Weather Records on 30 May 1929

368 weather records were set or tied worldwide on 30 May 1929. Highest significance: Tuscola, US.

Key Facts for 30 May 1929

On 30 May 1929, 368 weather records were set or tied at long-record stations worldwide.
319 were record highs and 17 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 43 monthly and 324 daily.
Tuscola set a daily record precipitation of 53.8 mm (2.1 in) on 30 May 1929.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 439 records.

Record Map

368 stations

368 station records on 30 May 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tuscola	United States	Record daily precipitation	53.8 mm (2.1 in)	45 of 100 (Notable)
Ottawa	Canada	Record high minimum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
North Bridgton	United States	Record high minimum temperature	24.4 C (75.9 F)	31 of 100 (Routine)
Mardie	Australia	Record daily precipitation	32.3 mm (1.3 in)	27 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	32.8 C (91.0 F)	26 of 100 (Routine)
Paterson	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	22.8 C (73.0 F)	26 of 100 (Routine)
Kingston	United States	Record high minimum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Pelee Island	Canada	Record high maximum temperature	35.0 C (95.0 F)	25 of 100 (Routine)
Astana	Kazakhstan	Record low minimum temperature	-4.2 C (24.4 F)	25 of 100 (Routine)
Rumford	United States	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Gloversville	United States	Record high minimum temperature	21.1 C (70.0 F)	25 of 100 (Routine)
Big Rapids Wtp	United States	Record high minimum temperature	19.4 C (66.9 F)	24 of 100 (Routine)
Nashua 2 NNW	United States	Record high maximum temperature	33.9 C (93.0 F)	24 of 100 (Routine)
Taunton	United States	Record high maximum temperature	33.9 C (93.0 F)	23 of 100 (Routine)
Holly Springs 2 N	United States	Record high minimum temperature	24.4 C (75.9 F)	23 of 100 (Routine)
Setauket Strong	United States	Record high minimum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Meeker 5 W	United States	Record daily precipitation	57.2 mm (2.3 in)	23 of 100 (Routine)
Cornwall	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Milwaukee Wb City	United States	Record high minimum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Windsor Riverside	Canada	Record high maximum temperature	33.3 C (91.9 F)	22 of 100 (Routine)
White Hall 1 E	United States	Record daily precipitation	46.7 mm (1.8 in)	22 of 100 (Routine)
Farmington	United States	Record high minimum temperature	17.8 C (64.0 F)	22 of 100 (Routine)
Mount Hope	United States	Record high minimum temperature	21.1 C (70.0 F)	22 of 100 (Routine)
Southport 5 N	United States	Record daily precipitation	36.8 mm (1.4 in)	22 of 100 (Routine)
Ottawa Cda	Canada	Record high minimum temperature	19.4 C (66.9 F)	21 of 100 (Routine)
Portland	United States	Record high maximum temperature	32.2 C (90.0 F)	21 of 100 (Routine)
Concord	United States	Record high maximum temperature	35.0 C (95.0 F)	21 of 100 (Routine)
Fitchburg 4 SE	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Lawrence	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Taunton	United States	Record high minimum temperature	19.4 C (66.9 F)	21 of 100 (Routine)
Setauket Strong	United States	Record high maximum temperature	30.6 C (87.1 F)	21 of 100 (Routine)
Norman 3SSE	United States	Record daily precipitation	58.4 mm (2.3 in)	21 of 100 (Routine)
Burlington	United States	Record high minimum temperature	20.0 C (68.0 F)	21 of 100 (Routine)
Parnu	Estonia	Record daily precipitation	24.3 mm (1.0 in)	20 of 100 (Routine)
Cherdyn'	Russia	Record daily precipitation	13.6 mm (0.5 in)	20 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Enisejsk	Russia	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record low minimum temperature	11.1 C (52.0 F)	20 of 100 (Routine)
Gardiner	United States	Record high maximum temperature	33.9 C (93.0 F)	20 of 100 (Routine)
Grayling	United States	Record high minimum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Durham	United States	Record high maximum temperature	35.0 C (95.0 F)	20 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Quakertown	United States	Record high minimum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Dwtn Charleston	United States	Record daily precipitation	32.3 mm (1.3 in)	20 of 100 (Routine)
Escanaba	United States	Record high maximum temperature	28.3 C (82.9 F)	20 of 100 (Routine)
Boston City WSO	United States	Record high minimum temperature	22.2 C (72.0 F)	20 of 100 (Routine)
Pembroke Eddy Match	Canada	Record high minimum temperature	18.9 C (66.0 F)	19 of 100 (Routine)
Port Said	Egypt	Record daily precipitation	2.0 mm (0.08 in)	19 of 100 (Routine)
Storrs	United States	Record high minimum temperature	21.7 C (71.1 F)	19 of 100 (Routine)
Jennings	United States	Record daily precipitation	55.1 mm (2.2 in)	19 of 100 (Routine)
Waterville Wwtp	United States	Record high minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Framingham	United States	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Humboldt	United States	Record high minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Lowville	United States	Record high minimum temperature	19.4 C (66.9 F)	19 of 100 (Routine)
Enosburg Falls	United States	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Tashkent	Uzbekistan	Record low maximum temperature	16.2 C (61.2 F)	19 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	18.3 C (64.9 F)	18 of 100 (Routine)

