Weather Records on 18 July 1944

333 weather records were set or tied worldwide on 18 July 1944. Highest significance: Itaporanga Dajuda, BR.

Key Facts for 18 July 1944

On 18 July 1944, 333 weather records were set or tied at long-record stations worldwide.
190 were record highs and 67 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 6 monthly and 325 daily.
Itaporanga Dajuda set a monthly record daily precipitation of 98.1 mm (3.9 in) on 18 July 1944.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

333 stations

333 station records on 18 July 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Itaporanga Dajuda	Brazil	Record daily precipitation	98.1 mm (3.9 in)	49 of 100 (Notable)
Chotan	India	Record daily precipitation	127.0 mm (5.0 in)	47 of 100 (Notable)
Schreiber	Canada	Record daily precipitation	39.4 mm (1.6 in)	39 of 100 (Notable)
Albemarle	United States	Record daily precipitation	101.6 mm (4.0 in)	37 of 100 (Notable)
Melbourne Regional Office	Australia	Record low maximum temperature	8.8 C (47.8 F)	36 of 100 (Notable)
Honohina 137	United States	Record daily precipitation	86.4 mm (3.4 in)	36 of 100 (Notable)
Groot Constantia	South Africa	Record daily precipitation	68.6 mm (2.7 in)	35 of 100 (Notable)
Lumberton	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record low minimum temperature	7.1 C (44.8 F)	31 of 100 (Routine)
Sachor	India	Record daily precipitation	103.9 mm (4.1 in)	31 of 100 (Routine)
Louisville 1 E	United States	Record high maximum temperature	41.1 C (106.0 F)	31 of 100 (Routine)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	66.0 mm (2.6 in)	30 of 100 (Routine)
Pogranichnyj	Russia	Record high minimum temperature	24.3 C (75.7 F)	29 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record low minimum temperature	8.7 C (47.7 F)	27 of 100 (Routine)
Dublin	United States	Record daily precipitation	59.2 mm (2.3 in)	27 of 100 (Routine)
Franklinton	United States	Record high maximum temperature	40.0 C (104.0 F)	27 of 100 (Routine)
Forks 1 E	United States	Record high maximum temperature	36.1 C (97.0 F)	27 of 100 (Routine)
Kohala 179.1	United States	Record low maximum temperature	24.4 C (75.9 F)	27 of 100 (Routine)
Bamberg	Germany	Record low minimum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Coupeville 1 S	United States	Record high maximum temperature	30.6 C (87.1 F)	26 of 100 (Routine)
Victoria Gonzales Hts	Canada	Record high maximum temperature	31.7 C (89.1 F)	25 of 100 (Routine)
Woodstock	Canada	Record low minimum temperature	2.2 C (36.0 F)	25 of 100 (Routine)
Malpura	India	Record daily precipitation	58.2 mm (2.3 in)	25 of 100 (Routine)
Amite	United States	Record high maximum temperature	38.3 C (100.9 F)	25 of 100 (Routine)
Clinton Forestry HQ	United States	Record high maximum temperature	38.3 C (100.9 F)	25 of 100 (Routine)
Port Gibson 1 NE	United States	Record high maximum temperature	38.9 C (102.0 F)	25 of 100 (Routine)
Arnsberg	Germany	Record low minimum temperature	7.6 C (45.7 F)	24 of 100 (Routine)
Dullabcherra	India	Record daily precipitation	82.6 mm (3.3 in)	24 of 100 (Routine)
Buzau	Romania	Record low maximum temperature	21.0 C (69.8 F)	24 of 100 (Routine)
Camden 1	United States	Record high maximum temperature	41.1 C (106.0 F)	24 of 100 (Routine)
W Pt	United States	Record high maximum temperature	39.4 C (102.9 F)	24 of 100 (Routine)
Kanas	India	Record daily precipitation	96.3 mm (3.8 in)	23 of 100 (Routine)
Merta City	India	Record daily precipitation	76.2 mm (3.0 in)	23 of 100 (Routine)
Arad	Romania	Record low maximum temperature	21.2 C (70.2 F)	23 of 100 (Routine)
Brunswick	United States	Record high minimum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Smithfield	United States	Record low maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Willapa Harbor	United States	Record high maximum temperature	36.7 C (98.1 F)	23 of 100 (Routine)
Portland Rfc City	United States	Record high maximum temperature	38.9 C (102.0 F)	23 of 100 (Routine)
Carnarvon Post Office	Australia	Record high maximum temperature	27.8 C (82.0 F)	22 of 100 (Routine)
Macdonald College	Canada	Record low minimum temperature	8.9 C (48.0 F)	22 of 100 (Routine)
Muenster	Germany	Record low minimum temperature	8.3 C (46.9 F)	22 of 100 (Routine)
Storrs	United States	Record low minimum temperature	9.4 C (48.9 F)	22 of 100 (Routine)
Louisville	United States	Record high maximum temperature	38.9 C (102.0 F)	22 of 100 (Routine)
Cascade Locks	United States	Record high maximum temperature	38.3 C (100.9 F)	22 of 100 (Routine)
Clearbrook	United States	Record high maximum temperature	36.7 C (98.1 F)	22 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	6.1 C (43.0 F)	21 of 100 (Routine)
Mohania(Mahania)	India	Record daily precipitation	166.6 mm (6.6 in)	21 of 100 (Routine)
Kesiary Kaltikri	India	Record daily precipitation	88.9 mm (3.5 in)	21 of 100 (Routine)
Greensboro	United States	Record high maximum temperature	38.3 C (100.9 F)	21 of 100 (Routine)
Canelo 1 NW	United States	Record daily precipitation	27.7 mm (1.1 in)	21 of 100 (Routine)
Marianna 2 S	United States	Record high maximum temperature	39.4 C (102.9 F)	21 of 100 (Routine)
Pueblo City Rsvr	United States	Record daily precipitation	38.1 mm (1.5 in)	21 of 100 (Routine)
Yazoo City	United States	Record high maximum temperature	40.0 C (104.0 F)	21 of 100 (Routine)
Longmire Rainier Nps	United States	Record high maximum temperature	36.7 C (98.1 F)	21 of 100 (Routine)
Kokpekty	Kazakhstan	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Oakleigh (Metropolitan Golf Cl	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Thorpdale State School	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Naalehu 14	United States	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Victoria Gonzales Hts	Canada	Record high minimum temperature	16.7 C (62.1 F)	20 of 100 (Routine)
Bee Branch	United States	Record high minimum temperature	27.2 C (81.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

