Weather Records on 18 July 1946

334 weather records were set or tied worldwide on 18 July 1946. Highest significance: Limon 10 SSW, US.

Key Facts for 18 July 1946

On 18 July 1946, 334 weather records were set or tied at long-record stations worldwide.
117 were record highs and 119 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 331 daily.
Limon 10 SSW set a daily record precipitation of 58.4 mm (2.3 in) on 18 July 1946.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

334 stations

334 station records on 18 July 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
Limon 10 SSW	United States	Record daily precipitation	58.4 mm (2.3 in)	51 of 100 (Notable)
Haskote	India	Record daily precipitation	76.2 mm (3.0 in)	46 of 100 (Notable)
Lefroy	Australia	Record daily precipitation	40.6 mm (1.6 in)	40 of 100 (Notable)
Eutawville	United States	Record low minimum temperature	13.3 C (55.9 F)	38 of 100 (Notable)
Kingstree	United States	Record low minimum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Marianna Sch For Boys	United States	Record low minimum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Chendipada	India	Record daily precipitation	92.2 mm (3.6 in)	32 of 100 (Routine)
Framingham	United States	Record low maximum temperature	18.3 C (64.9 F)	32 of 100 (Routine)
Surada	India	Record daily precipitation	81.8 mm (3.2 in)	31 of 100 (Routine)
Forman 5 SSE	United States	Record daily precipitation	66.5 mm (2.6 in)	31 of 100 (Routine)
Parkston 8 ENE	United States	Record daily precipitation	90.2 mm (3.6 in)	31 of 100 (Routine)
La Veta Pass	United States	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Taos	United States	Record high minimum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Beaufort	United States	Record low minimum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Tucson WFO	United States	Record daily precipitation	37.1 mm (1.5 in)	28 of 100 (Routine)
Long Prairie	United States	Record daily precipitation	26.4 mm (1.0 in)	28 of 100 (Routine)
Sloan 3 S	United States	Record low minimum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Barpeta	India	Record daily precipitation	99.1 mm (3.9 in)	27 of 100 (Routine)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	26.9 mm (1.1 in)	26 of 100 (Routine)
Tarboro 1 S	United States	Record low minimum temperature	12.2 C (54.0 F)	26 of 100 (Routine)
Heath Springs	United States	Record low minimum temperature	13.9 C (57.0 F)	26 of 100 (Routine)
Lemmon	United States	Record daily precipitation	27.7 mm (1.1 in)	26 of 100 (Routine)
Saint Johns	United States	Record daily precipitation	38.1 mm (1.5 in)	25 of 100 (Routine)
Lumberton	United States	Record low minimum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Darlington	United States	Record low minimum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Bowdle	United States	Record daily precipitation	31.2 mm (1.2 in)	25 of 100 (Routine)
Decatur 1 N	United States	Record high minimum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Goodland	United States	Record daily precipitation	31.2 mm (1.2 in)	25 of 100 (Routine)
Tewantin Post Office	Australia	Record low maximum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Patan	India	Record daily precipitation	95.3 mm (3.8 in)	24 of 100 (Routine)
Casa Grande	United States	Record daily precipitation	39.1 mm (1.5 in)	24 of 100 (Routine)
Louisville 1 E	United States	Record low minimum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
Frederick Police Brks	United States	Record low minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Nashua 2 NNW	United States	Record low minimum temperature	6.7 C (44.1 F)	24 of 100 (Routine)
Cooperstown	United States	Record high maximum temperature	32.2 C (90.0 F)	24 of 100 (Routine)
Raleigh State UNIV	United States	Record low minimum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
Yemassee 1 N	United States	Record low minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Eureka	United States	Record daily precipitation	30.7 mm (1.2 in)	24 of 100 (Routine)
Faulkton	United States	Record daily precipitation	27.4 mm (1.1 in)	24 of 100 (Routine)
Williamsburg 2 NW	United States	Record low minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Moran India	India	Record daily precipitation	65.3 mm (2.6 in)	23 of 100 (Routine)
Sholapur	India	Record daily precipitation	39.9 mm (1.6 in)	23 of 100 (Routine)
Bridgeport 5 NW	United States	Record daily precipitation	56.9 mm (2.2 in)	23 of 100 (Routine)
Federal Pt	United States	Record high minimum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
Kinston 7 SE	United States	Record low minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Salisbury	United States	Record low minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Rosalia	United States	Record low minimum temperature	2.8 C (37.0 F)	23 of 100 (Routine)
Represa	United States	Record high maximum temperature	38.9 C (102.0 F)	22 of 100 (Routine)
Clayton	United States	Record low minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Chapel Hill 2 W	United States	Record low minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
New Holland	United States	Record low minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Fredericksburg Np	United States	Record low minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
Brunswick	United States	Record low minimum temperature	19.4 C (66.9 F)	21 of 100 (Routine)
Plymouth Pwr Substn	United States	Record high maximum temperature	37.8 C (100.0 F)	21 of 100 (Routine)
Southport 5 N	United States	Record low minimum temperature	17.2 C (63.0 F)	21 of 100 (Routine)
Willard 4 SW	United States	Record low minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Summerville 4W	United States	Record low minimum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Watertown Wwtp	United States	Record high maximum temperature	36.7 C (98.1 F)	21 of 100 (Routine)
Bloomfield 3 SE	United States	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Uaua	Brazil	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)

