Weather Records on 1 July 1918

57 weather records were set or tied worldwide on 1 July 1918. Highest significance: Ottawa, CA.

Key Facts for 1 July 1918

On 1 July 1918, 57 weather records were set or tied at long-record stations worldwide.
4 were record highs and 31 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 51 daily.
Ottawa set a daily record precipitation of 43.7 mm (1.7 in) on 1 July 1918.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 432 records.

Record Map

57 stations

57 station records on 1 July 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 July 1918: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ottawa	Canada	Record daily precipitation	43.7 mm (1.7 in)	48 of 100 (Notable)
White River	Canada	Record daily precipitation	52.3 mm (2.1 in)	45 of 100 (Notable)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record low minimum temperature	-2.1 C (28.2 F)	36 of 100 (Notable)
Belle Isle	Canada	Record low minimum temperature	-3.9 C (25.0 F)	25 of 100 (Routine)
Plauen	Germany	Record low minimum temperature	3.2 C (37.8 F)	25 of 100 (Routine)
Jena Sternwarte	Germany	Record low minimum temperature	4.8 C (40.6 F)	24 of 100 (Routine)
Kiev	Ukraine	Record daily precipitation	31.6 mm (1.2 in)	24 of 100 (Routine)
Brantford	Canada	Record low maximum temperature	16.1 C (61.0 F)	23 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	7.0 C (44.6 F)	23 of 100 (Routine)
Cape Borda Comparison	Australia	Record daily precipitation	22.1 mm (0.9 in)	19 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	15.3 mm (0.6 in)	19 of 100 (Routine)
Elliston	Australia	Record daily precipitation	17.8 mm (0.7 in)	17 of 100 (Routine)
Quorn (Round Hill)	Australia	Record daily precipitation	31.5 mm (1.2 in)	17 of 100 (Routine)
Beatrice	Canada	Record daily precipitation	17.5 mm (0.7 in)	17 of 100 (Routine)
Stratford	Canada	Record low maximum temperature	13.9 C (57.0 F)	17 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	3.3 C (37.9 F)	17 of 100 (Routine)
Cape Willoughby	Australia	Record daily precipitation	9.1 mm (0.36 in)	16 of 100 (Routine)
Peterborough	Canada	Record low maximum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Simferopol	Ukraine	Record high minimum temperature	19.1 C (66.4 F)	16 of 100 (Routine)
Yankalilla (Woodvale)	Australia	Record daily precipitation	16.8 mm (0.7 in)	15 of 100 (Routine)
Zagreb-Gric	Croatia	Record low maximum temperature	15.5 C (59.9 F)	15 of 100 (Routine)
Alma	United States	Record low maximum temperature	15.0 C (59.0 F)	15 of 100 (Routine)
Arhangelsk	Russia	Record high minimum temperature	18.7 C (65.7 F)	14 of 100 (Routine)
Bryson City 2	United States	Record daily precipitation	25.1 mm (1.0 in)	14 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low maximum temperature	22.2 C (72.0 F)	14 of 100 (Routine)
Sheringa (Lake Hamilton)	Australia	Record daily precipitation	11.4 mm (0.4 in)	13 of 100 (Routine)
Kremsmuenster	Austria	Record low minimum temperature	7.8 C (46.0 F)	12 of 100 (Routine)
Stoney Creek	Canada	Record daily precipitation	10.9 mm (0.4 in)	12 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	6.5 C (43.7 F)	12 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low maximum temperature	18.3 C (64.9 F)	12 of 100 (Routine)
Yalata	Australia	Record daily precipitation	5.1 mm (0.20 in)	11 of 100 (Routine)
Mannum Council Depot	Australia	Record daily precipitation	9.7 mm (0.38 in)	11 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record low minimum temperature	11.7 C (53.1 F)	10 of 100 (Routine)
Tashkent	Uzbekistan	Record high minimum temperature	22.8 C (73.0 F)	10 of 100 (Routine)
Mount Pleasant	Australia	Record daily precipitation	15.7 mm (0.6 in)	9 of 100 (Routine)
Moose Factory	Canada	Record low minimum temperature	0.6 C (33.1 F)	9 of 100 (Routine)
Brome	Canada	Record daily precipitation	23.4 mm (0.9 in)	9 of 100 (Routine)
Portland	United States	Record low maximum temperature	13.9 C (57.0 F)	9 of 100 (Routine)
Buffalo	United States	Record low maximum temperature	16.1 C (61.0 F)	9 of 100 (Routine)
Escanaba	United States	Record low minimum temperature	7.2 C (45.0 F)	9 of 100 (Routine)
Lucknow	Canada	Record low maximum temperature	15.0 C (59.0 F)	8 of 100 (Routine)
North Bruce	Canada	Record daily precipitation	30.5 mm (1.2 in)	8 of 100 (Routine)
Westminster	Canada	Record daily precipitation	19.1 mm (0.8 in)	8 of 100 (Routine)
Dingo Vale	Australia	Record daily precipitation	20.3 mm (0.8 in)	7 of 100 (Routine)
Innsbruck	Austria	Record low minimum temperature	7.2 C (45.0 F)	7 of 100 (Routine)
Arnsberg	Germany	Record low minimum temperature	4.9 C (40.8 F)	7 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	7.8 C (46.0 F)	7 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	16.7 C (62.1 F)	6 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low minimum temperature	8.4 C (47.1 F)	5 of 100 (Routine)
Toledo Blade	United States	Record low maximum temperature	18.3 C (64.9 F)	5 of 100 (Routine)
Hamilton	Canada	Record low maximum temperature	17.2 C (63.0 F)	4 of 100 (Routine)
Ft Bidwell	United States	Record high maximum temperature	35.6 C (96.1 F)	4 of 100 (Routine)
Poolamacca	Australia	Record daily precipitation	1.3 mm (0.05 in)	3 of 100 (Routine)
London South	Canada	Record low maximum temperature	19.4 C (66.9 F)	3 of 100 (Routine)
Halmstad	Sweden	Record low minimum temperature	7.0 C (44.6 F)	3 of 100 (Routine)
Yacka	Australia	Record daily precipitation	6.1 mm (0.24 in)	2 of 100 (Routine)
Buffalo	United States	Record low minimum temperature	10.0 C (50.0 F)	2 of 100 (Routine)

