Weather Records on 1 May 1929

142 weather records were set or tied worldwide on 1 May 1929. Highest significance: Trenton 1 NNE, US.

Key Facts for 1 May 1929

On 1 May 1929, 142 weather records were set or tied at long-record stations worldwide.
63 were record highs and 31 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 129 daily.
Trenton 1 NNE set a daily record precipitation of 68.6 mm (2.7 in) on 1 May 1929.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 444 records.

Record Map

142 stations

142 station records on 1 May 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Trenton 1 NNE	United States	Record daily precipitation	68.6 mm (2.7 in)	46 of 100 (Notable)
Newberry	United States	Record daily precipitation	70.6 mm (2.8 in)	42 of 100 (Notable)
Nord Odal	Norway	Record snow depth	27.0 cm (10.6 in)	35 of 100 (Notable)
San Diego Wbo	United States	Record high maximum temperature	27.2 C (81.0 F)	32 of 100 (Routine)
Santa Maria	United States	Record high maximum temperature	32.8 C (91.0 F)	32 of 100 (Routine)
Humboldt	United States	Record daily snowfall	15.2 cm (6.0 in)	31 of 100 (Routine)
Yazoo City	United States	Record daily precipitation	57.7 mm (2.3 in)	29 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low maximum temperature	1.0 C (33.8 F)	28 of 100 (Routine)
Boras	Sweden	Record low maximum temperature	2.5 C (36.5 F)	27 of 100 (Routine)
Skara 1	Sweden	Record low maximum temperature	2.0 C (35.6 F)	27 of 100 (Routine)
Halden	Norway	Record snow depth	10.0 cm (3.9 in)	25 of 100 (Routine)
Blackville 3 W	United States	Record daily precipitation	40.1 mm (1.6 in)	24 of 100 (Routine)
Stromsfoss Sluse	Norway	Record snow depth	22.0 cm (8.7 in)	23 of 100 (Routine)
Wetumpka	United States	Record daily precipitation	70.6 mm (2.8 in)	23 of 100 (Routine)
Setauket Strong	United States	Record daily precipitation	54.1 mm (2.1 in)	23 of 100 (Routine)
Cheyenne Wells 2NE	United States	Record daily snowfall	7.6 cm (3.0 in)	22 of 100 (Routine)
De Funiak Springs 1 E	United States	Record high minimum temperature	22.2 C (72.0 F)	22 of 100 (Routine)
Southport 5 N	United States	Record daily precipitation	50.0 mm (2.0 in)	22 of 100 (Routine)
Crescent City 3 NNW	United States	Record high minimum temperature	13.9 C (57.0 F)	21 of 100 (Routine)
Macon 2 NE	United States	Record daily precipitation	42.2 mm (1.7 in)	21 of 100 (Routine)
Gavle	Sweden	Record daily precipitation	23.3 mm (0.9 in)	20 of 100 (Routine)
Tashkent	Uzbekistan	Record daily precipitation	20.4 mm (0.8 in)	20 of 100 (Routine)
Yates Hydro Plt	United States	Record daily precipitation	26.9 mm (1.1 in)	20 of 100 (Routine)
Resaca	United States	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Cairns Post Office	Australia	Record low minimum temperature	15.6 C (60.1 F)	19 of 100 (Routine)
Winfield 3NE	United States	Record daily precipitation	37.1 mm (1.5 in)	19 of 100 (Routine)
Jennings	United States	Record high minimum temperature	22.8 C (73.0 F)	19 of 100 (Routine)
