Weather Records on 15 May 1933

439 weather records were set or tied worldwide on 15 May 1933. Highest significance: Mingela Post Office, AU.

Key Facts for 15 May 1933

On 15 May 1933, 439 weather records were set or tied at long-record stations worldwide.
127 were record highs and 37 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 433 daily.
Mingela Post Office set a daily record precipitation of 74.9 mm (2.9 in) on 15 May 1933.
Across 162 earlier years (1820 to 2026) the same calendar date averaged 431 records.

Record Map

439 stations

439 station records on 15 May 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 May 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mingela Post Office	Australia	Record daily precipitation	74.9 mm (2.9 in)	53 of 100 (Notable)
Anchorage	United States	Record daily precipitation	79.2 mm (3.1 in)	50 of 100 (Notable)
Albany	United States	Record daily precipitation	139.7 mm (5.5 in)	48 of 100 (Notable)
Lampasas	United States	Record daily precipitation	67.1 mm (2.6 in)	41 of 100 (Notable)
Low Isles Lighthouse	Australia	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
Chiplun	India	Record daily precipitation	48.8 mm (1.9 in)	39 of 100 (Notable)
Jalna	India	Record daily precipitation	47.0 mm (1.9 in)	38 of 100 (Notable)
Niphad	India	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Challakire	India	Record daily precipitation	69.1 mm (2.7 in)	37 of 100 (Notable)
Reid River Railway Station	Australia	Record daily precipitation	44.7 mm (1.8 in)	35 of 100 (Notable)
Sivakasi	India	Record daily precipitation	48.3 mm (1.9 in)	35 of 100 (Notable)
Monghyr	India	Record daily precipitation	54.9 mm (2.2 in)	34 of 100 (Routine)
Harvey Creek Railway STN	Australia	Record daily precipitation	95.3 mm (3.8 in)	33 of 100 (Routine)
Sellheim	Australia	Record daily precipitation	34.3 mm (1.4 in)	33 of 100 (Routine)
Supa	India	Record daily precipitation	54.9 mm (2.2 in)	33 of 100 (Routine)
Kalghatgi	India	Record daily precipitation	70.9 mm (2.8 in)	32 of 100 (Routine)
Talegaon	India	Record daily precipitation	28.7 mm (1.1 in)	32 of 100 (Routine)
Jath	India	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Bird Rocks	Canada	Record low minimum temperature	-3.3 C (26.1 F)	30 of 100 (Routine)
Ingham Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Hadagalli	India	Record daily precipitation	49.8 mm (2.0 in)	29 of 100 (Routine)
Kalyan	India	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Pusesauli	India	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Henrietta	United States	Record daily precipitation	81.8 mm (3.2 in)	28 of 100 (Routine)
Pandharpur	India	Record daily precipitation	29.7 mm (1.2 in)	27 of 100 (Routine)
Point Amour	Canada	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
Vada	India	Record daily precipitation	42.9 mm (1.7 in)	26 of 100 (Routine)
Neosho	United States	Record daily precipitation	44.7 mm (1.8 in)	26 of 100 (Routine)
Arambagh	India	Record daily precipitation	46.2 mm (1.8 in)	25 of 100 (Routine)
Madison Wb City	United States	Record daily precipitation	35.3 mm (1.4 in)	25 of 100 (Routine)
Ravenswood Post Office	Australia	Record daily precipitation	34.3 mm (1.4 in)	24 of 100 (Routine)
Mandangad	India	Record daily precipitation	34.3 mm (1.4 in)	24 of 100 (Routine)
Srivilliputhur	India	Record daily precipitation	40.6 mm (1.6 in)	24 of 100 (Routine)
Tanjavur	India	Record daily precipitation	31.2 mm (1.2 in)	24 of 100 (Routine)
Bonham 3NNE	United States	Record daily precipitation	52.1 mm (2.1 in)	24 of 100 (Routine)
Penola Post Office	Australia	Record daily precipitation	27.7 mm (1.1 in)	23 of 100 (Routine)
Cardwell Marine Pde	Australia	Record daily precipitation	47.0 mm (1.9 in)	23 of 100 (Routine)
Dunolly	Australia	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Bolpur	India	Record daily precipitation	33.0 mm (1.3 in)	23 of 100 (Routine)
Yarrabah Comm Council	Australia	Record daily precipitation	45.2 mm (1.8 in)	22 of 100 (Routine)
Tiptur	India	Record daily precipitation	41.9 mm (1.6 in)	22 of 100 (Routine)
Chettikulam	India	Record daily precipitation	41.9 mm (1.6 in)	22 of 100 (Routine)
Snowflake	United States	Record low maximum temperature	16.7 C (62.1 F)	22 of 100 (Routine)
Winnsboro	United States	Record high maximum temperature	36.7 C (98.1 F)	22 of 100 (Routine)
Kudligi	India	Record daily precipitation	27.7 mm (1.1 in)	21 of 100 (Routine)
Shirala	India	Record daily precipitation	46.5 mm (1.8 in)	21 of 100 (Routine)
Attur	India	Record daily precipitation	65.5 mm (2.6 in)	21 of 100 (Routine)
Calhoun 2 N	United States	Record high minimum temperature	22.2 C (72.0 F)	21 of 100 (Routine)
Zhizdra	Russia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Badnera	India	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Mungeranie	Australia	Record daily precipitation	6.6 mm (0.26 in)	20 of 100 (Routine)
Bhadgaon	India	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Arvi	India	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Bhiwandi	India	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Verhojansk	Russia	Record daily precipitation	2.4 mm (0.09 in)	20 of 100 (Routine)
Nanded	India	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Georgetown Post Office	Australia	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Rowena (Iffley)	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Mercadool	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Sangamner	India	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)

