Weather Records on 19 May 1948

605 weather records were set or tied worldwide on 19 May 1948. Highest significance: Flatwillow 4 ENE, US.

Key Facts for 19 May 1948

On 19 May 1948, 605 weather records were set or tied at long-record stations worldwide.
318 were record highs and 162 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 23 monthly and 581 daily.
Flatwillow 4 ENE set an all-time record daily precipitation of 80.0 mm (3.1 in) on 19 May 1948.
Across 161 earlier years (1798 to 2026) the same calendar date averaged 460 records.

Record Map

605 stations

605 station records on 19 May 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 May 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Flatwillow 4 ENE	United States	Record daily precipitation	80.0 mm (3.1 in)	64 of 100 (Major)
Bicheno (Council Depot)	Australia	Record daily precipitation	47.2 mm (1.9 in)	49 of 100 (Notable)
Bradenton Exp STN	United States	Record daily precipitation	86.6 mm (3.4 in)	49 of 100 (Notable)
Lacrosse	United States	Record daily precipitation	25.9 mm (1.0 in)	48 of 100 (Notable)
Lungleh	India	Record daily precipitation	179.3 mm (7.1 in)	47 of 100 (Notable)
Santa Fe	United States	Record daily precipitation	62.7 mm (2.5 in)	47 of 100 (Notable)
Areia (Ufpb)	Brazil	Record daily precipitation	63.0 mm (2.5 in)	44 of 100 (Notable)
Amiandos	Cyprus	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Port Dover	Canada	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Oroville 1 N	United States	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Cascade	United States	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Salida	United States	Record high minimum temperature	15.0 C (59.0 F)	34 of 100 (Routine)
Grass Valley	United States	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Represa	United States	Record daily precipitation	34.3 mm (1.4 in)	32 of 100 (Routine)
Lennoxville	Canada	Record low maximum temperature	5.0 C (41.0 F)	30 of 100 (Routine)
Brome	Canada	Record low maximum temperature	4.4 C (39.9 F)	29 of 100 (Routine)
Upper Lake 2 N	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Sterling	United States	Record daily precipitation	71.4 mm (2.8 in)	29 of 100 (Routine)
Minnedosa	Canada	Record high maximum temperature	35.0 C (95.0 F)	28 of 100 (Routine)
Lodi	United States	Record low maximum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Gray	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Cuyamaca	United States	Record low minimum temperature	-3.9 C (25.0 F)	27 of 100 (Routine)
Billings Wtp	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Bottineau	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Sundance	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Regina Int'l A	Canada	Record high minimum temperature	17.2 C (63.0 F)	26 of 100 (Routine)
Sherkawan	India	Record daily precipitation	141.2 mm (5.6 in)	26 of 100 (Routine)
Ada	United States	Record high minimum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Hatch	United States	Record high minimum temperature	18.9 C (66.0 F)	26 of 100 (Routine)
Forman 5 SSE	United States	Record high maximum temperature	33.9 C (93.0 F)	26 of 100 (Routine)
New England	United States	Record high minimum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Pitea	Sweden	Record high maximum temperature	22.0 C (71.6 F)	25 of 100 (Routine)
Auburn	United States	Record low maximum temperature	9.4 C (48.9 F)	25 of 100 (Routine)
Chico UNIV Farm	United States	Record low maximum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Folsom	United States	Record low maximum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Tahoe City	United States	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Fraser	United States	Record high minimum temperature	5.6 C (42.1 F)	25 of 100 (Routine)
Dillon U of Montana Western	United States	Record daily precipitation	27.9 mm (1.1 in)	25 of 100 (Routine)
Saint Ignatius	United States	Record high minimum temperature	11.1 C (52.0 F)	25 of 100 (Routine)
Langdon Exp Farm	United States	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Souris	Canada	Record high minimum temperature	19.4 C (66.9 F)	24 of 100 (Routine)
Tadoussac	Canada	Record daily precipitation	34.3 mm (1.4 in)	24 of 100 (Routine)
Kishanganj	India	Record daily precipitation	79.2 mm (3.1 in)	24 of 100 (Routine)
Sonora	United States	Record low maximum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Ft Morgan	United States	Record high minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Meeker	United States	Record high minimum temperature	8.3 C (46.9 F)	24 of 100 (Routine)
Ekalaka	United States	Record high minimum temperature	17.2 C (63.0 F)	24 of 100 (Routine)
Poplar 2 E	United States	Record high minimum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Edgeley 3WNW	United States	Record high minimum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Jamestown State Hosp	United States	Record high maximum temperature	35.0 C (95.0 F)	24 of 100 (Routine)
Mohall	United States	Record high maximum temperature	35.6 C (96.1 F)	24 of 100 (Routine)
Steele 4N	United States	Record high minimum temperature	18.3 C (64.9 F)	24 of 100 (Routine)
Washburn	United States	Record high maximum temperature	35.6 C (96.1 F)	24 of 100 (Routine)
Washburn	United States	Record high minimum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Ashland	United States	Record low maximum temperature	7.8 C (46.0 F)	24 of 100 (Routine)
Umatilla	United States	Record low maximum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Lovell	United States	Record high maximum temperature	32.2 C (90.0 F)	24 of 100 (Routine)
Qu'appelle	Canada	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
St Albans	Canada	Record high maximum temperature	36.7 C (98.1 F)	23 of 100 (Routine)
Kazan	Russia	Record high minimum temperature	15.7 C (60.3 F)	23 of 100 (Routine)

