Weather Records on 15 May 1944

630 weather records were set or tied worldwide on 15 May 1944. Highest significance: Maffra Shire Hall, AU.

Key Facts for 15 May 1944

On 15 May 1944, 630 weather records were set or tied at long-record stations worldwide.
384 were record highs and 26 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 10 monthly and 612 daily.
Maffra Shire Hall set an all-time record daily precipitation of 173.2 mm (6.8 in) on 15 May 1944.
Across 162 earlier years (1820 to 2026) the same calendar date averaged 429 records.

Record Map

630 stations

630 station records on 15 May 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 May 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Maffra Shire Hall	Australia	Record daily precipitation	173.2 mm (6.8 in)	81 of 100 (Exceptional)
Bairnsdale 1	Australia	Record daily precipitation	119.1 mm (4.7 in)	72 of 100 (Major)
Bushy Park	Australia	Record daily precipitation	138.2 mm (5.4 in)	72 of 100 (Major)
Gabo Island Lighthouse	Australia	Record daily precipitation	107.4 mm (4.2 in)	70 of 100 (Major)
Heyfield State School	Australia	Record daily precipitation	104.4 mm (4.1 in)	68 of 100 (Major)
Moormurang the Ridge	Australia	Record daily precipitation	128.8 mm (5.1 in)	68 of 100 (Major)
Valencia Creek (Bulgar Park)	Australia	Record daily precipitation	181.4 mm (7.1 in)	68 of 100 (Major)
Paynesville (Banksia)	Australia	Record daily precipitation	100.6 mm (4.0 in)	65 of 100 (Major)
Lindenow	Australia	Record daily precipitation	137.9 mm (5.4 in)	63 of 100 (Major)
Boisdale	Australia	Record daily precipitation	134.4 mm (5.3 in)	62 of 100 (Major)
Glenmaggie (the Laurels)	Australia	Record daily precipitation	143.3 mm (5.6 in)	61 of 100 (Major)
Walhalla	Australia	Record daily precipitation	89.2 mm (3.5 in)	54 of 100 (Notable)
Hiasen I Sigdal	Norway	Record daily precipitation	34.0 mm (1.3 in)	53 of 100 (Notable)
Marlo	Australia	Record daily precipitation	58.9 mm (2.3 in)	52 of 100 (Notable)
Fernbank	Australia	Record daily precipitation	178.8 mm (7.0 in)	51 of 100 (Notable)
Sarsfield	Australia	Record daily precipitation	71.1 mm (2.8 in)	50 of 100 (Notable)
Anadia	Brazil	Record daily precipitation	115.1 mm (4.5 in)	49 of 100 (Notable)
Wyndham Post Office	Australia	Record daily precipitation	104.6 mm (4.1 in)	47 of 100 (Notable)
Aberfeldy	Australia	Record daily precipitation	72.4 mm (2.9 in)	47 of 100 (Notable)
Rosedale	Australia	Record daily precipitation	27.7 mm (1.1 in)	47 of 100 (Notable)
Sale	Australia	Record daily precipitation	39.6 mm (1.6 in)	46 of 100 (Notable)
Quebrangulo	Brazil	Record daily precipitation	198.6 mm (7.8 in)	44 of 100 (Notable)
Enoggera Reservoir	Australia	Record daily precipitation	40.6 mm (1.6 in)	43 of 100 (Notable)
Eden (Timbillica)	Australia	Record daily precipitation	47.2 mm (1.9 in)	40 of 100 (Notable)
Gormandale East	Australia	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
