Weather Records on 20 June 1931

536 weather records were set or tied worldwide on 20 June 1931. Highest significance: Sac City, US.

Key Facts for 20 June 1931

On 20 June 1931, 536 weather records were set or tied at long-record stations worldwide.
369 were record highs and 13 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 16 monthly and 517 daily.
Sac City set a daily record precipitation of 154.9 mm (6.1 in) on 20 June 1931.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 457 records.

Record Map

536 stations

536 station records on 20 June 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sac City	United States	Record daily precipitation	154.9 mm (6.1 in)	52 of 100 (Notable)
Mulyie	Australia	Record daily precipitation	33.0 mm (1.3 in)	48 of 100 (Notable)
St Peter	United States	Record daily precipitation	96.5 mm (3.8 in)	48 of 100 (Notable)
Gembrook	Australia	Record daily precipitation	45.0 mm (1.8 in)	47 of 100 (Notable)
Harlan	United States	Record daily precipitation	68.8 mm (2.7 in)	47 of 100 (Notable)
Ottumwa 1 WSW	United States	Record daily precipitation	81.3 mm (3.2 in)	47 of 100 (Notable)
Faribault	United States	Record daily precipitation	63.0 mm (2.5 in)	46 of 100 (Notable)
Gokak	India	Record daily precipitation	79.0 mm (3.1 in)	45 of 100 (Notable)
Mount Wellington (the Springs)	Australia	Record daily precipitation	63.5 mm (2.5 in)	44 of 100 (Notable)
Mc Cool Junction	United States	Record daily precipitation	62.2 mm (2.4 in)	44 of 100 (Notable)
Kampli	India	Record daily precipitation	153.4 mm (6.0 in)	40 of 100 (Notable)
Quirindi Post Office	Australia	Record daily precipitation	30.7 mm (1.2 in)	39 of 100 (Notable)
Barduar	India	Record daily precipitation	233.2 mm (9.2 in)	39 of 100 (Notable)
Nargund	India	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Annavasal	India	Record daily precipitation	48.8 mm (1.9 in)	39 of 100 (Notable)
Jath	India	Record daily precipitation	64.8 mm (2.6 in)	38 of 100 (Notable)
Grantsburg	United States	Record daily precipitation	88.1 mm (3.5 in)	36 of 100 (Notable)
Logan 1 WNW	United States	Record daily precipitation	58.4 mm (2.3 in)	33 of 100 (Routine)
Sioux Ctr 2 SE	United States	Record daily precipitation	59.7 mm (2.4 in)	33 of 100 (Routine)
Ashland Exp Farm	United States	Record daily precipitation	55.1 mm (2.2 in)	33 of 100 (Routine)
La Crosse River	United States	Record daily precipitation	54.9 mm (2.2 in)	33 of 100 (Routine)
St Marys (Cullenswood)	Australia	Record daily precipitation	80.0 mm (3.1 in)	32 of 100 (Routine)
Mathinna (Fingal Road)	Australia	Record daily precipitation	51.8 mm (2.0 in)	32 of 100 (Routine)
Bagdad	Australia	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Hovlandsdal	Norway	Record daily precipitation	57.3 mm (2.3 in)	31 of 100 (Routine)
Beenak	Australia	Record daily precipitation	50.0 mm (2.0 in)	30 of 100 (Routine)
