Weather Records on 18 June 1931

267 weather records were set or tied worldwide on 18 June 1931. Highest significance: Jena Sternwarte, DE.

Key Facts for 18 June 1931

On 18 June 1931, 267 weather records were set or tied at long-record stations worldwide.
157 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 260 daily.
Jena Sternwarte set a daily record precipitation of 31.1 mm (1.2 in) on 18 June 1931.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 437 records.

Record Map

267 stations

267 station records on 18 June 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jena Sternwarte	Germany	Record daily precipitation	31.1 mm (1.2 in)	53 of 100 (Notable)
Weimar	Germany	Record daily precipitation	36.4 mm (1.4 in)	47 of 100 (Notable)
Wittenberg	Germany	Record daily precipitation	26.3 mm (1.0 in)	43 of 100 (Notable)
Leipzig-Schkeuditz	Germany	Record daily precipitation	25.0 mm (1.0 in)	42 of 100 (Notable)
Weissenfels	Germany	Record daily precipitation	30.3 mm (1.2 in)	38 of 100 (Notable)
Bologna	Italy	Record high minimum temperature	25.8 C (78.4 F)	38 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record daily precipitation	30.6 mm (1.2 in)	34 of 100 (Routine)
Rothenburg Ob der Tauber	Germany	Record daily precipitation	25.5 mm (1.0 in)	33 of 100 (Routine)
Prentice #2	United States	Record daily precipitation	38.1 mm (1.5 in)	32 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high minimum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Salem AP (McNary Field)	United States	Record daily precipitation	37.3 mm (1.5 in)	28 of 100 (Routine)
Uriarra (Woodside)	Australia	Record daily precipitation	35.3 mm (1.4 in)	26 of 100 (Routine)
Pokegama Dam	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Suldalsvatn	Norway	Record daily precipitation	27.8 mm (1.1 in)	24 of 100 (Routine)
Artern	Germany	Record daily precipitation	27.5 mm (1.1 in)	23 of 100 (Routine)
Bottineau	United States	Record high maximum temperature	41.7 C (107.1 F)	23 of 100 (Routine)
Sakri	India	Record daily precipitation	51.8 mm (2.0 in)	21 of 100 (Routine)
Montgomery Wb City	United States	Record high maximum temperature	37.8 C (100.0 F)	21 of 100 (Routine)
Halle	Germany	Record daily precipitation	18.9 mm (0.7 in)	20 of 100 (Routine)
Watchupga	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Angermunde	Germany	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Rowena (Waroonga)	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Vernon Coldstream Ranch	Canada	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Bad Lauchstadt	Germany	Record daily precipitation	24.5 mm (1.0 in)	20 of 100 (Routine)
Caiwarro	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Mount Morris	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Gollhofen	Germany	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Mottinger	United States	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Willsons River	Australia	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Glacier	Canada	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Mudhol	India	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Orleansville (Chlef)	Algeria	Record high minimum temperature	22.0 C (71.6 F)	20 of 100 (Routine)
Bobadah (Avoca)	Australia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Millie	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Kapskarmo	Norway	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Menno	United States	Record high minimum temperature	25.6 C (78.1 F)	20 of 100 (Routine)
Perth Regional Office	Australia	Record low maximum temperature	10.4 C (50.7 F)	19 of 100 (Routine)
Birdsville Police Station	Australia	Record daily precipitation	3.8 mm (0.15 in)	19 of 100 (Routine)
Nyngan (Merryanbone)	Australia	Record daily precipitation	33.3 mm (1.3 in)	19 of 100 (Routine)
Minnedosa	Canada	Record high maximum temperature	35.6 C (96.1 F)	19 of 100 (Routine)
Berlin-Dahlem (Lfag)	Germany	Record daily precipitation	23.5 mm (0.9 in)	19 of 100 (Routine)
Hovlandsdal	Norway	Record daily precipitation	29.8 mm (1.2 in)	19 of 100 (Routine)
Prineville	United States	Record daily precipitation	16.8 mm (0.7 in)	19 of 100 (Routine)
Tyndall	United States	Record high maximum temperature	37.8 C (100.0 F)	19 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record low minimum temperature	0.9 C (33.6 F)	18 of 100 (Routine)
Minnedosa	Canada	Record high minimum temperature	16.7 C (62.1 F)	18 of 100 (Routine)
Zerbst	Germany	Record daily precipitation	12.3 mm (0.5 in)	18 of 100 (Routine)
Hornindal	Norway	Record daily precipitation	25.1 mm (1.0 in)	18 of 100 (Routine)
New Ulm 2 SE	United States	Record high minimum temperature	22.2 C (72.0 F)	18 of 100 (Routine)
Fullerton 1 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	18 of 100 (Routine)
Mohall	United States	Record high maximum temperature	38.9 C (102.0 F)	18 of 100 (Routine)
Forest Grove	United States	Record daily precipitation	18.5 mm (0.7 in)	18 of 100 (Routine)
Stuart Town	Australia	Record daily precipitation	11.4 mm (0.4 in)	17 of 100 (Routine)
Lysebotn	Norway	Record daily precipitation	21.5 mm (0.8 in)	17 of 100 (Routine)
Goodwater	United States	Record high maximum temperature	38.9 C (102.0 F)	17 of 100 (Routine)
Hallock	United States	Record high maximum temperature	33.9 C (93.0 F)	17 of 100 (Routine)
Menno	United States	Record high maximum temperature	38.9 C (102.0 F)	17 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record high maximum temperature	36.7 C (98.1 F)	17 of 100 (Routine)
Eau Claire	United States	Record high maximum temperature	34.4 C (93.9 F)	17 of 100 (Routine)
Wicannia (the Peak Tank)	Australia	Record daily precipitation	15.2 mm (0.6 in)	16 of 100 (Routine)

