Weather Records on 7 August 1918

108 weather records were set or tied worldwide on 7 August 1918. Highest significance: Bunghill Tank, AU.

Key Facts for 7 August 1918

On 7 August 1918, 108 weather records were set or tied at long-record stations worldwide.
67 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 12 were all-time records, 8 monthly and 88 daily.
Bunghill Tank set a daily record precipitation of 38.6 mm (1.5 in) on 7 August 1918.
Across 163 earlier years (1808 to 2026) the same calendar date averaged 473 records.

Record Map

108 stations

108 station records on 7 August 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 August 1918: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bunghill Tank	Australia	Record daily precipitation	38.6 mm (1.5 in)	48 of 100 (Notable)
Atlantic City Marina	United States	Record high maximum temperature	40.0 C (104.0 F)	45 of 100 (Notable)
Gabo Island Lighthouse	Australia	Record daily precipitation	37.3 mm (1.5 in)	41 of 100 (Notable)
Ny City Cntrl Park	United States	Record high maximum temperature	40.0 C (104.0 F)	40 of 100 (Notable)
World Trade Ctr	United States	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Walgett (Dungalear)	Australia	Record daily precipitation	26.4 mm (1.0 in)	37 of 100 (Notable)
Toronto	Canada	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Atlantic City Marina	United States	Record high minimum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Newark Liberty Intl AP	United States	Record high maximum temperature	40.6 C (105.1 F)	35 of 100 (Notable)
Lakefield	Canada	Record high minimum temperature	28.9 C (84.0 F)	33 of 100 (Routine)
Philadelphia City	United States	Record high maximum temperature	41.1 C (106.0 F)	33 of 100 (Routine)
Kremsmuenster	Austria	Record daily precipitation	42.7 mm (1.7 in)	31 of 100 (Routine)
London South	Canada	Record high minimum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Cape May 2 NW	United States	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)
Barraba (Mount Lindsay)	Australia	Record daily precipitation	77.2 mm (3.0 in)	27 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high minimum temperature	26.1 C (79.0 F)	25 of 100 (Routine)
Buchan	Australia	Record daily precipitation	30.5 mm (1.2 in)	23 of 100 (Routine)
Brantford	Canada	Record high minimum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Guelph Oac	Canada	Record high minimum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Bathurst Gaol	Australia	Record high minimum temperature	7.8 C (46.0 F)	21 of 100 (Routine)
Morgantown 1	United States	Record high maximum temperature	40.0 C (104.0 F)	21 of 100 (Routine)
Ivanhoe (Wokabity)	Australia	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Murray Town (Doughboy Creek)	Australia	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Orbost (Comparison)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Kazan	Russia	Record daily precipitation	23.0 mm (0.9 in)	20 of 100 (Routine)
San Diego Wbo	United States	Record high minimum temperature	20.0 C (68.0 F)	20 of 100 (Routine)
Washington	United States	Record high maximum temperature	40.0 C (104.0 F)	20 of 100 (Routine)
Merino (Glenorchy Estate)	Australia	Record daily precipitation	17.3 mm (0.7 in)	19 of 100 (Routine)
Bruthen (Post Office)	Australia	Record daily precipitation	21.6 mm (0.9 in)	18 of 100 (Routine)
Clydebank	Australia	Record daily precipitation	9.9 mm (0.39 in)	18 of 100 (Routine)
Storrs	United States	Record high maximum temperature	34.4 C (93.9 F)	18 of 100 (Routine)
Mannanarie Post Office	Australia	Record daily precipitation	11.4 mm (0.4 in)	17 of 100 (Routine)
Lexington Bluegrass AP	United States	Record high maximum temperature	35.0 C (95.0 F)	17 of 100 (Routine)
Guelph Oac	Canada	Record high maximum temperature	37.8 C (100.0 F)	16 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	24.4 C (75.9 F)	15 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	5.7 C (42.3 F)	15 of 100 (Routine)
Ny City Cntrl Park	United States	Record high minimum temperature	27.8 C (82.0 F)	15 of 100 (Routine)
Glen Innes Post Office	Australia	Record daily precipitation	13.5 mm (0.5 in)	14 of 100 (Routine)
Kooba	Australia	Record daily precipitation	14.5 mm (0.6 in)	14 of 100 (Routine)
Bonang	Australia	Record daily precipitation	38.1 mm (1.5 in)	14 of 100 (Routine)
Moormurang the Ridge	Australia	Record daily precipitation	14.7 mm (0.6 in)	14 of 100 (Routine)
Gravenhurst	Canada	Record high minimum temperature	20.0 C (68.0 F)	14 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	37.8 C (100.0 F)	14 of 100 (Routine)
Alton	Canada	Record high maximum temperature	37.2 C (99.0 F)	14 of 100 (Routine)
Setauket Strong	United States	Record high maximum temperature	33.9 C (93.0 F)	14 of 100 (Routine)
Madison Wb City	United States	Record high maximum temperature	34.4 C (93.9 F)	14 of 100 (Routine)
Eremeran	Australia	Record daily precipitation	6.9 mm (0.27 in)	13 of 100 (Routine)
Coldwater	Canada	Record high minimum temperature	20.6 C (69.1 F)	13 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	21.1 C (70.0 F)	13 of 100 (Routine)
Bad Muskau	Germany	Record daily precipitation	9.9 mm (0.39 in)	13 of 100 (Routine)
Warren (Mumblebone)	Australia	Record daily precipitation	17.8 mm (0.7 in)	12 of 100 (Routine)
Holbrook (Rsl)	Australia	Record daily precipitation	17.0 mm (0.7 in)	12 of 100 (Routine)
Stradbroke Post Office	Australia	Record daily precipitation	9.1 mm (0.36 in)	12 of 100 (Routine)
Pointe Au Pere	Canada	Record low minimum temperature	5.0 C (41.0 F)	12 of 100 (Routine)
Pitea	Sweden	Record low maximum temperature	12.5 C (54.5 F)	12 of 100 (Routine)
Alma	United States	Record high maximum temperature	37.2 C (99.0 F)	12 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	26.7 C (80.1 F)	12 of 100 (Routine)
State College	United States	Record high maximum temperature	36.1 C (97.0 F)	12 of 100 (Routine)
State College	United States	Record high minimum temperature	23.9 C (75.0 F)	12 of 100 (Routine)
Barraba Post Office	Australia	Record daily precipitation	4.1 mm (0.16 in)	11 of 100 (Routine)

