Weather Records on 30 April 1983

1,154 weather records were set or tied worldwide on 30 April 1983. Highest significance: Jasper, US.

Key Facts for 30 April 1983

On 30 April 1983, 1,154 weather records were set or tied at long-record stations worldwide.
324 were record highs and 163 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 70 monthly and 1,075 daily.
Jasper set a daily record precipitation of 67.3 mm (2.6 in) on 30 April 1983.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 442 records.

Record Map

1,154 stations

1,154 station records on 30 April 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 April 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jasper	United States	Record daily precipitation	67.3 mm (2.6 in)	72 of 100 (Major)
Yallunda Flat (Meetigilly)	Australia	Record daily precipitation	70.0 mm (2.8 in)	70 of 100 (Major)
Port Lincoln (White Flat)	Australia	Record daily precipitation	29.0 mm (1.1 in)	67 of 100 (Major)
Paoli	United States	Record daily precipitation	83.3 mm (3.3 in)	67 of 100 (Major)
Grand Twr 2 N	United States	Record daily precipitation	164.6 mm (6.5 in)	65 of 100 (Major)
Shawneetown Old Town	United States	Record daily precipitation	106.4 mm (4.2 in)	65 of 100 (Major)
Greenville 6 N	United States	Record daily precipitation	142.7 mm (5.6 in)	64 of 100 (Major)
Gunnawarra	Australia	Record daily precipitation	60.0 mm (2.4 in)	63 of 100 (Major)
Marion 4 NNE	United States	Record daily precipitation	134.9 mm (5.3 in)	63 of 100 (Major)
Carbean	Australia	Record daily precipitation	142.6 mm (5.6 in)	61 of 100 (Major)
Henderson 8 SSW	United States	Record daily precipitation	97.0 mm (3.8 in)	58 of 100 (Notable)
Jervis Bay (Point Perpendicula	Australia	Record daily precipitation	77.6 mm (3.1 in)	56 of 100 (Notable)
Salem	United States	Record daily precipitation	70.9 mm (2.8 in)	56 of 100 (Notable)
Willow Sprg Radio Kuku	United States	Record daily precipitation	84.6 mm (3.3 in)	56 of 100 (Notable)
Sellheim	Australia	Record daily precipitation	64.0 mm (2.5 in)	55 of 100 (Notable)
Nowendoc (Beaufort)	Australia	Record daily precipitation	36.0 mm (1.4 in)	55 of 100 (Notable)
Perryville Wtp	United States	Record daily precipitation	100.1 mm (3.9 in)	55 of 100 (Notable)
Lakeview 2 NNW	United States	Record daily precipitation	25.7 mm (1.0 in)	55 of 100 (Notable)
P-Ranch South Place	United States	Record daily precipitation	25.4 mm (1.0 in)	55 of 100 (Notable)
Stokes	Australia	Record daily precipitation	75.0 mm (3.0 in)	54 of 100 (Notable)
Charters Towers Post Office	Australia	Record daily precipitation	92.2 mm (3.6 in)	54 of 100 (Notable)
Miller	United States	Record daily precipitation	53.1 mm (2.1 in)	54 of 100 (Notable)
Boise Air Terminal	United States	Record daily precipitation	27.9 mm (1.1 in)	54 of 100 (Notable)
Los Gatos	United States	Record daily precipitation	39.4 mm (1.6 in)	53 of 100 (Notable)
Koppio	Australia	Record daily precipitation	40.4 mm (1.6 in)	52 of 100 (Notable)
Wellingrove (Wangalea)	Australia	Record daily precipitation	35.4 mm (1.4 in)	52 of 100 (Notable)
Dundee 2NE	United States	Record daily precipitation	76.2 mm (3.0 in)	52 of 100 (Notable)
Sussex Inlet Bowling Club	Australia	Record daily precipitation	147.0 mm (5.8 in)	51 of 100 (Notable)
Shoshone	United States	Record daily precipitation	34.5 mm (1.4 in)	51 of 100 (Notable)
Van Buren 1 NE	United States	Record daily precipitation	109.2 mm (4.3 in)	51 of 100 (Notable)
Scottsburg	United States	Record daily precipitation	55.4 mm (2.2 in)	50 of 100 (Notable)
Bunker 4N	United States	Record daily precipitation	92.2 mm (3.6 in)	50 of 100 (Notable)
Carbondale Sewage Plt	United States	Record daily precipitation	125.5 mm (4.9 in)	49 of 100 (Notable)
Petersburg 3SSW	United States	Record daily precipitation	43.9 mm (1.7 in)	49 of 100 (Notable)
Hartford 6 NW	United States	Record daily precipitation	80.8 mm (3.2 in)	49 of 100 (Notable)
Centerville 5 NE	United States	Record daily precipitation	105.4 mm (4.1 in)	49 of 100 (Notable)
Carpentaria Downs Station	Australia	Record daily precipitation	65.0 mm (2.6 in)	47 of 100 (Notable)
Quirindi Post Office	Australia	Record daily precipitation	33.2 mm (1.3 in)	47 of 100 (Notable)
Benton 2 N	United States	Record daily precipitation	94.0 mm (3.7 in)	47 of 100 (Notable)
Clearwater Dam	United States	Record daily precipitation	131.6 mm (5.2 in)	47 of 100 (Notable)
Mansfield Lahm Rgnl AP	United States	Record daily precipitation	45.2 mm (1.8 in)	47 of 100 (Notable)
Owensboro 3ENE	United States	Record daily precipitation	124.7 mm (4.9 in)	46 of 100 (Notable)
Ely AP	United States	Record daily snowfall	10.7 cm (4.2 in)	46 of 100 (Notable)
Zolotoj	Russia	Record daily precipitation	52.8 mm (2.1 in)	45 of 100 (Notable)
Chester	United States	Record daily precipitation	68.6 mm (2.7 in)	45 of 100 (Notable)
Petersburg 61 Brg	United States	Record daily precipitation	61.5 mm (2.4 in)	45 of 100 (Notable)
Tell City	United States	Record daily precipitation	78.7 mm (3.1 in)	45 of 100 (Notable)
Hopkinsville	United States	Record daily precipitation	82.6 mm (3.3 in)	45 of 100 (Notable)
Shepherdsville 5NE	United States	Record daily precipitation	63.0 mm (2.5 in)	45 of 100 (Notable)
Corry	United States	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Dzhergital	Kyrgyzstan	Record daily precipitation	60.2 mm (2.4 in)	44 of 100 (Notable)
Evansville Museum	United States	Record daily precipitation	81.8 mm (3.2 in)	44 of 100 (Notable)
Greensburg 5 SW	United States	Record daily precipitation	60.7 mm (2.4 in)	44 of 100 (Notable)
Houston	United States	Record daily precipitation	144.0 mm (5.7 in)	44 of 100 (Notable)
Broke (Harrowby)	Australia	Record daily precipitation	35.6 mm (1.4 in)	43 of 100 (Notable)
Mtn View	United States	Record daily precipitation	73.7 mm (2.9 in)	43 of 100 (Notable)
Dunmor	United States	Record daily precipitation	74.7 mm (2.9 in)	42 of 100 (Notable)
Owensboro Trtmt Plt E	United States	Record daily precipitation	124.5 mm (4.9 in)	42 of 100 (Notable)
Spring Creek Station	Australia	Record daily precipitation	63.0 mm (2.5 in)	41 of 100 (Notable)
Palomar Mtn Obsy	United States	Record daily precipitation	45.7 mm (1.8 in)	41 of 100 (Notable)