Counts by Type and Timescale

439 records

Records set or tied on 15 May 1933 by type: Highest daily maximum 52, Lowest daily maximum 15, Highest daily minimum 75, Lowest daily minimum 22, Heaviest daily rainfall 274, Heaviest daily snowfall 1.

Records on 15 May 1933 by type
Record type	Records
Highest daily maximum	52
Lowest daily maximum	15
Highest daily minimum	75
Lowest daily minimum	22
Heaviest daily rainfall	274
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 15 May 1933 by timescale: all-time 1, monthly 5, daily 433.

How Much Records Were Beaten By

385 broken records

Margins by which the 385 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 74.9. Ties are not counted.

Top 20 by Significance

15 May 1933

Top 20 records on 15 May 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 May 1933	Mingela Post Office, AU	daily rain	74.9 mm (2.9 in)	74.9 mm (2.9 in)	33 years	53 of 100 (Notable)
15 May 1933	Anchorage, US	daily rain	79.2 mm (3.1 in)	56.8 mm (2.2 in)	24 years	50 of 100 (Notable)
15 May 1933	Albany, US	all-time rain	139.7 mm (5.5 in)	34.3 mm (1.4 in)	0 years	48 of 100 (Notable)
15 May 1933	Lampasas, US	daily rain	67.1 mm (2.6 in)	48.0 mm (1.9 in)	11 years	41 of 100 (Notable)
15 May 1933	Low Isles Lighthouse, AU	daily rain	43.9 mm (1.7 in)	28.9 mm (1.1 in)	26 years	40 of 100 (Notable)
15 May 1933	Chiplun, IN	daily rain	48.8 mm (1.9 in)	48.8 mm (1.9 in)	32 years	39 of 100 (Notable)
15 May 1933	Jalna, IN	daily rain	47.0 mm (1.9 in)	32.8 mm (1.3 in)	16 years	38 of 100 (Notable)
15 May 1933	Niphad, IN	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	32 years	38 of 100 (Notable)
15 May 1933	Challakire, IN	daily rain	69.1 mm (2.7 in)	47.5 mm (1.9 in)	22 years	37 of 100 (Notable)
15 May 1933	Reid River Railway Station, AU	daily rain	44.7 mm (1.8 in)	38.3 mm (1.5 in)	24 years	35 of 100 (Notable)
15 May 1933	Sivakasi, IN	daily rain	48.3 mm (1.9 in)	36.4 mm (1.4 in)	12 years	35 of 100 (Notable)
15 May 1933	Monghyr, IN	daily rain	54.9 mm (2.2 in)	37.4 mm (1.5 in)	20 years	34 of 100 (Routine)
15 May 1933	Harvey Creek Railway STN, AU	daily rain	95.3 mm (3.8 in)	65.3 mm (2.6 in)	33 years	33 of 100 (Routine)
15 May 1933	Sellheim, AU	daily rain	34.3 mm (1.4 in)	31.3 mm (1.2 in)	2 years	33 of 100 (Routine)
15 May 1933	Supa, IN	daily rain	54.9 mm (2.2 in)	26.7 mm (1.1 in)	14 years	33 of 100 (Routine)
15 May 1933	Kalghatgi, IN	monthly rain	70.9 mm (2.8 in)	16.3 mm (0.6 in)	22 years	32 of 100 (Routine)
15 May 1933	Talegaon, IN	daily rain	28.7 mm (1.1 in)	24.1 mm (0.9 in)	2 years	32 of 100 (Routine)
15 May 1933	Jath, IN	daily rain	29.5 mm (1.2 in)	20.6 mm (0.8 in)	14 years	31 of 100 (Routine)
15 May 1933	Bird Rocks, CA	daily low min	-3.3 C (26.1 F)	2.2 C (4.0 F)	50 years	30 of 100 (Routine)
15 May 1933	Ingham Post Office, AU	daily rain	40.6 mm (1.6 in)	26.6 mm (1.0 in)	32 years	29 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

