Weather Records on 12 May 1948

390 weather records were set or tied worldwide on 12 May 1948. Highest significance: South Comongin, AU.

Key Facts for 12 May 1948

On 12 May 1948, 390 weather records were set or tied at long-record stations worldwide.
135 were record highs and 112 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 387 daily.
South Comongin set a daily record precipitation of 27.7 mm (1.1 in) on 12 May 1948.
Across 164 earlier years (1814 to 2026) the same calendar date averaged 453 records.

Record Map

390 stations

390 station records on 12 May 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 May 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
South Comongin	Australia	Record daily precipitation	27.7 mm (1.1 in)	47 of 100 (Notable)
Banki Bankigarh	India	Record daily precipitation	58.4 mm (2.3 in)	45 of 100 (Notable)
Monroe 2 SE	United States	Record daily precipitation	57.2 mm (2.3 in)	44 of 100 (Notable)
Krishnaprasad	India	Record daily precipitation	54.6 mm (2.1 in)	42 of 100 (Notable)
Sompeta	India	Record daily precipitation	72.9 mm (2.9 in)	41 of 100 (Notable)
Khurda	India	Record daily precipitation	83.8 mm (3.3 in)	41 of 100 (Notable)
Healdton 3 E	United States	Record daily precipitation	72.4 mm (2.9 in)	40 of 100 (Notable)
Hindol	India	Record daily precipitation	47.2 mm (1.9 in)	36 of 100 (Notable)
Sfax El-Maou	Tunisia	Record high maximum temperature	36.0 C (96.8 F)	36 of 100 (Notable)
Mexia	United States	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Polavaram	India	Record daily precipitation	44.5 mm (1.8 in)	33 of 100 (Routine)
Kaufman 3 SE	United States	Record daily precipitation	74.7 mm (2.9 in)	33 of 100 (Routine)
Warthausen-Birkenhard	Germany	Record daily precipitation	38.8 mm (1.5 in)	32 of 100 (Routine)
Mt Pleasant	United States	Record daily precipitation	59.9 mm (2.4 in)	32 of 100 (Routine)
Puttur	India	Record daily precipitation	69.1 mm (2.7 in)	31 of 100 (Routine)
Gopalpur	India	Record daily precipitation	44.5 mm (1.8 in)	31 of 100 (Routine)
Henderson	United States	Record daily precipitation	68.3 mm (2.7 in)	31 of 100 (Routine)
Settle	United States	Record daily precipitation	54.1 mm (2.1 in)	30 of 100 (Routine)
Corsicana	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Morgantown 1	United States	Record high maximum temperature	32.8 C (91.0 F)	30 of 100 (Routine)
Waurika	United States	Record low maximum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
State College	United States	Record daily precipitation	47.8 mm (1.9 in)	29 of 100 (Routine)
Simao Dias (Anapolis)	Brazil	Record daily precipitation	30.5 mm (1.2 in)	27 of 100 (Routine)
Banpur	India	Record daily precipitation	53.3 mm (2.1 in)	27 of 100 (Routine)
Olympia Priest Pt Park	United States	Record low maximum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
El Dorado Goodwin Fld	United States	Record daily precipitation	58.7 mm (2.3 in)	27 of 100 (Routine)
