Weather Records on 4 May 1951

292 weather records were set or tied worldwide on 4 May 1951. Highest significance: Winterswijk, NL.

Key Facts for 4 May 1951

On 4 May 1951, 292 weather records were set or tied at long-record stations worldwide.
70 were record highs and 30 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 283 daily.
Winterswijk set a daily record precipitation of 44.0 mm (1.7 in) on 4 May 1951.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 431 records.

Record Map

292 stations

292 station records on 4 May 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Winterswijk	Netherlands	Record daily precipitation	44.0 mm (1.7 in)	67 of 100 (Major)
Milagres	Brazil	Record daily precipitation	124.0 mm (4.9 in)	57 of 100 (Notable)
Grass Valley	United States	Record daily precipitation	64.3 mm (2.5 in)	56 of 100 (Notable)
Herefoss	Norway	Record snow depth	60.0 cm (23.6 in)	53 of 100 (Notable)
Lakeport	United States	Record daily precipitation	48.0 mm (1.9 in)	53 of 100 (Notable)
Rocklin	United States	Record daily precipitation	33.0 mm (1.3 in)	51 of 100 (Notable)
Colgate Powerhouse	United States	Record daily precipitation	58.4 mm (2.3 in)	50 of 100 (Notable)
Mykland	Norway	Record snow depth	28.0 cm (11.0 in)	49 of 100 (Notable)
Hull	United Kingdom	Record daily precipitation	30.2 mm (1.2 in)	48 of 100 (Notable)
Colusa Brg	United States	Record daily precipitation	26.7 mm (1.1 in)	48 of 100 (Notable)
Folsom	United States	Record daily precipitation	35.1 mm (1.4 in)	44 of 100 (Notable)
Placerville	United States	Record daily precipitation	47.5 mm (1.9 in)	44 of 100 (Notable)
Colfax	United States	Record daily precipitation	75.7 mm (3.0 in)	43 of 100 (Notable)
Golden A	Canada	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Oroville 1 N	United States	Record daily precipitation	31.5 mm (1.2 in)	41 of 100 (Notable)
Tuddal	Norway	Record snow depth	70.0 cm (27.6 in)	39 of 100 (Notable)
Tiger Creek Ph	United States	Record daily precipitation	67.6 mm (2.7 in)	39 of 100 (Notable)
Risnes I Fjotland	Norway	Record snow depth	54.0 cm (21.3 in)	38 of 100 (Notable)
Downieville	United States	Record daily precipitation	58.4 mm (2.3 in)	38 of 100 (Notable)
Aseral	Norway	Record snow depth	50.0 cm (19.7 in)	37 of 100 (Notable)
Deer Creek Ph	United States	Record daily precipitation	70.6 mm (2.8 in)	36 of 100 (Notable)
Dobbins Colgate Foreba	United States	Record daily precipitation	49.0 mm (1.9 in)	35 of 100 (Notable)
Dudleys	United States	Record daily precipitation	31.2 mm (1.2 in)	35 of 100 (Notable)
Nevada City	United States	Record daily precipitation	79.0 mm (3.1 in)	35 of 100 (Notable)
Surubim	Brazil	Record daily precipitation	34.5 mm (1.4 in)	34 of 100 (Routine)
Auburn	United States	Record daily precipitation	74.4 mm (2.9 in)	34 of 100 (Routine)
Kamen Kaman	India	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Electra P H	United States	Record daily precipitation	26.2 mm (1.0 in)	33 of 100 (Routine)
Healdsburg	United States	Record daily precipitation	35.3 mm (1.4 in)	33 of 100 (Routine)
Yates Hydro Plt	United States	Record daily precipitation	37.3 mm (1.5 in)	31 of 100 (Routine)
Sonora	United States	Record daily precipitation	43.2 mm (1.7 in)	31 of 100 (Routine)
Lake Eleanor	United States	Record daily precipitation	28.2 mm (1.1 in)	30 of 100 (Routine)
Quincy	United States	Record daily precipitation	33.3 mm (1.3 in)	30 of 100 (Routine)
Kissimmee	United States	Record high minimum temperature	24.4 C (75.9 F)	30 of 100 (Routine)
Botany No.1 Dam	Australia	Record daily precipitation	55.1 mm (2.2 in)	29 of 100 (Routine)
Bom Jardim	Brazil	Record daily precipitation	83.8 mm (3.3 in)	29 of 100 (Routine)
Camptonville Rs	United States	Record daily precipitation	53.3 mm (2.1 in)	29 of 100 (Routine)
Tahoe City	United States	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Tahoe City	United States	Record daily snowfall	20.3 cm (8.0 in)	29 of 100 (Routine)
Tarboro 1 S	United States	Record daily precipitation	31.0 mm (1.2 in)	29 of 100 (Routine)
Pereiro	Brazil	Record daily precipitation	91.0 mm (3.6 in)	28 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record high maximum temperature	35.0 C (95.0 F)	28 of 100 (Routine)
Escada	Brazil	Record daily precipitation	86.9 mm (3.4 in)	27 of 100 (Routine)
Belle Isle	Canada	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Sheffield	United Kingdom	Record low maximum temperature	6.7 C (44.1 F)	27 of 100 (Routine)
Postmyr I Drangedal	Norway	Record snow depth	90.0 cm (35.4 in)	26 of 100 (Routine)
Helena	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Lake Spaulding	United States	Record daily precipitation	51.6 mm (2.0 in)	26 of 100 (Routine)
Upper Lake 2 N	United States	Record daily precipitation	42.9 mm (1.7 in)	26 of 100 (Routine)
Sydney Botanic Gardens	Australia	Record daily precipitation	45.7 mm (1.8 in)	25 of 100 (Routine)
Princesa Isabel	Brazil	Record daily precipitation	48.0 mm (1.9 in)	25 of 100 (Routine)
Hetch Hetchy	United States	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Mtn Home	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Lifjell	Norway	Record snow depth	40.0 cm (15.7 in)	23 of 100 (Routine)
Danevang 1 W	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Bradford	United Kingdom	Record daily precipitation	54.6 mm (2.1 in)	22 of 100 (Routine)
Wallowa	United States	Record high minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Willapa Harbor	United States	Record high minimum temperature	10.0 C (50.0 F)	22 of 100 (Routine)
Timovskoe	Russia	Record high maximum temperature	18.2 C (64.8 F)	21 of 100 (Routine)
Astrakan	Russia	Record high maximum temperature	28.9 C (84.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

