Weather Records on 31 May 1930

612 weather records were set or tied worldwide on 31 May 1930. Highest significance: Jundah Post Office, AU.

Key Facts for 31 May 1930

On 31 May 1930, 612 weather records were set or tied at long-record stations worldwide.
21 were record highs and 459 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 604 daily.
Jundah Post Office set a daily record precipitation of 77.0 mm (3.0 in) on 31 May 1930.
Across 161 earlier years (1811 to 2026) the same calendar date averaged 436 records.

Record Map

612 stations

612 station records on 31 May 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 May 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jundah Post Office	Australia	Record daily precipitation	77.0 mm (3.0 in)	55 of 100 (Notable)
Langmorn	Australia	Record daily precipitation	83.8 mm (3.3 in)	55 of 100 (Notable)
Parks Spring Rch	United States	Record daily precipitation	61.0 mm (2.4 in)	53 of 100 (Notable)
Gumbardo	Australia	Record daily precipitation	76.7 mm (3.0 in)	52 of 100 (Notable)
Lyndhurst Station	Australia	Record daily precipitation	35.6 mm (1.4 in)	51 of 100 (Notable)
Bobadah (Avoca)	Australia	Record daily precipitation	55.9 mm (2.2 in)	51 of 100 (Notable)
Hughenden Post Office	Australia	Record daily precipitation	77.5 mm (3.1 in)	50 of 100 (Notable)
Bowen Post Office	Australia	Record daily precipitation	53.8 mm (2.1 in)	50 of 100 (Notable)
Anakie Richardson St	Australia	Record daily precipitation	78.2 mm (3.1 in)	50 of 100 (Notable)
Aramac Post Office	Australia	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Franklyn Vale	Australia	Record daily precipitation	91.4 mm (3.6 in)	47 of 100 (Notable)
Capella Post Office	Australia	Record daily precipitation	65.3 mm (2.6 in)	44 of 100 (Notable)
Emerald Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Bowen Downs	Australia	Record daily precipitation	57.2 mm (2.3 in)	44 of 100 (Notable)
Prince Albert Road (Sar)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Adavale Post Office	Australia	Record daily precipitation	72.1 mm (2.8 in)	43 of 100 (Notable)
Bierbank	Australia	Record daily precipitation	40.6 mm (1.6 in)	42 of 100 (Notable)
Saltern Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	41 of 100 (Notable)
Yathong	Australia	Record daily precipitation	57.9 mm (2.3 in)	38 of 100 (Notable)
Prairie Post Office	Australia	Record daily precipitation	65.0 mm (2.6 in)	37 of 100 (Notable)
Burdekin Shire Council	Australia	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Barcaldine Post Office	Australia	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Yantabulla (Brindingabba)	Australia	Record daily precipitation	38.6 mm (1.5 in)	35 of 100 (Notable)
Ilfracombe Post Office	Australia	Record daily precipitation	37.6 mm (1.5 in)	34 of 100 (Routine)
Stamford Station	Australia	Record daily precipitation	26.4 mm (1.0 in)	33 of 100 (Routine)
Longreach Post Office	Australia	Record daily precipitation	38.1 mm (1.5 in)	32 of 100 (Routine)
Greenwood	United States	Record low minimum temperature	6.7 C (44.1 F)	32 of 100 (Routine)
Dwtn Charleston	United States	Record low minimum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Beaconsfield	Australia	Record daily precipitation	37.1 mm (1.5 in)	31 of 100 (Routine)
Nymagee (Wirchilleba)	Australia	Record daily precipitation	43.2 mm (1.7 in)	31 of 100 (Routine)
Ravenswood Post Office	Australia	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Clermont Sirius St	Australia	Record daily precipitation	81.5 mm (3.2 in)	30 of 100 (Routine)
Lochnagar	Australia	Record daily precipitation	41.9 mm (1.6 in)	29 of 100 (Routine)
Cobar (Lerida)	Australia	Record daily precipitation	25.7 mm (1.0 in)	29 of 100 (Routine)
Yantabulla Station	Australia	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Parragundy	Australia	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
The Overflow	Australia	Record daily precipitation	55.9 mm (2.2 in)	29 of 100 (Routine)
Cheneyville 1 NE	United States	Record low minimum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Pembroke Eddy Match	Canada	Record low minimum temperature	-1.1 C (30.0 F)	28 of 100 (Routine)
Rome	United States	Record low minimum temperature	7.2 C (45.0 F)	28 of 100 (Routine)
Newberry	United States	Record low minimum temperature	7.8 C (46.0 F)	28 of 100 (Routine)
Westland	Australia	Record daily precipitation	43.7 mm (1.7 in)	27 of 100 (Routine)
Woolgoolga (Clear Place)	Australia	Record daily precipitation	76.2 mm (3.0 in)	27 of 100 (Routine)
Kingston Queens U	Canada	Record low minimum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Woodville 4 ESE	United States	Record low minimum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Florence #1	United States	Record low minimum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Cowley Station	Australia	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Cultowa	Australia	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Union Springs 9 S	United States	Record low minimum temperature	11.1 C (52.0 F)	26 of 100 (Routine)
Donaldsonville 4 SW	United States	Record low minimum temperature	13.3 C (55.9 F)	26 of 100 (Routine)
Trenton 1 NNE	United States	Record low minimum temperature	9.4 C (48.9 F)	26 of 100 (Routine)
Blackall Township	Australia	Record daily precipitation	35.1 mm (1.4 in)	25 of 100 (Routine)
Lawrence Post Office	Australia	Record daily precipitation	59.7 mm (2.4 in)	25 of 100 (Routine)
Wetumpka	United States	Record low minimum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
Milledgeville	United States	Record low minimum temperature	9.4 C (48.9 F)	25 of 100 (Routine)
Waynesville 1 E	United States	Record low minimum temperature	1.7 C (35.1 F)	25 of 100 (Routine)
Bloomfield	Canada	Record low minimum temperature	-2.8 C (27.0 F)	24 of 100 (Routine)
Louisville 1 E	United States	Record low minimum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Williamsburg 2	United States	Record low minimum temperature	0.6 C (33.1 F)	24 of 100 (Routine)
Amite	United States	Record low minimum temperature	10.6 C (51.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