Counts by Type and Timescale

108 records

Records set or tied on 7 August 1918 by type: Highest daily maximum 35, Lowest daily maximum 2, Highest daily minimum 32, Lowest daily minimum 5, Heaviest daily rainfall 34.

Records on 7 August 1918 by type
Record type	Records
Highest daily maximum	35
Lowest daily maximum	2
Highest daily minimum	32
Lowest daily minimum	5
Heaviest daily rainfall	34
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 7 August 1918 by timescale: all-time 12, monthly 8, daily 88.

How Much Records Were Beaten By

89 broken records

Margins by which the 89 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 33.8. Ties are not counted.

Top 20 by Significance

7 August 1918

Top 20 records on 7 August 1918 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 August 1918	Bunghill Tank, AU	daily rain	38.6 mm (1.5 in)	33.8 mm (1.3 in)	19 years	48 of 100 (Notable)
7 August 1918	Atlantic City Marina, US	all-time high max	40.0 C (104.0 F)	2.8 C (5.0 F)	38 years	45 of 100 (Notable)
7 August 1918	Gabo Island Lighthouse, AU	daily rain	37.3 mm (1.5 in)	25.4 mm (1.0 in)	29 years	41 of 100 (Notable)
7 August 1918	Ny City Cntrl Park, US	all-time high max	40.0 C (104.0 F)	1.7 C (3.1 F)	36 years	40 of 100 (Notable)
7 August 1918	World Trade Ctr, US	all-time high max	38.9 C (102.0 F)	1.1 C (2.0 F)	36 years	38 of 100 (Notable)
7 August 1918	Walgett (Dungalear), AU	daily rain	26.4 mm (1.0 in)	17.0 mm (0.7 in)	33 years	37 of 100 (Notable)
7 August 1918	Toronto, CA	monthly high max	38.3 C (100.9 F)	0.5 C (0.9 F)	63 years	37 of 100 (Notable)
7 August 1918	Atlantic City Marina, US	all-time high min	26.7 C (80.1 F)	0.6 C (1.1 F)	37 years	37 of 100 (Notable)
7 August 1918	Newark Liberty Intl AP, US	all-time high max	40.6 C (105.1 F)	1.2 C (2.2 F)	17 years	35 of 100 (Notable)
7 August 1918	Lakefield, CA	daily high min	28.9 C (84.0 F)	8.3 C (14.9 F)	21 years	33 of 100 (Routine)
7 August 1918	Philadelphia City, US	all-time high max	41.1 C (106.0 F)	1.7 C (3.1 F)	17 years	33 of 100 (Routine)
7 August 1918	Kremsmuenster, AT	daily rain	42.7 mm (1.7 in)	21.2 mm (0.8 in)	21 years	31 of 100 (Routine)
7 August 1918	London South, CA	all-time high min	25.6 C (78.1 F)	0.6 C (1.1 F)	16 years	28 of 100 (Routine)
7 August 1918	Cape May 2 NW, US	all-time high max	37.8 C (100.0 F)	1.1 C (2.0 F)	1 year	28 of 100 (Routine)
7 August 1918	Barraba (Mount Lindsay), AU	monthly rain	77.2 mm (3.0 in)	8.6 mm (0.34 in)	27 years	27 of 100 (Routine)