Counts by Type and Timescale

267 records

Records set or tied on 18 June 1931 by type: Highest daily maximum 84, Lowest daily maximum 12, Highest daily minimum 73, Lowest daily minimum 9, Heaviest daily rainfall 89.

Records on 18 June 1931 by type
Record type	Records
Highest daily maximum	84
Lowest daily maximum	12
Highest daily minimum	73
Lowest daily minimum	9
Heaviest daily rainfall	89
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 1931 by timescale: all-time 0, monthly 7, daily 260.

How Much Records Were Beaten By

216 broken records

Margins by which the 216 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 27.7. Ties are not counted.

Top 20 by Significance

18 June 1931

Top 20 records on 18 June 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1931	Jena Sternwarte, DE	daily rain	31.1 mm (1.2 in)	12.7 mm (0.5 in)	74 years	53 of 100 (Notable)
18 June 1931	Weimar, DE	daily rain	36.4 mm (1.4 in)	21.8 mm (0.9 in)	26 years	47 of 100 (Notable)
18 June 1931	Wittenberg, DE	daily rain	26.3 mm (1.0 in)	21.4 mm (0.8 in)	8 years	43 of 100 (Notable)
18 June 1931	Leipzig-Schkeuditz, DE	daily rain	25.0 mm (1.0 in)	17.7 mm (0.7 in)	25 years	42 of 100 (Notable)
18 June 1931	Weissenfels, DE	daily rain	30.3 mm (1.2 in)	18.9 mm (0.7 in)	20 years	38 of 100 (Notable)
18 June 1931	Bologna, IT	daily high min	25.8 C (78.4 F)	0.5 C (0.9 F)	91 years	38 of 100 (Notable)
18 June 1931	Leipzig-Holzhausen, DE	daily rain	30.6 mm (1.2 in)	8.7 mm (0.34 in)	55 years	34 of 100 (Routine)
18 June 1931	Rothenburg Ob der Tauber, DE	daily rain	25.5 mm (1.0 in)	14.8 mm (0.6 in)	28 years	33 of 100 (Routine)
18 June 1931	Prentice #2, US	daily rain	38.1 mm (1.5 in)	27.7 mm (1.1 in)	25 years	32 of 100 (Routine)
18 June 1931	Winnipeg St Johns Coll, CA	daily high min	21.1 C (70.0 F)	2.8 C (5.0 F)	56 years	29 of 100 (Routine)
18 June 1931	Salem AP (McNary Field), US	monthly rain	37.3 mm (1.5 in)	5.5 mm (0.22 in)	18 years	28 of 100 (Routine)
18 June 1931	Uriarra (Woodside), AU	daily rain	35.3 mm (1.4 in)	12.4 mm (0.5 in)	34 years	26 of 100 (Routine)
18 June 1931	Pokegama Dam, US	monthly high min	22.2 C (72.0 F)	0.5 C (0.9 F)	37 years	25 of 100 (Routine)
18 June 1931	Suldalsvatn, NO	daily rain	27.8 mm (1.1 in)	15.8 mm (0.6 in)	4 years	24 of 100 (Routine)
18 June 1931	Artern, DE	daily rain	27.5 mm (1.1 in)	10.2 mm (0.4 in)	4 years	23 of 100 (Routine)
18 June 1931	Bottineau, US	monthly high max	41.7 C (107.1 F)	2.3 C (4.1 F)	20 years	23 of 100 (Routine)
18 June 1931	Sakri, IN	daily rain	51.8 mm (2.0 in)	18.8 mm (0.7 in)	24 years	21 of 100 (Routine)
18 June 1931	Montgomery Wb City, US	daily high max	37.8 C (100.0 F)	0.6 C (1.1 F)	43 years	21 of 100 (Routine)
18 June 1931	Halle, DE	daily rain	18.9 mm (0.7 in)	11.3 mm (0.4 in)	25 years	20 of 100 (Routine)
18 June 1931	Watchupga, AU	daily rain	19.3 mm (0.8 in)	11.4 mm (0.4 in)	24 years	20 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 1931

Records set or tied on this calendar date in each year from 1800 to 1931. 1931 had 267 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 1931-06-18: 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 5	166
5 to 10	29
10 to 15	12
15 to 20	6
20 to 25	2
25 to 30	1