Weather Records on 9 May 1944

412 weather records were set or tied worldwide on 9 May 1944. Highest significance: Adelaide (Pooraka), AU.

Key Facts for 9 May 1944

On 9 May 1944, 412 weather records were set or tied at long-record stations worldwide.
49 were record highs and 43 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 409 daily.
Adelaide (Pooraka) set a daily record precipitation of 30.5 mm (1.2 in) on 9 May 1944.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 432 records.

Record Map

412 stations

412 station records on 9 May 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 May 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Adelaide (Pooraka)	Australia	Record daily precipitation	30.5 mm (1.2 in)	54 of 100 (Notable)
Fulham Park	Australia	Record daily precipitation	33.0 mm (1.3 in)	49 of 100 (Notable)
Adelaide (Salisbury Bowling Cl	Australia	Record daily precipitation	29.7 mm (1.2 in)	48 of 100 (Notable)
Tulbagh (Pol)	South Africa	Record daily precipitation	51.8 mm (2.0 in)	48 of 100 (Notable)
Ranfurly	Canada	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Smithfield	Australia	Record daily precipitation	29.5 mm (1.2 in)	37 of 100 (Notable)
Belair (State Flora Nursery)	Australia	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Timbauba	Brazil	Record daily precipitation	44.1 mm (1.7 in)	36 of 100 (Notable)
Campsie	Canada	Record daily snowfall	20.3 cm (8.0 in)	36 of 100 (Notable)
Kamuthi	India	Record daily precipitation	51.3 mm (2.0 in)	36 of 100 (Notable)
Port Lincoln (Big Swamp)	Australia	Record daily precipitation	27.2 mm (1.1 in)	34 of 100 (Routine)
Paulo Afonso	Brazil	Record daily precipitation	55.2 mm (2.2 in)	33 of 100 (Routine)
Nossa Senhora da Gloria	Brazil	Record daily precipitation	93.0 mm (3.7 in)	33 of 100 (Routine)
Cape Bridgewater	Australia	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Granja	Brazil	Record daily precipitation	65.8 mm (2.6 in)	31 of 100 (Routine)
Campsie	Canada	Record daily precipitation	27.7 mm (1.1 in)	30 of 100 (Routine)
Logansport Cicott St	United States	Record daily precipitation	32.3 mm (1.3 in)	30 of 100 (Routine)
Norway House	Canada	Record high minimum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
Namdalseid	Norway	Record snow depth	10.0 cm (3.9 in)	27 of 100 (Routine)
Bourke Post Office	Australia	Record low maximum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Wetaskiwin	Canada	Record daily snowfall	10.2 cm (4.0 in)	25 of 100 (Routine)
Waterloo 6SW	United States	Record daily precipitation	38.4 mm (1.5 in)	25 of 100 (Routine)
Sonari	India	Record daily precipitation	61.7 mm (2.4 in)	24 of 100 (Routine)
Warooka	Australia	Record daily precipitation	25.7 mm (1.0 in)	23 of 100 (Routine)
Rochester	United States	Record daily precipitation	27.4 mm (1.1 in)	23 of 100 (Routine)
Scipio	United States	Record high minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Manati 2 E	Puerto Rico [United States]	Record low maximum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Hallettsville 2 N	United States	Record daily precipitation	38.1 mm (1.5 in)	22 of 100 (Routine)
Pierce 1 E	United States	Record daily precipitation	37.3 mm (1.5 in)	22 of 100 (Routine)
Ibiapina	Brazil	Record daily precipitation	80.0 mm (3.1 in)	21 of 100 (Routine)
Yerington	United States	Record high minimum temperature	11.7 C (53.1 F)	21 of 100 (Routine)
Niulii 179	United States	Record low minimum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Roseworthy	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Kapunda	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Murray Town (Doughboy Creek)	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Peterborough	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Eudunda	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Bundaleer Forest Reserve	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Robertstown	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Yeelanna	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Caltowie	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Georgetown	Australia	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Hallett (Old Canowie)	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Glen Garrie	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Palmer	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Spalding	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Kingscote (Karinga)	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Adelaide (Seaton)	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Kapunda Water Works	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Nuriootpa	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Murray Bridge (Tepko)	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Puralka	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Ungarra	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Brentwood Post Office	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Adelaide (Tea Tree Gully Counc	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Casterton Post Office	Australia	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Casterton (Roseneath)	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Maitland	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Ardrossan (Winulta)	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
American River	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)

Counts by Type and Timescale

412 records

Records set or tied on 9 May 1944 by type: Highest daily maximum 10, Lowest daily maximum 23, Highest daily minimum 39, Lowest daily minimum 20, Heaviest daily rainfall 315, Heaviest daily snowfall 4, Deepest snow cover 1.