Counts by Type and Timescale

334 records

Records set or tied on 18 July 1946 by type: Highest daily maximum 64, Lowest daily maximum 13, Highest daily minimum 53, Lowest daily minimum 106, Heaviest daily rainfall 98.

Records on 18 July 1946 by type
Record type	Records
Highest daily maximum	64
Lowest daily maximum	13
Highest daily minimum	53
Lowest daily minimum	106
Heaviest daily rainfall	98
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1946 by timescale: all-time 0, monthly 3, daily 331.

How Much Records Were Beaten By

243 broken records

Margins by which the 243 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 50.0. Ties are not counted.

Top 20 by Significance

18 July 1946

Top 20 records on 18 July 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1946	Limon 10 SSW, US	daily rain	58.4 mm (2.3 in)	33.0 mm (1.3 in)	32 years	51 of 100 (Notable)
18 July 1946	Haskote, IN	daily rain	76.2 mm (3.0 in)	41.9 mm (1.6 in)	36 years	46 of 100 (Notable)
18 July 1946	Lefroy, AU	daily rain	40.6 mm (1.6 in)	26.6 mm (1.0 in)	8 years	40 of 100 (Notable)
18 July 1946	Eutawville, US	daily low min	13.3 C (55.9 F)	5.0 C (9.0 F)	36 years	38 of 100 (Notable)
18 July 1946	Kingstree, US	daily low min	13.3 C (55.9 F)	4.5 C (8.1 F)	41 years	37 of 100 (Notable)
18 July 1946	Marianna Sch For Boys, US	daily low min	16.7 C (62.1 F)	2.7 C (4.9 F)	39 years	33 of 100 (Routine)
18 July 1946	Chendipada, IN	daily rain	92.2 mm (3.6 in)	50.0 mm (2.0 in)	24 years	32 of 100 (Routine)
18 July 1946	Framingham, US	daily low max	18.3 C (64.9 F)	6.1 C (11.0 F)	36 years	32 of 100 (Routine)
18 July 1946	Surada, IN	daily rain	81.8 mm (3.2 in)	43.7 mm (1.7 in)	20 years	31 of 100 (Routine)
18 July 1946	Forman 5 SSE, US	daily rain	66.5 mm (2.6 in)	23.3 mm (0.9 in)	27 years	31 of 100 (Routine)
18 July 1946	Parkston 8 ENE, US	monthly rain	90.2 mm (3.6 in)	9.4 mm (0.37 in)	31 years	31 of 100 (Routine)
18 July 1946	La Veta Pass, US	daily rain	33.0 mm (1.3 in)	14.2 mm (0.6 in)	35 years	30 of 100 (Routine)
18 July 1946	Taos, US	daily high min	19.4 C (66.9 F)	3.3 C (5.9 F)	36 years	29 of 100 (Routine)
18 July 1946	Beaufort, US	daily low min	17.2 C (63.0 F)	2.2 C (4.0 F)	49 years	29 of 100 (Routine)
18 July 1946	Tucson WFO, US	daily rain	37.1 mm (1.5 in)	12.5 mm (0.5 in)	27 years	28 of 100 (Routine)
18 July 1946	Long Prairie, US	daily rain	26.4 mm (1.0 in)	11.7 mm (0.5 in)	50 years	28 of 100 (Routine)
18 July 1946	Sloan 3 S, US	daily low min	11.7 C (53.1 F)	4.4 C (7.9 F)	20 years	28 of 100 (Routine)
18 July 1946	Barpeta, IN	daily rain	99.1 mm (3.9 in)	37.9 mm (1.5 in)	31 years	27 of 100 (Routine)
18 July 1946	Wilsons Promontory Lighthouse, AU	daily rain	26.9 mm (1.1 in)	3.8 mm (0.15 in)	51 years	26 of 100 (Routine)
18 July 1946	Tarboro 1 S, US	daily low min	12.2 C (54.0 F)	3.9 C (7.0 F)	20 years	26 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

