Weather Records on 25 July 1917

44 weather records were set or tied worldwide on 25 July 1917. Highest significance: Table.Mtn Platteklip, ZA.

Key Facts for 25 July 1917

On 25 July 1917, 44 weather records were set or tied at long-record stations worldwide.
14 were record highs and 6 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 44 daily.
Table.Mtn Platteklip set a daily record precipitation of 90.7 mm (3.6 in) on 25 July 1917.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 459 records.

Record Map

44 stations

44 station records on 25 July 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 July 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Table.Mtn Platteklip	South Africa	Record daily precipitation	90.7 mm (3.6 in)	37 of 100 (Notable)
Washington	United States	Record daily precipitation	83.1 mm (3.3 in)	29 of 100 (Routine)
Wooroonook	Australia	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Colac Botanical Gardens	Australia	Record daily precipitation	9.1 mm (0.36 in)	20 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	10.6 C (51.1 F)	20 of 100 (Routine)
Macarthur (Glenhuntly)	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Newlyn Reservoir	Australia	Record daily precipitation	17.3 mm (0.7 in)	19 of 100 (Routine)
Royal Observatory	South Africa	Record daily precipitation	49.3 mm (1.9 in)	19 of 100 (Routine)
Kiandra Chalet	Australia	Record daily precipitation	37.3 mm (1.5 in)	18 of 100 (Routine)
Lorne Post Office	Australia	Record daily precipitation	22.4 mm (0.9 in)	17 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	15.0 C (59.0 F)	17 of 100 (Routine)
Adelaide West Terrace	Australia	Record high minimum temperature	12.7 C (54.9 F)	15 of 100 (Routine)
Stonecliffe	Canada	Record high minimum temperature	18.9 C (66.0 F)	15 of 100 (Routine)
Robe Comparison	Australia	Record high minimum temperature	11.7 C (53.1 F)	14 of 100 (Routine)
Bridgewater (Memsie)	Australia	Record daily precipitation	8.9 mm (0.35 in)	14 of 100 (Routine)
Nicosia	Cyprus	Record high maximum temperature	42.8 C (109.0 F)	14 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low minimum temperature	6.0 C (42.8 F)	14 of 100 (Routine)
Buffalo	United States	Record high maximum temperature	33.9 C (93.0 F)	14 of 100 (Routine)
Enfield	Australia	Record daily precipitation	8.1 mm (0.32 in)	13 of 100 (Routine)
Sotchi	Russia	Record daily precipitation	16.2 mm (0.6 in)	13 of 100 (Routine)
Dumosa	Australia	Record daily precipitation	3.0 mm (0.12 in)	12 of 100 (Routine)
Penshurst (Post Office)	Australia	Record daily precipitation	15.2 mm (0.6 in)	12 of 100 (Routine)
St Albans	Canada	Record daily precipitation	15.5 mm (0.6 in)	12 of 100 (Routine)
Haparanda	Sweden	Record low maximum temperature	12.0 C (53.6 F)	12 of 100 (Routine)
Benalla (Shadforth Street)	Australia	Record daily precipitation	7.1 mm (0.28 in)	11 of 100 (Routine)
Branxholme (Bassett)	Australia	Record daily precipitation	6.4 mm (0.25 in)	11 of 100 (Routine)
Caledon (Pol)	South Africa	Record daily precipitation	32.0 mm (1.3 in)	11 of 100 (Routine)
Harnosand	Sweden	Record low minimum temperature	7.5 C (45.5 F)	11 of 100 (Routine)
Northfield	United States	Record high maximum temperature	32.2 C (90.0 F)	11 of 100 (Routine)
Millicent	Australia	Record daily precipitation	15.0 mm (0.6 in)	10 of 100 (Routine)
Wallaloo	Australia	Record daily precipitation	8.9 mm (0.35 in)	10 of 100 (Routine)
Hillview	Canada	Record daily precipitation	6.4 mm (0.25 in)	10 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	16.7 C (62.1 F)	10 of 100 (Routine)
St. Petersburg	Russia	Record low maximum temperature	14.5 C (58.1 F)	10 of 100 (Routine)
Jamieson	Australia	Record daily precipitation	22.9 mm (0.9 in)	9 of 100 (Routine)
Melbourne Regional Office	Australia	Record high minimum temperature	11.3 C (52.3 F)	9 of 100 (Routine)
Kiev	Ukraine	Record low maximum temperature	17.7 C (63.9 F)	9 of 100 (Routine)
Yea	Australia	Record daily precipitation	6.9 mm (0.27 in)	6 of 100 (Routine)
Stonecliffe	Canada	Record high maximum temperature	34.4 C (93.9 F)	6 of 100 (Routine)
Port Dover	Canada	Record high maximum temperature	33.3 C (91.9 F)	2 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	20.0 C (68.0 F)	2 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	8.0 C (46.4 F)	2 of 100 (Routine)
Newport	United States	Record daily precipitation	10.2 mm (0.4 in)	2 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	20.0 C (68.0 F)	2 of 100 (Routine)

Counts by Type and Timescale

44 records

Records set or tied on 25 July 1917 by type: Highest daily maximum 5, Lowest daily maximum 3, Highest daily minimum 9, Lowest daily minimum 3, Heaviest daily rainfall 24.

Records on 25 July 1917 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	3
Highest daily minimum	9
Lowest daily minimum	3
Heaviest daily rainfall	24
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 July 1917 by timescale: all-time 0, monthly 0, daily 44.

How Much Records Were Beaten By

39 broken records

Margins by which the 39 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 41.7. Ties are not counted.

