Weather Records on 20 July 1946

482 weather records were set or tied worldwide on 20 July 1946. Highest significance: St Patricks River (Targa Farm), AU.

Key Facts for 20 July 1946

On 20 July 1946, 482 weather records were set or tied at long-record stations worldwide.
161 were record highs and 64 were record lows, counting maximum and minimum temperature.
By timescale, 11 were all-time records, 3 monthly and 468 daily.
St Patricks River (Targa Farm) set an all-time record daily precipitation of 184.2 mm (7.3 in) on 20 July 1946.
Across 161 earlier years (1809 to 2026) the same calendar date averaged 459 records.

Record Map

482 stations

482 station records on 20 July 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 July 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
St Patricks River (Targa Farm)	Australia	Record daily precipitation	184.2 mm (7.3 in)	66 of 100 (Major)
Edenhope (Post Office)	Australia	Record daily precipitation	40.1 mm (1.6 in)	59 of 100 (Notable)
Warranooke (Glenorchy)	Australia	Record daily precipitation	30.7 mm (1.2 in)	57 of 100 (Notable)
Casterton (Roseneath)	Australia	Record daily precipitation	36.8 mm (1.4 in)	52 of 100 (Notable)
Lancaster 2 NW	United States	Record daily precipitation	59.7 mm (2.4 in)	52 of 100 (Notable)
Urbana Wrf	United States	Record daily precipitation	111.0 mm (4.4 in)	52 of 100 (Notable)
Bowling Green Wwtp	United States	Record daily precipitation	85.6 mm (3.4 in)	50 of 100 (Notable)
Irkutsk	Russia	Record daily precipitation	50.6 mm (2.0 in)	49 of 100 (Notable)
Penola Post Office	Australia	Record daily precipitation	48.8 mm (1.9 in)	48 of 100 (Notable)
Mtn View 91	United States	Record daily precipitation	287.3 mm (11.3 in)	48 of 100 (Notable)
Amraoti	India	Record daily precipitation	113.5 mm (4.5 in)	46 of 100 (Notable)
Casterton (Warrock)	Australia	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Minsk	Belarus	Record daily precipitation	34.5 mm (1.4 in)	44 of 100 (Notable)
Willowghby East Lake	United States	Record daily precipitation	109.7 mm (4.3 in)	43 of 100 (Notable)
Louisiana Starks Nurse	United States	Record daily precipitation	68.1 mm (2.7 in)	42 of 100 (Notable)
Delaware	United States	Record daily precipitation	76.2 mm (3.0 in)	42 of 100 (Notable)
Jacksonville	United States	Record high maximum temperature	42.8 C (109.0 F)	42 of 100 (Notable)
Tomsk	Russia	Record daily precipitation	36.7 mm (1.4 in)	41 of 100 (Notable)
Naracoorte	Australia	Record daily precipitation	38.4 mm (1.5 in)	40 of 100 (Notable)
Dergholm (Hillgrove)	Australia	Record daily precipitation	30.2 mm (1.2 in)	40 of 100 (Notable)
Anjangaon	India	Record daily precipitation	75.7 mm (3.0 in)	40 of 100 (Notable)
Carrollton Lock 1	United States	Record daily precipitation	58.4 mm (2.3 in)	40 of 100 (Notable)
Summit Grd STN	United States	Record high maximum temperature	36.1 C (97.0 F)	40 of 100 (Notable)
West Newton	United States	Record daily precipitation	72.9 mm (2.9 in)	40 of 100 (Notable)
Kapoho 93	United States	Record daily precipitation	95.3 mm (3.8 in)	39 of 100 (Notable)
