Weather Records on 2 May 1930

366 weather records were set or tied worldwide on 2 May 1930. Highest significance: Lake Mills Wwtp, US.

Key Facts for 2 May 1930

On 2 May 1930, 366 weather records were set or tied at long-record stations worldwide.
244 were record highs and 6 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 364 daily.
Lake Mills Wwtp set a daily record precipitation of 63.0 mm (2.5 in) on 2 May 1930.
Across 162 earlier years (1795 to 2026) the same calendar date averaged 462 records.

Record Map

366 stations

366 station records on 2 May 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 May 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake Mills Wwtp	United States	Record daily precipitation	63.0 mm (2.5 in)	51 of 100 (Notable)
Cudgen Plantation	Australia	Record daily precipitation	150.6 mm (5.9 in)	47 of 100 (Notable)
Karratha Station	Australia	Record daily precipitation	34.3 mm (1.4 in)	45 of 100 (Notable)
Coldwater	Canada	Record daily precipitation	34.3 mm (1.4 in)	44 of 100 (Notable)
White River	Canada	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)
Eden (Caravan Park)	Australia	Record daily precipitation	45.7 mm (1.8 in)	39 of 100 (Notable)
Bemboka Post Office	Australia	Record daily precipitation	41.4 mm (1.6 in)	31 of 100 (Routine)
Hypoluxo	United States	Record daily precipitation	66.0 mm (2.6 in)	30 of 100 (Routine)
Brockport	United States	Record high minimum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Sheboygan	United States	Record daily precipitation	25.9 mm (1.0 in)	28 of 100 (Routine)
Wollongbar (Central Park Drive	Australia	Record daily precipitation	74.7 mm (2.9 in)	27 of 100 (Routine)
Bega (Newtown Road)	Australia	Record daily precipitation	77.2 mm (3.0 in)	27 of 100 (Routine)
Orillia	Canada	Record daily precipitation	38.4 mm (1.5 in)	27 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	12.8 C (55.0 F)	27 of 100 (Routine)
Ballina (Crowley Village)	Australia	Record daily precipitation	112.3 mm (4.4 in)	26 of 100 (Routine)
Byron Bay (Jacaranda Drive)	Australia	Record daily precipitation	91.4 mm (3.6 in)	25 of 100 (Routine)
Windsor Kings College	Canada	Record high maximum temperature	27.8 C (82.0 F)	25 of 100 (Routine)
Laghouat	Algeria	Record low minimum temperature	0.0 C (32.0 F)	24 of 100 (Routine)
Candelo Post Office	Australia	Record daily precipitation	38.4 mm (1.5 in)	24 of 100 (Routine)
Ottawa Cda	Canada	Record high minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Charlottetown	Canada	Record high maximum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Cutchogue	United States	Record high minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Port Arthur	Canada	Record high maximum temperature	19.4 C (66.9 F)	22 of 100 (Routine)
Hypoluxo	United States	Record low maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Tweed Heads Golf Club	Australia	Record daily precipitation	102.1 mm (4.0 in)	21 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	38.1 mm (1.5 in)	21 of 100 (Routine)
Wolfville	Canada	Record high maximum temperature	27.2 C (81.0 F)	21 of 100 (Routine)
Waterville Wwtp	United States	Record high maximum temperature	30.6 C (87.1 F)	21 of 100 (Routine)
Franklin	United States	Record high minimum temperature	17.8 C (64.0 F)	21 of 100 (Routine)
Independence	United States	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Adaminaby Alpine Tourist Park	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Mulyie	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Dayville	United States	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
El Cajon 2 E	United States	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Boodarie	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Maragle Station	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Philippolis (Pol)	South Africa	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Murringo Post Office	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Mina	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Cheljabinsk-Balandi	Russia	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Brodhead Wwtp	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Gosford (Gertrude Place)	Australia	Record daily precipitation	45.2 mm (1.8 in)	20 of 100 (Routine)
Wollong	Australia	Record daily precipitation	28.2 mm (1.1 in)	20 of 100 (Routine)
Pembroke Eddy Match	Canada	Record high minimum temperature	13.9 C (57.0 F)	20 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	9.2 C (48.6 F)	20 of 100 (Routine)
Grayling	United States	Record daily precipitation	35.6 mm (1.4 in)	20 of 100 (Routine)
Vancouver 4 NNE	United States	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Cumbalum (Fairview)	Australia	Record daily precipitation	82.6 mm (3.3 in)	19 of 100 (Routine)
Blackheath (Lawrence St)	Australia	Record daily precipitation	26.7 mm (1.1 in)	19 of 100 (Routine)
Braidwood (Krawarree)	Australia	Record daily precipitation	21.8 mm (0.9 in)	19 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	14.4 C (57.9 F)	19 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	14.4 C (57.9 F)	19 of 100 (Routine)
Toronto Agincourt	Canada	Record high minimum temperature	15.0 C (59.0 F)	19 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record daily precipitation	19.7 mm (0.8 in)	19 of 100 (Routine)
Orebro	Sweden	Record high minimum temperature	8.6 C (47.5 F)	19 of 100 (Routine)
North Bridgton	United States	Record high maximum temperature	31.1 C (88.0 F)	19 of 100 (Routine)
Haverhill	United States	Record high minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Deer Park Sf	United States	Record daily precipitation	21.6 mm (0.9 in)	19 of 100 (Routine)
Dover	United States	Record high minimum temperature	18.9 C (66.0 F)	19 of 100 (Routine)
Oberlin	United States	Record high minimum temperature	18.3 C (64.9 F)	19 of 100 (Routine)

