Weather Records on 23 July 1933

432 weather records were set or tied worldwide on 23 July 1933. Highest significance: Bologna, IT.

Key Facts for 23 July 1933

On 23 July 1933, 432 weather records were set or tied at long-record stations worldwide.
294 were record highs and 42 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 15 monthly and 410 daily.
Bologna set a daily record precipitation of 71.7 mm (2.8 in) on 23 July 1933.
Across 167 earlier years (1794 to 2026) the same calendar date averaged 448 records.

Record Map

432 stations

432 station records on 23 July 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 July 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bologna	Italy	Record daily precipitation	71.7 mm (2.8 in)	80 of 100 (Exceptional)
Debrecen Airport	Hungary	Record daily precipitation	61.6 mm (2.4 in)	55 of 100 (Notable)
Plain Dealing	United States	Record daily precipitation	225.6 mm (8.9 in)	55 of 100 (Notable)
Khatra	India	Record daily precipitation	111.8 mm (4.4 in)	49 of 100 (Notable)
Simcoe	Canada	Record high maximum temperature	37.8 C (100.0 F)	46 of 100 (Notable)
Southampton	Canada	Record high maximum temperature	35.6 C (96.1 F)	42 of 100 (Notable)
Bukkapatnam	India	Record daily precipitation	53.3 mm (2.1 in)	38 of 100 (Notable)
Amlagora	India	Record daily precipitation	149.9 mm (5.9 in)	37 of 100 (Notable)
Warren 3 S	United States	Record high maximum temperature	38.9 C (102.0 F)	36 of 100 (Notable)
Pelee Island	Canada	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Lockport 2SE	United States	Record high maximum temperature	37.8 C (100.0 F)	35 of 100 (Notable)
Mt Carroll	United States	Record daily precipitation	54.4 mm (2.1 in)	34 of 100 (Routine)
St Louis Eads Brg	United States	Record daily precipitation	94.5 mm (3.7 in)	33 of 100 (Routine)
Robeline	United States	Record low maximum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Coldwater St School	United States	Record high maximum temperature	41.1 C (106.0 F)	31 of 100 (Routine)
Raghunathpur	India	Record daily precipitation	80.0 mm (3.1 in)	30 of 100 (Routine)
Milaca	United States	Record daily precipitation	46.2 mm (1.8 in)	30 of 100 (Routine)
Kingston Queens U	Canada	Record high maximum temperature	32.8 C (91.0 F)	28 of 100 (Routine)
Guelph Oac	Canada	Record high maximum temperature	35.6 C (96.1 F)	28 of 100 (Routine)
Angelica	United States	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Sarajevo	Bosnia and Herzegovina	Record daily precipitation	26.5 mm (1.0 in)	27 of 100 (Routine)
Vishnupur	India	Record daily precipitation	147.3 mm (5.8 in)	27 of 100 (Routine)
Estherville 4E	United States	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Medicine Lodge	United States	Record daily precipitation	31.5 mm (1.2 in)	27 of 100 (Routine)
Dover	United States	Record high maximum temperature	40.6 C (105.1 F)	27 of 100 (Routine)
Lost Creek Near	United States	Record high maximum temperature	37.8 C (100.0 F)	27 of 100 (Routine)
