Weather Records on 30 April 1942

1,163 weather records were set or tied worldwide on 30 April 1942. Highest significance: Howard, US.

Key Facts for 30 April 1942

On 30 April 1942, 1,163 weather records were set or tied at long-record stations worldwide.
641 were record highs and 109 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 105 monthly and 1,057 daily.
Howard set a monthly record daily precipitation of 104.6 mm (4.1 in) on 30 April 1942.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 442 records.

Record Map

1,163 stations

1,163 station records on 30 April 1942 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 April 1942: highest significance records shown on the map
Station	Country	Type	Value	Significance
Howard	United States	Record daily precipitation	104.6 mm (4.1 in)	64 of 100 (Major)
Parkston 8 ENE	United States	Record daily precipitation	106.4 mm (4.2 in)	64 of 100 (Major)
Hallett (Ulooloo Railway Sidin	Australia	Record daily precipitation	26.2 mm (1.0 in)	55 of 100 (Notable)
Fraser	United States	Record daily precipitation	39.1 mm (1.5 in)	52 of 100 (Notable)
Renmark	Australia	Record daily precipitation	29.0 mm (1.1 in)	51 of 100 (Notable)
Leech Lake	United States	Record daily precipitation	40.6 mm (1.6 in)	50 of 100 (Notable)
Alexandria	United States	Record daily precipitation	148.1 mm (5.8 in)	49 of 100 (Notable)
Taos	United States	Record daily snowfall	10.2 cm (4.0 in)	47 of 100 (Notable)
Brainerd	United States	Record daily precipitation	52.6 mm (2.1 in)	46 of 100 (Notable)
White River	Canada	Record daily precipitation	46.0 mm (1.8 in)	45 of 100 (Notable)
Sedgwick	United States	Record daily precipitation	72.4 mm (2.9 in)	44 of 100 (Notable)
Merriman	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
Murdo	United States	Record daily precipitation	68.6 mm (2.7 in)	44 of 100 (Notable)
Georgetown	Australia	Record daily precipitation	26.4 mm (1.0 in)	43 of 100 (Notable)
Leroy 5 WSW	United States	Record daily precipitation	60.5 mm (2.4 in)	41 of 100 (Notable)
Sandy Lake Dam Libby	United States	Record daily precipitation	57.4 mm (2.3 in)	41 of 100 (Notable)
Mittagong Head Station	Australia	Record daily precipitation	42.9 mm (1.7 in)	40 of 100 (Notable)
Edgewater	United States	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	29.0 C (84.2 F)	37 of 100 (Notable)
Tolmie (Langley)	Australia	Record daily precipitation	64.5 mm (2.5 in)	37 of 100 (Notable)
Sterling	United States	Record daily precipitation	46.0 mm (1.8 in)	37 of 100 (Notable)
Quincy Mem Brg	United States	Record daily precipitation	48.8 mm (1.9 in)	37 of 100 (Notable)
Yarran	Australia	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Kolosib	India	Record daily precipitation	128.3 mm (5.1 in)	36 of 100 (Notable)
Cottonwood 2 E	United States	Record daily precipitation	40.9 mm (1.6 in)	36 of 100 (Notable)
Hay (Miller Street)	Australia	Record daily precipitation	34.3 mm (1.4 in)	34 of 100 (Routine)
Virginia	United States	Record daily precipitation	32.0 mm (1.3 in)	34 of 100 (Routine)
Jemez Springs	United States	Record daily snowfall	9.7 cm (3.8 in)	34 of 100 (Routine)
Grantsburg	United States	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Carabost	Australia	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	29.4 C (84.9 F)	33 of 100 (Routine)
Yunta (Panaramitee)	Australia	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Barjarg	Australia	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Quincy	United States	Record daily precipitation	48.8 mm (1.9 in)	32 of 100 (Routine)
Hyannis	United States	Record high maximum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Wauneta	United States	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)
Hillsboro	United States	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Whyalla (Nonowie)	Australia	Record daily precipitation	32.3 mm (1.3 in)	30 of 100 (Routine)
Sidney 6NNW	United States	Record daily precipitation	38.9 mm (1.5 in)	30 of 100 (Routine)
Hopewell 1 SE	United States	Record daily precipitation	73.7 mm (2.9 in)	30 of 100 (Routine)
Wien	Austria	Record low maximum temperature	5.3 C (41.5 F)	29 of 100 (Routine)
Innsbruck	Austria	Record low maximum temperature	6.4 C (43.5 F)	29 of 100 (Routine)
Narasannapeta	India	Record daily precipitation	38.1 mm (1.5 in)	29 of 100 (Routine)
Goodwater	United States	Record high maximum temperature	34.4 C (93.9 F)	29 of 100 (Routine)
Fraser	United States	Record daily snowfall	40.6 cm (16.0 in)	29 of 100 (Routine)
N Loup	United States	Record high minimum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Muskegon Co AP	United States	Record high minimum temperature	18.9 C (66.0 F)	29 of 100 (Routine)
Orillia	Canada	Record daily precipitation	33.8 mm (1.3 in)	28 of 100 (Routine)
S Haven	United States	Record high minimum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Lancaster 2 NW	United States	Record high maximum temperature	33.3 C (91.9 F)	28 of 100 (Routine)
Sidney 2 N	United States	Record high maximum temperature	33.3 C (91.9 F)	28 of 100 (Routine)
Huntington 1	United States	Record high maximum temperature	34.4 C (93.9 F)	28 of 100 (Routine)
Lucknow	Canada	Record high maximum temperature	30.0 C (86.0 F)	27 of 100 (Routine)
Ljubljana Bezigrad	Slovenia	Record low maximum temperature	3.9 C (39.0 F)	27 of 100 (Routine)
Dillon 1 E	United States	Record daily snowfall	30.5 cm (12.0 in)	27 of 100 (Routine)
Carrabelle 1 NNW	United States	Record high maximum temperature	34.4 C (93.9 F)	27 of 100 (Routine)
Meilman	Australia	Record daily precipitation	31.0 mm (1.2 in)	26 of 100 (Routine)
Kremsmuenster	Austria	Record low maximum temperature	3.6 C (38.5 F)	26 of 100 (Routine)
Jagdalpur	India	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Union Springs 9 S	United States	Record high maximum temperature	35.0 C (95.0 F)	26 of 100 (Routine)

