Weather Records on 20 June 1971

395 weather records were set or tied worldwide on 20 June 1971. Highest significance: Osage, US.

Key Facts for 20 June 1971

On 20 June 1971, 395 weather records were set or tied at long-record stations worldwide.
92 were record highs and 108 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 392 daily.
Osage set a daily record precipitation of 103.9 mm (4.1 in) on 20 June 1971.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 458 records.

Record Map

395 stations

395 station records on 20 June 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Osage	United States	Record daily precipitation	103.9 mm (4.1 in)	65 of 100 (Major)
Fayette	United States	Record daily precipitation	71.1 mm (2.8 in)	52 of 100 (Notable)
Janaul	Russia	Record daily precipitation	35.3 mm (1.4 in)	50 of 100 (Notable)
Cloudcroft	United States	Record daily precipitation	47.2 mm (1.9 in)	46 of 100 (Notable)
Madisonville	United States	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Bugulma	Russia	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Bolivar Wtr Wks	United States	Record daily precipitation	83.6 mm (3.3 in)	42 of 100 (Notable)
Independence #1	United States	Record daily precipitation	36.6 mm (1.4 in)	41 of 100 (Notable)
Macucos	Brazil	Record daily precipitation	28.8 mm (1.1 in)	40 of 100 (Notable)
Madawaska	Canada	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Oriente	Brazil	Record daily precipitation	38.5 mm (1.5 in)	38 of 100 (Notable)
Coroata	Brazil	Record daily precipitation	35.2 mm (1.4 in)	37 of 100 (Notable)
Muzi	Russia	Record daily precipitation	27.7 mm (1.1 in)	37 of 100 (Notable)
Holbrook	United States	Record high minimum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
Dresden	United States	Record daily precipitation	78.7 mm (3.1 in)	37 of 100 (Notable)
Prinshof	South Africa	Record daily precipitation	25.3 mm (1.0 in)	35 of 100 (Notable)
Lussanvira	Brazil	Record daily precipitation	31.2 mm (1.2 in)	34 of 100 (Routine)
New Hampton	United States	Record daily precipitation	43.2 mm (1.7 in)	34 of 100 (Routine)
Kohala Mis 175.1	United States	Record low minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
St Ephrem	Canada	Record daily precipitation	42.4 mm (1.7 in)	33 of 100 (Routine)
Cypress Dam 48	United States	Record daily precipitation	40.4 mm (1.6 in)	33 of 100 (Routine)
Archer City 2W	United States	Record daily precipitation	72.9 mm (2.9 in)	33 of 100 (Routine)
Killaloe	Canada	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Yurecuaro	Mexico	Record daily precipitation	77.5 mm (3.1 in)	32 of 100 (Routine)
Calvinia	South Africa	Record daily precipitation	39.0 mm (1.5 in)	32 of 100 (Routine)
Keene 1 WSW	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Marilia (Cpef)	Brazil	Record daily precipitation	39.5 mm (1.6 in)	31 of 100 (Routine)
Clinton #1	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Waukon 3NNE	United States	Record daily precipitation	42.4 mm (1.7 in)	31 of 100 (Routine)
Norwich	United States	Record daily precipitation	41.4 mm (1.6 in)	31 of 100 (Routine)
Stoughton Wwtp	United States	Record daily precipitation	50.5 mm (2.0 in)	31 of 100 (Routine)
Illalangi	Australia	Record daily precipitation	28.7 mm (1.1 in)	30 of 100 (Routine)
Port Hastings	Canada	Record high minimum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Henichesk	Ukraine	Record low maximum temperature	18.4 C (65.1 F)	30 of 100 (Routine)
Castle Dale	United States	Record high maximum temperature	36.7 C (98.1 F)	30 of 100 (Routine)
Encarnacion de Diaz	Mexico	Record daily precipitation	34.8 mm (1.4 in)	29 of 100 (Routine)
Ust Tzilma	Russia	Record low minimum temperature	0.2 C (32.4 F)	29 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Tarnaby	Sweden	Record low minimum temperature	-0.2 C (31.6 F)	28 of 100 (Routine)
Cimarron	United States	Record daily precipitation	46.0 mm (1.8 in)	28 of 100 (Routine)
Saran-Paul	Russia	Record daily precipitation	35.1 mm (1.4 in)	27 of 100 (Routine)
Karlstad	Sweden	Record low minimum temperature	4.3 C (39.7 F)	27 of 100 (Routine)
Elkader 6 SSW	United States	Record daily precipitation	48.8 mm (1.9 in)	27 of 100 (Routine)
Lawton	United States	Record high minimum temperature	26.1 C (79.0 F)	27 of 100 (Routine)
Savannah 6 SW	United States	Record daily precipitation	57.2 mm (2.3 in)	27 of 100 (Routine)
Harrington Harbour	Canada	Record high minimum temperature	10.6 C (51.1 F)	26 of 100 (Routine)
Mt Vernon	United States	Record daily precipitation	47.2 mm (1.9 in)	26 of 100 (Routine)
Brome	Canada	Record high minimum temperature	22.8 C (73.0 F)	25 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Burukan	Russia	Record daily precipitation	29.1 mm (1.1 in)	25 of 100 (Routine)
Bastanka	Ukraine	Record daily precipitation	43.5 mm (1.7 in)	25 of 100 (Routine)
Guntersville	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Enfield	United States	Record daily precipitation	30.5 mm (1.2 in)	25 of 100 (Routine)
San Juan de Los Llanos	Mexico	Record daily precipitation	33.8 mm (1.3 in)	24 of 100 (Routine)
Taganrog (Lighthouse)	Russia	Record daily precipitation	32.1 mm (1.3 in)	24 of 100 (Routine)
Simferopol	Ukraine	Record low maximum temperature	18.0 C (64.4 F)	24 of 100 (Routine)
Bucklin 1SE	United States	Record daily precipitation	40.6 mm (1.6 in)	24 of 100 (Routine)
Narva	Estonia	Record low minimum temperature	6.3 C (43.3 F)	23 of 100 (Routine)
Neran	Russia	Record daily precipitation	27.3 mm (1.1 in)	23 of 100 (Routine)

