Weather Records on 31 July 1916

63 weather records were set or tied worldwide on 31 July 1916. Highest significance: Port Dover, CA.

Key Facts for 31 July 1916

On 31 July 1916, 63 weather records were set or tied at long-record stations worldwide.
38 were record highs and 6 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 0 monthly and 57 daily.
Port Dover set an all-time record high minimum temperature of 25.6 C (78.1 F) on 31 July 1916.
Across 155 earlier years (1804 to 2026) the same calendar date averaged 474 records.

Record Map

63 stations

63 station records on 31 July 1916 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 July 1916: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Dover	Canada	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Barrie	Canada	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	23.3 C (73.9 F)	31 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Mount McDonald	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Welland	Canada	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Windsor Riverside	Canada	Record high maximum temperature	36.7 C (98.1 F)	24 of 100 (Routine)
Peterborough	Canada	Record high minimum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Arhangelsk	Russia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Clermont Sirius St	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Georgetown Post Office	Australia	Record daily precipitation	3.3 mm (0.13 in)	19 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Kingston Queens U	Canada	Record high maximum temperature	31.1 C (88.0 F)	16 of 100 (Routine)
State College	United States	Record high minimum temperature	22.8 C (73.0 F)	16 of 100 (Routine)
Milwaukee Wb City	United States	Record high maximum temperature	30.6 C (87.1 F)	16 of 100 (Routine)
Tizi Ouzou	Algeria	Record daily precipitation	1.3 mm (0.05 in)	15 of 100 (Routine)
Quirindi Post Office	Australia	Record daily precipitation	15.0 mm (0.6 in)	15 of 100 (Routine)
Milton Post Office	Australia	Record daily precipitation	38.4 mm (1.5 in)	14 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	21.1 C (70.0 F)	14 of 100 (Routine)
Kirov	Russia	Record daily precipitation	20.3 mm (0.8 in)	14 of 100 (Routine)
Picton Council Depot	Australia	Record daily precipitation	23.4 mm (0.9 in)	13 of 100 (Routine)
Taralga Post Office	Australia	Record daily precipitation	21.6 mm (0.9 in)	12 of 100 (Routine)
Rokewood (the Meadows)	Australia	Record daily precipitation	7.1 mm (0.28 in)	12 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	21.1 C (70.0 F)	12 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	21.1 C (70.0 F)	12 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	22.2 C (72.0 F)	12 of 100 (Routine)
Santa Fe	United States	Record low maximum temperature	21.1 C (70.0 F)	12 of 100 (Routine)
Philadelphia City	United States	Record high maximum temperature	35.0 C (95.0 F)	12 of 100 (Routine)
Edmonton	Canada	Record high minimum temperature	13.9 C (57.0 F)	11 of 100 (Routine)
Owen Sound	Canada	Record high minimum temperature	21.1 C (70.0 F)	11 of 100 (Routine)
Astrakan	Russia	Record low minimum temperature	14.7 C (58.5 F)	11 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record low maximum temperature	13.0 C (55.4 F)	11 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	22.2 C (72.0 F)	11 of 100 (Routine)
Emmaville Post Office	Australia	Record daily precipitation	20.6 mm (0.8 in)	10 of 100 (Routine)
Katoomba (Murri St)	Australia	Record daily precipitation	22.9 mm (0.9 in)	9 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	22.8 C (73.0 F)	9 of 100 (Routine)
Moss Vale (Hoskins Street)	Australia	Record daily precipitation	28.4 mm (1.1 in)	8 of 100 (Routine)
London South	Canada	Record high minimum temperature	22.8 C (73.0 F)	8 of 100 (Routine)
Robe Comparison	Australia	Record low maximum temperature	10.6 C (51.1 F)	7 of 100 (Routine)
Bruthen (Post Office)	Australia	Record daily precipitation	5.1 mm (0.20 in)	7 of 100 (Routine)
Kingston Queens U	Canada	Record high minimum temperature	23.3 C (73.9 F)	7 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	20.0 C (68.0 F)	7 of 100 (Routine)
Manilla Post Office	Australia	Record daily precipitation	9.1 mm (0.36 in)	6 of 100 (Routine)
Windsor Riverside	Canada	Record high minimum temperature	25.6 C (78.1 F)	6 of 100 (Routine)
Guelph Oac	Canada	Record high minimum temperature	25.0 C (77.0 F)	6 of 100 (Routine)
Point Escuminac	Canada	Record daily precipitation	24.4 mm (1.0 in)	6 of 100 (Routine)
Orleansville (Chlef)	Algeria	Record daily precipitation	0.7 mm (0.03 in)	5 of 100 (Routine)
Millie	Australia	Record daily precipitation	9.1 mm (0.36 in)	5 of 100 (Routine)
World Trade Ctr	United States	Record high maximum temperature	33.9 C (93.0 F)	5 of 100 (Routine)
Barrie	Canada	Record high maximum temperature	31.1 C (88.0 F)	4 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	18.9 C (66.0 F)	4 of 100 (Routine)
Guelph Oac	Canada	Record high maximum temperature	32.2 C (90.0 F)	3 of 100 (Routine)
Pointe Au Pere	Canada	Record high maximum temperature	25.0 C (77.0 F)	3 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record low maximum temperature	25.0 C (77.0 F)	2 of 100 (Routine)
Stonecliffe	Canada	Record high minimum temperature	18.3 C (64.9 F)	2 of 100 (Routine)
Port Stanley	Canada	Record high minimum temperature	22.2 C (72.0 F)	2 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high minimum temperature	23.9 C (75.0 F)	2 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	34.4 C (93.9 F)	2 of 100 (Routine)
Saint John	Canada	Record low maximum temperature	16.1 C (61.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