Counts by Type and Timescale

1,163 records

Records set or tied on 30 April 1942 by type: Highest daily maximum 411, Lowest daily maximum 55, Highest daily minimum 230, Lowest daily minimum 54, Heaviest daily rainfall 395, Heaviest daily snowfall 16, Deepest snow cover 2.

Records on 30 April 1942 by type
Record type	Records
Highest daily maximum	411
Lowest daily maximum	55
Highest daily minimum	230
Lowest daily minimum	54
Heaviest daily rainfall	395
Heaviest daily snowfall	16
Deepest snow cover	2

Records on 30 April 1942 by timescale: all-time 1, monthly 105, daily 1,057.

How Much Records Were Beaten By

956 broken records

Margins by which the 956 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

30 April 1942

Top 20 records on 30 April 1942 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 April 1942	Howard, US	monthly rain	104.6 mm (4.1 in)	40.6 mm (1.6 in)	30 years	64 of 100 (Major)
30 April 1942	Parkston 8 ENE, US	monthly rain	106.4 mm (4.2 in)	48.7 mm (1.9 in)	30 years	64 of 100 (Major)
30 April 1942	Hallett (Ulooloo Railway Sidin, AU	daily rain	26.2 mm (1.0 in)	23.4 mm (0.9 in)	37 years	55 of 100 (Notable)
30 April 1942	Fraser, US	daily rain	39.1 mm (1.5 in)	26.4 mm (1.0 in)	31 years	52 of 100 (Notable)
30 April 1942	Renmark, AU	daily rain	29.0 mm (1.1 in)	23.9 mm (0.9 in)	23 years	51 of 100 (Notable)
30 April 1942	Leech Lake, US	daily rain	40.6 mm (1.6 in)	23.8 mm (0.9 in)	47 years	50 of 100 (Notable)
30 April 1942	Alexandria, US	all-time rain	148.1 mm (5.8 in)	18.6 mm (0.7 in)	21 years	49 of 100 (Notable)
30 April 1942	Taos, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	48 years	47 of 100 (Notable)
30 April 1942	Brainerd, US	daily rain	52.6 mm (2.1 in)	36.9 mm (1.5 in)	8 years	46 of 100 (Notable)
30 April 1942	White River, CA	monthly rain	46.0 mm (1.8 in)	12.5 mm (0.5 in)	27 years	45 of 100 (Notable)
30 April 1942	Sedgwick, US	monthly rain	72.4 mm (2.9 in)	22.9 mm (0.9 in)	27 years	44 of 100 (Notable)
30 April 1942	Merriman, US	daily rain	45.7 mm (1.8 in)	33.0 mm (1.3 in)	43 years	44 of 100 (Notable)
30 April 1942	Murdo, US	daily rain	68.6 mm (2.7 in)	54.6 mm (2.1 in)	4 years	44 of 100 (Notable)
30 April 1942	Georgetown, AU	daily rain	26.4 mm (1.0 in)	19.8 mm (0.8 in)	54 years	43 of 100 (Notable)
30 April 1942	Leroy 5 WSW, US	daily rain	60.5 mm (2.4 in)	26.2 mm (1.0 in)	42 years	41 of 100 (Notable)
