Weather Records on 22 May 1971

479 weather records were set or tied worldwide on 22 May 1971. Highest significance: Praha-Klementinum, CZ.

Key Facts for 22 May 1971

On 22 May 1971, 479 weather records were set or tied at long-record stations worldwide.
53 were record highs and 174 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 470 daily.
Praha-Klementinum set a daily record precipitation of 44.2 mm (1.7 in) on 22 May 1971.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 445 records.

Record Map

479 stations

479 station records on 22 May 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 May 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Praha-Klementinum	Czech Republic	Record daily precipitation	44.2 mm (1.7 in)	77 of 100 (Major)
Broke (Harrowby)	Australia	Record daily precipitation	51.1 mm (2.0 in)	55 of 100 (Notable)
Kingman	United States	Record daily precipitation	68.1 mm (2.7 in)	54 of 100 (Notable)
Lincoln 1 SE	United States	Record daily precipitation	139.7 mm (5.5 in)	54 of 100 (Notable)
Wyee (Wyee Farms Rd)	Australia	Record daily precipitation	102.1 mm (4.0 in)	52 of 100 (Notable)
Wildrose 3NW	United States	Record daily precipitation	37.6 mm (1.5 in)	52 of 100 (Notable)
Camp Crook	United States	Record daily precipitation	47.0 mm (1.9 in)	52 of 100 (Notable)
Khankandy	Azerbaijan	Record daily precipitation	71.7 mm (2.8 in)	51 of 100 (Notable)
Howes Valley (Kindarun)	Australia	Record daily precipitation	69.9 mm (2.8 in)	51 of 100 (Notable)
Arzgir	Russia	Record daily precipitation	36.9 mm (1.5 in)	50 of 100 (Notable)
Three Creek	United States	Record daily precipitation	36.8 mm (1.4 in)	50 of 100 (Notable)
Herington	United States	Record daily precipitation	147.3 mm (5.8 in)	47 of 100 (Notable)
Wyong (Wyong Golf Club)	Australia	Record daily precipitation	82.0 mm (3.2 in)	45 of 100 (Notable)
Timbauba	Brazil	Record daily precipitation	77.9 mm (3.1 in)	45 of 100 (Notable)
Koln-Bonn	Germany	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Powers Lake 1N	United States	Record daily precipitation	40.6 mm (1.6 in)	45 of 100 (Notable)
Morpeth Post Office	Australia	Record daily precipitation	71.6 mm (2.8 in)	44 of 100 (Notable)
Epping	United States	Record daily precipitation	32.5 mm (1.3 in)	44 of 100 (Notable)
Cap Madeleine	Canada	Record daily precipitation	26.4 mm (1.0 in)	43 of 100 (Notable)
Clay Ctr	United States	Record daily precipitation	95.3 mm (3.8 in)	43 of 100 (Notable)
Mt Hope	United States	Record daily precipitation	66.3 mm (2.6 in)	42 of 100 (Notable)
Holzhausen A.D. Haide	Germany	Record daily precipitation	42.4 mm (1.7 in)	41 of 100 (Notable)
Richmond - Uws Hawkesbury	Australia	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Tioga 1E	United States	Record daily precipitation	37.6 mm (1.5 in)	39 of 100 (Notable)
Turramurra (Kissing Point Road	Australia	Record daily precipitation	64.8 mm (2.6 in)	38 of 100 (Notable)
White Cliffs (Yancannia)	Australia	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Clarence Town (Grey St)	Australia	Record daily precipitation	48.5 mm (1.9 in)	37 of 100 (Notable)
