Weather Records on 31 August 1961

625 weather records were set or tied worldwide on 31 August 1961. Highest significance: Fort Dearborn, US.

Key Facts for 31 August 1961

On 31 August 1961, 625 weather records were set or tied at long-record stations worldwide.
219 were record highs and 40 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 17 monthly and 603 daily.
Fort Dearborn set a daily record precipitation of 71.4 mm (2.8 in) on 31 August 1961.
Across 165 earlier years (1796 to 2026) the same calendar date averaged 435 records.

Record Map

625 stations

625 station records on 31 August 1961 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 August 1961: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fort Dearborn	United States	Record daily precipitation	71.4 mm (2.8 in)	80 of 100 (Exceptional)
Milstead	United States	Record daily precipitation	278.9 mm (11.0 in)	57 of 100 (Notable)
Eadine	Australia	Record daily precipitation	35.8 mm (1.4 in)	56 of 100 (Notable)
Iroquois Falls	Canada	Record daily precipitation	88.9 mm (3.5 in)	52 of 100 (Notable)
Elba	United States	Record daily precipitation	167.1 mm (6.6 in)	51 of 100 (Notable)
Beverley	Australia	Record daily precipitation	25.1 mm (1.0 in)	49 of 100 (Notable)
Belvoir	Australia	Record daily precipitation	39.1 mm (1.5 in)	46 of 100 (Notable)
Av-A-Rest	Australia	Record daily precipitation	33.0 mm (1.3 in)	46 of 100 (Notable)
Garibaldi	Canada	Record daily precipitation	36.8 mm (1.4 in)	46 of 100 (Notable)
Dhanaha	India	Record daily precipitation	166.1 mm (6.5 in)	46 of 100 (Notable)
Soraon	India	Record daily precipitation	118.6 mm (4.7 in)	46 of 100 (Notable)
Martin Dam	United States	Record daily precipitation	97.0 mm (3.8 in)	46 of 100 (Notable)
Pratapgarh	India	Record daily precipitation	105.4 mm (4.1 in)	45 of 100 (Notable)
Nanaimo Departure Bay	Canada	Record daily precipitation	38.6 mm (1.5 in)	44 of 100 (Notable)
Greensboro	United States	Record daily precipitation	107.2 mm (4.2 in)	44 of 100 (Notable)
Pawayan	India	Record daily precipitation	118.8 mm (4.7 in)	41 of 100 (Notable)
Marquette	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Wetumpka	United States	Record daily precipitation	97.8 mm (3.9 in)	40 of 100 (Notable)
Gingin	Australia	Record daily precipitation	32.5 mm (1.3 in)	38 of 100 (Notable)
Mundaring Weir	Australia	Record daily precipitation	42.4 mm (1.7 in)	38 of 100 (Notable)
Kluitjeskraal (Bos)	South Africa	Record daily precipitation	49.0 mm (1.9 in)	38 of 100 (Notable)
Tullahoma	United States	Record daily precipitation	80.0 mm (3.1 in)	38 of 100 (Notable)
Nanaimo	Canada	Record daily precipitation	36.3 mm (1.4 in)	37 of 100 (Notable)
Kapuskasing Cda	Canada	Record daily precipitation	68.1 mm (2.7 in)	37 of 100 (Notable)
Diablo Dam	United States	Record daily precipitation	27.4 mm (1.1 in)	37 of 100 (Notable)
Mundaring	Australia	Record daily precipitation	40.4 mm (1.6 in)	36 of 100 (Notable)
