Weather Records on 29 July 1917

50 weather records were set or tied worldwide on 29 July 1917. Highest significance: Port Stanley, CA.

Key Facts for 29 July 1917

On 29 July 1917, 50 weather records were set or tied at long-record stations worldwide.
34 were record highs and 4 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 50 daily.
Port Stanley set a daily record high maximum temperature of 32.8 C (91.0 F) on 29 July 1917.
Across 165 earlier years (1797 to 2026) the same calendar date averaged 452 records.

Record Map

50 stations

50 station records on 29 July 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 July 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Stanley	Canada	Record high maximum temperature	32.8 C (91.0 F)	21 of 100 (Routine)
Wanaaring Station	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record high minimum temperature	27.2 C (81.0 F)	20 of 100 (Routine)
Freiburg	Germany	Record high minimum temperature	21.0 C (69.8 F)	19 of 100 (Routine)
Hawker (Warcowie)	Australia	Record daily precipitation	11.7 mm (0.5 in)	17 of 100 (Routine)
Cape Borda Comparison	Australia	Record daily precipitation	19.8 mm (0.8 in)	17 of 100 (Routine)
Concordia ASOS	United States	Record high minimum temperature	26.7 C (80.1 F)	17 of 100 (Routine)
Toronto	Canada	Record high maximum temperature	36.7 C (98.1 F)	16 of 100 (Routine)
Fredericton Unb	Canada	Record low minimum temperature	7.2 C (45.0 F)	16 of 100 (Routine)
Helmond	Netherlands	Record daily precipitation	10.6 mm (0.4 in)	14 of 100 (Routine)
Concordia ASOS	United States	Record high maximum temperature	40.6 C (105.1 F)	14 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record high maximum temperature	40.6 C (105.1 F)	14 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	7.7 C (45.9 F)	13 of 100 (Routine)
Uccle	Belgium	Record daily precipitation	20.8 mm (0.8 in)	12 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
Cathcart	South Africa	Record daily precipitation	12.2 mm (0.5 in)	12 of 100 (Routine)
Dubuque River	United States	Record high minimum temperature	26.1 C (79.0 F)	12 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	20.0 C (68.0 F)	11 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	20.0 C (68.0 F)	10 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	27.1 C (80.8 F)	10 of 100 (Routine)
Burra (Poonunda)	Australia	Record daily precipitation	7.6 mm (0.30 in)	9 of 100 (Routine)
London South	Canada	Record high maximum temperature	36.1 C (97.0 F)	9 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	25.0 C (77.0 F)	9 of 100 (Routine)
Huron Rgnl AP	United States	Record high maximum temperature	39.4 C (102.9 F)	9 of 100 (Routine)
Innsbruck	Austria	Record high maximum temperature	34.8 C (94.6 F)	8 of 100 (Routine)
Milwaukee Wb City	United States	Record high maximum temperature	35.6 C (96.1 F)	7 of 100 (Routine)
Edmonton	Canada	Record daily precipitation	19.1 mm (0.8 in)	6 of 100 (Routine)
Hamilton	Canada	Record high maximum temperature	35.6 C (96.1 F)	6 of 100 (Routine)
Zagreb-Gric	Croatia	Record high maximum temperature	34.1 C (93.4 F)	6 of 100 (Routine)
Gavle	Sweden	Record high minimum temperature	15.5 C (59.9 F)	6 of 100 (Routine)
Walbundrie (Crediton Street)	Australia	Record daily precipitation	13.5 mm (0.5 in)	5 of 100 (Routine)
Minnedosa	Canada	Record high maximum temperature	32.8 C (91.0 F)	5 of 100 (Routine)
Stony Mountain	Canada	Record high maximum temperature	33.9 C (93.0 F)	5 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high maximum temperature	34.4 C (93.9 F)	5 of 100 (Routine)
Wandearah North	Australia	Record daily precipitation	6.1 mm (0.24 in)	4 of 100 (Routine)
Milparinka Hotel	Australia	Record daily precipitation	2.8 mm (0.11 in)	4 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	16.7 C (62.1 F)	4 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high maximum temperature	33.3 C (91.9 F)	4 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high maximum temperature	37.8 C (100.0 F)	4 of 100 (Routine)
Portland Rfc City	United States	Record low minimum temperature	10.6 C (51.1 F)	4 of 100 (Routine)
Port Dover	Canada	Record high minimum temperature	22.2 C (72.0 F)	3 of 100 (Routine)
Port Stanley	Canada	Record high minimum temperature	21.1 C (70.0 F)	2 of 100 (Routine)
Fort National	Algeria	Record high minimum temperature	24.0 C (75.2 F)	1 of 100 (Routine)
Second Valley (Spring Grove)	Australia	Record daily precipitation	14.2 mm (0.6 in)	1 of 100 (Routine)
Port Dover	Canada	Record high maximum temperature	33.3 C (91.9 F)	1 of 100 (Routine)
Woodstock	Canada	Record high maximum temperature	32.8 C (91.0 F)	1 of 100 (Routine)
Vineland	United States	Record high minimum temperature	23.3 C (73.9 F)	1 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	24.4 C (75.9 F)	1 of 100 (Routine)
La Crosse Wb City	United States	Record high maximum temperature	36.1 C (97.0 F)	1 of 100 (Routine)
Green Bay	United States	Record high minimum temperature	24.4 C (75.9 F)	0 of 100 (Routine)