Records on 9 May 1944 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	23
Highest daily minimum	39
Lowest daily minimum	20
Heaviest daily rainfall	315
Heaviest daily snowfall	4
Deepest snow cover	1

Records on 9 May 1944 by timescale: all-time 0, monthly 3, daily 409.

How Much Records Were Beaten By

366 broken records

Margins by which the 366 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

9 May 1944

Top 20 records on 9 May 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 May 1944	Adelaide (Pooraka), AU	daily rain	30.5 mm (1.2 in)	23.4 mm (0.9 in)	39 years	54 of 100 (Notable)
9 May 1944	Fulham Park, AU	daily rain	33.0 mm (1.3 in)	27.4 mm (1.1 in)	19 years	49 of 100 (Notable)
9 May 1944	Adelaide (Salisbury Bowling Cl, AU	daily rain	29.7 mm (1.2 in)	22.3 mm (0.9 in)	21 years	48 of 100 (Notable)
9 May 1944	Tulbagh (Pol), ZA	daily rain	51.8 mm (2.0 in)	27.4 mm (1.1 in)	57 years	48 of 100 (Notable)
9 May 1944	Ranfurly, CA	daily snowfall	12.7 cm (5.0 in)	12.2 cm (4.8 in)	37 years	38 of 100 (Notable)
9 May 1944	Smithfield, AU	daily rain	29.5 mm (1.2 in)	16.5 mm (0.6 in)	21 years	37 of 100 (Notable)
9 May 1944	Belair (State Flora Nursery), AU	daily rain	25.4 mm (1.0 in)	12.2 mm (0.5 in)	59 years	37 of 100 (Notable)
9 May 1944	Timbauba, BR	daily rain	44.1 mm (1.7 in)	35.0 mm (1.4 in)	22 years	36 of 100 (Notable)
9 May 1944	Campsie, CA	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	33 years	36 of 100 (Notable)
9 May 1944	Kamuthi, IN	daily rain	51.3 mm (2.0 in)	31.2 mm (1.2 in)	29 years	36 of 100 (Notable)
9 May 1944	Port Lincoln (Big Swamp), AU	daily rain	27.2 mm (1.1 in)	13.2 mm (0.5 in)	33 years	34 of 100 (Routine)
9 May 1944	Paulo Afonso, BR	daily rain	55.2 mm (2.2 in)	31.4 mm (1.2 in)	20 years	33 of 100 (Routine)
9 May 1944	Nossa Senhora da Gloria, BR	monthly rain	93.0 mm (3.7 in)	20.0 mm (0.8 in)	9 years	33 of 100 (Routine)
9 May 1944	Cape Bridgewater, AU	daily rain	25.4 mm (1.0 in)	14.2 mm (0.6 in)	21 years	31 of 100 (Routine)
9 May 1944	Granja, BR	daily rain	65.8 mm (2.6 in)	39.3 mm (1.5 in)	7 years	31 of 100 (Routine)
9 May 1944	Campsie, CA	daily rain	27.7 mm (1.1 in)	15.0 mm (0.6 in)	22 years	30 of 100 (Routine)
9 May 1944	Logansport Cicott St, US	daily rain	32.3 mm (1.3 in)	14.8 mm (0.6 in)	35 years	30 of 100 (Routine)
9 May 1944	Norway House, CA	daily high min	14.4 C (57.9 F)	5.5 C (9.9 F)	44 years	29 of 100 (Routine)
9 May 1944	Namdalseid, NO	daily snow depth	10.0 cm (3.9 in)	9.0 cm (3.5 in)	44 years	27 of 100 (Routine)
9 May 1944	Bourke Post Office, AU	daily low max	16.7 C (62.1 F)	0.5 C (0.9 F)	58 years	25 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 1944

Records set or tied on this calendar date in each year from 1793 to 1944. 1944 had 412 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 1944-05-09: 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 50	362
50 to 100	2
100 to 150	1
150 to 200	0
200 to 250	1