Itchapuram	India	Record daily precipitation	54.9 mm (2.2 in)	26 of 100 (Routine)
Gallivare_A	Sweden	Record high minimum temperature	6.0 C (42.8 F)	26 of 100 (Routine)
Karesuando	Sweden	Record high minimum temperature	5.0 C (41.0 F)	26 of 100 (Routine)
Charlotte Wb City	United States	Record daily precipitation	48.8 mm (1.9 in)	26 of 100 (Routine)
Sulphur Platt Nat'l Pk	United States	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Caroleen	United States	Record daily precipitation	43.2 mm (1.7 in)	25 of 100 (Routine)
Wilmington Wb City	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Effingham	United States	Record daily precipitation	65.3 mm (2.6 in)	25 of 100 (Routine)
Llano	United States	Record daily precipitation	87.1 mm (3.4 in)	25 of 100 (Routine)
Bridgeport	United States	Record high maximum temperature	30.0 C (86.0 F)	24 of 100 (Routine)
Brenham	United States	Record daily precipitation	46.5 mm (1.8 in)	24 of 100 (Routine)
Lampasas	United States	Record daily precipitation	44.5 mm (1.8 in)	24 of 100 (Routine)
Cordova AP	United States	Record low minimum temperature	-2.2 C (28.0 F)	24 of 100 (Routine)
Putbus	Germany	Record high maximum temperature	21.9 C (71.4 F)	23 of 100 (Routine)
Buxa	India	Record daily precipitation	63.5 mm (2.5 in)	23 of 100 (Routine)
Panskura	India	Record daily precipitation	27.9 mm (1.1 in)	23 of 100 (Routine)
Gallivare_A	Sweden	Record high maximum temperature	20.0 C (68.0 F)	23 of 100 (Routine)
Norwalk	United States	Record high maximum temperature	30.0 C (86.0 F)	23 of 100 (Routine)
Culvers Lake	United States	Record daily precipitation	46.2 mm (1.8 in)	23 of 100 (Routine)
Muskogee	United States	Record low maximum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Shawnee	United States	Record low maximum temperature	12.2 C (54.0 F)	23 of 100 (Routine)
Henrietta	United States	Record low maximum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Visby_Flygplats	Sweden	Record high minimum temperature	9.8 C (49.6 F)	22 of 100 (Routine)
Storlien	Sweden	Record high minimum temperature	4.8 C (40.6 F)	22 of 100 (Routine)
Unionville	United States	Record low maximum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Boonton 1 SE	United States	Record high maximum temperature	29.4 C (84.9 F)	22 of 100 (Routine)
Vinita 2 N	United States	Record low maximum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Darlington	United States	Record daily precipitation	56.9 mm (2.2 in)	22 of 100 (Routine)
New Martinsville 4 NNE	United States	Record high maximum temperature	33.3 C (91.9 F)	22 of 100 (Routine)
Karimganj Farm	India	Record daily precipitation	95.5 mm (3.8 in)	21 of 100 (Routine)
Baliapal	India	Record daily precipitation	43.2 mm (1.7 in)	21 of 100 (Routine)
Aralskoe More	Kazakhstan	Record low minimum temperature	1.4 C (34.5 F)	21 of 100 (Routine)
Teriberka	Russia	Record high minimum temperature	6.0 C (42.8 F)	21 of 100 (Routine)
Fayetteville	United States	Record low maximum temperature	15.6 C (60.1 F)	21 of 100 (Routine)