Atalaia	Brazil	Record daily precipitation	72.5 mm (2.9 in)	38 of 100 (Notable)
Maceio (Aeroporto)	Brazil	Record daily precipitation	162.0 mm (6.4 in)	37 of 100 (Notable)
Indooroopilly Bowls Club	Australia	Record daily precipitation	35.6 mm (1.4 in)	36 of 100 (Notable)
Woods Point	Australia	Record daily precipitation	60.5 mm (2.4 in)	36 of 100 (Notable)
Dargo	Australia	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Dutson	Australia	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Gold Creek Reservoir	Australia	Record daily precipitation	47.2 mm (1.9 in)	34 of 100 (Routine)
Paynesville	Australia	Record daily precipitation	120.7 mm (4.8 in)	34 of 100 (Routine)
Bruthen (Post Office)	Australia	Record daily precipitation	34.0 mm (1.3 in)	33 of 100 (Routine)
Orbost (Comparison)	Australia	Record daily precipitation	33.8 mm (1.3 in)	33 of 100 (Routine)
Port Orford 2	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Sarna	Sweden	Record daily precipitation	27.1 mm (1.1 in)	32 of 100 (Routine)
Mount Gravatt	Australia	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Chambersburg 1 ESE	United States	Record high maximum temperature	36.7 C (98.1 F)	31 of 100 (Routine)
Mt Crosby	Australia	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Bodalla Post Office	Australia	Record daily precipitation	64.3 mm (2.5 in)	30 of 100 (Routine)
Maffra Forestry Office	Australia	Record daily precipitation	110.2 mm (4.3 in)	30 of 100 (Routine)
Forestburg 4 NNE	United States	Record daily precipitation	41.1 mm (1.6 in)	30 of 100 (Routine)
Esk Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Condobolin (Ringwood)	Australia	Record daily precipitation	27.9 mm (1.1 in)	29 of 100 (Routine)
Clydebank	Australia	Record daily precipitation	64.3 mm (2.5 in)	29 of 100 (Routine)
Sirohi	India	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Toombul Bowls Club	Australia	Record daily precipitation	29.0 mm (1.1 in)	28 of 100 (Routine)
Brisbane Botanical Gardens	Australia	Record daily precipitation	27.4 mm (1.1 in)	27 of 100 (Routine)
Alderley	Australia	Record daily precipitation	27.7 mm (1.1 in)	27 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	14.6 C (58.3 F)	26 of 100 (Routine)
Mazbat(Majbat)	India	Record daily precipitation	78.0 mm (3.1 in)	26 of 100 (Routine)
Wani	India	Record daily precipitation	30.7 mm (1.2 in)	26 of 100 (Routine)
Coorparoo Bowls Club	Australia	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Kerkeriya	India	Record daily precipitation	102.9 mm (4.1 in)	25 of 100 (Routine)
Upper Mattole	United States	Record daily precipitation	34.0 mm (1.3 in)	25 of 100 (Routine)
Russellville	United States	Record high maximum temperature	33.9 C (93.0 F)	25 of 100 (Routine)
Kirksville	United States	Record high maximum temperature	33.9 C (93.0 F)	25 of 100 (Routine)
Sikeston	United States	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Mayne Junction	Australia	Record daily precipitation	26.4 mm (1.0 in)	24 of 100 (Routine)