333 records

Records set or tied on 18 July 1944 by type: Highest daily maximum 144, Lowest daily maximum 18, Highest daily minimum 46, Lowest daily minimum 49, Heaviest daily rainfall 76.

Records on 18 July 1944 by type
Record type	Records
Highest daily maximum	144
Lowest daily maximum	18
Highest daily minimum	46
Lowest daily minimum	49
Heaviest daily rainfall	76
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1944 by timescale: all-time 2, monthly 6, daily 325.

How Much Records Were Beaten By

241 broken records

Margins by which the 241 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 111.8. Ties are not counted.

Top 20 by Significance

18 July 1944

Top 20 records on 18 July 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1944	Itaporanga Dajuda, BR	monthly rain	98.1 mm (3.9 in)	30.8 mm (1.2 in)	25 years	49 of 100 (Notable)
18 July 1944	Chotan, IN	daily rain	127.0 mm (5.0 in)	111.8 mm (4.4 in)	17 years	47 of 100 (Notable)
18 July 1944	Schreiber, CA	daily rain	39.4 mm (1.6 in)	28.5 mm (1.1 in)	2 years	39 of 100 (Notable)
18 July 1944	Albemarle, US	daily rain	101.6 mm (4.0 in)	41.1 mm (1.6 in)	25 years	37 of 100 (Notable)
18 July 1944	Melbourne Regional Office, AU	daily low max	8.8 C (47.8 F)	1.1 C (2.0 F)	75 years	36 of 100 (Notable)
18 July 1944	Honohina 137, US	daily rain	86.4 mm (3.4 in)	51.6 mm (2.0 in)	8 years	36 of 100 (Notable)
18 July 1944	Groot Constantia, ZA	daily rain	68.6 mm (2.7 in)	26.2 mm (1.0 in)	34 years	35 of 100 (Notable)
18 July 1944	Lumberton, US	daily rain	50.8 mm (2.0 in)	28.7 mm (1.1 in)	27 years	32 of 100 (Routine)
18 July 1944	Munchen-Nymphenburg, DE	daily low min	7.1 C (44.8 F)	2.5 C (4.5 F)	55 years	31 of 100 (Routine)
18 July 1944	Sachor, IN	daily rain	103.9 mm (4.1 in)	69.6 mm (2.7 in)	4 years	31 of 100 (Routine)
18 July 1944	Louisville 1 E, US	all-time high max	41.1 C (106.0 F)	0.5 C (0.9 F)	19 years	31 of 100 (Routine)
18 July 1944	Table.Mtn Woodhead Tunnel, ZA	daily rain	66.0 mm (2.6 in)	23.8 mm (0.9 in)	34 years	30 of 100 (Routine)
18 July 1944	Pogranichnyj, RU	all-time high min	24.3 C (75.7 F)	0.1 C (0.2 F)	19 years	29 of 100 (Routine)
18 July 1944	Augsburg (Sankt Stephan), DE	daily low min	8.7 C (47.7 F)	1.0 C (1.8 F)	60 years	27 of 100 (Routine)
18 July 1944	Dublin, US	daily rain	59.2 mm (2.3 in)	20.3 mm (0.8 in)	30 years	27 of 100 (Routine)
18 July 1944	Franklinton, US	daily high max	40.0 C (104.0 F)	3.9 C (7.0 F)	26 years	27 of 100 (Routine)
18 July 1944	Forks 1 E, US	daily high max	36.1 C (97.0 F)	6.1 C (11.0 F)	34 years	27 of 100 (Routine)
18 July 1944	Kohala 179.1, US	daily low max	24.4 C (75.9 F)	1.7 C (3.1 F)	38 years	27 of 100 (Routine)
18 July 1944	Bamberg, DE	daily low min	8.3 C (46.9 F)	0.3 C (0.5 F)	64 years	26 of 100 (Routine)
18 July 1944	Coupeville 1 S, US	daily high max	30.6 C (87.1 F)	2.8 C (5.0 F)	47 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 1944

Records set or tied on this calendar date in each year from 1793 to 1944. 1944 had 333 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 1944-07-18: 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 20	223
20 to 40	14
40 to 60	2
60 to 80	1
80 to 100	0
100 to 120	1