Counts by Type and Timescale

390 records

Records set or tied on 12 May 1948 by type: Highest daily maximum 62, Lowest daily maximum 81, Highest daily minimum 73, Lowest daily minimum 31, Heaviest daily rainfall 140, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 12 May 1948 by type
Record type	Records
Highest daily maximum	62
Lowest daily maximum	81
Highest daily minimum	73
Lowest daily minimum	31
Heaviest daily rainfall	140
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 12 May 1948 by timescale: all-time 0, monthly 3, daily 387.

How Much Records Were Beaten By

315 broken records

Margins by which the 315 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 100.0. Ties are not counted.

Top 20 by Significance

12 May 1948

Top 20 records on 12 May 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 May 1948	South Comongin, AU	daily rain	27.7 mm (1.1 in)	24.4 mm (1.0 in)	59 years	47 of 100 (Notable)
12 May 1948	Banki Bankigarh, IN	daily rain	58.4 mm (2.3 in)	36.6 mm (1.4 in)	43 years	45 of 100 (Notable)
12 May 1948	Monroe 2 SE, US	daily rain	57.2 mm (2.3 in)	35.6 mm (1.4 in)	33 years	44 of 100 (Notable)
12 May 1948	Krishnaprasad, IN	daily rain	54.6 mm (2.1 in)	49.5 mm (1.9 in)	10 years	42 of 100 (Notable)
12 May 1948	Sompeta, IN	daily rain	72.9 mm (2.9 in)	52.6 mm (2.1 in)	20 years	41 of 100 (Notable)
12 May 1948	Khurda, IN	daily rain	83.8 mm (3.3 in)	49.3 mm (1.9 in)	31 years	41 of 100 (Notable)
12 May 1948	Healdton 3 E, US	daily rain	72.4 mm (2.9 in)	50.0 mm (2.0 in)	40 years	40 of 100 (Notable)
12 May 1948	Hindol, IN	daily rain	47.2 mm (1.9 in)	26.4 mm (1.0 in)	45 years	36 of 100 (Notable)
12 May 1948	Sfax El-Maou, TN	daily high max	36.0 C (96.8 F)	6.0 C (10.8 F)	44 years	36 of 100 (Notable)
12 May 1948	Mexia, US	daily rain	69.9 mm (2.8 in)	38.9 mm (1.5 in)	37 years	36 of 100 (Notable)
12 May 1948	Polavaram, IN	daily rain	44.5 mm (1.8 in)	32.8 mm (1.3 in)	39 years	33 of 100 (Routine)
12 May 1948	Kaufman 3 SE, US	daily rain	74.7 mm (2.9 in)	46.8 mm (1.8 in)	21 years	33 of 100 (Routine)
12 May 1948	Warthausen-Birkenhard, DE	daily rain	38.8 mm (1.5 in)	15.1 mm (0.6 in)	26 years	32 of 100 (Routine)
12 May 1948	Mt Pleasant, US	daily rain	59.9 mm (2.4 in)	37.8 mm (1.5 in)	28 years	32 of 100 (Routine)
12 May 1948	Puttur, IN	daily rain	69.1 mm (2.7 in)	47.3 mm (1.9 in)	37 years	31 of 100 (Routine)
12 May 1948	Gopalpur, IN	daily rain	44.5 mm (1.8 in)	36.9 mm (1.5 in)	20 years	31 of 100 (Routine)
12 May 1948	Henderson, US	daily rain	68.3 mm (2.7 in)	32.0 mm (1.3 in)	34 years	31 of 100 (Routine)
12 May 1948	Settle, US	daily rain	54.1 mm (2.1 in)	16.3 mm (0.6 in)	43 years	30 of 100 (Routine)
12 May 1948	Corsicana, US	daily rain	45.7 mm (1.8 in)	22.8 mm (0.9 in)	45 years	30 of 100 (Routine)
12 May 1948	Morgantown 1, US	daily high max	32.8 C (91.0 F)	1.7 C (3.1 F)	68 years	30 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

1814 to 1948

Records set or tied on this calendar date in each year from 1814 to 1948. 1948 had 390 records.

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

Records on 05-12 in each year
Year	Records
1814	2
1823	1
1825	1
1827	1
1834	1
1837	1
1838	1
1845	1
1847	1
1848	1
1849	2
1851	1
1855	2
1860	2
1862	2
1863	1
1867	1
1868	1
1872	2
1874	1
1877	1
1878	1
1879	1
1881	4
1882	5
1884	3
1885	2
1886	3
1887	1
1888	1
1889	1
1890	1
1891	4
1894	1
1895	1
1896	1
1897	7
1898	3
1900	3
1901	6
1902	5
1903	7
1904	11
1905	10
1906	20
1907	53
1908	12
1909	4
1910	9
1911	37
1912	46
1913	6
1914	36
1915	50
1916	42
1917	54
1918	113
1919	42
1920	19
1921	64
1922	43
1923	109
1924	245
1925	275
1926	121
1927	167
1928	192
1929	172
1930	500
1931	350
1932	199
1933	476
1934	293
1935	404
1936	329
1937	214
1938	394
1939	233
1940	440
1941	568
1942	418
1943	803
1944	368
1945	389
1946	653
1947	286
1948	390
1949	414
1950	283
1951	427
1952	711
1953	891
1954	305
1955	265
1956	1,568
1957	454
1958	714
1959	740
1960	1,583
1961	381
1962	713
1963	777
1964	401
1965	196
1966	909
1967	810
1968	890
1969	506
1970	698
1971	668
1972	641
1973	393
1974	702
1975	418
1976	541
1977	855
1978	802
1979	763
1980	684
1981	855
1982	763
1983	1,281
1984	887
1985	1,199
1986	473
1987	1,295
1988	619
1989	856
1990	617
1991	1,177
1992	1,022
1993	1,208
1994	738
1995	1,190
1996	1,420
1997	921
1998	1,576
1999	881
2000	1,486
2001	1,015
2002	1,027
2003	861
2004	1,054
2005	1,369
2006	797
2007	630
2008	858
2009	687
2010	1,250
2011	1,119
2012	660
2013	689
2014	949
2015	958
2016	421
2017	529
2018	819
2019	784
2020	1,338
2021	712
2022	1,930
2023	429
2024	447
2025	940
2026	1,110

Download the Data

Data for records on 1948-05-12: 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 20	288
20 to 40	19
40 to 60	7
60 to 80	0
80 to 100	1