Weather Records on 16 September 1931

568 weather records were set or tied worldwide on 16 September 1931. Highest significance: Charlevoix, US.

Key Facts for 16 September 1931

On 16 September 1931, 568 weather records were set or tied at long-record stations worldwide.
480 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 14 monthly and 553 daily.
Charlevoix set a daily record precipitation of 71.1 mm (2.8 in) on 16 September 1931.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 413 records.

Record Map

568 stations

568 station records on 16 September 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 September 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Charlevoix	United States	Record daily precipitation	71.1 mm (2.8 in)	48 of 100 (Notable)
Guntur	India	Record daily precipitation	79.2 mm (3.1 in)	45 of 100 (Notable)
Portage Wwtp	United States	Record daily precipitation	56.6 mm (2.2 in)	43 of 100 (Notable)
Collegeville St Joe AP	United States	Record daily precipitation	72.1 mm (2.8 in)	38 of 100 (Notable)
Alipurduar	India	Record daily precipitation	211.3 mm (8.3 in)	33 of 100 (Routine)
Marion 2 N	United States	Record daily precipitation	52.1 mm (2.1 in)	32 of 100 (Routine)
Wiarton	Canada	Record daily precipitation	48.3 mm (1.9 in)	30 of 100 (Routine)
Coldwater St School	United States	Record daily precipitation	33.0 mm (1.3 in)	29 of 100 (Routine)
Dresden	United States	Record high minimum temperature	25.0 C (77.0 F)	28 of 100 (Routine)
Chippewa Lake	United States	Record daily precipitation	40.6 mm (1.6 in)	25 of 100 (Routine)
S Bend AP	United States	Record daily precipitation	37.8 mm (1.5 in)	25 of 100 (Routine)
Rayagada	India	Record daily precipitation	74.4 mm (2.9 in)	24 of 100 (Routine)
Warren	United States	Record daily precipitation	35.6 mm (1.4 in)	24 of 100 (Routine)
Lawrence	United States	Record high maximum temperature	38.3 C (100.9 F)	23 of 100 (Routine)
Warren	United States	Record high minimum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
New London	United States	Record daily precipitation	50.8 mm (2.0 in)	23 of 100 (Routine)
Narre Warren North (Narre Warr	Australia	Record daily precipitation	27.2 mm (1.1 in)	22 of 100 (Routine)
Norwich	United States	Record high minimum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Fayette	United States	Record high maximum temperature	35.0 C (95.0 F)	21 of 100 (Routine)
Phillipsburg 1 SSE	United States	Record high minimum temperature	25.0 C (77.0 F)	21 of 100 (Routine)
Princess Anne	United States	Record daily precipitation	48.0 mm (1.9 in)	21 of 100 (Routine)
Newcastle Waters	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Astana	Kazakhstan	Record daily precipitation	16.2 mm (0.6 in)	20 of 100 (Routine)
Bottineau	United States	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Chita	Russia	Record daily precipitation	10.0 mm (0.4 in)	20 of 100 (Routine)
Nerchinskij Zavod	Russia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Emporium 1 E	United States	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Porto Novo	India	Record daily precipitation	64.0 mm (2.5 in)	20 of 100 (Routine)