Counts by Type and Timescale

366 records

Records set or tied on 2 May 1930 by type: Highest daily maximum 94, Lowest daily maximum 4, Highest daily minimum 150, Lowest daily minimum 2, Heaviest daily rainfall 116.

Records on 2 May 1930 by type
Record type	Records
Highest daily maximum	94
Lowest daily maximum	4
Highest daily minimum	150
Lowest daily minimum	2
Heaviest daily rainfall	116
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 2 May 1930 by timescale: all-time 0, monthly 2, daily 364.

How Much Records Were Beaten By

287 broken records

Margins by which the 287 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 114.5. Ties are not counted.

Top 20 by Significance

2 May 1930

Top 20 records on 2 May 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 May 1930	Lake Mills Wwtp, US	daily rain	63.0 mm (2.5 in)	39.4 mm (1.6 in)	34 years	51 of 100 (Notable)
2 May 1930	Cudgen Plantation, AU	daily rain	150.6 mm (5.9 in)	114.5 mm (4.5 in)	12 years	47 of 100 (Notable)
2 May 1930	Karratha Station, AU	daily rain	34.3 mm (1.4 in)	34.3 mm (1.4 in)	28 years	45 of 100 (Notable)
2 May 1930	Coldwater, CA	daily rain	34.3 mm (1.4 in)	22.9 mm (0.9 in)	32 years	44 of 100 (Notable)
2 May 1930	White River, CA	daily rain	31.5 mm (1.2 in)	17.5 mm (0.7 in)	23 years	40 of 100 (Notable)
2 May 1930	Eden (Caravan Park), AU	daily rain	45.7 mm (1.8 in)	30.5 mm (1.2 in)	58 years	39 of 100 (Notable)
2 May 1930	Bemboka Post Office, AU	daily rain	41.4 mm (1.6 in)	40.6 mm (1.6 in)	35 years	31 of 100 (Routine)
2 May 1930	Hypoluxo, US	daily rain	66.0 mm (2.6 in)	43.1 mm (1.7 in)	16 years	30 of 100 (Routine)
2 May 1930	Brockport, US	daily high min	16.1 C (61.0 F)	7.2 C (13.0 F)	36 years	29 of 100 (Routine)
2 May 1930	Sheboygan, US	daily rain	25.9 mm (1.0 in)	16.0 mm (0.6 in)	28 years	28 of 100 (Routine)
2 May 1930	Wollongbar (Central Park Drive, AU	daily rain	74.7 mm (2.9 in)	45.5 mm (1.8 in)	15 years	27 of 100 (Routine)
2 May 1930	Bega (Newtown Road), AU	daily rain	77.2 mm (3.0 in)	39.1 mm (1.5 in)	24 years	27 of 100 (Routine)
2 May 1930	Orillia, CA	monthly rain	38.4 mm (1.5 in)	1.1 mm (0.04 in)	35 years	27 of 100 (Routine)
2 May 1930	Montreal McGill, CA	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	57 years	27 of 100 (Routine)
2 May 1930	Ballina (Crowley Village), AU	daily rain	112.3 mm (4.4 in)	51.3 mm (2.0 in)	12 years	26 of 100 (Routine)
2 May 1930	Byron Bay (Jacaranda Drive), AU	daily rain	91.4 mm (3.6 in)	42.6 mm (1.7 in)	24 years	25 of 100 (Routine)
2 May 1930	Windsor Kings College, CA	daily high max	27.8 C (82.0 F)	7.8 C (14.0 F)	19 years	25 of 100 (Routine)
2 May 1930	Laghouat, DZ	monthly low min	0.0 C (32.0 F)	1.0 C (1.8 F)	28 years	24 of 100 (Routine)
2 May 1930	Candelo Post Office, AU	daily rain	38.4 mm (1.5 in)	27.7 mm (1.1 in)	25 years	24 of 100 (Routine)
2 May 1930	Ottawa Cda, CA	daily high min	14.4 C (57.9 F)	4.4 C (7.9 F)	35 years	23 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 1930