292 records

Records set or tied on 4 May 1951 by type: Highest daily maximum 23, Lowest daily maximum 17, Highest daily minimum 47, Lowest daily minimum 13, Heaviest daily rainfall 181, Heaviest daily snowfall 2, Deepest snow cover 9.

Records on 4 May 1951 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	17
Highest daily minimum	47
Lowest daily minimum	13
Heaviest daily rainfall	181
Heaviest daily snowfall	2
Deepest snow cover	9

Records on 4 May 1951 by timescale: all-time 0, monthly 9, daily 283.

How Much Records Were Beaten By

247 broken records

Margins by which the 247 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 510.0. Ties are not counted.

Top 20 by Significance

4 May 1951

Top 20 records on 4 May 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 1951	Winterswijk, NL	daily rain	44.0 mm (1.7 in)	24.5 mm (1.0 in)	68 years	67 of 100 (Major)
4 May 1951	Milagres, BR	monthly rain	124.0 mm (4.9 in)	52.0 mm (2.0 in)	18 years	57 of 100 (Notable)
4 May 1951	Grass Valley, US	daily rain	64.3 mm (2.5 in)	41.9 mm (1.6 in)	55 years	56 of 100 (Notable)
4 May 1951	Herefoss, NO	daily snow depth	60.0 cm (23.6 in)	51.0 cm (20.1 in)	26 years	53 of 100 (Notable)
4 May 1951	Lakeport, US	monthly rain	48.0 mm (1.9 in)	22.1 mm (0.9 in)	10 years	53 of 100 (Notable)
4 May 1951	Rocklin, US	daily rain	33.0 mm (1.3 in)	25.4 mm (1.0 in)	44 years	51 of 100 (Notable)
4 May 1951	Colgate Powerhouse, US	daily rain	58.4 mm (2.3 in)	39.3 mm (1.5 in)	24 years	50 of 100 (Notable)
4 May 1951	Mykland, NO	daily snow depth	28.0 cm (11.0 in)	28.0 cm (11.0 in)	55 years	49 of 100 (Notable)
4 May 1951	Hull, GB	daily rain	30.2 mm (1.2 in)	16.5 mm (0.6 in)	34 years	48 of 100 (Notable)
4 May 1951	Colusa Brg, US	daily rain	26.7 mm (1.1 in)	24.7 mm (1.0 in)	10 years	48 of 100 (Notable)
4 May 1951	Folsom, US	daily rain	35.1 mm (1.4 in)	19.9 mm (0.8 in)	44 years	44 of 100 (Notable)
4 May 1951	Placerville, US	daily rain	47.5 mm (1.9 in)	35.6 mm (1.4 in)	10 years	44 of 100 (Notable)
4 May 1951	Colfax, US	monthly rain	75.7 mm (3.0 in)	18.8 mm (0.7 in)	44 years	43 of 100 (Notable)
4 May 1951	Golden A, CA	daily rain	25.4 mm (1.0 in)	13.2 mm (0.5 in)	26 years	42 of 100 (Notable)
4 May 1951	Oroville 1 N, US	daily rain	31.5 mm (1.2 in)	25.7 mm (1.0 in)	10 years	41 of 100 (Notable)
