Weather Records on 20 May 1958

378 weather records were set or tied worldwide on 20 May 1958. Highest significance: Newry, AU.

Key Facts for 20 May 1958

On 20 May 1958, 378 weather records were set or tied at long-record stations worldwide.
249 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 373 daily.
Newry set a daily record precipitation of 49.3 mm (1.9 in) on 20 May 1958.
Across 162 earlier years (1802 to 2026) the same calendar date averaged 456 records.

Record Map

378 stations

378 station records on 20 May 1958 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 May 1958: highest significance records shown on the map
Station	Country	Type	Value	Significance
Newry	Australia	Record daily precipitation	49.3 mm (1.9 in)	62 of 100 (Major)
Pakri	Estonia	Record daily precipitation	25.2 mm (1.0 in)	50 of 100 (Notable)
Abbeville 4S	United States	Record daily precipitation	49.3 mm (1.9 in)	36 of 100 (Notable)
Glen St Mary 1 W	United States	Record daily precipitation	66.0 mm (2.6 in)	35 of 100 (Notable)
Tifton	United States	Record daily precipitation	55.1 mm (2.2 in)	35 of 100 (Notable)
Aleksandrovsk-Sahalinskij	Russia	Record high maximum temperature	25.2 C (77.4 F)	33 of 100 (Routine)
Georgetown Post Office	Australia	Record high minimum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Albany 3 SE	United States	Record daily precipitation	73.2 mm (2.9 in)	30 of 100 (Routine)
Greenville	United States	Record daily precipitation	56.6 mm (2.2 in)	30 of 100 (Routine)
Tg Jiu	Romania	Record high minimum temperature	18.6 C (65.5 F)	28 of 100 (Routine)
Poronajsk	Russia	Record high maximum temperature	26.5 C (79.7 F)	28 of 100 (Routine)
Scott	United States	Record daily precipitation	55.1 mm (2.2 in)	28 of 100 (Routine)
Richland	United States	Record high minimum temperature	10.6 C (51.1 F)	28 of 100 (Routine)
Grandfalls 3SSE	United States	Record daily precipitation	36.8 mm (1.4 in)	28 of 100 (Routine)
Barrow Creek	Australia	Record daily precipitation	26.4 mm (1.0 in)	27 of 100 (Routine)
Goulds Rch	United States	Record high minimum temperature	26.7 C (80.1 F)	27 of 100 (Routine)
Tucson WFO	United States	Record high minimum temperature	23.9 C (75.0 F)	27 of 100 (Routine)
Bainbridge	United States	Record daily precipitation	61.5 mm (2.4 in)	27 of 100 (Routine)
Millington 1 SE	United States	Record daily precipitation	34.0 mm (1.3 in)	27 of 100 (Routine)
Houston Wb City	United States	Record low maximum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Florence	United States	Record high minimum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record high minimum temperature	18.6 C (65.5 F)	25 of 100 (Routine)
Junsele	Sweden	Record low minimum temperature	-4.0 C (24.8 F)	25 of 100 (Routine)
Casa Grande Nm	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Roosevelt 1 S	United States	Record high maximum temperature	43.3 C (109.9 F)	25 of 100 (Routine)
Orono	United States	Record high minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Quakertown	United States	Record high minimum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Pau Dos Ferros	Brazil	Record daily precipitation	32.0 mm (1.3 in)	24 of 100 (Routine)
Valier	United States	Record high minimum temperature	16.7 C (62.1 F)	24 of 100 (Routine)
Lihue 1020	United States	Record low maximum temperature	25.0 C (77.0 F)	24 of 100 (Routine)
Madison	United States	Record daily precipitation	77.5 mm (3.1 in)	23 of 100 (Routine)
Lumber City	United States	Record daily precipitation	48.8 mm (1.9 in)	23 of 100 (Routine)
Missoula 6 NW WFO	United States	Record high minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Masset Airport	Canada	Record high minimum temperature	11.7 C (53.1 F)	22 of 100 (Routine)
Safford	United States	Record high minimum temperature	18.3 C (64.9 F)	22 of 100 (Routine)
Crossett 2 SSE	United States	Record daily precipitation	54.6 mm (2.1 in)	22 of 100 (Routine)
Blountstown 2 SE	United States	Record low maximum temperature	22.2 C (72.0 F)	22 of 100 (Routine)
Rock Hall	United States	Record daily precipitation	30.7 mm (1.2 in)	22 of 100 (Routine)
Darby	United States	Record high minimum temperature	9.4 C (48.9 F)	22 of 100 (Routine)
Darrington Rs	United States	Record high maximum temperature	33.9 C (93.0 F)	22 of 100 (Routine)
Sable Island	Canada	Record high minimum temperature	9.4 C (48.9 F)	21 of 100 (Routine)
Mahackala	Russia	Record high maximum temperature	30.1 C (86.2 F)	21 of 100 (Routine)
Bakensrug	South Africa	Record daily precipitation	28.0 mm (1.1 in)	21 of 100 (Routine)
Roosevelt 1 S	United States	Record high minimum temperature	23.9 C (75.0 F)	21 of 100 (Routine)
Haugan 1 W	United States	Record high maximum temperature	31.7 C (89.1 F)	21 of 100 (Routine)
Clayton	United States	Record daily precipitation	33.0 mm (1.3 in)	21 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Dudinka	Russia	Record daily precipitation	9.2 mm (0.36 in)	20 of 100 (Routine)
Visby_Flygplats	Sweden	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Holbrook	United States	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Olekminsk	Russia	Record daily precipitation	19.2 mm (0.8 in)	20 of 100 (Routine)
Tennant Creek Post Office	Australia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Anthony Lagoon	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Perm	Russia	Record daily precipitation	22.2 mm (0.9 in)	20 of 100 (Routine)
Alice Springs Post Office	Australia	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Walsh River Post Office	Australia	Record daily precipitation	2.3 mm (0.09 in)	20 of 100 (Routine)
Osterley	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Ranken River	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Tunnsjo	Norway	Record daily precipitation	9.3 mm (0.37 in)	20 of 100 (Routine)

