Weather Records on 10 May 1931

277 weather records were set or tied worldwide on 10 May 1931. Highest significance: Morgantown 1, US.

Key Facts for 10 May 1931

On 10 May 1931, 277 weather records were set or tied at long-record stations worldwide.
63 were record highs and 130 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 274 daily.
Morgantown 1 set a daily record precipitation of 40.6 mm (1.6 in) on 10 May 1931.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 442 records.

Record Map

277 stations

277 station records on 10 May 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 May 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Morgantown 1	United States	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Portland Rfc City	United States	Record high minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Kurdege	India	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Attarikhat	India	Record daily precipitation	74.7 mm (2.9 in)	29 of 100 (Routine)
Anticosti SW Point	Canada	Record low minimum temperature	-6.7 C (19.9 F)	28 of 100 (Routine)
Amherst	United States	Record daily precipitation	41.9 mm (1.6 in)	28 of 100 (Routine)
Armagh	United Kingdom	Record high minimum temperature	10.7 C (51.3 F)	25 of 100 (Routine)
Larimore 4SW	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Lycippus 1 E	United States	Record daily precipitation	25.9 mm (1.0 in)	25 of 100 (Routine)
Monierkhal	India	Record daily precipitation	85.3 mm (3.4 in)	24 of 100 (Routine)
Lake Moraine	United States	Record daily snowfall	30.5 cm (12.0 in)	24 of 100 (Routine)
Leominster	United States	Record daily precipitation	26.9 mm (1.1 in)	24 of 100 (Routine)
Thowgla Upper	Australia	Record daily precipitation	34.8 mm (1.4 in)	23 of 100 (Routine)
Nashua 2 NNW	United States	Record daily precipitation	30.7 mm (1.2 in)	23 of 100 (Routine)
Vancouver 4 NNE	United States	Record high minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Astoria	United States	Record high minimum temperature	13.9 C (57.0 F)	22 of 100 (Routine)
Ovando	United States	Record low minimum temperature	-8.3 C (17.1 F)	21 of 100 (Routine)
Uniontown 1 NE	United States	Record daily precipitation	28.7 mm (1.1 in)	21 of 100 (Routine)
Ust-Sugor	Russia	Record daily precipitation	12.6 mm (0.5 in)	20 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record daily precipitation	15.1 mm (0.6 in)	20 of 100 (Routine)
Lake Moraine	United States	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Poretskoye	Russia	Record daily precipitation	11.5 mm (0.5 in)	20 of 100 (Routine)
Kiev	Ukraine	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Fitchburg 4 SE	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Mount Nelson	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Karur	India	Record daily precipitation	38.6 mm (1.5 in)	20 of 100 (Routine)
Sfax El-Maou	Tunisia	Record daily precipitation	6.5 mm (0.26 in)	20 of 100 (Routine)
San Diego Wbo	United States	Record high minimum temperature	16.1 C (61.0 F)	20 of 100 (Routine)
Hawkinsville	United States	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Aberdeen	United States	Record high maximum temperature	29.4 C (84.9 F)	20 of 100 (Routine)
Chowghat	India	Record daily precipitation	90.4 mm (3.6 in)	19 of 100 (Routine)
Khatra	India	Record daily precipitation	28.2 mm (1.1 in)	19 of 100 (Routine)
West Berne	United States	Record daily precipitation	32.8 mm (1.3 in)	19 of 100 (Routine)
Kingstree	United States	Record daily precipitation	14.7 mm (0.6 in)	19 of 100 (Routine)
Snowflake	United States	Record daily precipitation	14.7 mm (0.6 in)	18 of 100 (Routine)
Denair 3 NNE	United States	Record high maximum temperature	35.6 C (96.1 F)	18 of 100 (Routine)
Stockton 2	United States	Record high maximum temperature	35.0 C (95.0 F)	18 of 100 (Routine)
Blue Hill Coop	United States	Record daily precipitation	18.0 mm (0.7 in)	18 of 100 (Routine)
Calumet	United States	Record daily precipitation	22.9 mm (0.9 in)	18 of 100 (Routine)
Belvidere	United States	Record high minimum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Springer	United States	Record low maximum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Greenwood	United States	Record daily precipitation	16.8 mm (0.7 in)	18 of 100 (Routine)
Sairang	India	Record daily precipitation	62.2 mm (2.4 in)	17 of 100 (Routine)
Merced	United States	Record high maximum temperature	36.7 C (98.1 F)	17 of 100 (Routine)
Mt Carroll	United States	Record daily precipitation	29.7 mm (1.2 in)	17 of 100 (Routine)
Tipton	United States	Record low maximum temperature	12.2 C (54.0 F)	17 of 100 (Routine)
Indian Mills 2 W	United States	Record high minimum temperature	15.6 C (60.1 F)	17 of 100 (Routine)
Callaville	United States	Record daily precipitation	32.3 mm (1.3 in)	17 of 100 (Routine)
Constantine	Algeria	Record low maximum temperature	14.0 C (57.2 F)	16 of 100 (Routine)
Jingellic	Australia	Record daily precipitation	12.2 mm (0.5 in)	16 of 100 (Routine)
Manapparai	India	Record daily precipitation	39.9 mm (1.6 in)	16 of 100 (Routine)
Tunis	Tunisia	Record low maximum temperature	18.0 C (64.4 F)	16 of 100 (Routine)
Canon City	United States	Record daily precipitation	12.7 mm (0.5 in)	16 of 100 (Routine)
Lake Konomoc	United States	Record daily precipitation	12.4 mm (0.5 in)	16 of 100 (Routine)
Kirksville	United States	Record low maximum temperature	10.6 C (51.1 F)	16 of 100 (Routine)
Olga 2 SE	United States	Record high maximum temperature	25.0 C (77.0 F)	16 of 100 (Routine)
Sedro-Woolley	United States	Record high maximum temperature	29.4 C (84.9 F)	16 of 100 (Routine)
Seattle Urban Site	United States	Record high maximum temperature	29.4 C (84.9 F)	16 of 100 (Routine)
Ladner	Canada	Record high maximum temperature	22.2 C (72.0 F)	15 of 100 (Routine)
Katbari	India	Record daily precipitation	26.2 mm (1.0 in)	15 of 100 (Routine)

