Weather Records on 18 May 1952

493 weather records were set or tied worldwide on 18 May 1952. Highest significance: Orbost (Comparison), AU.

Key Facts for 18 May 1952

On 18 May 1952, 493 weather records were set or tied at long-record stations worldwide.
88 were record highs and 236 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 489 daily.
Orbost (Comparison) set a monthly record daily precipitation of 99.1 mm (3.9 in) on 18 May 1952.
Across 164 earlier years (1796 to 2026) the same calendar date averaged 442 records.

Record Map

493 stations

493 station records on 18 May 1952 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 May 1952: highest significance records shown on the map
Station	Country	Type	Value	Significance
Orbost (Comparison)	Australia	Record daily precipitation	99.1 mm (3.9 in)	66 of 100 (Major)
Fredericksburg	United States	Record daily precipitation	67.3 mm (2.6 in)	54 of 100 (Notable)
Port Alfred	South Africa	Record daily precipitation	43.2 mm (1.7 in)	46 of 100 (Notable)
Calico Rock 2 WSW	United States	Record daily precipitation	74.4 mm (2.9 in)	45 of 100 (Notable)
De Emigratie	South Africa	Record daily precipitation	26.2 mm (1.0 in)	43 of 100 (Notable)
Umzimkulu (Tnk)	South Africa	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Muckadilla Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Galway	Ireland	Record high maximum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Bairgania	India	Record daily precipitation	78.2 mm (3.1 in)	38 of 100 (Notable)
Mvenyane	South Africa	Record daily precipitation	39.1 mm (1.5 in)	37 of 100 (Notable)
Russellville	United States	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Fayetteville	United States	Record low maximum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
Koshkonong	United States	Record daily precipitation	43.4 mm (1.7 in)	36 of 100 (Notable)
Columbus	United States	Record daily precipitation	30.0 mm (1.2 in)	36 of 100 (Notable)
Vasilevici	Belarus	Record low minimum temperature	-1.9 C (28.6 F)	35 of 100 (Notable)
Kharagpur	India	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Fir Glen	South Africa	Record daily precipitation	36.3 mm (1.4 in)	35 of 100 (Notable)
Ozark	United States	Record daily precipitation	51.6 mm (2.0 in)	34 of 100 (Routine)
Bon Wier	United States	Record daily precipitation	143.5 mm (5.6 in)	34 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	-3.6 C (25.5 F)	33 of 100 (Routine)
Botanic Gardens - Pmb	South Africa	Record daily precipitation	38.4 mm (1.5 in)	33 of 100 (Routine)
Uniontown	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Wagoner	United States	Record low maximum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Sulphur Springs	United States	Record daily precipitation	75.4 mm (3.0 in)	33 of 100 (Routine)
The Highlands Irrigation	Australia	Record daily precipitation	35.1 mm (1.4 in)	32 of 100 (Routine)
Espanola	United States	Record low maximum temperature	9.4 C (48.9 F)	32 of 100 (Routine)
Plainview	United States	Record low maximum temperature	10.0 C (50.0 F)	31 of 100 (Routine)
Koordarrie	Australia	Record daily precipitation	48.3 mm (1.9 in)	30 of 100 (Routine)
Paravur	India	Record daily precipitation	76.5 mm (3.0 in)	30 of 100 (Routine)
Carlsbad	United States	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Uman	Ukraine	Record low maximum temperature	7.1 C (44.8 F)	29 of 100 (Routine)
Ft Deposit	United States	Record daily precipitation	61.2 mm (2.4 in)	29 of 100 (Routine)
Kissimmee	United States	Record daily precipitation	48.8 mm (1.9 in)	29 of 100 (Routine)
Doniphan	United States	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Estancia 4N	United States	Record low maximum temperature	13.3 C (55.9 F)	29 of 100 (Routine)
Los Alamos	United States	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Waurika	United States	Record low maximum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Georgetown Post Office	Australia	Record high maximum temperature	35.0 C (95.0 F)	28 of 100 (Routine)
Sparta 1 W	United States	Record low maximum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Marlow 1 WSW	United States	Record daily precipitation	108.0 mm (4.3 in)	28 of 100 (Routine)
Minsk	Belarus	Record low minimum temperature	-0.6 C (30.9 F)	27 of 100 (Routine)
Silverton	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Carrizozo 1SW	United States	Record low maximum temperature	12.8 C (55.0 F)	27 of 100 (Routine)
Midland 4 ENE	United States	Record low maximum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Kukuihaele Mill 206	United States	Record low maximum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Longvale	South Africa	Record daily precipitation	38.9 mm (1.5 in)	26 of 100 (Routine)
Malvern	United Kingdom	Record high minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Bosque del Apache	United States	Record low maximum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Fruitland	United States	Record low maximum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Tucumcari 4 NE	United States	Record low maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Holdenville 2SSE	United States	Record low maximum temperature	16.1 C (61.0 F)	26 of 100 (Routine)
Bonham 3NNE	United States	Record daily precipitation	92.7 mm (3.6 in)	26 of 100 (Routine)
Minsk	Belarus	Record low maximum temperature	8.0 C (46.4 F)	25 of 100 (Routine)
Belle Isle	Canada	Record high maximum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
Chendipada	India	Record daily precipitation	29.2 mm (1.1 in)	25 of 100 (Routine)
Black Rock	United States	Record daily precipitation	34.3 mm (1.4 in)	25 of 100 (Routine)
Mtn Home 1 NNW	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Lake Moraine	United States	Record low minimum temperature	-10.6 C (12.9 F)	25 of 100 (Routine)
Des Moines	United States	Record low maximum temperature	2.8 C (37.0 F)	25 of 100 (Routine)
Astoria	United States	Record high maximum temperature	23.9 C (75.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