Regina Int'l A	Canada	Record low minimum temperature	2.2 C (36.0 F)	26 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	37.8 C (100.0 F)	26 of 100 (Routine)
Farmland 5 NNW	United States	Record high maximum temperature	38.9 C (102.0 F)	26 of 100 (Routine)
State College	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
Minicoy Obsy	India	Record daily precipitation	91.4 mm (3.6 in)	25 of 100 (Routine)
Falun	Sweden	Record daily precipitation	33.1 mm (1.3 in)	25 of 100 (Routine)
Alvin	United States	Record daily precipitation	113.8 mm (4.5 in)	25 of 100 (Routine)
Woodstock	Canada	Record high maximum temperature	36.1 C (97.0 F)	24 of 100 (Routine)
N Loup	United States	Record daily precipitation	26.7 mm (1.1 in)	24 of 100 (Routine)
Auburn	United States	Record high maximum temperature	36.7 C (98.1 F)	24 of 100 (Routine)
Welland	Canada	Record high maximum temperature	36.7 C (98.1 F)	23 of 100 (Routine)
Baunsi	India	Record daily precipitation	50.0 mm (2.0 in)	23 of 100 (Routine)
Lowville	United States	Record high maximum temperature	37.2 C (99.0 F)	23 of 100 (Routine)
Norwalk Wwtp	United States	Record high maximum temperature	40.0 C (104.0 F)	23 of 100 (Routine)
Longview	United States	Record low maximum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
Longview	United States	Record daily precipitation	97.8 mm (3.9 in)	23 of 100 (Routine)
Alfred	United States	Record high maximum temperature	35.0 C (95.0 F)	22 of 100 (Routine)
Marion	United States	Record high maximum temperature	38.9 C (102.0 F)	22 of 100 (Routine)
Millport 4 NE	United States	Record high maximum temperature	36.1 C (97.0 F)	22 of 100 (Routine)
New Martinsville 4 NNE	United States	Record high maximum temperature	40.0 C (104.0 F)	22 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	20.0 C (68.0 F)	21 of 100 (Routine)
Kotalpur	India	Record daily precipitation	87.6 mm (3.4 in)	21 of 100 (Routine)
Arambagh	India	Record daily precipitation	60.7 mm (2.4 in)	21 of 100 (Routine)
Quitman 2 NW	United States	Record daily precipitation	50.8 mm (2.0 in)	21 of 100 (Routine)
Northwood	United States	Record daily precipitation	28.4 mm (1.1 in)	21 of 100 (Routine)
Cheneyville 1 NE	United States	Record low maximum temperature	28.3 C (82.9 F)	21 of 100 (Routine)
Pontiac Wwtp	United States	Record high maximum temperature	38.3 C (100.9 F)	21 of 100 (Routine)
Circleville	United States	Record high minimum temperature	23.3 C (73.9 F)	21 of 100 (Routine)
Marion	United States	Record daily precipitation	62.7 mm (2.5 in)	21 of 100 (Routine)
Beaumont City	United States	Record daily precipitation	115.6 mm (4.6 in)	21 of 100 (Routine)
Laketown	United States	Record high minimum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Port Townsend	United States	Record low minimum temperature	7.2 C (45.0 F)	21 of 100 (Routine)
Haileybury	Canada	Record high maximum temperature	31.1 C (88.0 F)	20 of 100 (Routine)
Coldwater	Canada	Record high maximum temperature	33.9 C (93.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