Coldwater St School	United States	Record daily precipitation	40.6 mm (1.6 in)	19 of 100 (Routine)
Brookhaven City	United States	Record high minimum temperature	22.2 C (72.0 F)	19 of 100 (Routine)
Anderson	United States	Record daily precipitation	48.0 mm (1.9 in)	19 of 100 (Routine)
Chattanooga Wb City	United States	Record daily precipitation	38.1 mm (1.5 in)	19 of 100 (Routine)
Cobar Post Office	Australia	Record low minimum temperature	3.3 C (37.9 F)	18 of 100 (Routine)
Minden	United States	Record high minimum temperature	22.2 C (72.0 F)	18 of 100 (Routine)
Blanco	United States	Record high maximum temperature	36.7 C (98.1 F)	18 of 100 (Routine)
Deseret	United States	Record low minimum temperature	-6.7 C (19.9 F)	18 of 100 (Routine)
Brinkley	United States	Record daily precipitation	27.7 mm (1.1 in)	17 of 100 (Routine)
Calhoun 2 N	United States	Record high minimum temperature	21.7 C (71.1 F)	17 of 100 (Routine)
Natchez	United States	Record high minimum temperature	22.2 C (72.0 F)	17 of 100 (Routine)
Lafayette Rgnl AP	United States	Record high minimum temperature	22.8 C (73.0 F)	17 of 100 (Routine)
Evergreen	United States	Record high minimum temperature	22.2 C (72.0 F)	16 of 100 (Routine)
Bisbee	United States	Record high minimum temperature	16.7 C (62.1 F)	16 of 100 (Routine)
Athens	United States	Record daily precipitation	46.2 mm (1.8 in)	16 of 100 (Routine)
Augusta	United States	Record daily precipitation	29.2 mm (1.1 in)	16 of 100 (Routine)
Bay Saint Louis	United States	Record high minimum temperature	26.1 C (79.0 F)	16 of 100 (Routine)
Hattiesburg 5SW	United States	Record high minimum temperature	22.8 C (73.0 F)	16 of 100 (Routine)
Waynesboro 2 W	United States	Record high minimum temperature	21.7 C (71.1 F)	16 of 100 (Routine)
Jackson 4 NW	United States	Record high minimum temperature	21.7 C (71.1 F)	16 of 100 (Routine)
Fernandina Beach	United States	Record high minimum temperature	21.7 C (71.1 F)	15 of 100 (Routine)
Hutchinson River	United States	Record daily precipitation	21.6 mm (0.9 in)	15 of 100 (Routine)
Hammond	United States	Record high minimum temperature	23.3 C (73.9 F)	15 of 100 (Routine)
Schriever	United States	Record high minimum temperature	22.8 C (73.0 F)	15 of 100 (Routine)
Bay Saint Louis	United States	Record high maximum temperature	31.7 C (89.1 F)	15 of 100 (Routine)
Woodville 4 ESE	United States	Record high minimum temperature	22.8 C (73.0 F)	15 of 100 (Routine)
Mc Minnville	United States	Record high minimum temperature	9.4 C (48.9 F)	15 of 100 (Routine)
Little Mtn	United States	Record daily precipitation	57.7 mm (2.3 in)	15 of 100 (Routine)
Old Halls Creek	Australia	Record low minimum temperature	6.1 C (43.0 F)	14 of 100 (Routine)
Mackay Post Office	Australia	Record low minimum temperature	11.7 C (53.1 F)	14 of 100 (Routine)
Conway	United States	Record daily precipitation	17.5 mm (0.7 in)	14 of 100 (Routine)
Ft Morgan	United States	Record low maximum temperature	3.3 C (37.9 F)	14 of 100 (Routine)
Marion	United States	Record daily precipitation	25.4 mm (1.0 in)	14 of 100 (Routine)