Counts by Type and Timescale

277 records

Records set or tied on 10 May 1931 by type: Highest daily maximum 34, Lowest daily maximum 114, Highest daily minimum 29, Lowest daily minimum 16, Heaviest daily rainfall 83, Heaviest daily snowfall 1.

Records on 10 May 1931 by type
Record type	Records
Highest daily maximum	34
Lowest daily maximum	114
Highest daily minimum	29
Lowest daily minimum	16
Heaviest daily rainfall	83
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 10 May 1931 by timescale: all-time 0, monthly 3, daily 274.

How Much Records Were Beaten By

226 broken records

Margins by which the 226 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

10 May 1931

Top 20 records on 10 May 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 May 1931	Morgantown 1, US	daily rain	40.6 mm (1.6 in)	29.7 mm (1.2 in)	12 years	47 of 100 (Notable)
10 May 1931	Portland Rfc City, US	daily high min	17.8 C (64.0 F)	5.6 C (10.1 F)	38 years	37 of 100 (Notable)
10 May 1931	Kurdege, IN	daily rain	38.1 mm (1.5 in)	24.1 mm (0.9 in)	25 years	33 of 100 (Routine)
10 May 1931	Attarikhat, IN	daily rain	74.7 mm (2.9 in)	39.1 mm (1.5 in)	29 years	29 of 100 (Routine)
10 May 1931	Anticosti SW Point, CA	daily low min	-6.7 C (19.9 F)	4.5 C (8.1 F)	21 years	28 of 100 (Routine)
10 May 1931	Amherst, US	daily rain	41.9 mm (1.6 in)	25.1 mm (1.0 in)	4 years	28 of 100 (Routine)
10 May 1931	Armagh, GB	daily high min	10.7 C (51.3 F)	1.0 C (1.8 F)	46 years	25 of 100 (Routine)
10 May 1931	Larimore 4SW, US	daily rain	25.4 mm (1.0 in)	12.7 mm (0.5 in)	37 years	25 of 100 (Routine)
10 May 1931	Lycippus 1 E, US	daily rain	25.9 mm (1.0 in)	14.5 mm (0.6 in)	20 years	25 of 100 (Routine)
10 May 1931	Monierkhal, IN	daily rain	85.3 mm (3.4 in)	44.2 mm (1.7 in)	1 year	24 of 100 (Routine)
10 May 1931	Lake Moraine, US	daily snowfall	30.5 cm (12.0 in)	17.8 cm (7.0 in)	18 years	24 of 100 (Routine)
10 May 1931	Leominster, US	daily rain	26.9 mm (1.1 in)	9.4 mm (0.37 in)	41 years	24 of 100 (Routine)
10 May 1931	Thowgla Upper, AU	daily rain	34.8 mm (1.4 in)	11.9 mm (0.5 in)	25 years	23 of 100 (Routine)
10 May 1931	Nashua 2 NNW, US	daily rain	30.7 mm (1.2 in)	12.2 mm (0.5 in)	29 years	23 of 100 (Routine)
10 May 1931	Vancouver 4 NNE, US	daily high min	15.0 C (59.0 F)	2.8 C (5.0 F)	30 years	23 of 100 (Routine)