432 records

Records set or tied on 23 July 1933 by type: Highest daily maximum 207, Lowest daily maximum 25, Highest daily minimum 87, Lowest daily minimum 17, Heaviest daily rainfall 96.

Records on 23 July 1933 by type
Record type	Records
Highest daily maximum	207
Lowest daily maximum	25
Highest daily minimum	87
Lowest daily minimum	17
Heaviest daily rainfall	96
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 July 1933 by timescale: all-time 7, monthly 15, daily 410.

How Much Records Were Beaten By

347 broken records

Margins by which the 347 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 164.6. Ties are not counted.

Top 20 by Significance

23 July 1933

Top 20 records on 23 July 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 July 1933	Bologna, IT	daily rain	71.7 mm (2.8 in)	66.4 mm (2.6 in)	105 years	80 of 100 (Exceptional)
23 July 1933	Debrecen Airport, HU	monthly rain	61.6 mm (2.4 in)	24.3 mm (1.0 in)	18 years	55 of 100 (Notable)
23 July 1933	Plain Dealing, US	daily rain	225.6 mm (8.9 in)	164.6 mm (6.5 in)	37 years	55 of 100 (Notable)
23 July 1933	Khatra, IN	daily rain	111.8 mm (4.4 in)	71.2 mm (2.8 in)	23 years	49 of 100 (Notable)
23 July 1933	Simcoe, CA	all-time high max	37.8 C (100.0 F)	0.6 C (1.1 F)	65 years	46 of 100 (Notable)
23 July 1933	Southampton, CA	all-time high max	35.6 C (96.1 F)	0.6 C (1.1 F)	51 years	42 of 100 (Notable)
23 July 1933	Bukkapatnam, IN	daily rain	53.3 mm (2.1 in)	49.2 mm (1.9 in)	19 years	38 of 100 (Notable)
23 July 1933	Amlagora, IN	daily rain	149.9 mm (5.9 in)	78.8 mm (3.1 in)	8 years	37 of 100 (Notable)
23 July 1933	Warren 3 S, US	all-time high max	38.9 C (102.0 F)	0.6 C (1.1 F)	38 years	36 of 100 (Notable)
23 July 1933	Pelee Island, CA	all-time high max	39.4 C (102.9 F)	0.5 C (0.9 F)	36 years	35 of 100 (Notable)
23 July 1933	Lockport 2SE, US	all-time high max	37.8 C (100.0 F)	0.6 C (1.1 F)	36 years	35 of 100 (Notable)
23 July 1933	Mt Carroll, US	daily rain	54.4 mm (2.1 in)	27.2 mm (1.1 in)	36 years	34 of 100 (Routine)
23 July 1933	St Louis Eads Brg, US	monthly rain	94.5 mm (3.7 in)	13.5 mm (0.5 in)	35 years	33 of 100 (Routine)
23 July 1933	Robeline, US	daily low max	26.1 C (79.0 F)	5.0 C (9.0 F)	28 years	31 of 100 (Routine)
23 July 1933	Coldwater St School, US	all-time high max	41.1 C (106.0 F)	1.7 C (3.1 F)	14 years	31 of 100 (Routine)
23 July 1933	Raghunathpur, IN	daily rain	80.0 mm (3.1 in)	34.0 mm (1.3 in)	24 years	30 of 100 (Routine)
23 July 1933	Milaca, US	daily rain	46.2 mm (1.8 in)	36.3 mm (1.4 in)	22 years	30 of 100 (Routine)
23 July 1933	Kingston Queens U, CA	daily high max	32.8 C (91.0 F)	2.8 C (5.0 F)	44 years	28 of 100 (Routine)
23 July 1933	Guelph Oac, CA	daily high max	35.6 C (96.1 F)	3.4 C (6.1 F)	47 years	28 of 100 (Routine)
23 July 1933	Angelica, US	daily rain	35.1 mm (1.4 in)	17.3 mm (0.7 in)	28 years	28 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

1794 to 1933

Records set or tied on this calendar date in each year from 1794 to 1933. 1933 had 432 records.

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

Records on 07-23 in each year
Year	Records
1794	2
1797	1
1804	1
1810	1
1811	2
1832	1
1835	1
1836	2
1838	1
1845	1
1846	2
1851	1
1852	1
1855	2
1856	1
1859	1
1860	1
1861	1
1863	1
1867	1
1868	5
1870	1
1873	2
1875	2
1877	1
1879	2
1880	2
1882	1
1883	1
1884	1
1885	5
1886	1
1887	2
1888	1
1889	5
1890	4
1894	3
1895	7
1896	4
1898	9
1899	5
1900	8
1901	10
1902	6
1903	4
1904	18
1905	11
1906	19
1907	9
1908	15
1909	27
1910	54
1911	37
1912	43
1913	36
1914	59
1915	35
1916	34
1917	42
1918	96
1919	26
1920	40
1921	221
1922	113
1923	104
1924	158
1925	173
1926	266
1927	308
1928	146
1929	174
1930	214
1931	334
1932	232
1933	432
1934	898
1935	329
1936	403
1937	319
1938	354
1939	277
1940	494
1941	292
1942	265
1943	245
1944	350
1945	239
1946	531
1947	1,238
1948	610
1949	453
1950	500
1951	422
1952	788
1953	660
1954	545
1955	585
1956	402
1957	513
1958	633
1959	606
1960	568
1961	937
1962	465
1963	490
1964	373
1965	368
1966	368
1967	347
1968	480
1969	436
1970	935
1971	648
1972	640
1973	798
1974	578
1975	359
1976	425
1977	570
1978	1,064
1979	648
1980	703
1981	1,030
1982	594
1983	1,324
1984	980
1985	711
1986	1,239
1987	1,164
1988	1,124
1989	868
1990	1,033
1991	1,050
1992	1,469
1993	1,466
1994	1,215
1995	827
1996	1,227
1997	1,088
1998	885
1999	846
2000	1,225
2001	1,242
2002	875
2003	1,649
2004	1,148
2005	997
2006	1,757
2007	1,262
2008	1,057
2009	1,069
2010	1,627
2011	1,907
2012	822
2013	648
2014	783
2015	559
2016	760
2017	517
2018	873
2019	786
2020	514
2021	506
2022	707
2023	629
2024	798
2025	917
2026	788

Download the Data

Data for records on 1933-07-23: 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 25	331
25 to 50	12
50 to 75	2
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	1