63 records

Records set or tied on 31 July 1916 by type: Highest daily maximum 10, Lowest daily maximum 5, Highest daily minimum 28, Lowest daily minimum 1, Heaviest daily rainfall 19.

Records on 31 July 1916 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	5
Highest daily minimum	28
Lowest daily minimum	1
Heaviest daily rainfall	19
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 July 1916 by timescale: all-time 6, monthly 0, daily 57.

How Much Records Were Beaten By

48 broken records

Margins by which the 48 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 14.3. Ties are not counted.

Top 20 by Significance

31 July 1916

Top 20 records on 31 July 1916 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 July 1916	Port Dover, CA	all-time high min	25.6 C (78.1 F)	0.6 C (1.1 F)	28 years	33 of 100 (Routine)
31 July 1916	Hamilton, CA	all-time high min	26.7 C (80.1 F)	1.1 C (2.0 F)	17 years	32 of 100 (Routine)
31 July 1916	Barrie, CA	daily high min	22.2 C (72.0 F)	4.4 C (7.9 F)	47 years	31 of 100 (Routine)
31 July 1916	Toronto, CA	daily high min	23.3 C (73.9 F)	3.3 C (5.9 F)	47 years	31 of 100 (Routine)
31 July 1916	Stratford, CA	all-time high min	23.9 C (75.0 F)	0.6 C (1.1 F)	15 years	30 of 100 (Routine)
31 July 1916	Mount McDonald, AU	daily rain	25.4 mm (1.0 in)	13.5 mm (0.5 in)	21 years	25 of 100 (Routine)
31 July 1916	Welland, CA	daily high min	25.0 C (77.0 F)	3.3 C (5.9 F)	42 years	25 of 100 (Routine)
31 July 1916	Windsor Riverside, CA	daily high max	36.7 C (98.1 F)	3.9 C (7.0 F)	30 years	24 of 100 (Routine)
31 July 1916	Peterborough, CA	daily high min	23.9 C (75.0 F)	2.8 C (5.0 F)	35 years	22 of 100 (Routine)
31 July 1916	Arhangelsk, RU	daily rain	18.8 mm (0.7 in)	10.0 mm (0.4 in)	24 years	20 of 100 (Routine)
31 July 1916	Clermont Sirius St, AU	daily rain	10.7 mm (0.4 in)	10.2 mm (0.4 in)	24 years	20 of 100 (Routine)
31 July 1916	Georgetown Post Office, AU	daily rain	3.3 mm (0.13 in)	3.3 mm (0.13 in)	42 years	19 of 100 (Routine)
31 July 1916	La Crosse Wb City, US	daily high min	25.0 C (77.0 F)	2.2 C (4.0 F)	30 years	19 of 100 (Routine)
31 July 1916	Kingston Queens U, CA	daily high max	31.1 C (88.0 F)	1.1 C (2.0 F)	30 years	16 of 100 (Routine)
31 July 1916	State College, US	daily high min	22.8 C (73.0 F)	2.2 C (4.0 F)	25 years	16 of 100 (Routine)
31 July 1916	Milwaukee Wb City, US	daily high max	30.6 C (87.1 F)	0.6 C (1.1 F)	37 years	16 of 100 (Routine)
31 July 1916	Tizi Ouzou, DZ	daily rain	1.3 mm (0.05 in)	1.3 mm (0.05 in)	36 years	15 of 100 (Routine)
31 July 1916	Quirindi Post Office, AU	daily rain	15.0 mm (0.6 in)	7.4 mm (0.29 in)	16 years	15 of 100 (Routine)
31 July 1916	Milton Post Office, AU	daily rain	38.4 mm (1.5 in)	14.3 mm (0.6 in)	13 years	14 of 100 (Routine)
31 July 1916	Parry Sound, CA	daily high min	21.1 C (70.0 F)	1.1 C (2.0 F)	25 years	14 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