Top 20 by Significance

25 July 1917

Top 20 records on 25 July 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 July 1917	Table.Mtn Platteklip, ZA	daily rain	90.7 mm (3.6 in)	41.7 mm (1.6 in)	6 years	37 of 100 (Notable)
25 July 1917	Washington, US	daily rain	83.1 mm (3.3 in)	36.1 mm (1.4 in)	0 years	29 of 100 (Routine)
25 July 1917	Wooroonook, AU	daily rain	9.9 mm (0.39 in)	9.9 mm (0.39 in)	29 years	20 of 100 (Routine)
25 July 1917	Colac Botanical Gardens, AU	daily rain	9.1 mm (0.36 in)	4.8 mm (0.19 in)	23 years	20 of 100 (Routine)
25 July 1917	Deniliquin (Wilkinson St), AU	daily high min	10.6 C (51.1 F)	1.1 C (2.0 F)	38 years	20 of 100 (Routine)
25 July 1917	Macarthur (Glenhuntly), AU	daily rain	12.4 mm (0.5 in)	5.8 mm (0.23 in)	23 years	20 of 100 (Routine)
25 July 1917	Newlyn Reservoir, AU	daily rain	17.3 mm (0.7 in)	2.8 mm (0.11 in)	34 years	19 of 100 (Routine)
25 July 1917	Royal Observatory, ZA	daily rain	49.3 mm (1.9 in)	8.4 mm (0.33 in)	15 years	19 of 100 (Routine)
25 July 1917	Kiandra Chalet, AU	daily rain	37.3 mm (1.5 in)	8.9 mm (0.35 in)	27 years	18 of 100 (Routine)
25 July 1917	Lorne Post Office, AU	daily rain	22.4 mm (0.9 in)	3.1 mm (0.12 in)	34 years	17 of 100 (Routine)
25 July 1917	Dublin Phoenix Park, IE	daily high min	15.0 C (59.0 F)	0.2 C (0.4 F)	40 years	17 of 100 (Routine)
25 July 1917	Adelaide West Terrace, AU	daily high min	12.7 C (54.9 F)	2.1 C (3.8 F)	12 years	15 of 100 (Routine)
25 July 1917	Stonecliffe, CA	daily high min	18.9 C (66.0 F)	1.1 C (2.0 F)	31 years	15 of 100 (Routine)
25 July 1917	Robe Comparison, AU	daily high min	11.7 C (53.1 F)	0.6 C (1.1 F)	31 years	14 of 100 (Routine)
25 July 1917	Bridgewater (Memsie), AU	daily rain	8.9 mm (0.35 in)	1.5 mm (0.06 in)	31 years	14 of 100 (Routine)
25 July 1917	Nicosia, CY	daily high max	42.8 C (109.0 F)	2.8 C (5.0 F)	3 years	14 of 100 (Routine)
25 July 1917	Vasteras-Hasslo, SE	daily low min	6.0 C (42.8 F)	1.0 C (1.8 F)	26 years	14 of 100 (Routine)
25 July 1917	Buffalo, US	daily high max	33.9 C (93.0 F)	3.3 C (5.9 F)	0 years	14 of 100 (Routine)
25 July 1917	Enfield, AU	daily rain	8.1 mm (0.32 in)	2.0 mm (0.08 in)	23 years	13 of 100 (Routine)
25 July 1917	Sotchi, RU	daily rain	16.2 mm (0.6 in)	10.7 mm (0.4 in)	18 years	13 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

1795 to 1917

Records set or tied on this calendar date in each year from 1795 to 1917. 1917 had 44 records.

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

Records on 07-25 in each year
Year	Records
1795	2
1801	1
1832	2
1836	1
1839	2
1840	1
1846	2
1847	1
1860	1
1861	1
1863	1
1867	1
1870	1
1872	4
1873	1
1874	1
1875	2
1876	2
1878	1
1881	1
1882	1
1884	2
1885	4
1888	1
1889	6
1890	2
1891	2
1893	2
1894	4
1895	4
1896	1
1897	5
1898	3
1899	1
1900	3
1901	5
1902	15
1903	11
1904	18
1905	8
1906	13
1907	14
1908	15
1909	7
1910	26
1911	48
1912	44
1913	19
1914	28
1915	21
1916	48
1917	44
1918	91
1919	36
1920	71
1921	47
1922	149
1923	92
1924	175
1925	120
1926	119
1927	145
1928	248
1929	158
1930	367
1931	381
1932	402
1933	430
1934	968
1935	210
1936	881
1937	301
1938	343
1939	342
1940	607
1941	381
1942	272
1943	234
1944	279
1945	297
1946	432
1947	445
1948	346
1949	593
1950	451
1951	330
1952	426
1953	497
1954	427
1955	401
1956	378
1957	421
1958	376
1959	451
1960	286
1961	362
1962	756
1963	636
1964	460
1965	446
1966	456
1967	273
1968	364
1969	448
1970	387
1971	656
1972	465
1973	690
1974	589
1975	672
1976	502
1977	979
1978	501
1979	847
1980	543
1981	1,008
1982	723
1983	1,110
1984	891
1985	768
1986	1,155
1987	1,248
1988	899
1989	959
1990	984
1991	1,149
1992	799
1993	1,558
1994	1,244
1995	971
1996	1,016
1997	939
1998	1,037
1999	1,172
2000	1,261
2001	1,201
2002	801
2003	1,421
2004	1,693
2005	1,213
2006	1,679
2007	1,103
2008	900
2009	758
2010	1,678
2011	1,026
2012	835
2013	622
2014	919
2015	651
2016	661
2017	865
2018	1,115
2019	1,253
2020	538
2021	768
2022	1,041
2023	775
2024	921
2025	965
2026	1,263

Download the Data

Data for records on 1917-07-25: 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).

Histogram of margins by which records were beaten on 25 July 1917
Margin	Records
0 to 10	36
10 to 20	1
20 to 30	0
30 to 40	1
40 to 50	1