Weather Records on 2 May 1931

237 weather records were set or tied worldwide on 2 May 1931. Highest significance: Clemson UNIV, US.

Key Facts for 2 May 1931

On 2 May 1931, 237 weather records were set or tied at long-record stations worldwide.
77 were record highs and 29 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 232 daily.
Clemson UNIV set a daily record precipitation of 71.1 mm (2.8 in) on 2 May 1931.
Across 162 earlier years (1795 to 2026) the same calendar date averaged 463 records.

Record Map

237 stations

237 station records on 2 May 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 May 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Clemson UNIV	United States	Record daily precipitation	71.1 mm (2.8 in)	53 of 100 (Notable)
Brocken	Germany	Record snow depth	70.0 cm (27.6 in)	45 of 100 (Notable)
Roebourne	Australia	Record daily precipitation	63.5 mm (2.5 in)	44 of 100 (Notable)
Lankaran	Azerbaijan	Record daily precipitation	34.3 mm (1.4 in)	43 of 100 (Notable)
Saltern Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Barcaldine Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Millen 4 N	United States	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Pinopolis	United States	Record daily precipitation	38.1 mm (1.5 in)	28 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record daily precipitation	50.8 mm (2.0 in)	27 of 100 (Routine)
Greenville	United States	Record daily precipitation	50.3 mm (2.0 in)	27 of 100 (Routine)
Eastman 1 W	United States	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Greenville Dwtn AP	United States	Record daily precipitation	35.1 mm (1.4 in)	26 of 100 (Routine)
Chilliwack	Canada	Record high minimum temperature	12.8 C (55.0 F)	24 of 100 (Routine)
Corvallis State UNIV	United States	Record high minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Lapeer 2 SE	United States	Record low minimum temperature	-6.1 C (21.0 F)	23 of 100 (Routine)
Durham	United States	Record low minimum temperature	-4.4 C (24.1 F)	22 of 100 (Routine)
Winthrop UNIV	United States	Record daily precipitation	39.1 mm (1.5 in)	22 of 100 (Routine)
Cle Elum	United States	Record high maximum temperature	35.0 C (95.0 F)	22 of 100 (Routine)
Storrs	United States	Record low minimum temperature	-2.2 C (28.0 F)	21 of 100 (Routine)
Pendleton Dwtn	United States	Record high minimum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Ben Lomond	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Riverside 7 SSW	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Walgett (Euroka)	Australia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Kola-In-Murman	Russia	Record daily precipitation	6.8 mm (0.27 in)	20 of 100 (Routine)
Mullaley (Garrawilla)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Urawilkie	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Emmaville Post Office	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Ilfracombe Post Office	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Winton Post Office	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Glen Innes Post Office	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Teriberka	Russia	Record daily precipitation	6.3 mm (0.25 in)	20 of 100 (Routine)
Walgett (Dungalear)	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Bonshaw (Campbell St)	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Premer Post Office	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Coonabarabran (Namoi Street)	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Noorong	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Emmaville (Strathbogie)	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Brindley Park 2	Australia	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Tizi Ouzou	Algeria	Record high minimum temperature	17.0 C (62.6 F)	20 of 100 (Routine)
Minlaton	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Texas Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	20 of 100 (Routine)
Walma	Australia	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Pilliga (Nirvana)	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Boggabri (Ghoolendaadi)	Australia	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Merriwa (Gummun Place)	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Nandoura	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	-11.9 C (10.6 F)	20 of 100 (Routine)
Battle Mtn	United States	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Clarksville	United States	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Spokane Intl AP	United States	Record high minimum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Ayrshire Downs	Australia	Record daily precipitation	3.6 mm (0.14 in)	19 of 100 (Routine)
Texas Station	Australia	Record daily precipitation	25.4 mm (1.0 in)	19 of 100 (Routine)
Coonamble (Wingadee)	Australia	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Gallivare_A	Sweden	Record high maximum temperature	15.0 C (59.0 F)	19 of 100 (Routine)
Princess Anne	United States	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Hemlock	United States	Record daily precipitation	13.7 mm (0.5 in)	19 of 100 (Routine)
Colville	United States	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Carinda (Boorooma)	Australia	Record daily precipitation	6.6 mm (0.26 in)	18 of 100 (Routine)
Coolanbilla	Australia	Record daily precipitation	8.9 mm (0.35 in)	18 of 100 (Routine)
Bridgewater (Post Office)	Australia	Record daily precipitation	12.2 mm (0.5 in)	18 of 100 (Routine)

Counts by Type and Timescale

237 records

Records set or tied on 2 May 1931 by type: Highest daily maximum 11, Lowest daily maximum 13, Highest daily minimum 66, Lowest daily minimum 16, Heaviest daily rainfall 130, Deepest snow cover 1.