Yarra Junction (Gilderoy)	Australia	Record daily precipitation	71.6 mm (2.8 in)	30 of 100 (Routine)
Ranchi	India	Record daily precipitation	85.1 mm (3.4 in)	30 of 100 (Routine)
Henichesk	Ukraine	Record daily precipitation	37.4 mm (1.5 in)	30 of 100 (Routine)
St Helens Post Office	Australia	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Drouin Bowling Club	Australia	Record daily precipitation	31.0 mm (1.2 in)	28 of 100 (Routine)
Indianola 1SW	United States	Record daily precipitation	53.6 mm (2.1 in)	28 of 100 (Routine)
North Bridgton	United States	Record high minimum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Neillsville 3ESE	United States	Record daily precipitation	62.0 mm (2.4 in)	28 of 100 (Routine)
Kiandra Chalet	Australia	Record daily precipitation	48.3 mm (1.9 in)	27 of 100 (Routine)
Argalong (the Farm)	Australia	Record daily precipitation	41.7 mm (1.6 in)	27 of 100 (Routine)
Scottsdale	Australia	Record daily precipitation	63.0 mm (2.5 in)	27 of 100 (Routine)
Coldwater	Canada	Record high minimum temperature	23.9 C (75.0 F)	27 of 100 (Routine)
Briksdal	Norway	Record daily precipitation	34.5 mm (1.4 in)	27 of 100 (Routine)
Lacona	United States	Record daily precipitation	77.2 mm (3.0 in)	27 of 100 (Routine)
Grand Meadow	United States	Record daily precipitation	50.0 mm (2.0 in)	27 of 100 (Routine)
Waukee	United States	Record daily precipitation	63.5 mm (2.5 in)	26 of 100 (Routine)
Columbus 3 NE	United States	Record daily precipitation	39.4 mm (1.6 in)	26 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Tomsk	Russia	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Forest City 2 NNE	United States	Record daily precipitation	43.7 mm (1.7 in)	25 of 100 (Routine)
Ramdurg	India	Record daily precipitation	37.3 mm (1.5 in)	24 of 100 (Routine)
Denison	United States	Record daily precipitation	43.2 mm (1.7 in)	24 of 100 (Routine)
St John Bethlehem Aca	United States	Record high minimum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Bethlehem	United States	Record high minimum temperature	22.2 C (72.0 F)	24 of 100 (Routine)
Springvale	Australia	Record daily precipitation	46.0 mm (1.8 in)	23 of 100 (Routine)
Beechworth Composite	Australia	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Ft Gaines	United States	Record daily precipitation	33.0 mm (1.3 in)	23 of 100 (Routine)
Albion	United States	Record daily precipitation	37.1 mm (1.5 in)	23 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record daily precipitation	44.7 mm (1.8 in)	23 of 100 (Routine)
Southampton	Canada	Record high maximum temperature	32.2 C (90.0 F)	22 of 100 (Routine)
Port Dover	Canada	Record high maximum temperature	32.2 C (90.0 F)	22 of 100 (Routine)
Karjat	India	Record daily precipitation	26.9 mm (1.1 in)	22 of 100 (Routine)
Newport	United States	Record daily precipitation	53.3 mm (2.1 in)	22 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	32.2 C (90.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