1793 to 1946

Records set or tied on this calendar date in each year from 1793 to 1946. 1946 had 334 records.

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

Records on 07-18 in each year
Year	Records
1793	2
1801	1
1845	1
1847	1
1851	1
1858	1
1862	1
1863	2
1865	1
1866	2
1871	2
1872	1
1874	1
1877	1
1878	4
1880	1
1881	2
1883	2
1886	2
1887	2
1888	1
1889	2
1890	4
1891	1
1892	2
1895	1
1896	2
1897	6
1898	2
1899	3
1900	8
1901	5
1902	3
1903	14
1904	7
1905	22
1906	13
1907	12
1908	39
1909	11
1910	33
1911	42
1912	28
1913	21
1914	47
1915	95
1916	235
1917	265
1918	58
1919	38
1920	59
1921	67
1922	138
1923	126
1924	306
1925	217
1926	191
1927	85
1928	108
1929	123
1930	462
1931	382
1932	343
1933	228
1934	502
1935	212
1936	665
1937	334
1938	306
1939	424
1940	352
1941	349
1942	661
1943	277
1944	333
1945	350
1946	334
1947	385
1948	289
1949	521
1950	632
1951	307
1952	597
1953	493
1954	501
1955	423
1956	466
1957	325
1958	475
1959	548
1960	669
1961	280
1962	516
1963	269
1964	523
1965	707
1966	545
1967	735
1968	998
1969	590
1970	530
1971	625
1972	701
1973	976
1974	729
1975	643
1976	1,047
1977	839
1978	881
1979	821
1980	747
1981	624
1982	749
1983	1,071
1984	1,000
1985	582
1986	908
1987	1,845
1988	1,001
1989	1,233
1990	1,053
1991	589
1992	1,135
1993	1,013
1994	720
1995	904
1996	1,157
1997	785
1998	1,169
1999	900
2000	1,214
2001	909
2002	840
2003	1,159
2004	985
2005	1,210
2006	1,285
2007	1,267
2008	593
2009	1,757
2010	878
2011	1,148
2012	1,070
2013	921
2014	1,348
2015	745
2016	609
2017	426
2018	699
2019	548
2020	361
2021	676
2022	1,071
2023	867
2024	581
2025	779
2026	806

Download the Data

Data for records on 1946-07-18: 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	207
10 to 20	23
20 to 30	7
30 to 40	3
40 to 50	3