Weather Records on 31 May 1955

534 weather records were set or tied worldwide on 31 May 1955. Highest significance: Willowmore, ZA.

Key Facts for 31 May 1955

On 31 May 1955, 534 weather records were set or tied at long-record stations worldwide.
42 were record highs and 266 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 526 daily.
Willowmore set a daily record precipitation of 31.8 mm (1.3 in) on 31 May 1955.
Across 161 earlier years (1811 to 2026) the same calendar date averaged 437 records.

Record Map

534 stations

534 station records on 31 May 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 May 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Willowmore	South Africa	Record daily precipitation	31.8 mm (1.3 in)	62 of 100 (Major)
Brunswick Junction	Australia	Record daily precipitation	61.7 mm (2.4 in)	44 of 100 (Notable)
Franklin	United States	Record daily precipitation	59.9 mm (2.4 in)	44 of 100 (Notable)
Nordegg	Canada	Record daily snowfall	26.7 cm (10.5 in)	43 of 100 (Notable)
Springfields	Australia	Record daily precipitation	65.5 mm (2.6 in)	40 of 100 (Notable)
Willigulli North	Australia	Record daily precipitation	37.1 mm (1.5 in)	38 of 100 (Notable)
Quindalup	Australia	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Kremsmuenster	Austria	Record low minimum temperature	3.6 C (38.5 F)	38 of 100 (Notable)
Bunbury Post Office	Australia	Record daily precipitation	51.8 mm (2.0 in)	37 of 100 (Notable)
Nannup	Australia	Record daily precipitation	41.9 mm (1.6 in)	37 of 100 (Notable)
Ibapah	United States	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Lilydale	Australia	Record daily precipitation	26.9 mm (1.1 in)	34 of 100 (Routine)
Pingelly	Australia	Record daily precipitation	33.8 mm (1.3 in)	34 of 100 (Routine)
Wien	Austria	Record low minimum temperature	4.3 C (39.7 F)	34 of 100 (Routine)
Capel	Australia	Record daily precipitation	46.2 mm (1.8 in)	33 of 100 (Routine)
Southbourne	Australia	Record daily precipitation	48.8 mm (1.9 in)	33 of 100 (Routine)
Sierraville Rs	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Park Valley	United States	Record daily precipitation	27.7 mm (1.1 in)	32 of 100 (Routine)
Beverley	Australia	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)
Nordegg	Canada	Record daily precipitation	26.7 mm (1.1 in)	31 of 100 (Routine)
Doodenanning	Australia	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Szeged	Hungary	Record low minimum temperature	0.7 C (33.3 F)	30 of 100 (Routine)
Harvey Post Office	Australia	Record daily precipitation	58.2 mm (2.3 in)	29 of 100 (Routine)
Grover 10 W	United States	Record high minimum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Yerington	United States	Record low maximum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Radyr Park	Australia	Record daily precipitation	53.1 mm (2.1 in)	28 of 100 (Routine)
Talbot House	Australia	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Graz	Austria	Record low minimum temperature	3.5 C (38.3 F)	28 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record low minimum temperature	2.5 C (36.5 F)	28 of 100 (Routine)
Cherdyn'	Russia	Record daily precipitation	29.0 mm (1.1 in)	28 of 100 (Routine)
Thomasville 7 NE	United States	Record low minimum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Grace	United States	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Snoqualmie Pass	United States	Record daily snowfall	7.6 cm (3.0 in)	28 of 100 (Routine)
Uaroo	Australia	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Northcliffe	Australia	Record daily precipitation	80.0 mm (3.1 in)	27 of 100 (Routine)
Wilgarrup	Australia	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Eadine	Australia	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	2.0 C (35.6 F)	27 of 100 (Routine)
Corvallis State UNIV	United States	Record low minimum temperature	0.6 C (33.1 F)	27 of 100 (Routine)
Hamel	Australia	Record daily precipitation	52.1 mm (2.1 in)	26 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
Nelson	Canada	Record low maximum temperature	8.9 C (48.0 F)	26 of 100 (Routine)
Revelstoke	Canada	Record low maximum temperature	8.9 C (48.0 F)	26 of 100 (Routine)
Cidra 1 E	Puerto Rico [United States]	Record low maximum temperature	25.6 C (78.1 F)	26 of 100 (Routine)
Williamstown	United States	Record low maximum temperature	17.2 C (63.0 F)	26 of 100 (Routine)
Waynesboro 2 W	United States	Record low minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Headworks Portland Wtr B	United States	Record low maximum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
St George	United States	Record high minimum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Watheroo	Australia	Record daily precipitation	25.9 mm (1.0 in)	25 of 100 (Routine)
Hood Rvr Exp STN	United States	Record low maximum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Elko Rgnl AP	United States	Record low maximum temperature	6.7 C (44.1 F)	25 of 100 (Routine)
Busselton Shire	Australia	Record daily precipitation	49.5 mm (1.9 in)	24 of 100 (Routine)
Fort McPherson	Canada	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Dhakuakhana	India	Record daily precipitation	76.2 mm (3.0 in)	24 of 100 (Routine)
Odesa	Ukraine	Record low minimum temperature	7.3 C (45.1 F)	24 of 100 (Routine)
Inverness 3 SE	United States	Record low minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Bainbridge	United States	Record low minimum temperature	10.6 C (51.1 F)	24 of 100 (Routine)
Coeur D'Alene	United States	Record low maximum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
Riggins	United States	Record low minimum temperature	0.0 C (32.0 F)	24 of 100 (Routine)
Seymour 1 WSW	United States	Record low maximum temperature	18.3 C (64.9 F)	24 of 100 (Routine)

