Weather Records on 9 May 1945

538 weather records were set or tied worldwide on 9 May 1945. Highest significance: Condobolin (Mowalba Tank), AU.

Key Facts for 9 May 1945

On 9 May 1945, 538 weather records were set or tied at long-record stations worldwide.
80 were record highs and 345 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 32 monthly and 506 daily.
Condobolin (Mowalba Tank) set a daily record precipitation of 47.0 mm (1.9 in) on 9 May 1945.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 432 records.

Record Map

538 stations

538 station records on 9 May 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 May 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Condobolin (Mowalba Tank)	Australia	Record daily precipitation	47.0 mm (1.9 in)	55 of 100 (Notable)
Oxford	United Kingdom	Record high minimum temperature	16.7 C (62.1 F)	52 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	29.7 C (85.5 F)	46 of 100 (Notable)
Rowena (Iffley)	Australia	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Carroll	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Quebrangulo	Brazil	Record daily precipitation	75.6 mm (3.0 in)	35 of 100 (Notable)
Wakefield 3NW	United States	Record daily snowfall	12.7 cm (5.0 in)	35 of 100 (Notable)
Harlan	United States	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Boa Viagem	Brazil	Record daily precipitation	56.6 mm (2.2 in)	33 of 100 (Routine)
Milan	Italy	Record high maximum temperature	29.4 C (84.9 F)	33 of 100 (Routine)
Belleville	Canada	Record low maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Audubon	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Oakdale	United States	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Anadia	Brazil	Record daily precipitation	68.9 mm (2.7 in)	30 of 100 (Routine)
Mason City	United States	Record low minimum temperature	-5.0 C (23.0 F)	29 of 100 (Routine)
Alta	United States	Record daily snowfall	10.2 cm (4.0 in)	28 of 100 (Routine)
Osage	United States	Record low minimum temperature	-6.1 C (21.0 F)	28 of 100 (Routine)
North Bay	Canada	Record low maximum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Jalugudi	India	Record daily precipitation	66.0 mm (2.6 in)	27 of 100 (Routine)
Sac City	United States	Record daily snowfall	8.9 cm (3.5 in)	27 of 100 (Routine)
Dubuque River	United States	Record low minimum temperature	-0.6 C (30.9 F)	27 of 100 (Routine)
Huntsville	Canada	Record low maximum temperature	3.3 C (37.9 F)	26 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Aachen	Germany	Record high maximum temperature	28.4 C (83.1 F)	26 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record high maximum temperature	27.5 C (81.5 F)	26 of 100 (Routine)
Hampton	United States	Record low minimum temperature	-3.9 C (25.0 F)	26 of 100 (Routine)
Tipton	United States	Record low minimum temperature	-2.2 C (28.0 F)	26 of 100 (Routine)
Ashland #2	United States	Record daily precipitation	34.8 mm (1.4 in)	26 of 100 (Routine)