Counts by Type and Timescale

605 records

Records set or tied on 19 May 1948 by type: Highest daily maximum 131, Lowest daily maximum 129, Highest daily minimum 187, Lowest daily minimum 33, Heaviest daily rainfall 120, Heaviest daily snowfall 5.

Records on 19 May 1948 by type
Record type	Records
Highest daily maximum	131
Lowest daily maximum	129
Highest daily minimum	187
Lowest daily minimum	33
Heaviest daily rainfall	120
Heaviest daily snowfall	5
Deepest snow cover	0

Records on 19 May 1948 by timescale: all-time 1, monthly 23, daily 581.

How Much Records Were Beaten By

515 broken records

Margins by which the 515 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 96.7. Ties are not counted.

Top 20 by Significance

19 May 1948

Top 20 records on 19 May 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 May 1948	Flatwillow 4 ENE, US	all-time rain	80.0 mm (3.1 in)	26.7 mm (1.1 in)	3 years	64 of 100 (Major)
19 May 1948	Bicheno (Council Depot), AU	daily rain	47.2 mm (1.9 in)	44.7 mm (1.8 in)	20 years	49 of 100 (Notable)
19 May 1948	Bradenton Exp STN, US	daily rain	86.6 mm (3.4 in)	71.4 mm (2.8 in)	23 years	49 of 100 (Notable)
19 May 1948	Lacrosse, US	daily rain	25.9 mm (1.0 in)	15.5 mm (0.6 in)	32 years	48 of 100 (Notable)
19 May 1948	Lungleh, IN	daily rain	179.3 mm (7.1 in)	96.7 mm (3.8 in)	11 years	47 of 100 (Notable)
19 May 1948	Santa Fe, US	monthly rain	62.7 mm (2.5 in)	8.9 mm (0.35 in)	50 years	47 of 100 (Notable)
19 May 1948	Areia (Ufpb), BR	daily rain	63.0 mm (2.5 in)	43.0 mm (1.7 in)	34 years	44 of 100 (Notable)
19 May 1948	Amiandos, CY	daily rain	30.0 mm (1.2 in)	24.0 mm (0.9 in)	24 years	41 of 100 (Notable)
19 May 1948	Port Dover, CA	daily rain	30.5 mm (1.2 in)	11.2 mm (0.4 in)	46 years	35 of 100 (Notable)
19 May 1948	Oroville 1 N, US	daily low max	12.8 C (55.0 F)	7.2 C (13.0 F)	53 years	34 of 100 (Routine)
19 May 1948	Cascade, US	daily rain	25.4 mm (1.0 in)	14.0 mm (0.6 in)	33 years	34 of 100 (Routine)
19 May 1948	Salida, US	monthly high min	15.0 C (59.0 F)	1.7 C (3.1 F)	49 years	34 of 100 (Routine)
19 May 1948	Grass Valley, US	daily rain	26.9 mm (1.1 in)	19.3 mm (0.8 in)	41 years	33 of 100 (Routine)
19 May 1948	Represa, US	daily rain	34.3 mm (1.4 in)	17.5 mm (0.7 in)	23 years	32 of 100 (Routine)
19 May 1948	Lennoxville, CA	daily low max	5.0 C (41.0 F)	5.0 C (9.0 F)	54 years	30 of 100 (Routine)
19 May 1948	Brome, CA	daily low max	4.4 C (39.9 F)	5.0 C (9.0 F)	54 years	29 of 100 (Routine)
19 May 1948	Upper Lake 2 N, US	daily low max	11.1 C (52.0 F)	4.5 C (8.1 F)	54 years	29 of 100 (Routine)
19 May 1948	Sterling, US	daily rain	71.4 mm (2.8 in)	26.2 mm (1.0 in)	26 years	29 of 100 (Routine)
19 May 1948	Minnedosa, CA	daily high max	35.0 C (95.0 F)	5.6 C (10.1 F)	47 years	28 of 100 (Routine)
19 May 1948	Lodi, US	daily low max	15.6 C (60.1 F)	4.4 C (7.9 F)	47 years	28 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