1804 to 1916

Records set or tied on this calendar date in each year from 1804 to 1916. 1916 had 63 records.

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

Records on 07-31 in each year
Year	Records
1804	1
1815	1
1816	1
1828	1
1834	1
1839	1
1840	1
1841	2
1851	1
1858	2
1860	4
1863	1
1866	1
1873	2
1876	1
1879	1
1884	1
1885	1
1886	1
1887	5
1889	2
1890	2
1891	1
1892	1
1893	3
1894	2
1896	2
1897	2
1898	5
1900	1
1901	3
1902	4
1903	16
1904	12
1905	10
1906	14
1907	17
1908	22
1909	15
1910	21
1911	29
1912	14
1913	31
1914	28
1915	71
1916	63
1917	126
1918	39
1919	27
1920	168
1921	112
1922	24
1923	236
1924	97
1925	349
1926	226
1927	161
1928	145
1929	134
1930	143
1931	441
1932	314
1933	504
1934	449
1935	418
1936	548
1937	297
1938	417
1939	357
1940	415
1941	323
1942	342
1943	342
1944	312
1945	499
1946	426
1947	341
1948	341
1949	406
1950	511
1951	364
1952	472
1953	414
1954	459
1955	813
1956	574
1957	268
1958	374
1959	424
1960	622
1961	504
1962	348
1963	294
1964	637
1965	858
1966	606
1967	326
1968	637
1969	440
1970	576
1971	1,850
1972	667
1973	583
1974	363
1975	1,386
1976	530
1977	543
1978	754
1979	501
1980	1,047
1981	672
1982	767
1983	901
1984	777
1985	1,065
1986	1,021
1987	934
1988	940
1989	1,753
1990	911
1991	647
1992	1,169
1993	1,031
1994	1,207
1995	1,223
1996	1,084
1997	984
1998	1,195
1999	1,643
2000	1,001
2001	1,414
2002	1,080
2003	1,157
2004	779
2005	742
2006	1,405
2007	1,023
2008	911
2009	1,156
2010	1,485
2011	1,040
2012	712
2013	469
2014	1,000
2015	948
2016	501
2017	485
2018	1,135
2019	551
2020	1,034
2021	1,020
2022	861
2023	671
2024	748
2025	836
2026	754

Download the Data

Data for records on 1916-07-31: 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 2	27
2 to 4	11
4 to 6	2
6 to 8	2
8 to 10	1
10 to 12	2
12 to 14	2
14 to 16	1