Weather Records on 20 May 1956

565 weather records were set or tied worldwide on 20 May 1956. Highest significance: Rani(Ranigoda), IN.

Key Facts for 20 May 1956

On 20 May 1956, 565 weather records were set or tied at long-record stations worldwide.
287 were record highs and 180 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 559 daily.
Rani(Ranigoda) set a daily record precipitation of 173.5 mm (6.8 in) on 20 May 1956.
Across 162 earlier years (1802 to 2026) the same calendar date averaged 455 records.

Record Map

565 stations

565 station records on 20 May 1956 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 May 1956: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rani(Ranigoda)	India	Record daily precipitation	173.5 mm (6.8 in)	45 of 100 (Notable)
Floresta	Brazil	Record daily precipitation	46.0 mm (1.8 in)	44 of 100 (Notable)
Salgueiro	Brazil	Record daily precipitation	40.0 mm (1.6 in)	43 of 100 (Notable)
Grassmere	Australia	Record daily precipitation	35.3 mm (1.4 in)	37 of 100 (Notable)
Pendleton Dwtn	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Mill Bay	Canada	Record high minimum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Tasgaon	India	Record daily precipitation	51.3 mm (2.0 in)	33 of 100 (Routine)
Fall Rvr Lake	United States	Record high maximum temperature	35.6 C (96.1 F)	32 of 100 (Routine)
Pemberton Meadows	Canada	Record high minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Parry Sound	Canada	Record low minimum temperature	-3.9 C (25.0 F)	31 of 100 (Routine)
Purcell 2 SW	United States	Record high maximum temperature	36.7 C (98.1 F)	31 of 100 (Routine)
Orillia	Canada	Record low minimum temperature	-3.9 C (25.0 F)	30 of 100 (Routine)
Ocampo	Mexico	Record low minimum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Izana	Spain	Record daily precipitation	35.6 mm (1.4 in)	30 of 100 (Routine)
Sfax El-Maou	Tunisia	Record high minimum temperature	21.5 C (70.7 F)	30 of 100 (Routine)
Meeker	United States	Record high minimum temperature	11.1 C (52.0 F)	30 of 100 (Routine)
Danville	United States	Record low minimum temperature	0.0 C (32.0 F)	30 of 100 (Routine)
Innsbruck	Austria	Record low maximum temperature	8.8 C (47.8 F)	29 of 100 (Routine)
Glenwood Spgs #2	United States	Record high minimum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Newport News Press Bld	United States	Record low minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Iguatu	Brazil	Record daily precipitation	38.0 mm (1.5 in)	28 of 100 (Routine)
Yates Ctr	United States	Record high maximum temperature	34.4 C (93.9 F)	28 of 100 (Routine)
Nowgong	India	Record daily precipitation	58.4 mm (2.3 in)	27 of 100 (Routine)
Madrid	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
St Andrews	Canada	Record low minimum temperature	0.0 C (32.0 F)	26 of 100 (Routine)
Salem	United States	Record low minimum temperature	2.8 C (37.0 F)	26 of 100 (Routine)
Cheneyville 1 NE	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
Franklin 3 NW	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
Natchitoches	United States	Record high maximum temperature	34.4 C (93.9 F)	26 of 100 (Routine)
Choteau	United States	Record high minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Stevensville	United States	Record high minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Independence	United States	Record high maximum temperature	33.9 C (93.0 F)	25 of 100 (Routine)
Harrisville	United States	Record low minimum temperature	-3.9 C (25.0 F)	25 of 100 (Routine)
Mio Hydro Plt	United States	Record low maximum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
Enid	United States	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)
Lafayette Rgnl AP	United States	Record high maximum temperature	35.0 C (95.0 F)	25 of 100 (Routine)
Collingwood	Canada	Record low minimum temperature	-2.8 C (27.0 F)	24 of 100 (Routine)
Camden 1	United States	Record high maximum temperature	34.4 C (93.9 F)	24 of 100 (Routine)
Elkhart	United States	Record high maximum temperature	40.0 C (104.0 F)	24 of 100 (Routine)
Lakin	United States	Record high maximum temperature	38.3 C (100.9 F)	24 of 100 (Routine)
Bastrop	United States	Record high maximum temperature	34.4 C (93.9 F)	24 of 100 (Routine)
Big Rapids Wtp	United States	Record low maximum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Kaufman 3 SE	United States	Record high maximum temperature	37.8 C (100.0 F)	24 of 100 (Routine)
Sherman	United States	Record high maximum temperature	36.7 C (98.1 F)	24 of 100 (Routine)
Blaine	United States	Record high minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Clearwater	United States	Record high minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Vavenby	Canada	Record high minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
North Bay	Canada	Record low minimum temperature	-6.1 C (21.0 F)	23 of 100 (Routine)
Barrage Angliers	Canada	Record low minimum temperature	-6.7 C (19.9 F)	23 of 100 (Routine)
Jakutsk	Russia	Record low minimum temperature	-9.6 C (14.7 F)	23 of 100 (Routine)
Granite Reef Dam	United States	Record high minimum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Ozark	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Columbus	United States	Record high maximum temperature	32.8 C (91.0 F)	23 of 100 (Routine)
Bridgeport	United States	Record high minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Meeker 5 W	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Wheatland 4N	United States	Record high minimum temperature	12.8 C (55.0 F)	23 of 100 (Routine)
Dawson	Canada	Record high maximum temperature	25.0 C (77.0 F)	22 of 100 (Routine)
Kapuskasing Cda	Canada	Record daily snowfall	6.9 cm (2.7 in)	22 of 100 (Routine)
Barrie	Canada	Record low minimum temperature	-5.0 C (23.0 F)	22 of 100 (Routine)
Toronto Agincourt	Canada	Record low minimum temperature	-1.1 C (30.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