1798 to 1948

Records set or tied on this calendar date in each year from 1798 to 1948. 1948 had 605 records.

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

Records on 05-19 in each year
Year	Records
1798	1
1802	1
1803	1
1811	1
1825	1
1826	1
1843	1
1845	1
1847	1
1848	1
1861	2
1864	1
1866	2
1868	2
1870	2
1872	2
1873	1
1877	4
1878	1
1879	1
1880	4
1881	2
1885	3
1886	1
1888	4
1890	2
1891	1
1892	1
1893	1
1894	3
1895	1
1896	3
1897	3
1898	1
1899	3
1900	16
1901	5
1902	6
1903	12
1904	5
1905	3
1906	22
1907	23
1908	11
1909	4
1910	34
1911	69
1912	11
1913	20
1914	37
1915	56
1916	44
1917	21
1918	64
1919	42
1920	28
1921	171
1922	48
1923	75
1924	179
1925	258
1926	102
1927	154
1928	118
1929	373
1930	277
1931	268
1932	758
1933	517
1934	476
1935	270
1936	144
1937	295
1938	432
1939	216
1940	306
1941	352
1942	463
1943	852
1944	453
1945	443
1946	329
1947	263
1948	605
1949	950
1950	487
1951	422
1952	568
1953	690
1954	642
1955	560
1956	605
1957	836
1958	369
1959	487
1960	708
1961	273
1962	1,092
1963	542
1964	358
1965	231
1966	483
1967	514
1968	735
1969	912
1970	415
1971	772
1972	478
1973	676
1974	734
1975	616
1976	1,238
1977	726
1978	1,215
1979	516
1980	401
1981	1,264
1982	464
1983	1,014
1984	597
1985	386
1986	1,022
1987	876
1988	726
1989	694
1990	600
1991	1,020
1992	1,017
1993	934
1994	883
1995	1,175
1996	2,038
1997	1,074
1998	1,237
1999	682
2000	1,055
2001	779
2002	2,461
2003	1,523
2004	788
2005	834
2006	1,276
2007	725
2008	950
2009	1,577
2010	959
2011	1,257
2012	509
2013	841
2014	560
2015	1,080
2016	634
2017	1,547
2018	468
2019	1,239
2020	790
2021	579
2022	1,147
2023	709
2024	469
2025	764
2026	1,358

Download the Data

Data for records on 1948-05-19: 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	499
20 to 40	9
40 to 60	4
60 to 80	2
80 to 100	1