Counts by Type and Timescale

368 records

Records set or tied on 30 May 1929 by type: Highest daily maximum 105, Lowest daily maximum 6, Highest daily minimum 214, Lowest daily minimum 11, Heaviest daily rainfall 32.

Records on 30 May 1929 by type
Record type	Records
Highest daily maximum	105
Lowest daily maximum	6
Highest daily minimum	214
Lowest daily minimum	11
Heaviest daily rainfall	32
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 May 1929 by timescale: all-time 1, monthly 43, daily 324.

How Much Records Were Beaten By

265 broken records

Margins by which the 265 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 38.1. Ties are not counted.

Top 20 by Significance

30 May 1929

Top 20 records on 30 May 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1929	Tuscola, US	daily rain	53.8 mm (2.1 in)	38.1 mm (1.5 in)	28 years	45 of 100 (Notable)
30 May 1929	Ottawa, CA	monthly high min	20.6 C (69.1 F)	1.2 C (2.2 F)	49 years	31 of 100 (Routine)
30 May 1929	Hamilton, CA	monthly high min	21.7 C (71.1 F)	0.6 C (1.1 F)	49 years	31 of 100 (Routine)
30 May 1929	North Bridgton, US	all-time high min	24.4 C (75.9 F)	0.5 C (0.9 F)	23 years	31 of 100 (Routine)
30 May 1929	Mardie, AU	daily rain	32.3 mm (1.3 in)	31.5 mm (1.2 in)	20 years	27 of 100 (Routine)
30 May 1929	Montreal McGill, CA	monthly high max	32.8 C (91.0 F)	1.1 C (2.0 F)	33 years	26 of 100 (Routine)
30 May 1929	Paterson, US	monthly high min	21.1 C (70.0 F)	1.1 C (2.0 F)	36 years	26 of 100 (Routine)
30 May 1929	Toledo Blade, US	monthly high min	22.8 C (73.0 F)	0.6 C (1.1 F)	33 years	26 of 100 (Routine)
30 May 1929	Kingston, US	monthly high min	20.0 C (68.0 F)	2.2 C (4.0 F)	26 years	26 of 100 (Routine)
30 May 1929	Pelee Island, CA	daily high max	35.0 C (95.0 F)	6.7 C (12.1 F)	33 years	25 of 100 (Routine)
30 May 1929	Astana, KZ	daily low min	-4.2 C (24.4 F)	6.1 C (11.0 F)	29 years	25 of 100 (Routine)
30 May 1929	Rumford, US	daily high min	19.4 C (66.9 F)	6.1 C (11.0 F)	20 years	25 of 100 (Routine)
30 May 1929	Gloversville, US	monthly high min	21.1 C (70.0 F)	1.1 C (2.0 F)	33 years	25 of 100 (Routine)
30 May 1929	Big Rapids Wtp, US	monthly high min	19.4 C (66.9 F)	1.1 C (2.0 F)	33 years	24 of 100 (Routine)
30 May 1929	Nashua 2 NNW, US	daily high max	33.9 C (93.0 F)	4.5 C (8.1 F)	42 years	24 of 100 (Routine)
30 May 1929	Taunton, US	monthly high max	33.9 C (93.0 F)	0.6 C (1.1 F)	33 years	23 of 100 (Routine)
30 May 1929	Holly Springs 2 N, US	monthly high min	24.4 C (75.9 F)	0.5 C (0.9 F)	30 years	23 of 100 (Routine)
30 May 1929	Setauket Strong, US	monthly high min	18.9 C (66.0 F)	0.6 C (1.1 F)	29 years	23 of 100 (Routine)
30 May 1929	Meeker 5 W, US	daily rain	57.2 mm (2.3 in)	38.1 mm (1.5 in)	22 years	23 of 100 (Routine)
30 May 1929	Cornwall, US	monthly high max	35.0 C (95.0 F)	0.6 C (1.1 F)	33 years	23 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

