Weather Records on 3 October 1940

175 weather records were set or tied worldwide on 3 October 1940. Highest significance: Newlands, ZA.

Key Facts for 3 October 1940

On 3 October 1940, 175 weather records were set or tied at long-record stations worldwide.
50 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 165 daily.
Newlands set a daily record precipitation of 30.0 mm (1.2 in) on 3 October 1940.
Across 159 earlier years (1834 to 2026) the same calendar date averaged 459 records.

Record Map

175 stations

175 station records on 3 October 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 3 October 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Newlands	South Africa	Record daily precipitation	30.0 mm (1.2 in)	59 of 100 (Notable)
Grenfell	Canada	Record daily precipitation	67.8 mm (2.7 in)	58 of 100 (Notable)
Koloa 936	United States	Record daily precipitation	53.3 mm (2.1 in)	52 of 100 (Notable)
Homestead 985	United States	Record daily precipitation	98.0 mm (3.9 in)	50 of 100 (Notable)
Grove Farm 1021	United States	Record daily precipitation	81.3 mm (3.2 in)	48 of 100 (Notable)
Kahuku 912	United States	Record daily precipitation	46.7 mm (1.8 in)	46 of 100 (Notable)
Makaweli 965	United States	Record daily precipitation	43.4 mm (1.7 in)	46 of 100 (Notable)
E Lawai 934	United States	Record daily precipitation	100.3 mm (3.9 in)	45 of 100 (Notable)
Kooskia	United States	Record daily precipitation	48.8 mm (1.9 in)	42 of 100 (Notable)
Kukuiula 935	United States	Record daily precipitation	86.9 mm (3.4 in)	36 of 100 (Notable)
Copper	United States	Record daily precipitation	28.2 mm (1.1 in)	33 of 100 (Routine)
Mana 1026	United States	Record daily precipitation	33.5 mm (1.3 in)	33 of 100 (Routine)
Campbell	United States	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Lewistown AP	United States	Record daily precipitation	27.2 mm (1.1 in)	30 of 100 (Routine)
Makaweli 965	United States	Record low maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Kilkivan Post Office	Australia	Record daily precipitation	31.5 mm (1.2 in)	28 of 100 (Routine)
Moscow U of I	United States	Record daily precipitation	33.0 mm (1.3 in)	28 of 100 (Routine)
Boonara	Australia	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Cream Hill	United States	Record daily precipitation	35.1 mm (1.4 in)	24 of 100 (Routine)
Snowflake	United States	Record high minimum temperature	13.3 C (55.9 F)	23 of 100 (Routine)
Coimbra	Portugal	Record low minimum temperature	6.7 C (44.1 F)	21 of 100 (Routine)
Birtle	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Vardoe	Norway	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Moccasin Exp STN	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Reitz 36	South Africa	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Nagaur (Nagore )	India	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Astrakan	Russia	Record daily precipitation	11.6 mm (0.5 in)	20 of 100 (Routine)
Raymond Terrace (Kinross)	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Sedgefield (Bundajon)	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Surpura (Nokha)	India	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Klintonel	Canada	Record high minimum temperature	8.3 C (46.9 F)	20 of 100 (Routine)
Weston 2 SE	United States	Record low maximum temperature	10.6 C (51.1 F)	20 of 100 (Routine)
Sion	Canada	Record daily precipitation	9.7 mm (0.38 in)	19 of 100 (Routine)
Dunvegan	Canada	Record high minimum temperature	6.7 C (44.1 F)	19 of 100 (Routine)
Canton	United States	Record high minimum temperature	19.4 C (66.9 F)	19 of 100 (Routine)
Haiku 490	United States	Record low minimum temperature	16.7 C (62.1 F)	19 of 100 (Routine)
Goondi Mill Csr	Australia	Record daily precipitation	55.6 mm (2.2 in)	18 of 100 (Routine)
Hissar	India	Record daily precipitation	3.3 mm (0.13 in)	18 of 100 (Routine)
Federal Pt	United States	Record low minimum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Orofino	United States	Record daily precipitation	27.2 mm (1.1 in)	18 of 100 (Routine)
Wahpeton 3 N	United States	Record daily precipitation	30.5 mm (1.2 in)	18 of 100 (Routine)
Pendleton Dwtn	United States	Record low maximum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Hatton 9 SE	United States	Record low maximum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Papaikou 144.1	United States	Record daily precipitation	66.0 mm (2.6 in)	18 of 100 (Routine)
Doorawarrah	Australia	Record daily precipitation	1.5 mm (0.06 in)	17 of 100 (Routine)
Byro	Australia	Record daily precipitation	1.3 mm (0.05 in)	17 of 100 (Routine)
Alstonville Post Office	Australia	Record daily precipitation	36.8 mm (1.4 in)	17 of 100 (Routine)
Orenburg	Russia	Record low minimum temperature	-6.3 C (20.7 F)	17 of 100 (Routine)
Bustard Head Lighthouse	Australia	Record daily precipitation	5.1 mm (0.20 in)	16 of 100 (Routine)
Fort McPherson	Canada	Record high minimum temperature	2.8 C (37.0 F)	16 of 100 (Routine)
Morden	Canada	Record high minimum temperature	11.7 C (53.1 F)	16 of 100 (Routine)
Parrsboro	Canada	Record daily precipitation	8.9 mm (0.35 in)	16 of 100 (Routine)
St Georges	Canada	Record low minimum temperature	-1.7 C (28.9 F)	16 of 100 (Routine)
Gainesville	United States	Record low minimum temperature	2.2 C (36.0 F)	16 of 100 (Routine)
Fergus Falls	United States	Record daily precipitation	25.7 mm (1.0 in)	16 of 100 (Routine)
Malta	United States	Record high minimum temperature	9.4 C (48.9 F)	16 of 100 (Routine)
Weeping Water	United States	Record daily precipitation	14.0 mm (0.6 in)	16 of 100 (Routine)
Wahluke	United States	Record low maximum temperature	13.9 C (57.0 F)	16 of 100 (Routine)
Lihue 1020	United States	Record low maximum temperature	26.1 C (79.0 F)	16 of 100 (Routine)
Pierre Rgnl AP	United States	Record daily precipitation	12.7 mm (0.5 in)	16 of 100 (Routine)