Counts by Type and Timescale

395 records

Records set or tied on 20 June 1971 by type: Highest daily maximum 49, Lowest daily maximum 64, Highest daily minimum 43, Lowest daily minimum 44, Heaviest daily rainfall 194, Deepest snow cover 1.

Records on 20 June 1971 by type
Record type	Records
Highest daily maximum	49
Lowest daily maximum	64
Highest daily minimum	43
Lowest daily minimum	44
Heaviest daily rainfall	194
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 20 June 1971 by timescale: all-time 0, monthly 3, daily 392.

How Much Records Were Beaten By

323 broken records

Margins by which the 323 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.0. Ties are not counted.

Top 20 by Significance

20 June 1971

Top 20 records on 20 June 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1971	Osage, US	daily rain	103.9 mm (4.1 in)	59.4 mm (2.3 in)	62 years	65 of 100 (Major)
20 June 1971	Fayette, US	daily rain	71.1 mm (2.8 in)	40.6 mm (1.6 in)	49 years	52 of 100 (Notable)
20 June 1971	Janaul, RU	daily rain	35.3 mm (1.4 in)	23.9 mm (0.9 in)	24 years	50 of 100 (Notable)
20 June 1971	Cloudcroft, US	daily rain	47.2 mm (1.9 in)	32.5 mm (1.3 in)	9 years	46 of 100 (Notable)
20 June 1971	Madisonville, US	daily rain	71.1 mm (2.8 in)	50.8 mm (2.0 in)	52 years	46 of 100 (Notable)
20 June 1971	Bugulma, RU	daily rain	32.0 mm (1.3 in)	17.6 mm (0.7 in)	28 years	42 of 100 (Notable)
20 June 1971	Bolivar Wtr Wks, US	daily rain	83.6 mm (3.3 in)	48.5 mm (1.9 in)	8 years	42 of 100 (Notable)
20 June 1971	Independence #1, US	daily rain	36.6 mm (1.4 in)	13.5 mm (0.5 in)	82 years	41 of 100 (Notable)
20 June 1971	Macucos, BR	daily rain	28.8 mm (1.1 in)	25.4 mm (1.0 in)	25 years	40 of 100 (Notable)
20 June 1971	Madawaska, CA	daily rain	43.2 mm (1.7 in)	21.9 mm (0.9 in)	49 years	40 of 100 (Notable)
20 June 1971	Oriente, BR	daily rain	38.5 mm (1.5 in)	37.6 mm (1.5 in)	24 years	38 of 100 (Notable)
20 June 1971	Coroata, BR	daily rain	35.2 mm (1.4 in)	26.7 mm (1.1 in)	34 years	37 of 100 (Notable)
20 June 1971	Muzi, RU	daily rain	27.7 mm (1.1 in)	16.1 mm (0.6 in)	21 years	37 of 100 (Notable)
20 June 1971	Holbrook, US	daily high min	24.4 C (75.9 F)	3.8 C (6.8 F)	72 years	37 of 100 (Notable)
20 June 1971	Dresden, US	daily rain	78.7 mm (3.1 in)	44.4 mm (1.7 in)	20 years	37 of 100 (Notable)
20 June 1971	Prinshof, ZA	daily rain	25.3 mm (1.0 in)	21.5 mm (0.8 in)	25 years	35 of 100 (Notable)
20 June 1971	Lussanvira, BR	daily rain	31.2 mm (1.2 in)	28.2 mm (1.1 in)	25 years	34 of 100 (Routine)
20 June 1971	New Hampton, US	daily rain	43.2 mm (1.7 in)	12.7 mm (0.5 in)	62 years	34 of 100 (Routine)
20 June 1971	Kohala Mis 175.1, US	daily low min	16.7 C (62.1 F)	1.1 C (2.0 F)	60 years	34 of 100 (Routine)
20 June 1971	St Ephrem, CA	daily rain	42.4 mm (1.7 in)	21.3 mm (0.8 in)	20 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 1971

Records set or tied on this calendar date in each year from 1800 to 1971. 1971 had 395 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 1971-06-20: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	270
10 to 20	26
20 to 30	17
30 to 40	3
40 to 50	4
50 to 60	2
60 to 70	0
70 to 80	1