Weather Records on 4 May 1949

1,130 weather records were set or tied worldwide on 4 May 1949. Highest significance: Hayward Rs, US.

Key Facts for 4 May 1949

On 4 May 1949, 1,130 weather records were set or tied at long-record stations worldwide.
902 were record highs and 98 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 20 monthly and 1,110 daily.
Hayward Rs set a daily record precipitation of 59.9 mm (2.4 in) on 4 May 1949.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 426 records.

Record Map

1,130 stations

1,130 station records on 4 May 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hayward Rs	United States	Record daily precipitation	59.9 mm (2.4 in)	49 of 100 (Notable)
Winter	United States	Record daily precipitation	57.4 mm (2.3 in)	44 of 100 (Notable)
Sherkawan	India	Record daily precipitation	109.2 mm (4.3 in)	39 of 100 (Notable)
Prentice #2	United States	Record daily precipitation	46.5 mm (1.8 in)	37 of 100 (Notable)
Hvar	Croatia	Record high maximum temperature	26.1 C (79.0 F)	33 of 100 (Routine)
Indianola 1SW	United States	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Genoa 2 W	United States	Record high minimum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Dubuque River	United States	Record high minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Karnaprayag	India	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
Clarinda	United States	Record high minimum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Lawrence	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Fairbury 7S	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Geneva	United States	Record high minimum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Enid	United States	Record high minimum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Laurel Hill (Kundiewa)	Australia	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Fayette	United States	Record high minimum temperature	19.4 C (66.9 F)	30 of 100 (Routine)
McPherson	United States	Record high minimum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Phillipsburg 1 SSE	United States	Record high minimum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Sedan	United States	Record high minimum temperature	22.2 C (72.0 F)	30 of 100 (Routine)
Crow Agency	United States	Record daily precipitation	32.3 mm (1.3 in)	30 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	22.8 C (73.0 F)	30 of 100 (Routine)
Viroqua	United States	Record high minimum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Anticosti SW Point	Canada	Record high minimum temperature	4.4 C (39.9 F)	29 of 100 (Routine)
Hampton	United States	Record high minimum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Iowa Falls	United States	Record high minimum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Waukee	United States	Record high minimum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Columbus	United States	Record high minimum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Conception	United States	Record high minimum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Columbus 3 NE	United States	Record high minimum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Syracuse	United States	Record high minimum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Tekamah	United States	Record high minimum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Setauket Strong	United States	Record high minimum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Madison Wb City	United States	Record high minimum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Spooner Ag Rsch STN	United States	Record daily precipitation	50.8 mm (2.0 in)	29 of 100 (Routine)
Ames 3 SW	United States	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Rock Rapids	United States	Record high minimum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
El Dorado	United States	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Beatrice	United States	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Escanaba	United States	Record high minimum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Collingwood	Canada	Record high minimum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Moscow U of I	United States	Record low minimum temperature	-2.8 C (27.0 F)	27 of 100 (Routine)
Carroll	United States	Record high minimum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Clinton #1	United States	Record high minimum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Estherville 4E	United States	Record high minimum temperature	20.6 C (69.1 F)	27 of 100 (Routine)
Glenwood 3SW	United States	Record high minimum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Millerton	United States	Record high minimum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Leavenworth	United States	Record high minimum temperature	22.2 C (72.0 F)	27 of 100 (Routine)
Minneapolis	United States	Record high minimum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Onaway 12 S	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Ashland #2	United States	Record high minimum temperature	21.7 C (71.1 F)	27 of 100 (Routine)
Hebron	United States	Record high minimum temperature	20.6 C (69.1 F)	27 of 100 (Routine)
Saint Paul	United States	Record high minimum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Warren 2 ENE	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Alta	United States	Record high minimum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Guthrie Ctr	United States	Record high minimum temperature	20.6 C (69.1 F)	26 of 100 (Routine)
Ottumwa 1 WSW	United States	Record high minimum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Spencer 1 N	United States	Record high minimum temperature	20.6 C (69.1 F)	26 of 100 (Routine)
Washington	United States	Record high minimum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Centralia	United States	Record high minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Cottonwood Falls	United States	Record high minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)

Counts by Type and Timescale

1,130 records

Records set or tied on 4 May 1949 by type: Highest daily maximum 398, Lowest daily maximum 21, Highest daily minimum 504, Lowest daily minimum 77, Heaviest daily rainfall 128, Heaviest daily snowfall 2.

