Weather Records on 31 May 2001

1,047 weather records were set or tied worldwide on 31 May 2001. Highest significance: Ashdown 4 SSE, US.

Key Facts for 31 May 2001

On 31 May 2001, 1,047 weather records were set or tied at long-record stations worldwide.
488 were record highs and 318 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 90 monthly and 955 daily.
Ashdown 4 SSE set a daily record precipitation of 92.2 mm (3.6 in) on 31 May 2001.
Across 161 earlier years (1811 to 2026) the same calendar date averaged 434 records.

Record Map

1,047 stations

1,047 station records on 31 May 2001 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 May 2001: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ashdown 4 SSE	United States	Record daily precipitation	92.2 mm (3.6 in)	66 of 100 (Major)
Fulton	United States	Record daily precipitation	89.9 mm (3.5 in)	63 of 100 (Major)
Zagreb-Gric	Croatia	Record daily precipitation	41.0 mm (1.6 in)	57 of 100 (Notable)
Angermunde	Germany	Record daily precipitation	30.5 mm (1.2 in)	55 of 100 (Notable)
Ft Ross	United States	Record high maximum temperature	26.7 C (80.1 F)	55 of 100 (Notable)
Greenfield	United States	Record daily precipitation	53.6 mm (2.1 in)	55 of 100 (Notable)
Krasnaja Poljana	Russia	Record daily precipitation	127.1 mm (5.0 in)	53 of 100 (Notable)
Bloomfield	United States	Record daily precipitation	59.9 mm (2.4 in)	51 of 100 (Notable)
El Dorado Goodwin Fld	United States	Record daily precipitation	80.5 mm (3.2 in)	51 of 100 (Notable)
Comitan (Dge)	Mexico	Record daily precipitation	72.4 mm (2.9 in)	50 of 100 (Notable)
Turlock #2	United States	Record high maximum temperature	39.4 C (102.9 F)	50 of 100 (Notable)
Barcelona -Fabra Observatory	Spain	Record high maximum temperature	33.4 C (92.1 F)	48 of 100 (Notable)
Newport	United States	Record daily precipitation	72.4 mm (2.9 in)	48 of 100 (Notable)
Gholson 8 W	United States	Record daily precipitation	90.2 mm (3.6 in)	48 of 100 (Notable)
Melle	Germany	Record daily precipitation	25.6 mm (1.0 in)	47 of 100 (Notable)
Ciudad Guzman (Obs)	Mexico	Record daily precipitation	27.4 mm (1.1 in)	47 of 100 (Notable)
Zametchino	Russia	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Tortosa - Observatorio del Ebr	Spain	Record high maximum temperature	35.4 C (95.7 F)	47 of 100 (Notable)
La Escalera	Mexico	Record daily precipitation	88.1 mm (3.5 in)	46 of 100 (Notable)
El Carmen	Mexico	Record daily precipitation	54.9 mm (2.2 in)	46 of 100 (Notable)
Perpignan	France	Record high minimum temperature	23.0 C (73.4 F)	45 of 100 (Notable)
Ft Bragg 5 N	United States	Record high maximum temperature	26.1 C (79.0 F)	45 of 100 (Notable)
Watsonville Wtr Wks	United States	Record high maximum temperature	36.1 C (97.0 F)	45 of 100 (Notable)
Bloomfield	United States	Record low maximum temperature	12.2 C (54.0 F)	45 of 100 (Notable)
Mt Mansfield	United States	Record daily snowfall	16.5 cm (6.5 in)	45 of 100 (Notable)
Rison	United States	Record daily precipitation	44.2 mm (1.7 in)	44 of 100 (Notable)