Counts by Type and Timescale

57 records

Records set or tied on 1 July 1918 by type: Highest daily maximum 1, Lowest daily maximum 14, Highest daily minimum 3, Lowest daily minimum 17, Heaviest daily rainfall 22.

Records on 1 July 1918 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	14
Highest daily minimum	3
Lowest daily minimum	17
Heaviest daily rainfall	22
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 July 1918 by timescale: all-time 0, monthly 6, daily 51.

How Much Records Were Beaten By

49 broken records

Margins by which the 49 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 34.0. Ties are not counted.

Top 20 by Significance

1 July 1918

Top 20 records on 1 July 1918 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 July 1918	Ottawa, CA	daily rain	43.7 mm (1.7 in)	28.2 mm (1.1 in)	44 years	48 of 100 (Notable)
1 July 1918	White River, CA	daily rain	52.3 mm (2.1 in)	34.0 mm (1.3 in)	11 years	45 of 100 (Notable)
1 July 1918	Ilulissat (Jakobshavn), GL	monthly low min	-2.1 C (28.2 F)	1.7 C (3.1 F)	44 years	36 of 100 (Notable)
1 July 1918	Belle Isle, CA	monthly low min	-3.9 C (25.0 F)	1.7 C (3.1 F)	23 years	25 of 100 (Routine)
1 July 1918	Plauen, DE	daily low min	3.2 C (37.8 F)	3.8 C (6.8 F)	33 years	25 of 100 (Routine)
1 July 1918	Jena Sternwarte, DE	daily low min	4.8 C (40.6 F)	1.2 C (2.2 F)	36 years	24 of 100 (Routine)
1 July 1918	Kiev, UA	daily rain	31.6 mm (1.2 in)	12.7 mm (0.5 in)	29 years	24 of 100 (Routine)
1 July 1918	Brantford, CA	monthly low max	16.1 C (61.0 F)	0.6 C (1.1 F)	26 years	23 of 100 (Routine)
1 July 1918	Berlin-Dahlem, DE	daily low min	7.0 C (44.6 F)	2.8 C (5.0 F)	31 years	23 of 100 (Routine)
1 July 1918	Cape Borda Comparison, AU	daily rain	22.1 mm (0.9 in)	3.6 mm (0.14 in)	29 years	19 of 100 (Routine)
1 July 1918	Vilnius, LT	daily rain	15.3 mm (0.6 in)	5.9 mm (0.23 in)	26 years	19 of 100 (Routine)
1 July 1918	Elliston, AU	daily rain	17.8 mm (0.7 in)	3.3 mm (0.13 in)	27 years	17 of 100 (Routine)
1 July 1918	Quorn (Round Hill), AU	monthly rain	31.5 mm (1.2 in)	2.3 mm (0.09 in)	1 year	17 of 100 (Routine)
1 July 1918	Beatrice, CA	daily rain	17.5 mm (0.7 in)	3.3 mm (0.13 in)	35 years	17 of 100 (Routine)
1 July 1918	Stratford, CA	monthly low max	13.9 C (57.0 F)	1.1 C (2.0 F)	0 years	17 of 100 (Routine)