Washburn	United States	Record low minimum temperature	-6.1 C (21.0 F)	26 of 100 (Routine)
Westhope	United States	Record low minimum temperature	-9.4 C (15.1 F)	26 of 100 (Routine)
Wisley	United Kingdom	Record high minimum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Silverton	United States	Record high minimum temperature	5.0 C (41.0 F)	25 of 100 (Routine)
Long Prairie	United States	Record low minimum temperature	-6.7 C (19.9 F)	25 of 100 (Routine)
Glendive	United States	Record low minimum temperature	-7.2 C (19.0 F)	25 of 100 (Routine)
Bundaberg Post Office	Australia	Record low maximum temperature	21.4 C (70.5 F)	24 of 100 (Routine)
Maastricht	Netherlands	Record high maximum temperature	29.1 C (84.4 F)	24 of 100 (Routine)
Marshalltown	United States	Record low minimum temperature	-5.6 C (21.9 F)	24 of 100 (Routine)
Sikeston	United States	Record low maximum temperature	13.9 C (57.0 F)	24 of 100 (Routine)
Palmeiro Dos Indios	Brazil	Record daily precipitation	45.3 mm (1.8 in)	23 of 100 (Routine)
Regina Int'l A	Canada	Record low minimum temperature	-11.7 C (10.9 F)	23 of 100 (Routine)
Yellow Grass	Canada	Record low minimum temperature	-12.2 C (10.0 F)	23 of 100 (Routine)
Stuttgart-Stadt	Germany	Record high maximum temperature	28.0 C (82.4 F)	23 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	23.5 C (74.3 F)	23 of 100 (Routine)
Maastricht-1	Netherlands	Record high maximum temperature	30.1 C (86.2 F)	23 of 100 (Routine)
Cet Central England	United Kingdom	Record high minimum temperature	14.2 C (57.6 F)	23 of 100 (Routine)
Belmond	United States	Record low minimum temperature	-4.4 C (24.1 F)	23 of 100 (Routine)
Crosby	United States	Record low minimum temperature	-10.0 C (14.0 F)	23 of 100 (Routine)
Portal	United States	Record low minimum temperature	-9.4 C (15.1 F)	23 of 100 (Routine)
Charleville Post Office	Australia	Record low maximum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Alberni Beaver Creek	Canada	Record daily precipitation	33.8 mm (1.3 in)	22 of 100 (Routine)
Strathmore	Canada	Record low minimum temperature	-7.8 C (18.0 F)	22 of 100 (Routine)
Saentis	Switzerland	Record high minimum temperature	5.3 C (41.5 F)	22 of 100 (Routine)
Armagh	United Kingdom	Record high minimum temperature	12.3 C (54.1 F)	22 of 100 (Routine)
Wandering Comparison	Australia	Record high maximum temperature	27.2 C (81.0 F)	21 of 100 (Routine)
Quipolly Creek Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Newton Rigg	United Kingdom	Record high minimum temperature	10.6 C (51.1 F)	21 of 100 (Routine)
Arcadia	United States	Record daily precipitation	37.1 mm (1.5 in)	21 of 100 (Routine)
Dixon Wwtp	United States	Record low minimum temperature	-3.3 C (26.1 F)	21 of 100 (Routine)
Alton	United States	Record daily snowfall	10.2 cm (4.0 in)	21 of 100 (Routine)
Elkader 6 SSW	United States	Record low minimum temperature	-5.0 C (23.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