Indiana	United States	Record daily precipitation	37.6 mm (1.5 in)	38 of 100 (Notable)
Lottah	Australia	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Trinidad	United States	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Eaton	United States	Record daily precipitation	41.9 mm (1.6 in)	36 of 100 (Notable)
Dhandaus	India	Record daily precipitation	94.0 mm (3.7 in)	35 of 100 (Notable)
Brinkley	United States	Record daily precipitation	49.3 mm (1.9 in)	35 of 100 (Notable)
Fallston	United States	Record daily precipitation	57.2 mm (2.3 in)	35 of 100 (Notable)
Talent	United States	Record high maximum temperature	43.9 C (111.0 F)	35 of 100 (Notable)
Chandur Bazar	India	Record daily precipitation	70.6 mm (2.8 in)	34 of 100 (Routine)
Mooralla (Woodleigh)	Australia	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Achalpur	India	Record daily precipitation	64.0 mm (2.5 in)	33 of 100 (Routine)
Huehue 92.1	United States	Record daily precipitation	31.2 mm (1.2 in)	33 of 100 (Routine)
Springfield Elmwood Av	United States	Record daily precipitation	50.5 mm (2.0 in)	32 of 100 (Routine)
Niphad	India	Record daily precipitation	33.0 mm (1.3 in)	31 of 100 (Routine)
Jasdan	India	Record daily precipitation	81.3 mm (3.2 in)	30 of 100 (Routine)
Ft Wayne Maumee	United States	Record daily precipitation	37.1 mm (1.5 in)	30 of 100 (Routine)
Marion 2 N	United States	Record daily precipitation	51.6 mm (2.0 in)	30 of 100 (Routine)
Greensburg 2 S	United States	Record daily precipitation	31.0 mm (1.2 in)	30 of 100 (Routine)
Mt Carmel 4 NW	United States	Record daily precipitation	41.7 mm (1.6 in)	29 of 100 (Routine)
Marble Hill	United States	Record daily precipitation	44.5 mm (1.8 in)	29 of 100 (Routine)
Sidney 2 N	United States	Record daily precipitation	28.2 mm (1.1 in)	29 of 100 (Routine)
Modoc Orchard	United States	Record high maximum temperature	43.9 C (111.0 F)	29 of 100 (Routine)
Woodville 4 ESE	United States	Record low minimum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Napoleon	United States	Record daily precipitation	40.6 mm (1.6 in)	28 of 100 (Routine)
Astoria	United States	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Goliad	United States	Record daily precipitation	48.3 mm (1.9 in)	28 of 100 (Routine)
Northfield	United States	Record high minimum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Alibag-Cvl.Hosp.	India	Record daily precipitation	159.3 mm (6.3 in)	27 of 100 (Routine)
Roha	India	Record daily precipitation	198.1 mm (7.8 in)	27 of 100 (Routine)
Drain	United States	Record high maximum temperature	42.2 C (108.0 F)	27 of 100 (Routine)
Otto FAA AP	United States	Record low maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Woodend (Carlisle Street)	Australia	Record daily precipitation	31.2 mm (1.2 in)	26 of 100 (Routine)
Chatham	Canada	Record low maximum temperature	15.6 C (60.1 F)	26 of 100 (Routine)
Mainpuri	India	Record daily precipitation	64.3 mm (2.5 in)	26 of 100 (Routine)
McCloud	United States	Record high maximum temperature	40.6 C (105.1 F)	26 of 100 (Routine)