Records on 4 May 1949 by type
Record type	Records
Highest daily maximum	398
Lowest daily maximum	21
Highest daily minimum	504
Lowest daily minimum	77
Heaviest daily rainfall	128
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 4 May 1949 by timescale: all-time 0, monthly 20, daily 1,110.

How Much Records Were Beaten By

908 broken records

Margins by which the 908 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.7. Ties are not counted.

Top 20 by Significance

4 May 1949

Top 20 records on 4 May 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 1949	Hayward Rs, US	daily rain	59.9 mm (2.4 in)	38.3 mm (1.5 in)	27 years	49 of 100 (Notable)
4 May 1949	Winter, US	daily rain	57.4 mm (2.3 in)	34.5 mm (1.4 in)	20 years	44 of 100 (Notable)
4 May 1949	Sherkawan, IN	daily rain	109.2 mm (4.3 in)	78.7 mm (3.1 in)	19 years	39 of 100 (Notable)
4 May 1949	Prentice #2, US	daily rain	46.5 mm (1.8 in)	22.6 mm (0.9 in)	36 years	37 of 100 (Notable)
4 May 1949	Hvar, HR	daily high max	26.1 C (79.0 F)	1.6 C (2.9 F)	70 years	33 of 100 (Routine)
4 May 1949	Indianola 1SW, US	daily high min	23.3 C (73.9 F)	6.6 C (11.9 F)	48 years	32 of 100 (Routine)
4 May 1949	Genoa 2 W, US	daily high min	21.1 C (70.0 F)	5.5 C (9.9 F)	53 years	32 of 100 (Routine)
4 May 1949	Dubuque River, US	daily high min	21.7 C (71.1 F)	4.5 C (8.1 F)	53 years	32 of 100 (Routine)
4 May 1949	Karnaprayag, IN	daily rain	35.6 mm (1.4 in)	13.5 mm (0.5 in)	35 years	31 of 100 (Routine)
4 May 1949	Clarinda, US	daily high min	20.6 C (69.1 F)	5.0 C (9.0 F)	53 years	31 of 100 (Routine)
4 May 1949	Lawrence, US	daily high min	22.2 C (72.0 F)	4.4 C (7.9 F)	47 years	31 of 100 (Routine)
4 May 1949	Fairbury 7S, US	daily high min	22.2 C (72.0 F)	5.5 C (9.9 F)	52 years	31 of 100 (Routine)
4 May 1949	Geneva, US	daily high min	20.6 C (69.1 F)	5.6 C (10.1 F)	52 years	31 of 100 (Routine)
4 May 1949	Enid, US	daily high min	20.6 C (69.1 F)	4.5 C (8.1 F)	54 years	31 of 100 (Routine)
4 May 1949	Laurel Hill (Kundiewa), AU	daily rain	30.5 mm (1.2 in)	8.9 mm (0.35 in)	60 years	30 of 100 (Routine)
4 May 1949	Fayette, US	daily high min	19.4 C (66.9 F)	5.0 C (9.0 F)	53 years	30 of 100 (Routine)
4 May 1949	McPherson, US	daily high min	21.7 C (71.1 F)	5.6 C (10.1 F)	48 years	30 of 100 (Routine)
4 May 1949	Phillipsburg 1 SSE, US	daily high min	18.3 C (64.9 F)	5.0 C (9.0 F)	52 years	30 of 100 (Routine)
4 May 1949	Sedan, US	daily high min	22.2 C (72.0 F)	4.4 C (7.9 F)	53 years	30 of 100 (Routine)
4 May 1949	Crow Agency, US	daily rain	32.3 mm (1.3 in)	13.8 mm (0.5 in)	36 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

1795 to 1949

Records set or tied on this calendar date in each year from 1795 to 1949. 1949 had 1,130 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 1949-05-04: 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 10	880
10 to 20	23
20 to 30	2
30 to 40	2
40 to 50	0
50 to 60	0
60 to 70	0
70 to 80	1