Counts by Type and Timescale

50 records

Records set or tied on 29 July 1917 by type: Highest daily maximum 19, Lowest daily maximum 1, Highest daily minimum 15, Lowest daily minimum 3, Heaviest daily rainfall 12.

Records on 29 July 1917 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	1
Highest daily minimum	15
Lowest daily minimum	3
Heaviest daily rainfall	12
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 29 July 1917 by timescale: all-time 0, monthly 0, daily 50.

How Much Records Were Beaten By

37 broken records

Margins by which the 37 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 12.2. Ties are not counted.

Top 20 by Significance

29 July 1917

Top 20 records on 29 July 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 July 1917	Port Stanley, CA	daily high max	32.8 C (91.0 F)	1.7 C (3.1 F)	39 years	21 of 100 (Routine)
29 July 1917	Wanaaring Station, AU	daily rain	15.2 mm (0.6 in)	12.2 mm (0.5 in)	0 years	20 of 100 (Routine)
29 July 1917	Lincoln UNIV Pwr Plt, US	daily high min	27.2 C (81.0 F)	3.3 C (5.9 F)	29 years	20 of 100 (Routine)
29 July 1917	Freiburg, DE	daily high min	21.0 C (69.8 F)	2.5 C (4.5 F)	29 years	19 of 100 (Routine)
29 July 1917	Hawker (Warcowie), AU	daily rain	11.7 mm (0.5 in)	7.1 mm (0.28 in)	7 years	17 of 100 (Routine)
29 July 1917	Cape Borda Comparison, AU	daily rain	19.8 mm (0.8 in)	5.8 mm (0.23 in)	11 years	17 of 100 (Routine)
29 July 1917	Concordia ASOS, US	daily high min	26.7 C (80.1 F)	2.3 C (4.1 F)	29 years	17 of 100 (Routine)
29 July 1917	Toronto, CA	daily high max	36.7 C (98.1 F)	3.4 C (6.1 F)	0 years	16 of 100 (Routine)
29 July 1917	Fredericton Unb, CA	daily low min	7.2 C (45.0 F)	0.6 C (1.1 F)	38 years	16 of 100 (Routine)
29 July 1917	Helmond, NL	daily rain	10.6 mm (0.4 in)	0.7 mm (0.03 in)	28 years	14 of 100 (Routine)
29 July 1917	Concordia ASOS, US	daily high max	40.6 C (105.1 F)	1.7 C (3.1 F)	29 years	14 of 100 (Routine)
29 July 1917	Lincoln UNIV Pwr Plt, US	daily high max	40.6 C (105.1 F)	1.7 C (3.1 F)	29 years	14 of 100 (Routine)
29 July 1917	Nikolaevsk-Na-Amure, RU	daily low min	7.7 C (45.9 F)	0.7 C (1.3 F)	29 years	13 of 100 (Routine)
29 July 1917	Uccle, BE	daily rain	20.8 mm (0.8 in)	3.2 mm (0.13 in)	16 years	12 of 100 (Routine)
29 July 1917	Southampton, CA	daily high min	21.7 C (71.1 F)	1.7 C (3.1 F)	16 years	12 of 100 (Routine)
29 July 1917	Cathcart, ZA	daily rain	12.2 mm (0.5 in)	6.4 mm (0.25 in)	15 years	12 of 100 (Routine)
29 July 1917	Dubuque River, US	daily high min	26.1 C (79.0 F)	2.2 C (4.0 F)	8 years	12 of 100 (Routine)
29 July 1917	Parry Sound, CA	daily high min	20.0 C (68.0 F)	0.6 C (1.1 F)	22 years	11 of 100 (Routine)
29 July 1917	Stratford, CA	daily high min	20.0 C (68.0 F)	0.6 C (1.1 F)	16 years	10 of 100 (Routine)
29 July 1917	Hohenpeissenberg, DE	daily high max	27.1 C (80.8 F)	1.2 C (2.2 F)	16 years	10 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