Oracle	United States	Record low minimum temperature	8.9 C (48.0 F)	20 of 100 (Routine)
Cedar Rapids #1	United States	Record high maximum temperature	36.7 C (98.1 F)	20 of 100 (Routine)
Mt Ayr	United States	Record high minimum temperature	25.0 C (77.0 F)	20 of 100 (Routine)
Madison Wb City	United States	Record high maximum temperature	32.8 C (91.0 F)	20 of 100 (Routine)
Ames 3 SW	United States	Record high maximum temperature	37.2 C (99.0 F)	19 of 100 (Routine)
Denison	United States	Record high maximum temperature	36.7 C (98.1 F)	19 of 100 (Routine)
Iowa Falls	United States	Record high maximum temperature	36.7 C (98.1 F)	19 of 100 (Routine)
Northwood	United States	Record high maximum temperature	34.4 C (93.9 F)	19 of 100 (Routine)
Horton	United States	Record high maximum temperature	37.2 C (99.0 F)	19 of 100 (Routine)
Ottawa	United States	Record high maximum temperature	37.8 C (100.0 F)	19 of 100 (Routine)
Larimore 4SW	United States	Record daily precipitation	24.9 mm (1.0 in)	19 of 100 (Routine)
La Crosse Wb City	United States	Record high maximum temperature	34.4 C (93.9 F)	19 of 100 (Routine)
Zeehan Post Office	Australia	Record daily precipitation	42.7 mm (1.7 in)	18 of 100 (Routine)
Moose Factory	Canada	Record low minimum temperature	-1.1 C (30.0 F)	18 of 100 (Routine)
Logansport Cicott St	United States	Record daily precipitation	35.1 mm (1.4 in)	18 of 100 (Routine)
Guthrie Ctr	United States	Record high maximum temperature	36.7 C (98.1 F)	18 of 100 (Routine)
New Hampton	United States	Record high maximum temperature	34.4 C (93.9 F)	18 of 100 (Routine)
Toledo 3N	United States	Record high maximum temperature	36.7 C (98.1 F)	18 of 100 (Routine)
Waterloo	United States	Record high maximum temperature	36.1 C (97.0 F)	18 of 100 (Routine)
Hutchinson River	United States	Record high minimum temperature	23.9 C (75.0 F)	18 of 100 (Routine)
Whitefish Pt	United States	Record daily precipitation	29.2 mm (1.1 in)	18 of 100 (Routine)
Fond du Lac Wwtp	United States	Record high maximum temperature	34.4 C (93.9 F)	18 of 100 (Routine)
Grassy Hill Radio Otc	Australia	Record daily precipitation	5.3 mm (0.21 in)	17 of 100 (Routine)
Baia Mare	Romania	Record low minimum temperature	4.0 C (39.2 F)	17 of 100 (Routine)
Canon City	United States	Record high minimum temperature	17.2 C (63.0 F)	17 of 100 (Routine)
Hoxie	United States	Record high minimum temperature	24.4 C (75.9 F)	17 of 100 (Routine)
Whitefish Pt	United States	Record high minimum temperature	15.6 C (60.1 F)	17 of 100 (Routine)
Franklin	United States	Record high minimum temperature	25.6 C (78.1 F)	17 of 100 (Routine)
Beloit	United States	Record high maximum temperature	33.3 C (91.9 F)	17 of 100 (Routine)
Dubuque River	United States	Record high maximum temperature	35.6 C (96.1 F)	17 of 100 (Routine)
Kansas City	United States	Record high maximum temperature	36.7 C (98.1 F)	17 of 100 (Routine)
Bunda Bunda	Australia	Record daily precipitation	1.3 mm (0.05 in)	16 of 100 (Routine)