Bowman Dam	United States	Record high minimum temperature	16.7 C (62.1 F)	44 of 100 (Notable)
Tehuehuetla	Mexico	Record daily precipitation	39.4 mm (1.6 in)	43 of 100 (Notable)
Centerville	United States	Record low maximum temperature	13.9 C (57.0 F)	43 of 100 (Notable)
Osceola	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Brockton	United States	Record low maximum temperature	12.2 C (54.0 F)	43 of 100 (Notable)
Kealakekua 26.2	United States	Record daily precipitation	36.1 mm (1.4 in)	43 of 100 (Notable)
Sacramento 5 ESE	United States	Record high maximum temperature	41.1 C (106.0 F)	43 of 100 (Notable)
Hambantota	Sri Lanka	Record high maximum temperature	35.3 C (95.5 F)	42 of 100 (Notable)
Lake Spaulding	United States	Record high minimum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Walnut	United States	Record low maximum temperature	11.7 C (53.1 F)	42 of 100 (Notable)
Bologna	Italy	Record high minimum temperature	23.6 C (74.5 F)	41 of 100 (Notable)
Kursk	Russia	Record low maximum temperature	9.3 C (48.7 F)	41 of 100 (Notable)
Downing	United States	Record daily precipitation	45.5 mm (1.8 in)	41 of 100 (Notable)
Orleans 2 W	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Tekamah	United States	Record daily precipitation	67.8 mm (2.7 in)	41 of 100 (Notable)
Hyde Park	Australia	Record daily precipitation	39.8 mm (1.6 in)	40 of 100 (Notable)
El Cuije	Mexico	Record daily precipitation	55.4 mm (2.2 in)	40 of 100 (Notable)
Merced	United States	Record high maximum temperature	41.1 C (106.0 F)	40 of 100 (Notable)
Knoxville	United States	Record low maximum temperature	13.9 C (57.0 F)	40 of 100 (Notable)
Clarksville Wwtp	United States	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
Philippi	United States	Record low minimum temperature	3.9 C (39.0 F)	40 of 100 (Notable)
Darlington Wwtp	United States	Record low maximum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Fond du Lac Wwtp	United States	Record low minimum temperature	0.6 C (33.1 F)	40 of 100 (Notable)
Chapulco	Mexico	Record daily precipitation	35.8 mm (1.4 in)	39 of 100 (Notable)
Visby_Flygplats	Sweden	Record low minimum temperature	0.9 C (33.6 F)	39 of 100 (Notable)
Fairfield	United States	Record low maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Bjelasnica	Bosnia and Herzegovina	Record high minimum temperature	9.0 C (48.2 F)	38 of 100 (Notable)
Quincy	United States	Record high maximum temperature	35.0 C (95.0 F)	38 of 100 (Notable)
Vacaville	United States	Record high maximum temperature	40.6 C (105.1 F)	38 of 100 (Notable)
Stevensville	United States	Record low minimum temperature	-3.9 C (25.0 F)	38 of 100 (Notable)
Tenosique (Smn)	Mexico	Record low minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Vomb	Sweden	Record daily precipitation	32.0 mm (1.3 in)	37 of 100 (Notable)
Hanford 1 S	United States	Record high minimum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
La Belle	United States	Record daily precipitation	101.6 mm (4.0 in)	37 of 100 (Notable)