Records on 2 May 1931 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	13
Highest daily minimum	66
Lowest daily minimum	16
Heaviest daily rainfall	130
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 2 May 1931 by timescale: all-time 0, monthly 5, daily 232.

How Much Records Were Beaten By

216 broken records

Margins by which the 216 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 400.0. Ties are not counted.

Top 20 by Significance

2 May 1931

Top 20 records on 2 May 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 May 1931	Clemson UNIV, US	daily rain	71.1 mm (2.8 in)	61.2 mm (2.4 in)	34 years	53 of 100 (Notable)
2 May 1931	Brocken, DE	daily snow depth	70.0 cm (27.6 in)	40.0 cm (15.7 in)	8 years	45 of 100 (Notable)
2 May 1931	Roebourne, AU	daily rain	63.5 mm (2.5 in)	60.5 mm (2.4 in)	20 years	44 of 100 (Notable)
2 May 1931	Lankaran, AZ	daily rain	34.3 mm (1.4 in)	20.0 mm (0.8 in)	30 years	43 of 100 (Notable)
2 May 1931	Saltern Post Office, AU	daily rain	31.8 mm (1.3 in)	31.8 mm (1.3 in)	33 years	38 of 100 (Notable)
2 May 1931	Barcaldine Post Office, AU	daily rain	33.0 mm (1.3 in)	31.7 mm (1.2 in)	28 years	32 of 100 (Routine)
2 May 1931	Millen 4 N, US	daily rain	30.5 mm (1.2 in)	15.8 mm (0.6 in)	37 years	28 of 100 (Routine)
2 May 1931	Pinopolis, US	daily rain	38.1 mm (1.5 in)	20.3 mm (0.8 in)	37 years	28 of 100 (Routine)
2 May 1931	Caguas, PR	daily rain	50.8 mm (2.0 in)	25.4 mm (1.0 in)	25 years	27 of 100 (Routine)
2 May 1931	Greenville, US	daily rain	50.3 mm (2.0 in)	22.9 mm (0.9 in)	28 years	27 of 100 (Routine)
2 May 1931	Eastman 1 W, US	daily rain	33.0 mm (1.3 in)	25.9 mm (1.0 in)	20 years	27 of 100 (Routine)
2 May 1931	Greenville Dwtn AP, US	daily rain	35.1 mm (1.4 in)	22.9 mm (0.9 in)	37 years	26 of 100 (Routine)
2 May 1931	Chilliwack, CA	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	49 years	24 of 100 (Routine)
2 May 1931	Corvallis State UNIV, US	daily high min	12.2 C (54.0 F)	3.3 C (5.9 F)	35 years	24 of 100 (Routine)
2 May 1931	Lapeer 2 SE, US	monthly low min	-6.1 C (21.0 F)	1.1 C (2.0 F)	28 years	23 of 100 (Routine)
2 May 1931	Durham, US	monthly low min	-4.4 C (24.1 F)	0.5 C (0.9 F)	28 years	22 of 100 (Routine)
2 May 1931	Winthrop UNIV, US	daily rain	39.1 mm (1.5 in)	28.9 mm (1.1 in)	1 year	22 of 100 (Routine)
2 May 1931	Cle Elum, US	monthly high max	35.0 C (95.0 F)	1.7 C (3.1 F)	20 years	22 of 100 (Routine)
2 May 1931	Storrs, US	daily low min	-2.2 C (28.0 F)	2.2 C (4.0 F)	41 years	21 of 100 (Routine)
2 May 1931	Pendleton Dwtn, US	daily high min	13.3 C (55.9 F)	2.7 C (4.9 F)	35 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 1931

Records set or tied on this calendar date in each year from 1795 to 1931. 1931 had 237 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 1931-05-02: 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 50	213
50 to 100	2
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	0
350 to 400	1