Amethi	India	Record daily precipitation	82.3 mm (3.2 in)	36 of 100 (Notable)
Bayfield 6 N	United States	Record high maximum temperature	37.2 C (99.0 F)	36 of 100 (Notable)
Dinninup	Australia	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Darauli	India	Record daily precipitation	136.0 mm (5.4 in)	34 of 100 (Routine)
White River	Canada	Record daily precipitation	40.4 mm (1.6 in)	33 of 100 (Routine)
Allahabad Chailk	India	Record daily precipitation	80.8 mm (3.2 in)	33 of 100 (Routine)
Andenes	Norway	Record daily precipitation	31.9 mm (1.3 in)	33 of 100 (Routine)
Troy	United States	Record daily precipitation	171.5 mm (6.8 in)	33 of 100 (Routine)
Kelso	United States	Record daily precipitation	29.7 mm (1.2 in)	33 of 100 (Routine)
Wawaitin	Canada	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Collingwood	Canada	Record high minimum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Padrauna	India	Record daily precipitation	281.2 mm (11.1 in)	32 of 100 (Routine)
Primrose Farm	United States	Record daily precipitation	138.7 mm (5.5 in)	32 of 100 (Routine)
Seaside	United States	Record daily precipitation	27.2 mm (1.1 in)	32 of 100 (Routine)
Serpentine	Australia	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	8.0 C (46.4 F)	31 of 100 (Routine)
Guntersville	United States	Record daily precipitation	41.7 mm (1.6 in)	31 of 100 (Routine)
Fellsmere 7 SSW	United States	Record high minimum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Estacada 2 SE	United States	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Russell	Canada	Record high maximum temperature	33.3 C (91.9 F)	30 of 100 (Routine)
Nalesar	India	Record daily precipitation	280.0 mm (11.0 in)	30 of 100 (Routine)
Kristianstad	Sweden	Record high maximum temperature	25.0 C (77.0 F)	30 of 100 (Routine)
Winnibigoshish Dam	United States	Record high minimum temperature	21.1 C (70.0 F)	30 of 100 (Routine)
Grapeview 3 SW	United States	Record daily precipitation	27.4 mm (1.1 in)	30 of 100 (Routine)
Kennewick	United States	Record high minimum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Snoqualmie Falls	United States	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Hajipur	India	Record daily precipitation	77.8 mm (3.1 in)	29 of 100 (Routine)
Karnaprayag	India	Record daily precipitation	86.9 mm (3.4 in)	29 of 100 (Routine)
Waialua 847	United States	Record low minimum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Chiloquin 1 E	United States	Record high minimum temperature	9.4 C (48.9 F)	28 of 100 (Routine)
Dufur	United States	Record high minimum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Vancouver 4 NNE	United States	Record high minimum temperature	16.1 C (61.0 F)	28 of 100 (Routine)
Muchea Tree Farm	Australia	Record daily precipitation	29.5 mm (1.2 in)	27 of 100 (Routine)
Henley Park	Australia	Record daily precipitation	33.5 mm (1.3 in)	27 of 100 (Routine)