565 records

Records set or tied on 20 May 1956 by type: Highest daily maximum 192, Lowest daily maximum 40, Highest daily minimum 95, Lowest daily minimum 140, Heaviest daily rainfall 94, Heaviest daily snowfall 1, Deepest snow cover 3.

Records on 20 May 1956 by type
Record type	Records
Highest daily maximum	192
Lowest daily maximum	40
Highest daily minimum	95
Lowest daily minimum	140
Heaviest daily rainfall	94
Heaviest daily snowfall	1
Deepest snow cover	3

Records on 20 May 1956 by timescale: all-time 0, monthly 6, daily 559.

How Much Records Were Beaten By

418 broken records

Margins by which the 418 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 700.0. Ties are not counted.

Top 20 by Significance

20 May 1956

Top 20 records on 20 May 1956 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 May 1956	Rani(Ranigoda), IN	daily rain	173.5 mm (6.8 in)	113.6 mm (4.5 in)	1 year	45 of 100 (Notable)
20 May 1956	Floresta, BR	daily rain	46.0 mm (1.8 in)	38.0 mm (1.5 in)	3 years	44 of 100 (Notable)
20 May 1956	Salgueiro, BR	daily rain	40.0 mm (1.6 in)	37.8 mm (1.5 in)	11 years	43 of 100 (Notable)
20 May 1956	Grassmere, AU	daily rain	35.3 mm (1.4 in)	18.0 mm (0.7 in)	48 years	37 of 100 (Notable)
20 May 1956	Pendleton Dwtn, US	daily high min	17.2 C (63.0 F)	5.0 C (9.0 F)	58 years	36 of 100 (Notable)
20 May 1956	Mill Bay, CA	daily high min	13.3 C (55.9 F)	4.4 C (7.9 F)	41 years	33 of 100 (Routine)
20 May 1956	Tasgaon, IN	daily rain	51.3 mm (2.0 in)	30.7 mm (1.2 in)	13 years	33 of 100 (Routine)
20 May 1956	Fall Rvr Lake, US	daily high max	35.6 C (96.1 F)	5.0 C (9.0 F)	54 years	32 of 100 (Routine)
20 May 1956	Pemberton Meadows, CA	daily high min	15.6 C (60.1 F)	5.6 C (10.1 F)	41 years	31 of 100 (Routine)
20 May 1956	Parry Sound, CA	daily low min	-3.9 C (25.0 F)	2.2 C (4.0 F)	60 years	31 of 100 (Routine)
20 May 1956	Purcell 2 SW, US	daily high max	36.7 C (98.1 F)	3.4 C (6.1 F)	62 years	31 of 100 (Routine)
20 May 1956	Orillia, CA	daily low min	-3.9 C (25.0 F)	2.8 C (5.0 F)	60 years	30 of 100 (Routine)
20 May 1956	Ocampo, MX	daily low min	5.6 C (42.1 F)	3.3 C (5.9 F)	31 years	30 of 100 (Routine)
20 May 1956	Izana, ES	monthly rain	35.6 mm (1.4 in)	5.6 mm (0.22 in)	32 years	30 of 100 (Routine)
20 May 1956	Sfax El-Maou, TN	daily high min	21.5 C (70.7 F)	1.5 C (2.7 F)	60 years	30 of 100 (Routine)