Counts by Type and Timescale

378 records

Records set or tied on 20 May 1958 by type: Highest daily maximum 163, Lowest daily maximum 32, Highest daily minimum 86, Lowest daily minimum 12, Heaviest daily rainfall 85.

Records on 20 May 1958 by type
Record type	Records
Highest daily maximum	163
Lowest daily maximum	32
Highest daily minimum	86
Lowest daily minimum	12
Heaviest daily rainfall	85
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 May 1958 by timescale: all-time 0, monthly 5, daily 373.

How Much Records Were Beaten By

269 broken records

Margins by which the 269 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 49.3. Ties are not counted.

Top 20 by Significance

20 May 1958

Top 20 records on 20 May 1958 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 May 1958	Newry, AU	daily rain	49.3 mm (1.9 in)	49.3 mm (1.9 in)	56 years	62 of 100 (Major)
20 May 1958	Pakri, EE	daily rain	25.2 mm (1.0 in)	14.0 mm (0.6 in)	51 years	50 of 100 (Notable)
20 May 1958	Abbeville 4S, US	daily rain	49.3 mm (1.9 in)	22.9 mm (0.9 in)	48 years	36 of 100 (Notable)
20 May 1958	Glen St Mary 1 W, US	daily rain	66.0 mm (2.6 in)	37.8 mm (1.5 in)	23 years	35 of 100 (Notable)
20 May 1958	Tifton, US	daily rain	55.1 mm (2.2 in)	24.6 mm (1.0 in)	47 years	35 of 100 (Notable)
20 May 1958	Aleksandrovsk-Sahalinskij, RU	daily high max	25.2 C (77.4 F)	7.2 C (13.0 F)	41 years	33 of 100 (Routine)
20 May 1958	Georgetown Post Office, AU	daily high min	23.3 C (73.9 F)	3.3 C (5.9 F)	58 years	30 of 100 (Routine)
20 May 1958	Albany 3 SE, US	daily rain	73.2 mm (2.9 in)	23.7 mm (0.9 in)	32 years	30 of 100 (Routine)
20 May 1958	Greenville, US	daily rain	56.6 mm (2.2 in)	31.5 mm (1.2 in)	27 years	30 of 100 (Routine)
20 May 1958	Tg Jiu, RO	monthly high min	18.6 C (65.5 F)	1.6 C (2.9 F)	26 years	28 of 100 (Routine)
20 May 1958	Poronajsk, RU	daily high max	26.5 C (79.7 F)	6.0 C (10.8 F)	33 years	28 of 100 (Routine)
20 May 1958	Scott, US	daily rain	55.1 mm (2.2 in)	27.4 mm (1.1 in)	36 years	28 of 100 (Routine)
20 May 1958	Richland, US	daily high min	10.6 C (51.1 F)	1.2 C (2.2 F)	63 years	28 of 100 (Routine)
20 May 1958	Grandfalls 3SSE, US	daily rain	36.8 mm (1.4 in)	25.4 mm (1.0 in)	16 years	28 of 100 (Routine)
20 May 1958	Barrow Creek, AU	daily rain	26.4 mm (1.0 in)	21.3 mm (0.8 in)	5 years	27 of 100 (Routine)
20 May 1958	Goulds Rch, US	monthly high min	26.7 C (80.1 F)	2.8 C (5.0 F)	18 years	27 of 100 (Routine)
20 May 1958	Tucson WFO, US	daily high min	23.9 C (75.0 F)	3.9 C (7.0 F)	37 years	27 of 100 (Routine)
20 May 1958	Bainbridge, US	daily rain	61.5 mm (2.4 in)	5.6 mm (0.22 in)	62 years	27 of 100 (Routine)
20 May 1958	Millington 1 SE, US	daily rain	34.0 mm (1.3 in)	17.5 mm (0.7 in)	13 years	27 of 100 (Routine)
20 May 1958	Houston Wb City, US	daily low max	23.3 C (73.9 F)	0.6 C (1.1 F)	62 years	27 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 1958

Records set or tied on this calendar date in each year from 1802 to 1958. 1958 had 378 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 1958-05-20: 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 10	247
10 to 20	10
20 to 30	9
30 to 40	2
40 to 50	1