7 August 1918	Newark Liberty Intl AP, US	daily high min	26.1 C (79.0 F)	2.2 C (4.0 F)	41 years	25 of 100 (Routine)
7 August 1918	Buchan, AU	daily rain	30.5 mm (1.2 in)	12.2 mm (0.5 in)	13 years	23 of 100 (Routine)
7 August 1918	Brantford, CA	monthly high min	23.9 C (75.0 F)	1.1 C (2.0 F)	22 years	22 of 100 (Routine)
7 August 1918	Guelph Oac, CA	monthly high min	23.9 C (75.0 F)	1.7 C (3.1 F)	17 years	22 of 100 (Routine)
7 August 1918	Bathurst Gaol, AU	daily high min	7.8 C (46.0 F)	1.4 C (2.5 F)	38 years	21 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

1808 to 1918

Records set or tied on this calendar date in each year from 1808 to 1918. 1918 had 108 records.

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

Records on 08-07 in each year
Year	Records
1808	1
1812	1
1815	1
1816	1
1817	1
1833	2
1844	1
1845	1
1848	1
1857	3
1858	1
1859	2
1861	1
1866	1
1868	1
1869	3
1870	2
1875	1
1876	5
1879	1
1880	2
1882	1
1883	1
1884	2
1886	1
1887	2
1888	5
1889	2
1891	3
1892	3
1893	1
1894	1
1895	7
1896	2
1897	2
1898	4
1899	1
1900	6
1901	3
1902	5
1903	17
1904	8
1905	8
1906	9
1907	10
1908	13
1909	11
1910	1
1911	36
1912	31
1913	39
1914	24
1915	40
1916	50
1917	21
1918	108
1919	36
1920	36
1921	55
1922	61
1923	101
1924	128
1925	81
1926	115
1927	109
1928	188
1929	181
1930	486
1931	357
1932	249
1933	310
1934	608
1935	507
1936	286
1937	446
1938	568
1939	561
1940	271
1941	305
1942	340
1943	601
1944	332
1945	882
1946	500
1947	461
1948	756
1949	587
1950	541
1951	562
1952	556
1953	378
1954	589
1955	536
1956	321
1957	868
1958	571
1959	356
1960	344
1961	356
1962	718
1963	522
1964	446
1965	552
1966	400
1967	701
1968	600
1969	523
1970	652
1971	969
1972	1,172
1973	568
1974	746
1975	1,177
1976	1,168
1977	617
1978	1,210
1979	559
1980	871
1981	855
1982	727
1983	1,207
1984	840
1985	1,088
1986	544
1987	1,146
1988	897
1989	1,472
1990	1,625
1991	1,217
1992	1,236
1993	1,040
1994	1,262
1995	1,521
1996	1,107
1997	1,460
1998	1,183
1999	950
2000	871
2001	1,386
2002	907
2003	1,244
2004	1,400
2005	882
2006	923
2007	1,309
2008	918
2009	1,121
2010	1,098
2011	1,282
2012	688
2013	665
2014	501
2015	1,027
2016	505
2017	954
2018	636
2019	609
2020	605
2021	397
2022	880
2023	1,221
2024	835
2025	733
2026	1,047

Download the Data

Data for records on 1918-08-07: 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 5	75
5 to 10	6
10 to 15	3
15 to 20	2
20 to 25	1
25 to 30	1
30 to 35	1