Weather Records on 29 August 1917

41 weather records were set or tied worldwide on 29 August 1917. Highest significance: Malung, SE.

Key Facts for 29 August 1917

On 29 August 1917, 41 weather records were set or tied at long-record stations worldwide.
10 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 41 daily.
Malung set a daily record precipitation of 41.3 mm (1.6 in) on 29 August 1917.
Across 161 earlier years (1807 to 2026) the same calendar date averaged 454 records.

Record Map

41 stations

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

Weather records on 29 August 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Malung	Sweden	Record daily precipitation	41.3 mm (1.6 in)	45 of 100 (Notable)
Oestersund-Froesoen	Sweden	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Sarna	Sweden	Record daily precipitation	37.2 mm (1.5 in)	40 of 100 (Notable)
Sveg	Sweden	Record daily precipitation	34.0 mm (1.3 in)	33 of 100 (Routine)
Nidingen A	Sweden	Record daily precipitation	35.2 mm (1.4 in)	29 of 100 (Routine)
Vanersborg	Sweden	Record daily precipitation	29.4 mm (1.2 in)	26 of 100 (Routine)
Bjuraker	Sweden	Record daily precipitation	27.5 mm (1.1 in)	26 of 100 (Routine)
Jonkoping	Sweden	Record daily precipitation	19.4 mm (0.8 in)	20 of 100 (Routine)
Walbundrie (Crediton Street)	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Boras	Sweden	Record daily precipitation	28.3 mm (1.1 in)	20 of 100 (Routine)
Hvar	Croatia	Record high minimum temperature	25.4 C (77.7 F)	19 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record daily precipitation	18.5 mm (0.7 in)	19 of 100 (Routine)
Casino Airport	Australia	Record daily precipitation	12.4 mm (0.5 in)	18 of 100 (Routine)
Innsbruck	Austria	Record low minimum temperature	5.6 C (42.1 F)	18 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	23.4 mm (0.9 in)	17 of 100 (Routine)
Buffalo	United States	Record low maximum temperature	15.6 C (60.1 F)	17 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low maximum temperature	16.7 C (62.1 F)	17 of 100 (Routine)
Yamba Pilot Station	Australia	Record daily precipitation	19.3 mm (0.8 in)	16 of 100 (Routine)
Hvar	Croatia	Record high maximum temperature	31.3 C (88.3 F)	16 of 100 (Routine)
Halmstad	Sweden	Record daily precipitation	22.4 mm (0.9 in)	16 of 100 (Routine)
Warooka	Australia	Record daily precipitation	15.2 mm (0.6 in)	14 of 100 (Routine)
Orebro	Sweden	Record daily precipitation	25.4 mm (1.0 in)	14 of 100 (Routine)
Pitea	Sweden	Record high minimum temperature	11.5 C (52.7 F)	14 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	15.6 C (60.1 F)	13 of 100 (Routine)
Sveg	Sweden	Record high minimum temperature	12.0 C (53.6 F)	13 of 100 (Routine)
Fulham Park	Australia	Record daily precipitation	7.1 mm (0.28 in)	12 of 100 (Routine)
Woody Island	Australia	Record daily precipitation	5.8 mm (0.23 in)	11 of 100 (Routine)
Zametchino	Russia	Record high minimum temperature	14.5 C (58.1 F)	11 of 100 (Routine)
Vinga	Sweden	Record daily precipitation	21.0 mm (0.8 in)	11 of 100 (Routine)
Landsort	Sweden	Record daily precipitation	5.0 mm (0.20 in)	10 of 100 (Routine)
Svenska Hogarna	Sweden	Record daily precipitation	5.8 mm (0.23 in)	10 of 100 (Routine)
Zagreb-Gric	Croatia	Record high maximum temperature	31.0 C (87.8 F)	9 of 100 (Routine)
Toledo Blade	United States	Record low maximum temperature	17.2 C (63.0 F)	9 of 100 (Routine)
Port Arthur	Canada	Record low minimum temperature	1.1 C (34.0 F)	8 of 100 (Routine)
Port Stanley	Canada	Record low maximum temperature	18.3 C (64.9 F)	7 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record high minimum temperature	10.6 C (51.1 F)	3 of 100 (Routine)
Stockholm	Sweden	Record high minimum temperature	14.0 C (57.2 F)	2 of 100 (Routine)
Leominster	United States	Record daily precipitation	24.1 mm (0.9 in)	2 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record high minimum temperature	25.0 C (77.0 F)	1 of 100 (Routine)
Maryborough	Australia	Record daily precipitation	7.9 mm (0.31 in)	1 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	5.0 C (41.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

41 records

Records set or tied on 29 August 1917 by type: Highest daily maximum 2, Lowest daily maximum 4, Highest daily minimum 8, Lowest daily minimum 3, Heaviest daily rainfall 24.

Records on 29 August 1917 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	4
Highest daily minimum	8
Lowest daily minimum	3
Heaviest daily rainfall	24
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 29 August 1917 by timescale: all-time 0, monthly 0, daily 41.

How Much Records Were Beaten By

36 broken records

Margins by which the 36 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 25.8. Ties are not counted.