Counts by Type and Timescale

625 records

Records set or tied on 31 August 1961 by type: Highest daily maximum 84, Lowest daily maximum 29, Highest daily minimum 135, Lowest daily minimum 11, Heaviest daily rainfall 365, Heaviest daily snowfall 1.

Records on 31 August 1961 by type
Record type	Records
Highest daily maximum	84
Lowest daily maximum	29
Highest daily minimum	135
Lowest daily minimum	11
Heaviest daily rainfall	365
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 31 August 1961 by timescale: all-time 5, monthly 17, daily 603.

How Much Records Were Beaten By

520 broken records

Margins by which the 520 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.6. Ties are not counted.

Top 20 by Significance

31 August 1961

Top 20 records on 31 August 1961 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 August 1961	Fort Dearborn, US	daily rain	71.4 mm (2.8 in)	62.5 mm (2.5 in)	124 years	80 of 100 (Exceptional)
31 August 1961	Milstead, US	all-time rain	278.9 mm (11.0 in)	41.9 mm (1.6 in)	12 years	57 of 100 (Notable)
31 August 1961	Eadine, AU	daily rain	35.8 mm (1.4 in)	27.7 mm (1.1 in)	36 years	56 of 100 (Notable)
31 August 1961	Iroquois Falls, CA	all-time rain	88.9 mm (3.5 in)	12.2 mm (0.5 in)	44 years	52 of 100 (Notable)
31 August 1961	Elba, US	monthly rain	167.1 mm (6.6 in)	52.8 mm (2.1 in)	11 years	51 of 100 (Notable)
31 August 1961	Beverley, AU	daily rain	25.1 mm (1.0 in)	18.0 mm (0.7 in)	36 years	49 of 100 (Notable)
31 August 1961	Belvoir, AU	daily rain	39.1 mm (1.5 in)	23.1 mm (0.9 in)	43 years	46 of 100 (Notable)
31 August 1961	Av-A-Rest, AU	daily rain	33.0 mm (1.3 in)	18.5 mm (0.7 in)	43 years	46 of 100 (Notable)
31 August 1961	Garibaldi, CA	daily rain	36.8 mm (1.4 in)	24.6 mm (1.0 in)	24 years	46 of 100 (Notable)
31 August 1961	Dhanaha, IN	daily rain	166.1 mm (6.5 in)	102.6 mm (4.0 in)	15 years	46 of 100 (Notable)
31 August 1961	Soraon, IN	daily rain	118.6 mm (4.7 in)	65.0 mm (2.6 in)	52 years	46 of 100 (Notable)
31 August 1961	Martin Dam, US	daily rain	97.0 mm (3.8 in)	64.2 mm (2.5 in)	11 years	46 of 100 (Notable)
31 August 1961	Pratapgarh, IN	daily rain	105.4 mm (4.1 in)	59.2 mm (2.3 in)	52 years	45 of 100 (Notable)
31 August 1961	Nanaimo Departure Bay, CA	daily rain	38.6 mm (1.5 in)	19.3 mm (0.8 in)	24 years	44 of 100 (Notable)
31 August 1961	Greensboro, US	daily rain	107.2 mm (4.2 in)	47.3 mm (1.9 in)	11 years	44 of 100 (Notable)
31 August 1961	Pawayan, IN	daily rain	118.8 mm (4.7 in)	62.4 mm (2.5 in)	44 years	41 of 100 (Notable)
31 August 1961	Marquette, US	daily high min	22.2 C (72.0 F)	2.8 C (5.0 F)	81 years	41 of 100 (Notable)
31 August 1961	Wetumpka, US	daily rain	97.8 mm (3.9 in)	48.8 mm (1.9 in)	11 years	40 of 100 (Notable)
31 August 1961	Gingin, AU	daily rain	32.5 mm (1.3 in)	14.0 mm (0.6 in)	50 years	38 of 100 (Notable)
31 August 1961	Mundaring Weir, AU	daily rain	42.4 mm (1.7 in)	21.3 mm (0.8 in)	50 years	38 of 100 (Notable)

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

1796 to 1961

Records set or tied on this calendar date in each year from 1796 to 1961. 1961 had 625 records.

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

Records on 08-31 in each year
Year	Records
1796	1
1806	1
1807	2
1813	1
1814	1
1816	1
1827	1
1836	1
1846	1
1849	1
1851	1
1856	2
1858	1
1859	1
1860	1
1861	1
1863	1
1867	1
1869	1
1873	1
1875	1
1876	1
1877	2
1879	2
1881	3
1882	2
1885	1
1886	5
1887	1
1889	1
1890	2
1892	3
1893	1
1894	1
1895	1
1896	1
1897	5
1898	10
1899	4
1900	3
1901	5
1902	5
1903	16
1904	13
1905	8
1906	47
1907	6
1908	12
1909	39
1910	20
1911	31
1912	34
1913	40
1914	23
1915	71
1916	7
1917	60
1918	58
1919	25
1920	46
1921	86
1922	58
1923	63
1924	232
1925	111
1926	148
1927	103
1928	201
1929	300
1930	243
1931	192
1932	807
1933	424
1934	381
1935	540
1936	226
1937	508
1938	324
1939	296
1940	400
1941	528
1942	422
1943	650
1944	638
1945	572
1946	545
1947	473
1948	367
1949	409
1950	662
1951	910
1952	388
1953	1,054
1954	633
1955	539
1956	734
1957	317
1958	417
1959	496
1960	366
1961	625
1962	432
1963	415
1964	591
1965	886
1966	830
1967	952
1968	562
1969	474
1970	558
1971	326
1972	287
1973	793
1974	587
1975	658
1976	732
1977	621
1978	891
1979	400
1980	701
1981	692
1982	586
1983	788
1984	866
1985	854
1986	1,218
1987	836
1988	570
1989	622
1990	966
1991	848
1992	1,274
1993	1,286
1994	1,139
1995	1,077
1996	1,451
1997	943
1998	1,163
1999	988
2000	1,545
2001	944
2002	852
2003	1,232
2004	963
2005	1,782
2006	1,147
2007	1,110
2008	870
2009	1,224
2010	1,490
2011	994
2012	932
2013	771
2014	458
2015	1,074
2016	599
2017	596
2018	366
2019	781
2020	737
2021	553
2022	1,191
2023	600
2024	766
2025	307
2026	595

Download the Data

Data for records on 1961-08-31: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	491
20 to 40	17
40 to 60	7
60 to 80	4
80 to 100	0
100 to 120	1