Counts by Type and Timescale

534 records

Records set or tied on 31 May 1955 by type: Highest daily maximum 7, Lowest daily maximum 155, Highest daily minimum 35, Lowest daily minimum 111, Heaviest daily rainfall 214, Heaviest daily snowfall 8, Deepest snow cover 4.

Records on 31 May 1955 by type
Record type	Records
Highest daily maximum	7
Lowest daily maximum	155
Highest daily minimum	35
Lowest daily minimum	111
Heaviest daily rainfall	214
Heaviest daily snowfall	8
Deepest snow cover	4

Records on 31 May 1955 by timescale: all-time 0, monthly 8, daily 526.

How Much Records Were Beaten By

431 broken records

Margins by which the 431 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 242.0. Ties are not counted.

Top 20 by Significance

31 May 1955

Top 20 records on 31 May 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 May 1955	Willowmore, ZA	daily rain	31.8 mm (1.3 in)	24.7 mm (1.0 in)	53 years	62 of 100 (Major)
31 May 1955	Brunswick Junction, AU	daily rain	61.7 mm (2.4 in)	37.1 mm (1.5 in)	34 years	44 of 100 (Notable)
31 May 1955	Franklin, US	daily rain	59.9 mm (2.4 in)	25.9 mm (1.0 in)	46 years	44 of 100 (Notable)
31 May 1955	Nordegg, CA	daily snowfall	26.7 cm (10.5 in)	24.2 cm (9.5 in)	38 years	43 of 100 (Notable)
31 May 1955	Springfields, AU	daily rain	65.5 mm (2.6 in)	31.0 mm (1.2 in)	30 years	40 of 100 (Notable)
31 May 1955	Willigulli North, AU	daily rain	37.1 mm (1.5 in)	21.9 mm (0.9 in)	28 years	38 of 100 (Notable)
31 May 1955	Quindalup, AU	daily rain	55.9 mm (2.2 in)	33.8 mm (1.3 in)	0 years	38 of 100 (Notable)
31 May 1955	Kremsmuenster, AT	daily low min	3.6 C (38.5 F)	2.7 C (4.9 F)	74 years	38 of 100 (Notable)
31 May 1955	Bunbury Post Office, AU	daily rain	51.8 mm (2.0 in)	25.1 mm (1.0 in)	28 years	37 of 100 (Notable)
31 May 1955	Nannup, AU	daily rain	41.9 mm (1.6 in)	18.5 mm (0.7 in)	48 years	37 of 100 (Notable)
31 May 1955	Ibapah, US	daily rain	33.0 mm (1.3 in)	19.0 mm (0.7 in)	18 years	37 of 100 (Notable)
31 May 1955	Lilydale, AU	daily rain	26.9 mm (1.1 in)	18.5 mm (0.7 in)	26 years	34 of 100 (Routine)
31 May 1955	Pingelly, AU	daily rain	33.8 mm (1.3 in)	15.8 mm (0.6 in)	34 years	34 of 100 (Routine)
31 May 1955	Wien, AT	daily low min	4.3 C (39.7 F)	0.3 C (0.5 F)	81 years	34 of 100 (Routine)
31 May 1955	Capel, AU	daily rain	46.2 mm (1.8 in)	23.8 mm (0.9 in)	40 years	33 of 100 (Routine)
31 May 1955	Southbourne, AU	daily rain	48.8 mm (1.9 in)	18.3 mm (0.7 in)	26 years	33 of 100 (Routine)
31 May 1955	Sierraville Rs, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	44 years	32 of 100 (Routine)
31 May 1955	Park Valley, US	monthly rain	27.7 mm (1.1 in)	5.6 mm (0.22 in)	18 years	32 of 100 (Routine)
31 May 1955	Beverley, AU	daily rain	31.8 mm (1.3 in)	16.6 mm (0.7 in)	22 years	31 of 100 (Routine)
31 May 1955	Nordegg, CA	daily rain	26.7 mm (1.1 in)	13.0 mm (0.5 in)	32 years	31 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

1811 to 1955

Records set or tied on this calendar date in each year from 1811 to 1955. 1955 had 534 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 1955-05-31: 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 50	423
50 to 100	4
100 to 150	1
150 to 200	2
200 to 250	1