Counts by Type and Timescale

175 records

Records set or tied on 3 October 1940 by type: Highest daily maximum 4, Lowest daily maximum 19, Highest daily minimum 46, Lowest daily minimum 25, Heaviest daily rainfall 81.

Records on 3 October 1940 by type
Record type	Records
Highest daily maximum	4
Lowest daily maximum	19
Highest daily minimum	46
Lowest daily minimum	25
Heaviest daily rainfall	81
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 3 October 1940 by timescale: all-time 0, monthly 10, daily 165.

How Much Records Were Beaten By

142 broken records

Margins by which the 142 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 86.6. Ties are not counted.

Top 20 by Significance

3 October 1940

Top 20 records on 3 October 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 October 1940	Newlands, ZA	daily rain	30.0 mm (1.2 in)	26.7 mm (1.1 in)	48 years	59 of 100 (Notable)
3 October 1940	Grenfell, CA	monthly rain	67.8 mm (2.7 in)	31.5 mm (1.2 in)	10 years	58 of 100 (Notable)
3 October 1940	Koloa 936, US	daily rain	53.3 mm (2.1 in)	44.9 mm (1.8 in)	32 years	52 of 100 (Notable)
3 October 1940	Homestead 985, US	daily rain	98.0 mm (3.9 in)	69.3 mm (2.7 in)	25 years	50 of 100 (Notable)
3 October 1940	Grove Farm 1021, US	daily rain	81.3 mm (3.2 in)	52.1 mm (2.1 in)	19 years	48 of 100 (Notable)
3 October 1940	Kahuku 912, US	daily rain	46.7 mm (1.8 in)	38.8 mm (1.5 in)	21 years	46 of 100 (Notable)
3 October 1940	Makaweli 965, US	daily rain	43.4 mm (1.7 in)	40.6 mm (1.6 in)	20 years	46 of 100 (Notable)
3 October 1940	E Lawai 934, US	daily rain	100.3 mm (3.9 in)	86.6 mm (3.4 in)	9 years	45 of 100 (Notable)
3 October 1940	Kooskia, US	monthly rain	48.8 mm (1.9 in)	13.2 mm (0.5 in)	29 years	42 of 100 (Notable)
3 October 1940	Kukuiula 935, US	monthly rain	86.9 mm (3.4 in)	17.0 mm (0.7 in)	19 years	36 of 100 (Notable)
3 October 1940	Copper, US	daily rain	28.2 mm (1.1 in)	14.2 mm (0.6 in)	16 years	33 of 100 (Routine)
3 October 1940	Mana 1026, US	daily rain	33.5 mm (1.3 in)	29.4 mm (1.2 in)	33 years	33 of 100 (Routine)
3 October 1940	Campbell, US	daily rain	25.4 mm (1.0 in)	16.3 mm (0.6 in)	29 years	32 of 100 (Routine)
3 October 1940	Lewistown AP, US	daily rain	27.2 mm (1.1 in)	12.7 mm (0.5 in)	8 years	30 of 100 (Routine)
3 October 1940	Makaweli 965, US	daily low max	26.7 C (80.1 F)	2.2 C (4.0 F)	29 years	29 of 100 (Routine)