Records set or tied on this calendar date in each year from 1795 to 1930. 1930 had 366 records.

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

Records on 05-02 in each year
Year	Records
1795	1
1804	1
1814	1
1835	1
1836	2
1845	1
1846	1
1849	1
1850	2
1852	1
1866	2
1868	2
1874	1
1875	1
1876	1
1877	2
1878	2
1879	1
1881	2
1883	1
1884	2
1885	1
1886	3
1887	1
1888	1
1889	2
1890	1
1891	4
1892	5
1893	1
1894	4
1895	1
1896	4
1897	2
1898	6
1899	9
1900	1
1901	6
1902	5
1903	14
1904	25
1905	19
1906	15
1907	22
1908	11
1909	48
1910	21
1911	34
1912	26
1913	132
1914	33
1915	25
1916	21
1917	52
1918	21
1919	52
1920	73
1921	31
1922	219
1923	58
1924	57
1925	123
1926	323
1927	125
1928	164
1929	336
1930	366
1931	237
1932	113
1933	584
1934	337
1935	509
1936	305
1937	278
1938	411
1939	273
1940	587
1941	510
1942	600
1943	542
1944	727
1945	522
1946	321
1947	794
1948	874
1949	561
1950	651
1951	509
1952	445
1953	1,009
1954	1,317
1955	977
1956	1,261
1957	371
1958	380
1959	1,030
1960	571
1961	670
1962	396
1963	685
1964	656
1965	314
1966	779
1967	1,123
1968	440
1969	338
1970	670
1971	421
1972	336
1973	711
1974	456
1975	337
1976	660
1977	579
1978	976
1979	743
1980	449
1981	1,009
1982	537
1983	1,808
1984	712
1985	1,062
1986	631
1987	763
1988	1,142
1989	1,009
1990	1,567
1991	587
1992	1,014
1993	1,017
1994	937
1995	1,166
1996	1,076
1997	750
1998	1,043
1999	838
2000	931
2001	1,256
2002	1,263
2003	787
2004	1,344
2005	1,785
2006	577
2007	867
2008	963
2009	898
2010	1,629
2011	936
2012	1,103
2013	1,486
2014	696
2015	582
2016	583
2017	601
2018	768
2019	622
2020	798
2021	572
2022	440
2023	951
2024	880
2025	569
2026	765

Download the Data

Data for records on 1930-05-02: 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	269
20 to 40	12
40 to 60	5
60 to 80	0
80 to 100	0
100 to 120	1