538 records

Records set or tied on 9 May 1945 by type: Highest daily maximum 40, Lowest daily maximum 128, Highest daily minimum 40, Lowest daily minimum 217, Heaviest daily rainfall 64, Heaviest daily snowfall 46, Deepest snow cover 3.

Records on 9 May 1945 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	128
Highest daily minimum	40
Lowest daily minimum	217
Heaviest daily rainfall	64
Heaviest daily snowfall	46
Deepest snow cover	3

Records on 9 May 1945 by timescale: all-time 0, monthly 32, daily 506.

How Much Records Were Beaten By

416 broken records

Margins by which the 416 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

9 May 1945

Top 20 records on 9 May 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 May 1945	Condobolin (Mowalba Tank), AU	daily rain	47.0 mm (1.9 in)	40.6 mm (1.6 in)	36 years	55 of 100 (Notable)
9 May 1945	Oxford, GB	monthly high min	16.7 C (62.1 F)	1.1 C (2.0 F)	97 years	52 of 100 (Notable)
9 May 1945	Uccle, BE	daily high max	29.7 C (85.5 F)	2.8 C (5.0 F)	110 years	46 of 100 (Notable)
9 May 1945	Rowena (Iffley), AU	daily rain	53.3 mm (2.1 in)	33.5 mm (1.3 in)	31 years	42 of 100 (Notable)
9 May 1945	Carroll, US	monthly snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	28 years	38 of 100 (Notable)
9 May 1945	Quebrangulo, BR	daily rain	75.6 mm (3.0 in)	54.0 mm (2.1 in)	8 years	35 of 100 (Notable)
9 May 1945	Wakefield 3NW, US	monthly snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	1 year	35 of 100 (Notable)
9 May 1945	Harlan, US	monthly snowfall	5.1 cm (2.0 in)	4.8 cm (1.9 in)	38 years	34 of 100 (Routine)
9 May 1945	Boa Viagem, BR	daily rain	56.6 mm (2.2 in)	38.1 mm (1.5 in)	10 years	33 of 100 (Routine)
9 May 1945	Milan, IT	daily high max	29.4 C (84.9 F)	0.4 C (0.7 F)	77 years	33 of 100 (Routine)
9 May 1945	Belleville, CA	daily low max	8.9 C (48.0 F)	0.5 C (0.9 F)	77 years	32 of 100 (Routine)
9 May 1945	Audubon, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	40 years	32 of 100 (Routine)
9 May 1945	Oakdale, US	monthly snowfall	5.1 cm (2.0 in)	2.6 cm (1.0 in)	37 years	31 of 100 (Routine)
9 May 1945	Anadia, BR	daily rain	68.9 mm (2.7 in)	39.7 mm (1.6 in)	4 years	30 of 100 (Routine)
9 May 1945	Mason City, US	monthly low min	-5.0 C (23.0 F)	0.6 C (1.1 F)	45 years	29 of 100 (Routine)
9 May 1945	Alta, US	monthly snowfall	10.2 cm (4.0 in)	2.6 cm (1.0 in)	28 years	28 of 100 (Routine)
9 May 1945	Osage, US	monthly low min	-6.1 C (21.0 F)	2.2 C (4.0 F)	35 years	28 of 100 (Routine)
9 May 1945	North Bay, CA	daily low max	7.2 C (45.0 F)	2.8 C (5.0 F)	56 years	27 of 100 (Routine)
9 May 1945	Jalugudi, IN	daily rain	66.0 mm (2.6 in)	25.4 mm (1.0 in)	18 years	27 of 100 (Routine)
9 May 1945	Sac City, US	monthly snowfall	8.9 cm (3.5 in)	1.3 cm (0.5 in)	34 years	27 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 1945

Records set or tied on this calendar date in each year from 1793 to 1945. 1945 had 538 records.

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

Records on 05-09 in each year
Year	Records
1793	1
1795	1
1806	1
1810	1
1823	1
1834	1
1838	1
1843	1
1845	2
1846	1
1848	1
1850	2
1855	2
1857	1
1858	1
1861	1
1862	1
1864	2
1865	2
1867	2
1872	1
1873	2
1874	1
1875	2
1879	4
1880	3
1882	1
1883	2
1884	3
1885	3
1889	3
1890	3
1891	3
1892	1
1893	1
1895	2
1896	4
1897	3
1898	3
1899	2
1900	2
1901	9
1902	8
1903	9
1904	14
1905	34
1906	41
1907	11
1908	16
1909	34
1910	45
1911	23
1912	23
1913	15
1914	43
1915	27
1916	26
1917	50
1918	49
1919	47
1920	56
1921	102
1922	45
1923	461
1924	262
1925	123
1926	196
1927	343
1928	302
1929	166
1930	526
1931	411
1932	132
1933	482
1934	750
1935	111
1936	622
1937	128
1938	171
1939	345
1940	237
1941	335
1942	180
1943	524
1944	412
1945	538
1946	278
1947	1,145
1948	379
1949	417
1950	660
1951	188
1952	348
1953	507
1954	489
1955	288
1956	722
1957	505
1958	355
1959	252
1960	748
1961	516
1962	435
1963	1,103
1964	503
1965	730
1966	994
1967	681
1968	545
1969	653
1970	372
1971	338
1972	587
1973	386
1974	699
1975	465
1976	714
1977	931
1978	649
1979	1,605
1980	1,030
1981	639
1982	523
1983	872
1984	892
1985	829
1986	1,253
1987	1,481
1988	594
1989	1,347
1990	850
1991	759
1992	1,476
1993	967
1994	573
1995	960
1996	1,260
1997	1,088
1998	1,182
1999	970
2000	1,114
2001	969
2002	1,489
2003	1,802
2004	926
2005	851
2006	738
2007	765
2008	693
2009	816
2010	764
2011	1,104
2012	686
2013	684
2014	754
2015	689
2016	917
2017	539
2018	879
2019	1,043
2020	1,673
2021	501
2022	1,308
2023	474
2024	792
2025	622
2026	309

Download the Data

Data for records on 1945-05-09: 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	390
20 to 40	18
40 to 60	4
60 to 80	3
80 to 100	0
100 to 120	1