Counts by Type and Timescale

568 records

Records set or tied on 16 September 1931 by type: Highest daily maximum 208, Lowest daily maximum 10, Highest daily minimum 272, Lowest daily minimum 11, Heaviest daily rainfall 67.

Records on 16 September 1931 by type
Record type	Records
Highest daily maximum	208
Lowest daily maximum	10
Highest daily minimum	272
Lowest daily minimum	11
Heaviest daily rainfall	67
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 16 September 1931 by timescale: all-time 1, monthly 14, daily 553.

How Much Records Were Beaten By

430 broken records

Margins by which the 430 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 86.8. Ties are not counted.

Top 20 by Significance

16 September 1931

Top 20 records on 16 September 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 September 1931	Charlevoix, US	daily rain	71.1 mm (2.8 in)	52.0 mm (2.0 in)	16 years	48 of 100 (Notable)
16 September 1931	Guntur, IN	daily rain	79.2 mm (3.1 in)	49.5 mm (1.9 in)	22 years	45 of 100 (Notable)
16 September 1931	Portage Wwtp, US	daily rain	56.6 mm (2.2 in)	35.8 mm (1.4 in)	33 years	43 of 100 (Notable)
16 September 1931	Collegeville St Joe AP, US	daily rain	72.1 mm (2.8 in)	44.9 mm (1.8 in)	9 years	38 of 100 (Notable)
16 September 1931	Alipurduar, IN	daily rain	211.3 mm (8.3 in)	86.8 mm (3.4 in)	28 years	33 of 100 (Routine)
16 September 1931	Marion 2 N, US	daily rain	52.1 mm (2.1 in)	32.0 mm (1.3 in)	25 years	32 of 100 (Routine)
16 September 1931	Wiarton, CA	daily rain	48.3 mm (1.9 in)	18.1 mm (0.7 in)	28 years	30 of 100 (Routine)
16 September 1931	Coldwater St School, US	daily rain	33.0 mm (1.3 in)	26.6 mm (1.0 in)	17 years	29 of 100 (Routine)
16 September 1931	Dresden, US	monthly high min	25.0 C (77.0 F)	3.3 C (5.9 F)	32 years	28 of 100 (Routine)
16 September 1931	Chippewa Lake, US	daily rain	40.6 mm (1.6 in)	20.8 mm (0.8 in)	25 years	25 of 100 (Routine)
16 September 1931	S Bend AP, US	daily rain	37.8 mm (1.5 in)	19.0 mm (0.7 in)	16 years	25 of 100 (Routine)
16 September 1931	Rayagada, IN	daily rain	74.4 mm (2.9 in)	25.1 mm (1.0 in)	16 years	24 of 100 (Routine)
16 September 1931	Warren, US	daily rain	35.6 mm (1.4 in)	12.5 mm (0.5 in)	36 years	24 of 100 (Routine)
16 September 1931	Lawrence, US	daily high max	38.3 C (100.9 F)	3.9 C (7.0 F)	35 years	23 of 100 (Routine)
16 September 1931	Warren, US	monthly high min	20.6 C (69.1 F)	0.6 C (1.1 F)	33 years	23 of 100 (Routine)
16 September 1931	New London, US	daily rain	50.8 mm (2.0 in)	19.8 mm (0.8 in)	16 years	23 of 100 (Routine)
16 September 1931	Narre Warren North (Narre Warr, AU	daily rain	27.2 mm (1.1 in)	0.8 mm (0.03 in)	52 years	22 of 100 (Routine)
16 September 1931	Norwich, US	monthly high min	26.1 C (79.0 F)	0.5 C (0.9 F)	26 years	22 of 100 (Routine)
16 September 1931	Fayette, US	daily high max	35.0 C (95.0 F)	5.6 C (10.1 F)	31 years	21 of 100 (Routine)
16 September 1931	Phillipsburg 1 SSE, US	daily high min	25.0 C (77.0 F)	3.9 C (7.0 F)	37 years	21 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

1793 to 1931

Records set or tied on this calendar date in each year from 1793 to 1931. 1931 had 568 records.

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

Records on 09-16 in each year
Year	Records
1793	1
1796	1
1807	1
1809	1
1823	2
1828	1
1829	1
1833	1
1837	1
1845	1
1847	1
1848	2
1850	1
1852	1
1854	2
1857	1
1861	1
1865	1
1866	1
1867	1
1869	1
1873	1
1874	3
1875	2
1877	4
1879	1
1882	1
1884	2
1885	5
1886	1
1887	2
1888	1
1889	9
1890	1
1892	2
1893	2
1894	1
1895	2
1896	3
1897	2
1898	6
1899	4
1900	5
1901	7
1902	3
1903	18
1904	5
1905	9
1906	12
1907	14
1908	15
1909	18
1910	26
1911	18
1912	58
1913	43
1914	35
1915	50
1916	60
1917	180
1918	125
1919	26
1920	164
1921	62
1922	147
1923	151
1924	77
1925	212
1926	116
1927	382
1928	62
1929	121
1930	235
1931	568
1932	533
1933	321
1934	519
1935	303
1936	442
1937	536
1938	296
1939	666
1940	188
1941	319
1942	504
1943	270
1944	284
1945	390
1946	610
1947	763
1948	541
1949	486
1950	506
1951	290
1952	378
1953	317
1954	554
1955	490
1956	605
1957	500
1958	538
1959	983
1960	235
1961	833
1962	479
1963	491
1964	859
1965	1,159
1966	838
1967	427
1968	496
1969	360
1970	627
1971	617
1972	451
1973	608
1974	385
1975	836
1976	878
1977	577
1978	421
1979	1,025
1980	568
1981	765
1982	863
1983	814
1984	898
1985	539
1986	862
1987	783
1988	786
1989	854
1990	593
1991	1,367
1992	1,073
1993	1,542
1994	1,008
1995	976
1996	1,403
1997	1,028
1998	1,466
1999	879
2000	1,315
2001	819
2002	1,117
2003	627
2004	746
2005	1,112
2006	1,274
2007	895
2008	1,000
2009	754
2010	880
2011	1,265
2012	572
2013	673
2014	490
2015	926
2016	767
2017	583
2018	921
2019	742
2020	674
2021	454
2022	521
2023	568
2024	885
2025	578
2026	920

Download the Data

Data for records on 1931-09-16: 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 20	419
20 to 40	7
40 to 60	3
60 to 80	0
80 to 100	1