10 May 1931	Astoria, US	daily high min	13.9 C (57.0 F)	2.2 C (4.0 F)	30 years	22 of 100 (Routine)
10 May 1931	Ovando, US	monthly low min	-8.3 C (17.1 F)	0.5 C (0.9 F)	24 years	21 of 100 (Routine)
10 May 1931	Uniontown 1 NE, US	daily rain	28.7 mm (1.1 in)	12.7 mm (0.5 in)	12 years	21 of 100 (Routine)
10 May 1931	Ust-Sugor, RU	daily rain	12.6 mm (0.5 in)	7.0 mm (0.28 in)	34 years	20 of 100 (Routine)
10 May 1931	Gyzylarbat, TM	daily rain	15.1 mm (0.6 in)	12.5 mm (0.5 in)	16 years	20 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

1805 to 1931

Records set or tied on this calendar date in each year from 1805 to 1931. 1931 had 277 records.

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

Records on 05-10 in each year
Year	Records
1805	1
1814	2
1832	1
1834	1
1836	4
1838	1
1843	1
1846	1
1848	1
1855	2
1858	1
1860	1
1861	2
1867	3
1868	1
1869	1
1872	1
1874	4
1876	1
1878	1
1879	2
1880	3
1881	3
1883	1
1884	2
1885	2
1886	1
1887	1
1888	2
1889	4
1890	2
1891	2
1893	1
1895	4
1896	6
1897	4
1898	5
1900	4
1901	6
1902	18
1903	6
1904	7
1905	21
1906	42
1907	33
1908	10
1909	17
1910	21
1911	55
1912	15
1913	23
1914	17
1915	18
1916	26
1917	23
1918	105
1919	145
1920	54
1921	143
1922	38
1923	291
1924	198
1925	163
1926	291
1927	296
1928	189
1929	102
1930	647
1931	277
1932	145
1933	516
1934	412
1935	200
1936	439
1937	148
1938	179
1939	179
1940	317
1941	257
1942	237
1943	482
1944	200
1945	646
1946	455
1947	820
1948	491
1949	492
1950	356
1951	281
1952	342
1953	627
1954	554
1955	272
1956	669
1957	374
1958	338
1959	192
1960	660
1961	722
1962	593
1963	951
1964	259
1965	413
1966	1,290
1967	932
1968	861
1969	325
1970	555
1971	416
1972	573
1973	429
1974	608
1975	448
1976	672
1977	1,075
1978	815
1979	1,927
1980	865
1981	1,213
1982	671
1983	753
1984	635
1985	925
1986	669
1987	1,270
1988	490
1989	1,365
1990	1,071
1991	854
1992	875
1993	1,056
1994	622
1995	1,129
1996	1,469
1997	1,215
1998	1,268
1999	1,299
2000	1,036
2001	842
2002	867
2003	1,688
2004	735
2005	761
2006	879
2007	815
2008	877
2009	651
2010	855
2011	1,288
2012	1,054
2013	635
2014	506
2015	943
2016	815
2017	702
2018	923
2019	1,254
2020	1,346
2021	635
2022	1,346
2023	359
2024	622
2025	1,094
2026	496

Download the Data

Data for records on 1931-05-10: 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	220
25 to 50	5
50 to 75	0
75 to 100	0
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1