Weather Records on 30 October 1945

446 weather records were set or tied worldwide on 30 October 1945. Highest significance: Knights Landing, US.

Key Facts for 30 October 1945

On 30 October 1945, 446 weather records were set or tied at long-record stations worldwide.
275 were record highs and 18 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 11 monthly and 435 daily.
Knights Landing set a daily record precipitation of 30.2 mm (1.2 in) on 30 October 1945.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 490 records.

Record Map

446 stations

446 station records on 30 October 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Knights Landing	United States	Record daily precipitation	30.2 mm (1.2 in)	47 of 100 (Notable)
Priest Valley	United States	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Hetch Hetchy	United States	Record daily precipitation	74.9 mm (2.9 in)	41 of 100 (Notable)
Marysville D St Brg	United States	Record daily precipitation	29.7 mm (1.2 in)	41 of 100 (Notable)
Lake Eleanor	United States	Record daily precipitation	88.6 mm (3.5 in)	40 of 100 (Notable)
Oroville 1 N	United States	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Red Bluff Muni AP	United States	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Sairang	India	Record daily precipitation	54.1 mm (2.1 in)	35 of 100 (Notable)
Canyon Dam	United States	Record daily precipitation	64.5 mm (2.5 in)	33 of 100 (Routine)
Nicolaus	United States	Record daily precipitation	29.7 mm (1.2 in)	31 of 100 (Routine)
Quincy	United States	Record daily precipitation	87.6 mm (3.4 in)	31 of 100 (Routine)
Price Game Farm	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Sonora	United States	Record daily precipitation	62.7 mm (2.5 in)	29 of 100 (Routine)
Saint John	United States	Record daily precipitation	33.8 mm (1.3 in)	28 of 100 (Routine)
Levan	United States	Record high minimum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Los Gatos	United States	Record daily precipitation	72.4 mm (2.9 in)	27 of 100 (Routine)
Cedaredge	United States	Record high minimum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Rocklin	United States	Record daily precipitation	38.6 mm (1.5 in)	26 of 100 (Routine)
West Branch	United States	Record daily precipitation	104.1 mm (4.1 in)	26 of 100 (Routine)
Yosemite Park HQ	United States	Record daily precipitation	55.9 mm (2.2 in)	26 of 100 (Routine)
Moab	United States	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
South Pass City	United States	Record high minimum temperature	2.8 C (37.0 F)	26 of 100 (Routine)
Buxton	United Kingdom	Record high maximum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Bowman Dam	United States	Record daily precipitation	91.9 mm (3.6 in)	25 of 100 (Routine)
Walnut Creek 2 ESE	United States	Record daily precipitation	34.3 mm (1.4 in)	25 of 100 (Routine)
Telluride 4WNW	United States	Record high minimum temperature	4.4 C (39.9 F)	25 of 100 (Routine)
Minden	United States	Record daily precipitation	27.9 mm (1.1 in)	25 of 100 (Routine)
Moroni	United States	Record high minimum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
Ft Bragg 5 N	United States	Record daily precipitation	55.1 mm (2.2 in)	24 of 100 (Routine)
Oelrichs	United States	Record high minimum temperature	6.7 C (44.1 F)	24 of 100 (Routine)
Ft Duchesne	United States	Record high minimum temperature	6.1 C (43.0 F)	24 of 100 (Routine)
Fichtelberg	Germany	Record high minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Davis 2 WSW Exp Farm	United States	Record daily precipitation	35.3 mm (1.4 in)	23 of 100 (Routine)
De Sabla	United States	Record daily precipitation	103.6 mm (4.1 in)	23 of 100 (Routine)
Inskip Inn	United States	Record daily precipitation	102.9 mm (4.1 in)	23 of 100 (Routine)
Woodland 1 WNW	United States	Record daily precipitation	31.0 mm (1.2 in)	23 of 100 (Routine)
Gunnison 3SW	United States	Record high minimum temperature	2.8 C (37.0 F)	23 of 100 (Routine)
Lebanon 3 W	United States	Record high maximum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
Duchesne	United States	Record high minimum temperature	4.4 C (39.9 F)	23 of 100 (Routine)
Kaanapali AP 453.1	United States	Record low maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	18.7 C (65.7 F)	22 of 100 (Routine)
Mariposa	United States	Record daily precipitation	52.1 mm (2.1 in)	22 of 100 (Routine)
Idaho Springs	United States	Record high minimum temperature	5.6 C (42.1 F)	22 of 100 (Routine)
Rifle	United States	Record high minimum temperature	7.2 C (45.0 F)	22 of 100 (Routine)
Salida	United States	Record high minimum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Coleman 3 WNW	United States	Record high maximum temperature	27.2 C (81.0 F)	22 of 100 (Routine)
Green Rvr	United States	Record high minimum temperature	6.1 C (43.0 F)	22 of 100 (Routine)
Hubbard	Canada	Record daily snowfall	7.6 cm (3.0 in)	21 of 100 (Routine)
Gila Bend 2SE	United States	Record high minimum temperature	15.6 C (60.1 F)	21 of 100 (Routine)
Centerville Ph	United States	Record daily precipitation	53.1 mm (2.1 in)	21 of 100 (Routine)
Norris Madison Pwr House	United States	Record high minimum temperature	11.1 C (52.0 F)	21 of 100 (Routine)
Addison	United States	Record high maximum temperature	25.0 C (77.0 F)	21 of 100 (Routine)
Hedley	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Kalispell Glacier AP	United States	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Colusa Brg	United States	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Los Alamos	United States	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Paso Robles	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Hollister 1 SW	United States	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Rouchel Brook	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Nerchinskij Zavod	Russia	Record daily precipitation	1.5 mm (0.06 in)	20 of 100 (Routine)