493 records

Records set or tied on 18 May 1952 by type: Highest daily maximum 40, Lowest daily maximum 186, Highest daily minimum 48, Lowest daily minimum 50, Heaviest daily rainfall 165, Heaviest daily snowfall 4.

Records on 18 May 1952 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	186
Highest daily minimum	48
Lowest daily minimum	50
Heaviest daily rainfall	165
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 18 May 1952 by timescale: all-time 0, monthly 4, daily 489.

How Much Records Were Beaten By

403 broken records

Margins by which the 403 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.3. Ties are not counted.

Top 20 by Significance

18 May 1952

Top 20 records on 18 May 1952 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 May 1952	Orbost (Comparison), AU	monthly rain	99.1 mm (3.9 in)	43.2 mm (1.7 in)	32 years	66 of 100 (Major)
18 May 1952	Fredericksburg, US	daily rain	67.3 mm (2.6 in)	55.1 mm (2.2 in)	43 years	54 of 100 (Notable)
18 May 1952	Port Alfred, ZA	daily rain	43.2 mm (1.7 in)	29.0 mm (1.1 in)	57 years	46 of 100 (Notable)
18 May 1952	Calico Rock 2 WSW, US	daily rain	74.4 mm (2.9 in)	59.2 mm (2.3 in)	10 years	45 of 100 (Notable)
18 May 1952	De Emigratie, ZA	daily rain	26.2 mm (1.0 in)	23.2 mm (0.9 in)	41 years	43 of 100 (Notable)
18 May 1952	Umzimkulu (Tnk), ZA	daily rain	27.9 mm (1.1 in)	26.4 mm (1.0 in)	51 years	42 of 100 (Notable)
18 May 1952	Muckadilla Post Office, AU	daily rain	33.0 mm (1.3 in)	23.1 mm (0.9 in)	57 years	41 of 100 (Notable)
18 May 1952	Galway, IE	daily high max	25.6 C (78.1 F)	1.2 C (2.2 F)	87 years	38 of 100 (Notable)
18 May 1952	Bairgania, IN	daily rain	78.2 mm (3.1 in)	56.6 mm (2.2 in)	3 years	38 of 100 (Notable)
18 May 1952	Mvenyane, ZA	daily rain	39.1 mm (1.5 in)	31.7 mm (1.2 in)	2 years	37 of 100 (Notable)
18 May 1952	Russellville, US	daily rain	55.9 mm (2.2 in)	20.3 mm (0.8 in)	62 years	37 of 100 (Notable)
18 May 1952	Fayetteville, US	daily low max	13.9 C (57.0 F)	6.1 C (11.0 F)	52 years	36 of 100 (Notable)
18 May 1952	Koshkonong, US	daily rain	43.4 mm (1.7 in)	28.4 mm (1.1 in)	49 years	36 of 100 (Notable)
18 May 1952	Columbus, US	monthly rain	30.0 mm (1.2 in)	7.1 mm (0.28 in)	37 years	36 of 100 (Notable)
18 May 1952	Vasilevici, BY	daily low min	-1.9 C (28.6 F)	5.2 C (9.4 F)	55 years	35 of 100 (Notable)
18 May 1952	Kharagpur, IN	daily rain	38.1 mm (1.5 in)	23.6 mm (0.9 in)	46 years	35 of 100 (Notable)
18 May 1952	Fir Glen, ZA	daily rain	36.3 mm (1.4 in)	19.8 mm (0.8 in)	46 years	35 of 100 (Notable)
18 May 1952	Ozark, US	daily rain	51.6 mm (2.0 in)	25.2 mm (1.0 in)	47 years	34 of 100 (Routine)
18 May 1952	Bon Wier, US	daily rain	143.5 mm (5.6 in)	67.3 mm (2.6 in)	23 years	34 of 100 (Routine)
18 May 1952	Velikie Luki, RU	daily low min	-3.6 C (25.5 F)	2.4 C (4.3 F)	70 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