Counts by Type and Timescale

482 records

Records set or tied on 20 July 1946 by type: Highest daily maximum 87, Lowest daily maximum 28, Highest daily minimum 74, Lowest daily minimum 36, Heaviest daily rainfall 257.

Records on 20 July 1946 by type
Record type	Records
Highest daily maximum	87
Lowest daily maximum	28
Highest daily minimum	74
Lowest daily minimum	36
Heaviest daily rainfall	257
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 July 1946 by timescale: all-time 11, monthly 3, daily 468.

How Much Records Were Beaten By

380 broken records

Margins by which the 380 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.9. Ties are not counted.

Top 20 by Significance

20 July 1946

Top 20 records on 20 July 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 July 1946	St Patricks River (Targa Farm), AU	all-time rain	184.2 mm (7.3 in)	76.8 mm (3.0 in)	9 years	66 of 100 (Major)
20 July 1946	Edenhope (Post Office), AU	daily rain	40.1 mm (1.6 in)	29.4 mm (1.2 in)	48 years	59 of 100 (Notable)
20 July 1946	Warranooke (Glenorchy), AU	daily rain	30.7 mm (1.2 in)	19.8 mm (0.8 in)	39 years	57 of 100 (Notable)
20 July 1946	Casterton (Roseneath), AU	daily rain	36.8 mm (1.4 in)	17.0 mm (0.7 in)	47 years	52 of 100 (Notable)
20 July 1946	Lancaster 2 NW, US	daily rain	59.7 mm (2.4 in)	38.9 mm (1.5 in)	49 years	52 of 100 (Notable)
20 July 1946	Urbana Wrf, US	all-time rain	111.0 mm (4.4 in)	21.6 mm (0.9 in)	34 years	52 of 100 (Notable)
20 July 1946	Bowling Green Wwtp, US	daily rain	85.6 mm (3.4 in)	71.4 mm (2.8 in)	17 years	50 of 100 (Notable)
20 July 1946	Irkutsk, RU	daily rain	50.6 mm (2.0 in)	29.1 mm (1.1 in)	33 years	49 of 100 (Notable)
20 July 1946	Penola Post Office, AU	daily rain	48.8 mm (1.9 in)	24.4 mm (1.0 in)	4 years	48 of 100 (Notable)
20 July 1946	Mtn View 91, US	daily rain	287.3 mm (11.3 in)	229.9 mm (9.1 in)	16 years	48 of 100 (Notable)
20 July 1946	Amraoti, IN	daily rain	113.5 mm (4.5 in)	56.6 mm (2.2 in)	40 years	46 of 100 (Notable)
20 July 1946	Casterton (Warrock), AU	daily rain	33.0 mm (1.3 in)	11.7 mm (0.5 in)	57 years	45 of 100 (Notable)
20 July 1946	Minsk, BY	daily rain	34.5 mm (1.4 in)	19.6 mm (0.8 in)	39 years	44 of 100 (Notable)
20 July 1946	Willowghby East Lake, US	all-time rain	109.7 mm (4.3 in)	16.0 mm (0.6 in)	15 years	43 of 100 (Notable)
20 July 1946	Louisiana Starks Nurse, US	daily rain	68.1 mm (2.7 in)	51.1 mm (2.0 in)	11 years	42 of 100 (Notable)
20 July 1946	Delaware, US	daily rain	76.2 mm (3.0 in)	33.5 mm (1.3 in)	33 years	42 of 100 (Notable)
20 July 1946	Jacksonville, US	all-time high max	42.8 C (109.0 F)	1.7 C (3.1 F)	44 years	42 of 100 (Notable)
20 July 1946	Tomsk, RU	daily rain	36.7 mm (1.4 in)	22.1 mm (0.9 in)	17 years	41 of 100 (Notable)
20 July 1946	Naracoorte, AU	daily rain	38.4 mm (1.5 in)	16.8 mm (0.7 in)	4 years	40 of 100 (Notable)
20 July 1946	Dergholm (Hillgrove), AU	daily rain	30.2 mm (1.2 in)	18.3 mm (0.7 in)	4 years	40 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

1809 to 1946

Records set or tied on this calendar date in each year from 1809 to 1946. 1946 had 482 records.

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

Records on 07-20 in each year
Year	Records
1809	1
1810	1
1811	2
1832	2
1844	2
1850	1
1859	2
1863	1
1865	4
1866	1
1867	1
1868	1
1870	1
1872	1
1874	2
1876	1
1877	2
1879	3
1880	1
1881	2
1882	1
1883	2
1885	1
1886	2
1887	1
1888	1
1889	2
1890	5
1892	7
1893	1
1894	1
1895	1
1897	4
1898	2
1899	4
1900	9
1901	3
1902	13
1903	6
1904	10
1905	6
1906	8
1907	12
1908	31
1909	6
1910	27
1911	12
1912	33
1913	28
1914	20
1915	163
1916	117
1917	57
1918	53
1919	40
1920	16
1921	55
1922	52
1923	173
1924	112
1925	125
1926	411
1927	106
1928	366
1929	480
1930	598
1931	362
1932	338
1933	201
1934	857
1935	386
1936	358
1937	213
1938	392
1939	336
1940	325
1941	270
1942	609
1943	326
1944	470
1945	278
1946	482
1947	635
1948	385
1949	807
1950	563
1951	448
1952	488
1953	316
1954	512
1955	377
1956	545
1957	351
1958	536
1959	605
1960	758
1961	338
1962	327
1963	457
1964	416
1965	1,110
1966	469
1967	455
1968	389
1969	649
1970	890
1971	619
1972	1,062
1973	804
1974	489
1975	470
1976	580
1977	899
1978	663
1979	1,249
1980	925
1981	1,048
1982	580
1983	1,117
1984	799
1985	604
1986	848
1987	1,156
1988	1,103
1989	1,183
1990	724
1991	1,024
1992	1,137
1993	901
1994	611
1995	961
1996	1,365
1997	903
1998	1,682
1999	815
2000	1,393
2001	755
2002	986
2003	1,313
2004	978
2005	1,266
2006	1,487
2007	1,124
2008	663
2009	1,533
2010	1,154
2011	1,339
2012	817
2013	850
2014	1,000
2015	812
2016	744
2017	398
2018	930
2019	867
2020	524
2021	683
2022	1,108
2023	812
2024	737
2025	680
2026	863

Download the Data

Data for records on 1946-07-20: 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 50	370
50 to 100	9
100 to 150	0
150 to 200	0
200 to 250	1