Bowbells	United States	Record daily precipitation	33.5 mm (1.3 in)	37 of 100 (Notable)
Cessnock Post Office	Australia	Record daily precipitation	51.1 mm (2.0 in)	36 of 100 (Notable)
Muswellbrook (Edderton)	Australia	Record daily precipitation	32.0 mm (1.3 in)	36 of 100 (Notable)
Kurrajong Heights (Bells Line	Australia	Record daily precipitation	47.0 mm (1.9 in)	36 of 100 (Notable)
Rolla 1NE	United States	Record daily precipitation	31.5 mm (1.2 in)	36 of 100 (Notable)
Upper Rouchel School	Australia	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Glenorie (Old Northern Rd)	Australia	Record daily precipitation	65.8 mm (2.6 in)	35 of 100 (Notable)
Independence	United States	Record low maximum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Abilene	United States	Record daily precipitation	84.6 mm (3.3 in)	35 of 100 (Notable)
McPherson	United States	Record daily precipitation	105.2 mm (4.1 in)	35 of 100 (Notable)
Hickman	United States	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Kenmare 1 WSW	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Dungog Post Office	Australia	Record daily precipitation	31.2 mm (1.2 in)	34 of 100 (Routine)
Mulbring (Vincent Street)	Australia	Record daily precipitation	62.0 mm (2.4 in)	34 of 100 (Routine)
Wahroonga Reservoir	Australia	Record daily precipitation	71.9 mm (2.8 in)	34 of 100 (Routine)
Winnipeg Richardson Int'l A	Canada	Record daily precipitation	27.4 mm (1.1 in)	34 of 100 (Routine)
Austin #2	United States	Record snow depth	15.2 cm (6.0 in)	34 of 100 (Routine)
Allandale (Tingara)	Australia	Record daily precipitation	63.5 mm (2.5 in)	33 of 100 (Routine)
Cooranbong (Avondale)	Australia	Record daily precipitation	108.2 mm (4.3 in)	33 of 100 (Routine)
Raymond Terrace (Kinross)	Australia	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
Austin #2	United States	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Beowawe	United States	Record low maximum temperature	7.8 C (46.0 F)	32 of 100 (Routine)
Grand River Dam	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Epping Chester Street	Australia	Record daily precipitation	31.5 mm (1.2 in)	31 of 100 (Routine)
Bulahdelah Post Office	Australia	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Seal Rocks Camping Reserve	Australia	Record daily precipitation	83.3 mm (3.3 in)	30 of 100 (Routine)
Jerrys Plains Post Office	Australia	Record daily precipitation	34.8 mm (1.4 in)	30 of 100 (Routine)
Belltrees Homestead	Australia	Record daily precipitation	28.7 mm (1.1 in)	30 of 100 (Routine)
Richmond Raaf	Australia	Record daily precipitation	41.7 mm (1.6 in)	30 of 100 (Routine)
Bonito (Ibiapora)	Brazil	Record daily precipitation	25.8 mm (1.0 in)	30 of 100 (Routine)
Ft Ross	United States	Record low maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Collbran	United States	Record low minimum temperature	-2.8 C (27.0 F)	30 of 100 (Routine)
Belleville	United States	Record daily precipitation	59.4 mm (2.3 in)	30 of 100 (Routine)