1797 to 1917

Records set or tied on this calendar date in each year from 1797 to 1917. 1917 had 50 records.

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

Records on 07-29 in each year
Year	Records
1797	1
1807	1
1815	1
1824	1
1830	1
1834	1
1838	1
1843	1
1845	2
1848	1
1851	1
1853	1
1857	1
1858	3
1859	1
1860	3
1867	3
1868	2
1869	1
1872	2
1873	1
1875	1
1877	2
1881	1
1883	1
1884	2
1886	2
1887	2
1888	2
1889	1
1890	4
1891	2
1893	2
1894	4
1895	4
1896	1
1897	5
1898	7
1899	1
1900	5
1901	15
1902	3
1903	16
1904	14
1905	17
1906	13
1907	31
1908	28
1909	45
1910	22
1911	48
1912	35
1913	33
1914	130
1915	15
1916	186
1917	50
1918	28
1919	29
1920	94
1921	94
1922	83
1923	168
1924	90
1925	427
1926	154
1927	119
1928	297
1929	347
1930	343
1931	401
1932	217
1933	501
1934	957
1935	280
1936	348
1937	276
1938	345
1939	434
1940	539
1941	400
1942	201
1943	433
1944	263
1945	429
1946	384
1947	434
1948	510
1949	511
1950	744
1951	333
1952	712
1953	251
1954	445
1955	463
1956	408
1957	364
1958	620
1959	383
1960	611
1961	563
1962	410
1963	462
1964	510
1965	709
1966	417
1967	370
1968	744
1969	630
1970	465
1971	1,609
1972	665
1973	459
1974	463
1975	894
1976	506
1977	712
1978	551
1979	601
1980	864
1981	1,496
1982	699
1983	1,022
1984	1,173
1985	823
1986	842
1987	1,412
1988	744
1989	1,008
1990	745
1991	765
1992	620
1993	1,063
1994	1,695
1995	1,295
1996	1,085
1997	979
1998	1,251
1999	1,271
2000	898
2001	1,205
2002	1,294
2003	1,166
2004	1,167
2005	1,334
2006	1,085
2007	1,116
2008	852
2009	1,311
2010	1,691
2011	1,012
2012	656
2013	1,159
2014	1,061
2015	833
2016	580
2017	608
2018	653
2019	496
2020	480
2021	667
2022	1,058
2023	803
2024	694
2025	859
2026	979

Download the Data

Data for records on 1917-07-29: 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	25
2 to 4	8
4 to 6	1
6 to 8	2
8 to 10	0
10 to 12	0
12 to 14	1