3 October 1940	Kilkivan Post Office, AU	daily rain	31.5 mm (1.2 in)	8.4 mm (0.33 in)	52 years	28 of 100 (Routine)
3 October 1940	Moscow U of I, US	monthly rain	33.0 mm (1.3 in)	2.8 mm (0.11 in)	30 years	28 of 100 (Routine)
3 October 1940	Boonara, AU	daily rain	31.8 mm (1.3 in)	9.4 mm (0.37 in)	45 years	26 of 100 (Routine)
3 October 1940	Cream Hill, US	daily rain	35.1 mm (1.4 in)	20.6 mm (0.8 in)	22 years	24 of 100 (Routine)
3 October 1940	Snowflake, US	daily high min	13.3 C (55.9 F)	3.3 C (5.9 F)	40 years	23 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

1834 to 1940

Records set or tied on this calendar date in each year from 1834 to 1940. 1940 had 175 records.

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

Records on 10-03 in each year
Year	Records
1834	1
1838	1
1841	1
1844	1
1849	1
1850	2
1853	1
1859	2
1864	4
1865	1
1867	1
1870	1
1872	2
1873	1
1875	1
1878	1
1879	1
1881	4
1882	1
1883	2
1885	1
1886	3
1887	1
1888	5
1889	2
1890	3
1891	5
1893	4
1894	3
1895	1
1897	4
1898	4
1899	7
1900	6
1901	6
1902	20
1903	3
1904	1
1905	7
1906	29
1907	5
1908	21
1909	13
1910	13
1911	22
1912	53
1913	17
1914	31
1915	13
1916	93
1917	77
1918	28
1919	46
1920	25
1921	82
1922	38
1923	46
1924	41
1925	171
1926	233
1927	335
1928	213
1929	223
1930	184
1931	256
1932	185
1933	178
1934	122
1935	423
1936	192
1937	386
1938	464
1939	352
1940	175
1941	662
1942	212
1943	306
1944	489
1945	521
1946	296
1947	725
1948	272
1949	426
1950	1,038
1951	706
1952	731
1953	645
1954	1,142
1955	426
1956	222
1957	469
1958	951
1959	704
1960	189
1961	804
1962	433
1963	431
1964	503
1965	281
1966	618
1967	610
1968	547
1969	624
1970	481
1971	511
1972	452
1973	613
1974	1,999
1975	809
1976	943
1977	480
1978	410
1979	573
1980	860
1981	1,138
1982	476
1983	648
1984	1,050
1985	1,013
1986	1,501
1987	1,324
1988	525
1989	906
1990	680
1991	862
1992	990
1993	926
1994	1,433
1995	1,249
1996	962
1997	1,085
1998	1,413
1999	1,683
2000	859
2001	846
2002	1,388
2003	1,107
2004	534
2005	1,406
2006	973
2007	872
2008	690
2009	1,322
2010	989
2011	1,024
2012	778
2013	856
2014	574
2015	824
2016	756
2017	1,064
2018	826
2019	1,427
2020	817
2021	635
2022	478
2023	1,024
2024	876
2025	733
2026	649

Download the Data

Data for records on 1940-10-03: 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	130
20 to 40	7
40 to 60	3
60 to 80	1
80 to 100	1