Top 20 by Significance

29 August 1917

Top 20 records on 29 August 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 August 1917	Malung, SE	daily rain	41.3 mm (1.6 in)	25.8 mm (1.0 in)	28 years	45 of 100 (Notable)
29 August 1917	Oestersund-Froesoen, SE	daily rain	36.0 mm (1.4 in)	18.0 mm (0.7 in)	33 years	45 of 100 (Notable)
29 August 1917	Sarna, SE	daily rain	37.2 mm (1.5 in)	19.9 mm (0.8 in)	28 years	40 of 100 (Notable)
29 August 1917	Sveg, SE	daily rain	34.0 mm (1.3 in)	18.7 mm (0.7 in)	3 years	33 of 100 (Routine)
29 August 1917	Nidingen A, SE	daily rain	35.2 mm (1.4 in)	15.8 mm (0.6 in)	12 years	29 of 100 (Routine)
29 August 1917	Vanersborg, SE	daily rain	29.4 mm (1.2 in)	17.9 mm (0.7 in)	4 years	26 of 100 (Routine)
29 August 1917	Bjuraker, SE	daily rain	27.5 mm (1.1 in)	14.1 mm (0.6 in)	8 years	26 of 100 (Routine)
29 August 1917	Jonkoping, SE	daily rain	19.4 mm (0.8 in)	5.3 mm (0.21 in)	51 years	20 of 100 (Routine)
29 August 1917	Walbundrie (Crediton Street), AU	daily rain	17.3 mm (0.7 in)	8.4 mm (0.33 in)	24 years	20 of 100 (Routine)
29 August 1917	Boras, SE	daily rain	28.3 mm (1.1 in)	11.5 mm (0.5 in)	4 years	20 of 100 (Routine)
29 August 1917	Hvar, HR	daily high min	25.4 C (77.7 F)	1.3 C (2.3 F)	31 years	19 of 100 (Routine)
29 August 1917	Linkoeping-Malmslaett, SE	daily rain	18.5 mm (0.7 in)	8.6 mm (0.34 in)	6 years	19 of 100 (Routine)
29 August 1917	Casino Airport, AU	daily rain	12.4 mm (0.5 in)	4.3 mm (0.17 in)	30 years	18 of 100 (Routine)
29 August 1917	Innsbruck, AT	daily low min	5.6 C (42.1 F)	1.4 C (2.5 F)	32 years	18 of 100 (Routine)
29 August 1917	Vestervig, DK	daily rain	23.4 mm (0.9 in)	6.8 mm (0.27 in)	12 years	17 of 100 (Routine)
29 August 1917	Buffalo, US	daily low max	15.6 C (60.1 F)	1.1 C (2.0 F)	33 years	17 of 100 (Routine)
29 August 1917	Cleveland 2717 Euclid, US	daily low max	16.7 C (62.1 F)	1.1 C (2.0 F)	33 years	17 of 100 (Routine)
29 August 1917	Yamba Pilot Station, AU	daily rain	19.3 mm (0.8 in)	2.5 mm (0.10 in)	37 years	16 of 100 (Routine)
29 August 1917	Hvar, HR	daily high max	31.3 C (88.3 F)	0.3 C (0.5 F)	39 years	16 of 100 (Routine)
29 August 1917	Halmstad, SE	daily rain	22.4 mm (0.9 in)	1.0 mm (0.04 in)	33 years	16 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

1807 to 1917

Records set or tied on this calendar date in each year from 1807 to 1917. 1917 had 41 records.

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

Records on 08-29 in each year
Year	Records
1807	4
1814	2
1827	1
1834	1
1835	1
1837	1
1839	1
1844	1
1845	1
1850	1
1851	4
1863	1
1864	1
1865	2
1866	1
1869	1
1870	1
1875	1
1877	4
1878	1
1880	1
1881	1
1884	1
1885	3
1886	3
1887	1
1889	1
1891	1
1893	3
1894	6
1895	2
1896	10
1897	4
1898	2
1899	1
1900	1
1901	6
1902	7
1903	21
1904	7
1905	21
1906	14
1907	5
1908	12
1909	25
1910	9
1911	44
1912	36
1913	21
1914	32
1915	36
1916	59
1917	41
1918	28
1919	34
1920	76
1921	102
1922	41
1923	66
1924	250
1925	222
1926	403
1927	214
1928	288
1929	139
1930	170
1931	181
1932	675
1933	435
1934	459
1935	632
1936	297
1937	430
1938	253
1939	332
1940	395
1941	384
1942	654
1943	334
1944	338
1945	390
1946	702
1947	419
1948	1,096
1949	470
1950	557
1951	917
1952	345
1953	1,189
1954	438
1955	365
1956	351
1957	392
1958	240
1959	496
1960	499
1961	501
1962	400
1963	672
1964	483
1965	1,095
1966	463
1967	511
1968	887
1969	691
1970	481
1971	514
1972	635
1973	679
1974	874
1975	517
1976	547
1977	770
1978	755
1979	581
1980	521
1981	869
1982	1,164
1983	883
1984	1,230
1985	551
1986	2,408
1987	659
1988	1,237
1989	728
1990	1,009
1991	806
1992	1,417
1993	1,306
1994	596
1995	1,090
1996	1,056
1997	957
1998	1,452
1999	756
2000	1,076
2001	743
2002	921
2003	964
2004	813
2005	993
2006	1,156
2007	959
2008	716
2009	1,110
2010	1,184
2011	1,252
2012	901
2013	739
2014	419
2015	798
2016	576
2017	1,162
2018	890
2019	789
2020	827
2021	567
2022	437
2023	677
2024	1,047
2025	664
2026	797

Download the Data

Data for records on 1917-08-29: 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 5	22
5 to 10	6
10 to 15	2
15 to 20	5
20 to 25	0
25 to 30	1