30 April 1942	Sandy Lake Dam Libby, US	daily rain	57.4 mm (2.3 in)	32.0 mm (1.3 in)	0 years	41 of 100 (Notable)
30 April 1942	Mittagong Head Station, AU	daily rain	42.9 mm (1.7 in)	28.9 mm (1.1 in)	1 year	40 of 100 (Notable)
30 April 1942	Edgewater, US	daily rain	43.2 mm (1.7 in)	25.9 mm (1.0 in)	28 years	40 of 100 (Notable)
30 April 1942	Sydney (Observatory Hill), AU	daily high max	29.0 C (84.2 F)	2.1 C (3.8 F)	73 years	37 of 100 (Notable)
30 April 1942	Tolmie (Langley), AU	monthly rain	64.5 mm (2.5 in)	9.9 mm (0.39 in)	39 years	37 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

1795 to 1942

Records set or tied on this calendar date in each year from 1795 to 1942. 1942 had 1,163 records.

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

Records on 04-30 in each year
Year	Records
1795	1
1804	1
1809	1
1812	1
1814	2
1833	1
1840	1
1848	1
1850	1
1853	1
1854	1
1856	1
1859	1
1862	1
1864	1
1865	1
1866	3
1872	1
1873	1
1874	2
1876	1
1878	4
1879	2
1880	1
1881	1
1882	1
1884	1
1885	1
1886	5
1888	1
1889	1
1891	5
1892	7
1894	1
1895	5
1896	3
1897	2
1898	6
1899	11
1900	4
1901	8
1902	13
1903	21
1904	11
1905	9
1906	16
1907	35
1908	28
1909	74
1910	17
1911	19
1912	18
1913	62
1914	8
1915	20
1916	21
1917	25
1918	28
1919	130
1920	70
1921	54
1922	138
1923	42
1924	96
1925	210
1926	331
1927	127
1928	130
1929	119
1930	232
1931	548
1932	145
1933	422
1934	443
1935	327
1936	373
1937	228
1938	282
1939	268
1940	526
1941	484
1942	1,163
1943	470
1944	286
1945	314
1946	301
1947	330
1948	912
1949	447
1950	671
1951	783
1952	435
1953	635
1954	1,224
1955	1,252
1956	908
1957	401
1958	482
1959	575
1960	507
1961	381
1962	617
1963	730
1964	339
1965	488
1966	740
1967	914
1968	928
1969	587
1970	1,189
1971	365
1972	497
1973	398
1974	822
1975	468
1976	783
1977	525
1978	631
1979	675
1980	545
1981	1,342
1982	504
1983	1,154
1984	1,519
1985	650
1986	660
1987	1,437
1988	808
1989	674
1990	977
1991	828
1992	1,808
1993	765
1994	1,499
1995	1,007
1996	1,637
1997	764
1998	857
1999	1,012
2000	1,046
2001	900
2002	1,171
2003	927
2004	703
2005	1,113
2006	778
2007	996
2008	1,260
2009	660
2010	921
2011	636
2012	819
2013	732
2014	946
2015	380
2016	969
2017	1,450
2018	708
2019	700
2020	1,476
2021	1,167
2022	499
2023	782
2024	705
2025	489
2026	365

Download the Data

Data for records on 1942-04-30: 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 50	945
50 to 100	6
100 to 150	3
150 to 200	1
200 to 250	1