1796 to 1952

Records set or tied on this calendar date in each year from 1796 to 1952. 1952 had 493 records.

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

Records on 05-18 in each year
Year	Records
1796	1
1798	1
1802	2
1832	1
1833	1
1845	1
1847	1
1848	1
1855	1
1859	1
1861	2
1863	3
1864	1
1866	2
1868	2
1869	1
1870	1
1871	2
1872	1
1874	2
1877	4
1878	1
1879	1
1881	1
1883	2
1884	2
1885	1
1887	1
1888	4
1889	2
1891	1
1893	2
1894	4
1895	5
1896	2
1897	2
1898	1
1899	1
1900	13
1901	6
1902	9
1903	7
1904	11
1905	2
1906	24
1907	18
1908	5
1909	12
1910	50
1911	64
1912	5
1913	11
1914	45
1915	55
1916	74
1917	30
1918	42
1919	30
1920	26
1921	41
1922	33
1923	61
1924	92
1925	220
1926	133
1927	180
1928	160
1929	193
1930	475
1931	191
1932	460
1933	380
1934	390
1935	400
1936	282
1937	348
1938	382
1939	169
1940	315
1941	334
1942	421
1943	744
1944	496
1945	706
1946	651
1947	231
1948	426
1949	597
1950	473
1951	279
1952	493
1953	393
1954	498
1955	848
1956	795
1957	595
1958	334
1959	435
1960	404
1961	187
1962	1,199
1963	477
1964	329
1965	345
1966	438
1967	410
1968	817
1969	865
1970	703
1971	666
1972	499
1973	1,233
1974	1,097
1975	383
1976	733
1977	1,126
1978	1,090
1979	399
1980	614
1981	1,218
1982	452
1983	1,093
1984	717
1985	498
1986	1,131
1987	823
1988	1,154
1989	721
1990	753
1991	1,218
1992	921
1993	707
1994	1,015
1995	1,849
1996	1,767
1997	1,115
1998	1,060
1999	584
2000	922
2001	898
2002	1,833
2003	1,270
2004	847
2005	630
2006	1,493
2007	1,133
2008	999
2009	1,368
2010	894
2011	1,406
2012	523
2013	816
2014	609
2015	785
2016	597
2017	1,855
2018	557
2019	810
2020	706
2021	418
2022	711
2023	554
2024	551
2025	619
2026	1,131

Download the Data

Data for records on 1952-05-18: 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 10	343
10 to 20	29
20 to 30	16
30 to 40	5
40 to 50	5
50 to 60	4
60 to 70	1