20 May 1956	Meeker, US	daily high min	11.1 C (52.0 F)	3.3 C (5.9 F)	52 years	30 of 100 (Routine)
20 May 1956	Danville, US	daily low min	0.0 C (32.0 F)	3.3 C (5.9 F)	60 years	30 of 100 (Routine)
20 May 1956	Innsbruck, AT	daily low max	8.8 C (47.8 F)	2.9 C (5.2 F)	54 years	29 of 100 (Routine)
20 May 1956	Glenwood Spgs #2, US	daily high min	11.1 C (52.0 F)	1.7 C (3.1 F)	61 years	29 of 100 (Routine)
20 May 1956	Newport News Press Bld, US	daily low min	6.1 C (43.0 F)	4.5 C (8.1 F)	42 years	29 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

1802 to 1956

Records set or tied on this calendar date in each year from 1802 to 1956. 1956 had 565 records.

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

Records on 05-20 in each year
Year	Records
1802	1
1803	1
1804	1
1815	1
1825	1
1837	1
1844	1
1845	3
1847	1
1854	1
1858	3
1861	1
1862	1
1865	1
1867	1
1868	2
1870	3
1871	2
1876	2
1877	3
1879	1
1880	2
1884	2
1885	1
1887	2
1889	3
1890	3
1891	5
1892	3
1893	1
1894	6
1895	3
1896	3
1897	3
1898	4
1899	4
1900	1
1901	5
1902	11
1903	19
1904	4
1905	4
1906	22
1907	35
1908	23
1909	10
1910	20
1911	82
1912	20
1913	10
1914	16
1915	42
1916	29
1917	46
1918	92
1919	56
1920	44
1921	234
1922	40
1923	125
1924	189
1925	251
1926	128
1927	118
1928	138
1929	323
1930	129
1931	451
1932	689
1933	449
1934	582
1935	259
1936	207
1937	270
1938	331
1939	266
1940	337
1941	378
1942	337
1943	802
1944	315
1945	498
1946	339
1947	358
1948	514
1949	586
1950	327
1951	288
1952	615
1953	518
1954	822
1955	421
1956	565
1957	728
1958	378
1959	785
1960	612
1961	333
1962	773
1963	732
1964	517
1965	200
1966	416
1967	587
1968	743
1969	885
1970	310
1971	653
1972	612
1973	419
1974	893
1975	1,332
1976	837
1977	553
1978	534
1979	683
1980	751
1981	1,540
1982	554
1983	1,307
1984	867
1985	426
1986	790
1987	1,036
1988	805
1989	764
1990	722
1991	925
1992	1,200
1993	1,208
1994	778
1995	734
1996	1,749
1997	1,106
1998	1,124
1999	673
2000	991
2001	847
2002	2,299
2003	1,201
2004	746
2005	929
2006	1,006
2007	565
2008	999
2009	1,529
2010	1,011
2011	1,117
2012	604
2013	919
2014	629
2015	1,001
2016	692
2017	1,214
2018	460
2019	1,483
2020	784
2021	904
2022	1,643
2023	1,106
2024	478
2025	969
2026	696

Download the Data

Data for records on 1956-05-20: 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 100	416
100 to 200	1
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	0
600 to 700	1