Counts by Type and Timescale

1,047 records

Records set or tied on 31 May 2001 by type: Highest daily maximum 236, Lowest daily maximum 142, Highest daily minimum 252, Lowest daily minimum 176, Heaviest daily rainfall 239, Heaviest daily snowfall 2.

Records on 31 May 2001 by type
Record type	Records
Highest daily maximum	236
Lowest daily maximum	142
Highest daily minimum	252
Lowest daily minimum	176
Heaviest daily rainfall	239
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 31 May 2001 by timescale: all-time 2, monthly 90, daily 955.

How Much Records Were Beaten By

813 broken records

Margins by which the 813 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 165.0. Ties are not counted.

Top 20 by Significance

31 May 2001

Top 20 records on 31 May 2001 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 May 2001	Ashdown 4 SSE, US	daily rain	92.2 mm (3.6 in)	78.7 mm (3.1 in)	55 years	66 of 100 (Major)
31 May 2001	Fulton, US	daily rain	89.9 mm (3.5 in)	41.6 mm (1.6 in)	105 years	63 of 100 (Major)
31 May 2001	Zagreb-Gric, HR	daily rain	41.0 mm (1.6 in)	14.1 mm (0.6 in)	137 years	57 of 100 (Notable)
31 May 2001	Angermunde, DE	daily rain	30.5 mm (1.2 in)	13.5 mm (0.5 in)	74 years	55 of 100 (Notable)
31 May 2001	Ft Ross, US	daily high max	26.7 C (80.1 F)	3.9 C (7.0 F)	100 years	55 of 100 (Notable)
31 May 2001	Greenfield, US	daily rain	53.6 mm (2.1 in)	22.9 mm (0.9 in)	90 years	55 of 100 (Notable)
31 May 2001	Krasnaja Poljana, RU	monthly rain	127.1 mm (5.0 in)	36.2 mm (1.4 in)	10 years	53 of 100 (Notable)
31 May 2001	Bloomfield, US	daily rain	59.9 mm (2.4 in)	17.7 mm (0.7 in)	94 years	51 of 100 (Notable)
31 May 2001	El Dorado Goodwin Fld, US	daily rain	80.5 mm (3.2 in)	20.0 mm (0.8 in)	108 years	51 of 100 (Notable)
31 May 2001	Comitan (Dge), MX	daily rain	72.4 mm (2.9 in)	44.7 mm (1.8 in)	38 years	50 of 100 (Notable)
31 May 2001	Turlock #2, US	monthly high max	39.4 C (102.9 F)	0.5 C (0.9 F)	105 years	50 of 100 (Notable)
31 May 2001	Barcelona -Fabra Observatory, ES	monthly high max	33.4 C (92.1 F)	2.1 C (3.8 F)	81 years	48 of 100 (Notable)
31 May 2001	Newport, US	daily rain	72.4 mm (2.9 in)	11.9 mm (0.5 in)	107 years	48 of 100 (Notable)
31 May 2001	Gholson 8 W, US	daily rain	90.2 mm (3.6 in)	46.0 mm (1.8 in)	39 years	48 of 100 (Notable)
31 May 2001	Melle, DE	daily rain	25.6 mm (1.0 in)	10.7 mm (0.4 in)	68 years	47 of 100 (Notable)
31 May 2001	Ciudad Guzman (Obs), MX	daily rain	27.4 mm (1.1 in)	25.6 mm (1.0 in)	0 years	47 of 100 (Notable)
31 May 2001	Zametchino, RU	monthly rain	39.4 mm (1.6 in)	1.2 mm (0.05 in)	86 years	47 of 100 (Notable)
31 May 2001	Tortosa - Observatorio del Ebr, ES	monthly high max	35.4 C (95.7 F)	0.1 C (0.2 F)	95 years	47 of 100 (Notable)
31 May 2001	La Escalera, MX	daily rain	88.1 mm (3.5 in)	49.5 mm (1.9 in)	26 years	46 of 100 (Notable)
31 May 2001	El Carmen, MX	daily rain	54.9 mm (2.2 in)	34.1 mm (1.3 in)	26 years	46 of 100 (Notable)

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

1811 to 2001

Records set or tied on this calendar date in each year from 1811 to 2001. 2001 had 1,047 records.

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

Records on 05-31 in each year
Year	Records
1811	1
1818	3
1827	1
1836	2
1845	1
1847	1
1853	2
1855	2
1858	1
1864	2
1865	1
1866	1
1867	1
1868	4
1869	1
1871	2
1873	3
1874	1
1877	1
1878	2
1879	2
1880	3
1882	1
1883	1
1885	1
1888	1
1889	2
1890	1
1892	1
1893	4
1894	2
1895	8
1897	5
1898	7
1899	1
1900	2
1901	9
1902	9
1903	17
1904	19
1905	7
1906	11
1907	20
1908	12
1909	8
1910	26
1911	20
1912	15
1913	83
1914	20
1915	23
1916	23
1917	13
1918	20
1919	44
1920	46
1921	157
1922	49
1923	98
1924	152
1925	226
1926	228
1927	121
1928	67
1929	246
1930	612
1931	223
1932	181
1933	397
1934	782
1935	156
1936	559
1937	462
1938	424
1939	461
1940	383
1941	410
1942	364
1943	552
1944	372
1945	457
1946	380
1947	439
1948	295
1949	303
1950	467
1951	640
1952	374
1953	654
1954	445
1955	534
1956	632
1957	304
1958	429
1959	459
1960	247
1961	472
1962	565
1963	354
1964	1,237
1965	494
1966	601
1967	987
1968	276
1969	555
1970	573
1971	714
1972	1,127
1973	418
1974	473
1975	797
1976	435
1977	605
1978	873
1979	915
1980	517
1981	775
1982	817
1983	1,494
1984	2,047
1985	790
1986	1,365
1987	822
1988	1,255
1989	912
1990	900
1991	1,381
1992	1,031
1993	982
1994	776
1995	693
1996	946
1997	1,163
1998	1,215
1999	790
2000	1,172
2001	1,047
2002	1,162
2003	831
2004	1,071
2005	724
2006	1,045
2007	793
2008	809
2009	570
2010	741
2011	1,498
2012	764
2013	1,100
2014	565
2015	704
2016	402
2017	440
2018	1,211
2019	420
2020	673
2021	834
2022	902
2023	454
2024	809
2025	1,204
2026	536

Download the Data

Data for records on 2001-05-31: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 25	793
25 to 50	17
50 to 75	1
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	1