Counts by Type and Timescale

479 records

Records set or tied on 22 May 1971 by type: Highest daily maximum 13, Lowest daily maximum 99, Highest daily minimum 40, Lowest daily minimum 75, Heaviest daily rainfall 238, Heaviest daily snowfall 10, Deepest snow cover 4.

Records on 22 May 1971 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	99
Highest daily minimum	40
Lowest daily minimum	75
Heaviest daily rainfall	238
Heaviest daily snowfall	10
Deepest snow cover	4

Records on 22 May 1971 by timescale: all-time 0, monthly 9, daily 470.

How Much Records Were Beaten By

394 broken records

Margins by which the 394 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

22 May 1971

Top 20 records on 22 May 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 May 1971	Praha-Klementinum, CZ	daily rain	44.2 mm (1.7 in)	23.5 mm (0.9 in)	133 years	77 of 100 (Major)
22 May 1971	Broke (Harrowby), AU	daily rain	51.1 mm (2.0 in)	42.2 mm (1.7 in)	64 years	55 of 100 (Notable)
22 May 1971	Kingman, US	daily rain	68.1 mm (2.7 in)	44.0 mm (1.7 in)	56 years	54 of 100 (Notable)
22 May 1971	Lincoln 1 SE, US	monthly rain	139.7 mm (5.5 in)	38.1 mm (1.5 in)	26 years	54 of 100 (Notable)
22 May 1971	Wyee (Wyee Farms Rd), AU	daily rain	102.1 mm (4.0 in)	52.3 mm (2.1 in)	64 years	52 of 100 (Notable)
22 May 1971	Wildrose 3NW, US	daily rain	37.6 mm (1.5 in)	28.7 mm (1.1 in)	38 years	52 of 100 (Notable)
22 May 1971	Camp Crook, US	daily rain	47.0 mm (1.9 in)	22.1 mm (0.9 in)	64 years	52 of 100 (Notable)
22 May 1971	Khankandy, AZ	daily rain	71.7 mm (2.8 in)	49.8 mm (2.0 in)	26 years	51 of 100 (Notable)
22 May 1971	Howes Valley (Kindarun), AU	daily rain	69.9 mm (2.8 in)	65.3 mm (2.6 in)	20 years	51 of 100 (Notable)
22 May 1971	Arzgir, RU	daily rain	36.9 mm (1.5 in)	25.6 mm (1.0 in)	28 years	50 of 100 (Notable)
22 May 1971	Three Creek, US	daily rain	36.8 mm (1.4 in)	23.6 mm (0.9 in)	24 years	50 of 100 (Notable)
22 May 1971	Herington, US	daily rain	147.3 mm (5.8 in)	64.7 mm (2.5 in)	9 years	47 of 100 (Notable)
22 May 1971	Wyong (Wyong Golf Club), AU	daily rain	82.0 mm (3.2 in)	31.2 mm (1.2 in)	73 years	45 of 100 (Notable)
22 May 1971	Timbauba, BR	daily rain	77.9 mm (3.1 in)	38.3 mm (1.5 in)	30 years	45 of 100 (Notable)
22 May 1971	Koln-Bonn, DE	daily rain	36.0 mm (1.4 in)	20.2 mm (0.8 in)	8 years	45 of 100 (Notable)
22 May 1971	Powers Lake 1N, US	daily rain	40.6 mm (1.6 in)	27.6 mm (1.1 in)	38 years	45 of 100 (Notable)
22 May 1971	Morpeth Post Office, AU	daily rain	71.6 mm (2.8 in)	24.6 mm (1.0 in)	64 years	44 of 100 (Notable)
22 May 1971	Epping, US	daily rain	32.5 mm (1.3 in)	18.5 mm (0.7 in)	58 years	44 of 100 (Notable)
22 May 1971	Cap Madeleine, CA	daily rain	26.4 mm (1.0 in)	6.1 mm (0.24 in)	87 years	43 of 100 (Notable)
22 May 1971	Clay Ctr, US	daily rain	95.3 mm (3.8 in)	44.5 mm (1.8 in)	9 years	43 of 100 (Notable)

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

1806 to 1971

Records set or tied on this calendar date in each year from 1806 to 1971. 1971 had 479 records.

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

Records on 05-22 in each year
Year	Records
1806	1
1837	4
1840	1
1841	1
1845	1
1846	1
1847	2
1857	1
1861	1
1862	1
1864	1
1865	1
1866	5
1867	3
1870	2
1872	1
1874	2
1875	1
1877	1
1881	1
1883	3
1885	1
1886	5
1887	3
1889	2
1890	4
1891	1
1892	2
1894	3
1895	2
1896	5
1897	3
1898	3
1899	3
1900	2
1901	3
1902	5
1903	7
1904	6
1905	11
1906	15
1907	45
1908	20
1909	19
1910	6
1911	77
1912	20
1913	15
1914	30
1915	23
1916	22
1917	43
1918	50
1919	402
1920	27
1921	85
1922	60
1923	63
1924	196
1925	382
1926	165
1927	250
1928	168
1929	210
1930	121
1931	489
1932	306
1933	307
1934	292
1935	162
1936	490
1937	192
1938	313
1939	407
1940	364
1941	640
1942	379
1943	385
1944	490
1945	334
1946	277
1947	340
1948	322
1949	534
1950	456
1951	294
1952	442
1953	632
1954	558
1955	556
1956	617
1957	774
1958	584
1959	713
1960	455
1961	446
1962	662
1963	1,149
1964	775
1965	367
1966	434
1967	1,222
1968	502
1969	593
1970	306
1971	479
1972	462
1973	446
1974	613
1975	772
1976	476
1977	648
1978	558
1979	674
1980	997
1981	1,427
1982	558
1983	1,025
1984	907
1985	736
1986	724
1987	810
1988	641
1989	722
1990	1,193
1991	1,200
1992	1,159
1993	922
1994	517
1995	823
1996	1,139
1997	1,154
1998	995
1999	610
2000	1,124
2001	1,371
2002	2,020
2003	822
2004	1,111
2005	1,002
2006	1,174
2007	1,113
2008	967
2009	1,075
2010	1,051
2011	745
2012	1,039
2013	1,216
2014	828
2015	938
2016	807
2017	613
2018	495
2019	1,372
2020	631
2021	915
2022	1,248
2023	400
2024	861
2025	778
2026	473

Download the Data

Data for records on 1971-05-22: 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 50	384
50 to 100	8
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	1