536 records

Records set or tied on 20 June 1931 by type: Highest daily maximum 196, Lowest daily maximum 6, Highest daily minimum 173, Lowest daily minimum 7, Heaviest daily rainfall 154.

Records on 20 June 1931 by type
Record type	Records
Highest daily maximum	196
Lowest daily maximum	6
Highest daily minimum	173
Lowest daily minimum	7
Heaviest daily rainfall	154
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 June 1931 by timescale: all-time 3, monthly 16, daily 517.

How Much Records Were Beaten By

392 broken records

Margins by which the 392 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.3. Ties are not counted.

Top 20 by Significance

20 June 1931

Top 20 records on 20 June 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1931	Sac City, US	daily rain	154.9 mm (6.1 in)	130.3 mm (5.1 in)	30 years	52 of 100 (Notable)
20 June 1931	Mulyie, AU	daily rain	33.0 mm (1.3 in)	33.0 mm (1.3 in)	36 years	48 of 100 (Notable)
20 June 1931	St Peter, US	daily rain	96.5 mm (3.8 in)	72.4 mm (2.9 in)	16 years	48 of 100 (Notable)
20 June 1931	Gembrook, AU	daily rain	45.0 mm (1.8 in)	20.4 mm (0.8 in)	49 years	47 of 100 (Notable)
20 June 1931	Harlan, US	daily rain	68.8 mm (2.7 in)	57.4 mm (2.3 in)	17 years	47 of 100 (Notable)
20 June 1931	Ottumwa 1 WSW, US	daily rain	81.3 mm (3.2 in)	60.0 mm (2.4 in)	14 years	47 of 100 (Notable)
20 June 1931	Faribault, US	daily rain	63.0 mm (2.5 in)	54.9 mm (2.2 in)	24 years	46 of 100 (Notable)
20 June 1931	Gokak, IN	daily rain	79.0 mm (3.1 in)	56.1 mm (2.2 in)	9 years	45 of 100 (Notable)
20 June 1931	Mount Wellington (the Springs), AU	daily rain	63.5 mm (2.5 in)	43.2 mm (1.7 in)	13 years	44 of 100 (Notable)
20 June 1931	Mc Cool Junction, US	daily rain	62.2 mm (2.4 in)	39.8 mm (1.6 in)	34 years	44 of 100 (Notable)
20 June 1931	Kampli, IN	all-time rain	153.4 mm (6.0 in)	19.3 mm (0.8 in)	20 years	40 of 100 (Notable)
20 June 1931	Quirindi Post Office, AU	daily rain	30.7 mm (1.2 in)	20.5 mm (0.8 in)	47 years	39 of 100 (Notable)
20 June 1931	Barduar, IN	all-time rain	233.2 mm (9.2 in)	38.4 mm (1.5 in)	0 years	39 of 100 (Notable)
20 June 1931	Nargund, IN	daily rain	44.5 mm (1.8 in)	35.6 mm (1.4 in)	12 years	39 of 100 (Notable)
20 June 1931	Annavasal, IN	daily rain	48.8 mm (1.9 in)	46.3 mm (1.8 in)	16 years	39 of 100 (Notable)
20 June 1931	Jath, IN	daily rain	64.8 mm (2.6 in)	32.5 mm (1.3 in)	26 years	38 of 100 (Notable)
20 June 1931	Grantsburg, US	daily rain	88.1 mm (3.5 in)	47.5 mm (1.9 in)	4 years	36 of 100 (Notable)
20 June 1931	Logan 1 WNW, US	daily rain	58.4 mm (2.3 in)	33.0 mm (1.3 in)	29 years	33 of 100 (Routine)
20 June 1931	Sioux Ctr 2 SE, US	daily rain	59.7 mm (2.4 in)	30.5 mm (1.2 in)	17 years	33 of 100 (Routine)
20 June 1931	Ashland Exp Farm, US	daily rain	55.1 mm (2.2 in)	35.3 mm (1.4 in)	8 years	33 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 536 records.

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

Records on 06-20 in each year
Year	Records
1800	1
1803	1
1813	1
1821	2
1838	1
1839	1
1841	1
1844	1
1846	2
1847	1
1850	1
1855	2
1857	1
1861	1
1865	2
1867	1
1869	2
1872	1
1873	1
1877	2
1879	1
1884	1
1886	2
1887	2
1891	2
1892	2
1893	2
1895	4
1896	3
1897	6
1898	3
1899	6
1900	4
1901	5
1902	7
1903	22
1904	13
1905	14
1906	18
1907	10
1908	30
1909	9
1910	27
1911	27
1912	17
1913	30
1914	53
1915	75
1916	83
1917	96
1918	54
1919	67
1920	40
1921	42
1922	61
1923	263
1924	204
1925	483
1926	228
1927	193
1928	199
1929	137
1930	143
1931	536
1932	182
1933	676
1934	301
1935	337
1936	529
1937	412
1938	326
1939	270
1940	469
1941	200
1942	757
1943	447
1944	315
1945	769
1946	849
1947	387
1948	554
1949	314
1950	328
1951	289
1952	318
1953	998
1954	414
1955	291
1956	484
1957	598
1958	603
1959	504
1960	451
1961	836
1962	173
1963	379
1964	729
1965	463
1966	441
1967	687
1968	559
1969	982
1970	482
1971	395
1972	660
1973	553
1974	743
1975	984
1976	899
1977	453
1978	480
1979	727
1980	922
1981	987
1982	801
1983	724
1984	686
1985	811
1986	732
1987	960
1988	1,222
1989	918
1990	899
1991	1,085
1992	1,049
1993	964
1994	925
1995	1,260
1996	1,123
1997	738
1998	1,627
1999	906
2000	1,328
2001	771
2002	955
2003	843
2004	1,071
2005	1,055
2006	820
2007	1,208
2008	669
2009	1,060
2010	865
2011	1,359
2012	1,045
2013	879
2014	381
2015	637
2016	1,352
2017	1,086
2018	635
2019	693
2020	590
2021	1,161
2022	972
2023	1,265
2024	783
2025	944
2026	757

Download the Data

Data for records on 1931-06-20: 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 20	352
20 to 40	29
40 to 60	8
60 to 80	2
80 to 100	0
100 to 120	0
120 to 140	1