4 May 1951	Tuddal, NO	daily snow depth	70.0 cm (27.6 in)	29.0 cm (11.4 in)	46 years	39 of 100 (Notable)
4 May 1951	Tiger Creek Ph, US	monthly rain	67.6 mm (2.7 in)	18.6 mm (0.7 in)	17 years	39 of 100 (Notable)
4 May 1951	Risnes I Fjotland, NO	daily snow depth	54.0 cm (21.3 in)	24.0 cm (9.4 in)	33 years	38 of 100 (Notable)
4 May 1951	Downieville, US	daily rain	58.4 mm (2.3 in)	33.5 mm (1.3 in)	24 years	38 of 100 (Notable)
4 May 1951	Aseral, NO	daily snow depth	50.0 cm (19.7 in)	22.0 cm (8.7 in)	33 years	37 of 100 (Notable)

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

1795 to 1951

Records set or tied on this calendar date in each year from 1795 to 1951. 1951 had 292 records.

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

Records on 05-04 in each year
Year	Records
1795	1
1796	1
1820	1
1836	2
1840	1
1847	1
1850	2
1851	2
1852	1
1856	3
1858	1
1859	1
1861	2
1862	1
1864	3
1865	2
1868	3
1869	1
1870	2
1875	1
1877	2
1878	1
1879	1
1880	1
1882	1
1885	1
1886	1
1888	1
1889	4
1890	1
1892	4
1893	3
1894	6
1895	3
1896	3
1897	2
1898	2
1899	2
1900	2
1902	5
1903	8
1904	8
1905	19
1906	5
1907	37
1908	18
1909	13
1910	14
1911	37
1912	12
1913	63
1914	21
1915	75
1916	57
1917	60
1918	30
1919	69
1920	43
1921	62
1922	283
1923	82
1924	88
1925	80
1926	230
1927	112
1928	205
1929	177
1930	269
1931	169
1932	104
1933	274
1934	456
1935	518
1936	313
1937	230
1938	445
1939	295
1940	602
1941	436
1942	820
1943	358
1944	872
1945	654
1946	463
1947	649
1948	578
1949	1,130
1950	953
1951	292
1952	698
1953	389
1954	1,045
1955	471
1956	433
1957	433
1958	414
1959	613
1960	443
1961	466
1962	265
1963	313
1964	570
1965	433
1966	1,113
1967	928
1968	304
1969	377
1970	454
1971	810
1972	364
1973	313
1974	367
1975	683
1976	554
1977	736
1978	1,016
1979	1,529
1980	511
1981	667
1982	591
1983	539
1984	885
1985	821
1986	1,128
1987	1,004
1988	591
1989	743
1990	1,461
1991	1,088
1992	933
1993	791
1994	821
1995	974
1996	1,298
1997	962
1998	898
1999	1,167
2000	1,398
2001	1,345
2002	1,343
2003	1,158
2004	1,341
2005	1,152
2006	650
2007	699
2008	624
2009	727
2010	999
2011	1,023
2012	1,343
2013	1,447
2014	602
2015	622
2016	463
2017	669
2018	972
2019	574
2020	504
2021	616
2022	470
2023	681
2024	885
2025	456
2026	554

Download the Data

Data for records on 1951-05-04: 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 100	238
100 to 200	3
200 to 300	5
300 to 400	0
400 to 500	0
500 to 600	1