1 July 1918	Heinersreuth-Vollhof, DE	daily low min	3.3 C (37.9 F)	1.4 C (2.5 F)	31 years	17 of 100 (Routine)
1 July 1918	Cape Willoughby, AU	daily rain	9.1 mm (0.36 in)	2.5 mm (0.10 in)	29 years	16 of 100 (Routine)
1 July 1918	Peterborough, CA	daily low max	16.1 C (61.0 F)	0.6 C (1.1 F)	35 years	16 of 100 (Routine)
1 July 1918	Simferopol, UA	daily high min	19.1 C (66.4 F)	1.6 C (2.9 F)	27 years	16 of 100 (Routine)
1 July 1918	Yankalilla (Woodvale), AU	daily rain	16.8 mm (0.7 in)	2.8 mm (0.11 in)	27 years	15 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 1918

Records set or tied on this calendar date in each year from 1793 to 1918. 1918 had 57 records.

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

Records on 07-01 in each year
Year	Records
1793	1
1811	2
1816	1
1832	1
1833	1
1835	1
1839	1
1840	1
1841	1
1846	1
1857	1
1859	1
1860	1
1864	1
1868	1
1870	2
1871	1
1872	3
1874	1
1877	1
1878	1
1879	4
1880	1
1881	1
1882	1
1883	1
1885	2
1887	1
1888	4
1889	2
1890	2
1891	6
1892	2
1893	1
1894	4
1895	7
1896	1
1897	4
1898	10
1899	8
1900	2
1901	16
1902	6
1903	13
1904	18
1905	20
1906	14
1907	11
1908	11
1909	21
1910	30
1911	24
1912	51
1913	62
1914	126
1915	22
1916	30
1917	34
1918	57
1919	32
1920	293
1921	239
1922	55
1923	298
1924	350
1925	166
1926	95
1927	163
1928	65
1929	146
1930	163
1931	763
1932	300
1933	601
1934	220
1935	263
1936	425
1937	491
1938	355
1939	287
1940	393
1941	528
1942	510
1943	494
1944	252
1945	614
1946	432
1947	493
1948	278
1949	301
1950	435
1951	484
1952	271
1953	618
1954	619
1955	535
1956	420
1957	657
1958	496
1959	738
1960	386
1961	370
1962	280
1963	663
1964	403
1965	358
1966	504
1967	488
1968	721
1969	472
1970	632
1971	421
1972	474
1973	627
1974	738
1975	554
1976	768
1977	672
1978	718
1979	722
1980	959
1981	828
1982	1,606
1983	749
1984	766
1985	1,019
1986	965
1987	954
1988	1,542
1989	832
1990	1,405
1991	1,021
1992	1,689
1993	623
1994	936
1995	1,326
1996	637
1997	1,145
1998	1,280
1999	1,395
2000	593
2001	897
2002	1,090
2003	1,031
2004	768
2005	941
2006	674
2007	719
2008	857
2009	1,159
2010	1,146
2011	1,038
2012	1,295
2013	1,151
2014	517
2015	917
2016	515
2017	667
2018	764
2019	531
2020	820
2021	957
2022	759
2023	514
2024	660
2025	1,181
2026	958

Download the Data

Data for records on 1918-07-01: 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	42
5 to 10	4
10 to 15	1
15 to 20	0
20 to 25	0
25 to 30	1
30 to 35	1