Counts by Type and Timescale

446 records

Records set or tied on 30 October 1945 by type: Highest daily maximum 127, Lowest daily maximum 10, Highest daily minimum 148, Lowest daily minimum 8, Heaviest daily rainfall 146, Heaviest daily snowfall 7.

Records on 30 October 1945 by type
Record type	Records
Highest daily maximum	127
Lowest daily maximum	10
Highest daily minimum	148
Lowest daily minimum	8
Heaviest daily rainfall	146
Heaviest daily snowfall	7
Deepest snow cover	0

Records on 30 October 1945 by timescale: all-time 0, monthly 11, daily 435.

How Much Records Were Beaten By

376 broken records

Margins by which the 376 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 54.8. Ties are not counted.

Top 20 by Significance

30 October 1945

Top 20 records on 30 October 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1945	Knights Landing, US	daily rain	30.2 mm (1.2 in)	27.2 mm (1.1 in)	12 years	47 of 100 (Notable)
30 October 1945	Priest Valley, US	daily rain	30.7 mm (1.2 in)	26.4 mm (1.0 in)	31 years	47 of 100 (Notable)
30 October 1945	Hetch Hetchy, US	daily rain	74.9 mm (2.9 in)	54.8 mm (2.2 in)	7 years	41 of 100 (Notable)
30 October 1945	Marysville D St Brg, US	daily rain	29.7 mm (1.2 in)	23.3 mm (0.9 in)	12 years	41 of 100 (Notable)
30 October 1945	Lake Eleanor, US	monthly rain	88.6 mm (3.5 in)	28.4 mm (1.1 in)	18 years	40 of 100 (Notable)
30 October 1945	Oroville 1 N, US	daily rain	44.5 mm (1.8 in)	28.0 mm (1.1 in)	12 years	39 of 100 (Notable)
30 October 1945	Red Bluff Muni AP, US	daily rain	38.1 mm (1.5 in)	21.8 mm (0.9 in)	38 years	39 of 100 (Notable)
30 October 1945	Sairang, IN	daily rain	54.1 mm (2.1 in)	36.3 mm (1.4 in)	34 years	35 of 100 (Notable)
30 October 1945	Canyon Dam, US	monthly rain	64.5 mm (2.5 in)	16.2 mm (0.6 in)	12 years	33 of 100 (Routine)
30 October 1945	Nicolaus, US	daily rain	29.7 mm (1.2 in)	22.3 mm (0.9 in)	7 years	31 of 100 (Routine)
30 October 1945	Quincy, US	daily rain	87.6 mm (3.4 in)	38.6 mm (1.5 in)	12 years	31 of 100 (Routine)
30 October 1945	Price Game Farm, US	daily high min	10.0 C (50.0 F)	7.2 C (13.0 F)	31 years	30 of 100 (Routine)
30 October 1945	Sonora, US	monthly rain	62.7 mm (2.5 in)	5.5 mm (0.22 in)	37 years	29 of 100 (Routine)
30 October 1945	Saint John, US	daily rain	33.8 mm (1.3 in)	21.1 mm (0.8 in)	12 years	28 of 100 (Routine)