1820 to 1933

Records set or tied on this calendar date in each year from 1820 to 1933. 1933 had 439 records.

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

Records on 05-15 in each year
Year	Records
1820	1
1825	1
1831	1
1832	1
1837	2
1845	1
1847	2
1848	1
1855	2
1857	2
1859	1
1862	1
1863	1
1865	1
1866	2
1867	1
1868	2
1870	1
1871	3
1874	2
1876	4
1878	1
1879	2
1881	1
1883	1
1885	1
1886	2
1888	3
1891	3
1893	5
1894	2
1895	4
1896	2
1897	4
1898	3
1899	9
1900	9
1901	2
1902	9
1903	4
1904	13
1905	16
1906	10
1907	27
1908	25
1909	89
1910	27
1911	27
1912	26
1913	60
1914	16
1915	236
1916	27
1917	80
1918	133
1919	25
1920	58
1921	92
1922	30
1923	125
1924	174
1925	100
1926	161
1927	191
1928	144
1929	161
1930	136
1931	459
1932	368
1933	439
1934	227
1935	288
1936	372
1937	373
1938	393
1939	351
1940	179
1941	454
1942	701
1943	568
1944	630
1945	588
1946	238
1947	334
1948	264
1949	363
1950	260
1951	736
1952	476
1953	426
1954	355
1955	538
1956	466
1957	521
1958	605
1959	764
1960	291
1961	508
1962	1,128
1963	782
1964	347
1965	320
1966	389
1967	609
1968	1,019
1969	790
1970	512
1971	351
1972	484
1973	818
1974	1,230
1975	372
1976	803
1977	1,186
1978	922
1979	404
1980	625
1981	586
1982	500
1983	1,215
1984	1,059
1985	649
1986	679
1987	1,073
1988	643
1989	552
1990	776
1991	1,179
1992	944
1993	784
1994	910
1995	1,750
1996	1,452
1997	1,175
1998	1,641
1999	810
2000	850
2001	1,280
2002	801
2003	1,023
2004	1,046
2005	767
2006	955
2007	949
2008	995
2009	675
2010	1,088
2011	1,298
2012	751
2013	1,081
2014	1,411
2015	717
2016	890
2017	435
2018	1,074
2019	627
2020	472
2021	412
2022	847
2023	566
2024	596
2025	801
2026	481

Download the Data

Data for records on 1933-05-15: 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	295
10 to 20	53
20 to 30	20
30 to 40	9
40 to 50	4
50 to 60	2
60 to 70	1
70 to 80	1