Counts by Type and Timescale

142 records

Records set or tied on 1 May 1929 by type: Highest daily maximum 17, Lowest daily maximum 12, Highest daily minimum 46, Lowest daily minimum 19, Heaviest daily rainfall 43, Heaviest daily snowfall 2, Deepest snow cover 3.

Records on 1 May 1929 by type
Record type	Records
Highest daily maximum	17
Lowest daily maximum	12
Highest daily minimum	46
Lowest daily minimum	19
Heaviest daily rainfall	43
Heaviest daily snowfall	2
Deepest snow cover	3

Records on 1 May 1929 by timescale: all-time 0, monthly 13, daily 129.

How Much Records Were Beaten By

111 broken records

Margins by which the 111 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 170.0. Ties are not counted.

Top 20 by Significance

1 May 1929

Top 20 records on 1 May 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1929	Trenton 1 NNE, US	daily rain	68.6 mm (2.7 in)	52.9 mm (2.1 in)	10 years	46 of 100 (Notable)
1 May 1929	Newberry, US	daily rain	70.6 mm (2.8 in)	43.9 mm (1.7 in)	10 years	42 of 100 (Notable)
1 May 1929	Nord Odal, NO	monthly snow depth	27.0 cm (10.6 in)	17.0 cm (6.7 in)	19 years	35 of 100 (Notable)
1 May 1929	San Diego Wbo, US	daily high max	27.2 C (81.0 F)	2.8 C (5.0 F)	52 years	32 of 100 (Routine)
1 May 1929	Santa Maria, US	daily high max	32.8 C (91.0 F)	8.9 C (16.0 F)	20 years	32 of 100 (Routine)
1 May 1929	Humboldt, US	monthly snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	12 years	31 of 100 (Routine)
1 May 1929	Yazoo City, US	daily rain	57.7 mm (2.3 in)	28.7 mm (1.1 in)	35 years	29 of 100 (Routine)
1 May 1929	Vasteras-Hasslo, SE	monthly low max	1.0 C (33.8 F)	1.0 C (1.8 F)	45 years	28 of 100 (Routine)
1 May 1929	Boras, SE	monthly low max	2.5 C (36.5 F)	2.0 C (3.6 F)	35 years	27 of 100 (Routine)
1 May 1929	Skara 1, SE	monthly low max	2.0 C (35.6 F)	0.5 C (0.9 F)	42 years	27 of 100 (Routine)
1 May 1929	Halden, NO	monthly snow depth	10.0 cm (3.9 in)	6.0 cm (2.4 in)	19 years	25 of 100 (Routine)
1 May 1929	Blackville 3 W, US	daily rain	40.1 mm (1.6 in)	17.0 mm (0.7 in)	31 years	24 of 100 (Routine)
1 May 1929	Stromsfoss Sluse, NO	monthly snow depth	22.0 cm (8.7 in)	5.0 cm (2.0 in)	19 years	23 of 100 (Routine)
1 May 1929	Wetumpka, US	monthly rain	70.6 mm (2.8 in)	8.6 mm (0.34 in)	13 years	23 of 100 (Routine)
1 May 1929	Setauket Strong, US	daily rain	54.1 mm (2.1 in)	17.8 mm (0.7 in)	11 years	23 of 100 (Routine)
1 May 1929	Cheyenne Wells 2NE, US	daily snowfall	7.6 cm (3.0 in)	5.1 cm (2.0 in)	30 years	22 of 100 (Routine)
1 May 1929	De Funiak Springs 1 E, US	daily high min	22.2 C (72.0 F)	3.9 C (7.0 F)	28 years	22 of 100 (Routine)
1 May 1929	Southport 5 N, US	daily rain	50.0 mm (2.0 in)	17.0 mm (0.7 in)	31 years	22 of 100 (Routine)
1 May 1929	Crescent City 3 NNW, US	daily high min	13.9 C (57.0 F)	2.8 C (5.0 F)	28 years	21 of 100 (Routine)
1 May 1929	Macon 2 NE, US	daily rain	42.2 mm (1.7 in)	21.1 mm (0.8 in)	18 years	21 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 1929

Records set or tied on this calendar date in each year from 1795 to 1929. 1929 had 142 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	912
2024	458
2025	430
2026	623

Download the Data

Data for records on 1929-05-01: 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 25	103
25 to 50	2
50 to 75	4
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	1