	United States	Record low maximum temperature	15.6 C (60.1 F)	2 of 100 (Routine)
Setauket Strong	United States	Record daily precipitation	15.2 mm (0.6 in)	2 of 100 (Routine)
Sfax El-Maou	Tunisia	Record high maximum temperature	35.0 C (95.0 F)	1 of 100 (Routine)
Lowell	United States	Record low minimum temperature	8.3 C (46.9 F)	1 of 100 (Routine)

Counts by Type and Timescale

53 records

Records set or tied on 18 June 1920 by type: Highest daily maximum 1, Lowest daily maximum 18, Lowest daily minimum 14, Heaviest daily rainfall 20.

Records on 18 June 1920 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	18
Highest daily minimum	0
Lowest daily minimum	14
Heaviest daily rainfall	20
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 1920 by timescale: all-time 0, monthly 3, daily 50.

How Much Records Were Beaten By

45 broken records

Margins by which the 45 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 54.9. Ties are not counted.

Top 20 by Significance

18 June 1920

Top 20 records on 18 June 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1920	Montgomery Wb City, US	daily rain	78.5 mm (3.1 in)	54.9 mm (2.2 in)	18 years	49 of 100 (Notable)
18 June 1920	Middletown 4 W, US	daily rain	32.5 mm (1.3 in)	16.0 mm (0.6 in)	48 years	32 of 100 (Routine)
18 June 1920	Elatma, RU	daily rain	28.1 mm (1.1 in)	14.1 mm (0.6 in)	7 years	27 of 100 (Routine)
18 June 1920	Newark Liberty Intl AP, US	daily low max	15.6 C (60.1 F)	0.5 C (0.9 F)	62 years	26 of 100 (Routine)
18 June 1920	Malvern, US	daily low max	21.1 C (70.0 F)	5.6 C (10.1 F)	20 years	24 of 100 (Routine)
18 June 1920	Fredericton Unb, CA	daily low min	2.2 C (36.0 F)	1.1 C (2.0 F)	44 years	21 of 100 (Routine)
18 June 1920	Lake Cochituate, US	monthly rain	76.5 mm (3.0 in)	3.9 mm (0.15 in)	16 years	21 of 100 (Routine)
18 June 1920	Wantabadgery, AU	daily rain	19.8 mm (0.8 in)	9.6 mm (0.38 in)	22 years	20 of 100 (Routine)
18 June 1920	Pine Bluff, US	daily low max	23.3 C (73.9 F)	3.9 C (7.0 F)	20 years	20 of 100 (Routine)
18 June 1920	Blue Hill Coop, US	daily rain	54.6 mm (2.1 in)	8.9 mm (0.35 in)	28 years	20 of 100 (Routine)
18 June 1920	Charlottetown, CA	daily low min	3.3 C (37.9 F)	1.1 C (2.0 F)	40 years	19 of 100 (Routine)
18 June 1920	Middletown 4 W, US	daily low max	11.7 C (53.1 F)	3.3 C (5.9 F)	28 years	19 of 100 (Routine)
18 June 1920	Astoria, US	daily low min	6.7 C (44.1 F)	1.6 C (2.9 F)	32 years	19 of 100 (Routine)
18 June 1920	Alton, CA	daily rain	27.4 mm (1.1 in)	8.1 mm (0.32 in)	25 years	18 of 100 (Routine)
18 June 1920	Pesaro, IT	daily rain	11.0 mm (0.4 in)	3.4 mm (0.13 in)	33 years	18 of 100 (Routine)
18 June 1920	Newport, US	daily low max	23.3 C (73.9 F)	3.4 C (6.1 F)	20 years	18 of 100 (Routine)
18 June 1920	Blue Hill Coop, US	monthly low min	3.9 C (39.0 F)	0.5 C (0.9 F)	14 years	18 of 100 (Routine)
18 June 1920	World Trade Ctr, US	daily low min	11.1 C (52.0 F)	0.6 C (1.1 F)	40 years	18 of 100 (Routine)
18 June 1920	Ny City Cntrl Park, US	daily low min	11.1 C (52.0 F)	0.6 C (1.1 F)	40 years	18 of 100 (Routine)
18 June 1920	Port Alfred, ZA	daily rain	16.0 mm (0.6 in)	13.7 mm (0.5 in)	15 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

1800 to 1920

Records set or tied on this calendar date in each year from 1800 to 1920. 1920 had 53 records.

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

Records on 06-18 in each year
Year	Records
1800	1
1801	1
1802	1
1803	1
1816	1
1821	1
1823	1
1839	1
1841	1
1848	1
1855	1
1858	2
1859	1
1862	2
1865	1
1869	1
1870	1
1875	2
1876	1
1879	1
1880	1
1881	2
1882	2
1883	1
1884	1
1886	1
1888	3
1889	1
1890	3
1892	3
1893	1
1894	2
1895	3
1896	4
1897	5
1899	3
1900	4
1901	10
1902	7
1903	13
1904	5
1905	32
1906	16
1907	21
1908	20
1909	39
1910	15
1911	14
1912	25
1913	29
1914	43
1915	62
1916	29
1917	55
1918	118
1919	65
1920	53
1921	44
1922	57
1923	144
1924	108
1925	246
1926	176
1927	287
1928	205
1929	297
1930	379
1931	267
1932	219
1933	499
1934	335
1935	494
1936	549
1937	301
1938	391
1939	674
1940	620
1941	273
1942	201
1943	173
1944	726
1945	784
1946	532
1947	391
1948	421
1949	734
1950	828
1951	237
1952	435
1953	730
1954	460
1955	721
1956	373
1957	672
1958	532
1959	573
1960	394
1961	979
1962	302
1963	305
1964	840
1965	589
1966	431
1967	308
1968	556
1969	598
1970	486
1971	456
1972	334
1973	861
1974	719
1975	821
1976	508
1977	768
1978	516
1979	581
1980	447
1981	895
1982	736
1983	1,080
1984	716
1985	921
1986	862
1987	925
1988	748
1989	697
1990	795
1991	944
1992	579
1993	834
1994	1,156
1995	1,224
1996	1,004
1997	894
1998	1,600
1999	1,258
2000	1,474
2001	589
2002	1,397
2003	853
2004	1,056
2005	1,014
2006	699
2007	898
2008	628
2009	920
2010	928
2011	952
2012	832
2013	847
2014	732
2015	978
2016	787
2017	839
2018	968
2019	425
2020	572
2021	1,874
2022	1,194
2023	574
2024	1,150
2025	583
2026	830

Download the Data

Data for records on 1920-06-18: 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	41
10 to 20	3
20 to 30	0
30 to 40	0
40 to 50	0
50 to 60	1