Counts by Type and Timescale

630 records

Records set or tied on 15 May 1944 by type: Highest daily maximum 256, Lowest daily maximum 20, Highest daily minimum 128, Lowest daily minimum 6, Heaviest daily rainfall 220.

Records on 15 May 1944 by type
Record type	Records
Highest daily maximum	256
Lowest daily maximum	20
Highest daily minimum	128
Lowest daily minimum	6
Heaviest daily rainfall	220
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 May 1944 by timescale: all-time 8, monthly 10, daily 612.

How Much Records Were Beaten By

460 broken records

Margins by which the 460 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 156.3. Ties are not counted.

Top 20 by Significance

15 May 1944

Top 20 records on 15 May 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 May 1944	Maffra Shire Hall, AU	all-time rain	173.2 mm (6.8 in)	54.1 mm (2.1 in)	52 years	81 of 100 (Exceptional)
15 May 1944	Bairnsdale 1, AU	monthly rain	119.1 mm (4.7 in)	40.4 mm (1.6 in)	53 years	72 of 100 (Major)
15 May 1944	Bushy Park, AU	all-time rain	138.2 mm (5.4 in)	28.2 mm (1.1 in)	28 years	72 of 100 (Major)
15 May 1944	Gabo Island Lighthouse, AU	daily rain	107.4 mm (4.2 in)	79.7 mm (3.1 in)	73 years	70 of 100 (Major)
15 May 1944	Heyfield State School, AU	monthly rain	104.4 mm (4.1 in)	53.6 mm (2.1 in)	43 years	68 of 100 (Major)
15 May 1944	Moormurang the Ridge, AU	monthly rain	128.8 mm (5.1 in)	57.7 mm (2.3 in)	43 years	68 of 100 (Major)
15 May 1944	Valencia Creek (Bulgar Park), AU	all-time rain	181.4 mm (7.1 in)	42.5 mm (1.7 in)	10 years	68 of 100 (Major)
15 May 1944	Paynesville (Banksia), AU	monthly rain	100.6 mm (4.0 in)	30.5 mm (1.2 in)	43 years	65 of 100 (Major)
15 May 1944	Lindenow, AU	monthly rain	137.9 mm (5.4 in)	65.5 mm (2.6 in)	30 years	63 of 100 (Major)
15 May 1944	Boisdale, AU	all-time rain	134.4 mm (5.3 in)	16.0 mm (0.6 in)	52 years	62 of 100 (Major)
15 May 1944	Glenmaggie (the Laurels), AU	monthly rain	143.3 mm (5.6 in)	72.2 mm (2.8 in)	24 years	61 of 100 (Major)
15 May 1944	Walhalla, AU	daily rain	89.2 mm (3.5 in)	72.7 mm (2.9 in)	28 years	54 of 100 (Notable)
15 May 1944	Hiasen I Sigdal, NO	daily rain	34.0 mm (1.3 in)	25.3 mm (1.0 in)	37 years	53 of 100 (Notable)
15 May 1944	Marlo, AU	daily rain	58.9 mm (2.3 in)	48.2 mm (1.9 in)	29 years	52 of 100 (Notable)
15 May 1944	Fernbank, AU	all-time rain	178.8 mm (7.0 in)	21.1 mm (0.8 in)	3 years	51 of 100 (Notable)
15 May 1944	Sarsfield, AU	daily rain	71.1 mm (2.8 in)	51.5 mm (2.0 in)	20 years	50 of 100 (Notable)
15 May 1944	Anadia, BR	daily rain	115.1 mm (4.5 in)	76.9 mm (3.0 in)	23 years	49 of 100 (Notable)
15 May 1944	Wyndham Post Office, AU	daily rain	104.6 mm (4.1 in)	92.9 mm (3.7 in)	7 years	47 of 100 (Notable)
15 May 1944	Aberfeldy, AU	daily rain	72.4 mm (2.9 in)	57.2 mm (2.3 in)	9 years	47 of 100 (Notable)
15 May 1944	Rosedale, AU	daily rain	27.7 mm (1.1 in)	17.0 mm (0.7 in)	59 years	47 of 100 (Notable)

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

1820 to 1944

Records set or tied on this calendar date in each year from 1820 to 1944. 1944 had 630 records.

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

Records on 05-15 in each year
Year	Records
1820	1
1825	1
1831	1
1832	1
1837	2
1845	1
1847	2
1848	1
1855	2
1857	2
1859	1
1862	1
1863	1
1865	1
1866	2
1867	1
1868	2
1870	1
1871	3
1874	2
1876	4
1878	1
1879	2
1881	1
1883	1
1885	1
1886	2
1888	3
1891	3
1893	5
1894	2
1895	4
1896	2
1897	4
1898	3
1899	9
1900	9
1901	2
1902	9
1903	4
1904	13
1905	16
1906	10
1907	27
1908	25
1909	89
1910	27
1911	27
1912	26
1913	60
1914	16
1915	236
1916	27
1917	80
1918	133
1919	25
1920	58
1921	92
1922	30
1923	125
1924	174
1925	100
1926	161
1927	191
1928	144
1929	161
1930	136
1931	459
1932	368
1933	439
1934	227
1935	288
1936	372
1937	373
1938	393
1939	351
1940	179
1941	454
1942	701
1943	568
1944	630
1945	588
1946	238
1947	334
1948	264
1949	363
1950	260
1951	736
1952	476
1953	426
1954	355
1955	538
1956	466
1957	521
1958	605
1959	764
1960	291
1961	508
1962	1,128
1963	782
1964	347
1965	320
1966	389
1967	609
1968	1,019
1969	790
1970	512
1971	351
1972	484
1973	818
1974	1,230
1975	372
1976	803
1977	1,186
1978	922
1979	404
1980	625
1981	586
1982	500
1983	1,215
1984	1,059
1985	649
1986	679
1987	1,073
1988	643
1989	552
1990	776
1991	1,179
1992	944
1993	784
1994	910
1995	1,750
1996	1,452
1997	1,175
1998	1,641
1999	810
2000	850
2001	1,280
2002	801
2003	1,023
2004	1,046
2005	767
2006	955
2007	949
2008	995
2009	675
2010	1,088
2011	1,298
2012	751
2013	1,081
2014	1,411
2015	717
2016	890
2017	435
2018	1,074
2019	627
2020	472
2021	412
2022	847
2023	566
2024	596
2025	801
2026	481

Download the Data

Data for records on 1944-05-15: 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	421
20 to 40	23
40 to 60	8
60 to 80	6
80 to 100	1
100 to 120	0
120 to 140	0
140 to 160	1