1818 to 1929

Records set or tied on this calendar date in each year from 1818 to 1929. 1929 had 368 records.

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

Records on 05-30 in each year
Year	Records
1818	3
1844	1
1847	1
1848	1
1852	1
1853	1
1855	1
1856	1
1858	1
1860	2
1863	1
1864	1
1865	4
1867	1
1868	4
1870	1
1871	2
1873	4
1878	1
1879	1
1880	2
1881	1
1882	2
1883	1
1884	2
1885	1
1886	1
1887	1
1889	3
1890	1
1891	1
1892	2
1893	7
1894	2
1895	5
1896	1
1897	1
1898	2
1899	4
1900	1
1901	4
1902	9
1903	12
1904	7
1905	20
1906	8
1907	20
1908	32
1909	6
1910	22
1911	22
1912	26
1913	89
1914	25
1915	32
1916	41
1917	42
1918	31
1919	90
1920	28
1921	392
1922	72
1923	121
1924	187
1925	190
1926	201
1927	177
1928	86
1929	368
1930	530
1931	316
1932	256
1933	250
1934	731
1935	88
1936	579
1937	440
1938	309
1939	336
1940	289
1941	518
1942	500
1943	444
1944	325
1945	383
1946	310
1947	880
1948	386
1949	318
1950	376
1951	448
1952	295
1953	622
1954	271
1955	377
1956	466
1957	267
1958	480
1959	419
1960	274
1961	657
1962	454
1963	245
1964	709
1965	454
1966	326
1967	859
1968	357
1969	1,092
1970	483
1971	1,044
1972	721
1973	391
1974	631
1975	776
1976	499
1977	444
1978	888
1979	1,185
1980	650
1981	1,001
1982	981
1983	1,310
1984	2,543
1985	772
1986	1,264
1987	1,021
1988	1,371
1989	1,021
1990	983
1991	1,264
1992	1,413
1993	690
1994	834
1995	777
1996	893
1997	936
1998	1,190
1999	1,113
2000	1,391
2001	854
2002	940
2003	1,110
2004	1,219
2005	737
2006	1,179
2007	1,128
2008	829
2009	480
2010	771
2011	1,914
2012	720
2013	821
2014	551
2015	699
2016	540
2017	657
2018	1,319
2019	706
2020	920
2021	841
2022	1,034
2023	344
2024	600
2025	828
2026	525

Download the Data

Data for records on 1929-05-30: 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 5	231
5 to 10	20
10 to 15	3
15 to 20	5
20 to 25	1
25 to 30	1
30 to 35	1
35 to 40	3