30 October 1945	Levan, US	daily high min	10.0 C (50.0 F)	5.6 C (10.1 F)	30 years	28 of 100 (Routine)
30 October 1945	Los Gatos, US	monthly rain	72.4 mm (2.9 in)	13.2 mm (0.5 in)	0 years	27 of 100 (Routine)
30 October 1945	Cedaredge, US	daily high min	9.4 C (48.9 F)	4.4 C (7.9 F)	43 years	27 of 100 (Routine)
30 October 1945	Rocklin, US	daily rain	38.6 mm (1.5 in)	17.0 mm (0.7 in)	12 years	26 of 100 (Routine)
30 October 1945	West Branch, US	daily rain	104.1 mm (4.1 in)	41.1 mm (1.6 in)	12 years	26 of 100 (Routine)
30 October 1945	Yosemite Park HQ, US	daily rain	55.9 mm (2.2 in)	22.9 mm (0.9 in)	12 years	26 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

1799 to 1945

Records set or tied on this calendar date in each year from 1799 to 1945. 1945 had 446 records.

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

Records on 10-30 in each year
Year	Records
1799	1
1815	1
1837	1
1839	1
1841	1
1849	1
1856	1
1866	1
1867	1
1869	5
1870	1
1871	1
1873	2
1877	1
1881	4
1885	3
1886	2
1887	1
1888	1
1889	3
1890	4
1891	2
1892	3
1894	7
1896	4
1897	2
1898	2
1899	2
1900	3
1901	9
1902	6
1903	3
1904	1
1905	12
1906	25
1907	12
1908	14
1909	15
1910	22
1911	19
1912	28
1913	38
1914	22
1915	39
1916	23
1917	85
1918	189
1919	80
1920	73
1921	31
1922	108
1923	202
1924	246
1925	755
1926	131
1927	259
1928	195
1929	277
1930	228
1931	144
1932	181
1933	454
1934	198
1935	739
1936	253
1937	496
1938	245
1939	240
1940	251
1941	393
1942	877
1943	255
1944	497
1945	446
1946	826
1947	252
1948	326
1949	528
1950	1,186
1951	373
1952	635
1953	522
1954	276
1955	494
1956	716
1957	531
1958	366
1959	859
1960	258
1961	781
1962	382
1963	353
1964	488
1965	439
1966	490
1967	665
1968	555
1969	656
1970	636
1971	1,663
1972	902
1973	534
1974	1,039
1975	427
1976	760
1977	882
1978	359
1979	809
1980	885
1981	547
1982	534
1983	549
1984	1,270
1985	848
1986	422
1987	883
1988	972
1989	904
1990	685
1991	2,772
1992	1,228
1993	2,095
1994	777
1995	831
1996	1,299
1997	1,033
1998	771
1999	897
2000	1,659
2001	1,233
2002	1,564
2003	973
2004	1,188
2005	1,144
2006	886
2007	773
2008	1,310
2009	1,513
2010	619
2011	1,022
2012	1,413
2013	622
2014	297
2015	395
2016	981
2017	783
2018	507
2019	1,931
2020	683
2021	486
2022	762
2023	969
2024	1,393
2025	322

Download the Data

Data for records on 1945-10-30: 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 10	334
10 to 20	21
20 to 30	12
30 to 40	5
40 to 50	2
50 to 60	2