612 records

Records set or tied on 31 May 1930 by type: Highest daily maximum 12, Lowest daily maximum 60, Highest daily minimum 9, Lowest daily minimum 399, Heaviest daily rainfall 132.

Records on 31 May 1930 by type
Record type	Records
Highest daily maximum	12
Lowest daily maximum	60
Highest daily minimum	9
Lowest daily minimum	399
Heaviest daily rainfall	132
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 May 1930 by timescale: all-time 0, monthly 8, daily 604.

How Much Records Were Beaten By

520 broken records

Margins by which the 520 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.0. Ties are not counted.

Top 20 by Significance

31 May 1930

Top 20 records on 31 May 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 May 1930	Jundah Post Office, AU	daily rain	77.0 mm (3.0 in)	77.0 mm (3.0 in)	39 years	55 of 100 (Notable)
31 May 1930	Langmorn, AU	daily rain	83.8 mm (3.3 in)	63.5 mm (2.5 in)	36 years	55 of 100 (Notable)
31 May 1930	Parks Spring Rch, US	daily rain	61.0 mm (2.4 in)	43.2 mm (1.7 in)	35 years	53 of 100 (Notable)
31 May 1930	Gumbardo, AU	daily rain	76.7 mm (3.0 in)	56.4 mm (2.2 in)	27 years	52 of 100 (Notable)
31 May 1930	Lyndhurst Station, AU	daily rain	35.6 mm (1.4 in)	35.6 mm (1.4 in)	42 years	51 of 100 (Notable)
31 May 1930	Bobadah (Avoca), AU	monthly rain	55.9 mm (2.2 in)	22.4 mm (0.9 in)	17 years	51 of 100 (Notable)
31 May 1930	Hughenden Post Office, AU	daily rain	77.5 mm (3.1 in)	67.1 mm (2.6 in)	20 years	50 of 100 (Notable)
31 May 1930	Bowen Post Office, AU	daily rain	53.8 mm (2.1 in)	50.0 mm (2.0 in)	20 years	50 of 100 (Notable)
31 May 1930	Anakie Richardson St, AU	daily rain	78.2 mm (3.1 in)	71.3 mm (2.8 in)	25 years	50 of 100 (Notable)
31 May 1930	Aramac Post Office, AU	daily rain	50.8 mm (2.0 in)	41.9 mm (1.6 in)	37 years	49 of 100 (Notable)
31 May 1930	Franklyn Vale, AU	daily rain	91.4 mm (3.6 in)	43.9 mm (1.7 in)	23 years	47 of 100 (Notable)
31 May 1930	Capella Post Office, AU	daily rain	65.3 mm (2.6 in)	64.8 mm (2.6 in)	5 years	44 of 100 (Notable)
31 May 1930	Emerald Post Office, AU	daily rain	40.6 mm (1.6 in)	29.2 mm (1.1 in)	36 years	44 of 100 (Notable)
31 May 1930	Bowen Downs, AU	daily rain	57.2 mm (2.3 in)	39.2 mm (1.5 in)	39 years	44 of 100 (Notable)
31 May 1930	Prince Albert Road (Sar), ZA	monthly rain	31.0 mm (1.2 in)	8.9 mm (0.35 in)	40 years	44 of 100 (Notable)
31 May 1930	Adavale Post Office, AU	monthly rain	72.1 mm (2.8 in)	18.8 mm (0.7 in)	40 years	43 of 100 (Notable)
31 May 1930	Bierbank, AU	daily rain	40.6 mm (1.6 in)	33.5 mm (1.3 in)	38 years	42 of 100 (Notable)
31 May 1930	Saltern Post Office, AU	daily rain	40.6 mm (1.6 in)	34.5 mm (1.4 in)	20 years	41 of 100 (Notable)
31 May 1930	Yathong, AU	monthly rain	57.9 mm (2.3 in)	12.7 mm (0.5 in)	34 years	38 of 100 (Notable)
31 May 1930	Prairie Post Office, AU	daily rain	65.0 mm (2.6 in)	40.1 mm (1.6 in)	20 years	37 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 1930

Records set or tied on this calendar date in each year from 1811 to 1930. 1930 had 612 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 1930-05-31: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	459
10 to 20	26
20 to 30	14
30 to 40	10
40 to 50	4
50 to 60	2
60 to 70	3
70 to 80	2