Counts by Type and Timescale

1,154 records

Records set or tied on 30 April 1983 by type: Highest daily maximum 147, Lowest daily maximum 89, Highest daily minimum 177, Lowest daily minimum 74, Heaviest daily rainfall 648, Heaviest daily snowfall 9, Deepest snow cover 10.

Records on 30 April 1983 by type
Record type	Records
Highest daily maximum	147
Lowest daily maximum	89
Highest daily minimum	177
Lowest daily minimum	74
Heaviest daily rainfall	648
Heaviest daily snowfall	9
Deepest snow cover	10

Records on 30 April 1983 by timescale: all-time 9, monthly 70, daily 1,075.

How Much Records Were Beaten By

1,004 broken records

Margins by which the 1,004 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 279.0. Ties are not counted.

Top 20 by Significance

30 April 1983

Top 20 records on 30 April 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 April 1983	Jasper, US	daily rain	67.3 mm (2.6 in)	44.4 mm (1.7 in)	89 years	72 of 100 (Major)
30 April 1983	Yallunda Flat (Meetigilly), AU	monthly rain	70.0 mm (2.8 in)	27.3 mm (1.1 in)	45 years	70 of 100 (Major)
30 April 1983	Port Lincoln (White Flat), AU	daily rain	29.0 mm (1.1 in)	20.4 mm (0.8 in)	72 years	67 of 100 (Major)
30 April 1983	Paoli, US	daily rain	83.3 mm (3.3 in)	51.8 mm (2.0 in)	64 years	67 of 100 (Major)
30 April 1983	Grand Twr 2 N, US	monthly rain	164.6 mm (6.5 in)	80.0 mm (3.1 in)	38 years	65 of 100 (Major)
30 April 1983	Shawneetown Old Town, US	daily rain	106.4 mm (4.2 in)	66.5 mm (2.6 in)	56 years	65 of 100 (Major)
30 April 1983	Greenville 6 N, US	monthly rain	142.7 mm (5.6 in)	51.3 mm (2.0 in)	33 years	64 of 100 (Major)
30 April 1983	Gunnawarra, AU	daily rain	60.0 mm (2.4 in)	30.8 mm (1.2 in)	69 years	63 of 100 (Major)
30 April 1983	Marion 4 NNE, US	monthly rain	134.9 mm (5.3 in)	57.2 mm (2.3 in)	33 years	63 of 100 (Major)
30 April 1983	Carbean, AU	monthly rain	142.6 mm (5.6 in)	93.6 mm (3.7 in)	27 years	61 of 100 (Major)
30 April 1983	Henderson 8 SSW, US	daily rain	97.0 mm (3.8 in)	45.7 mm (1.8 in)	42 years	58 of 100 (Notable)
30 April 1983	Jervis Bay (Point Perpendicula, AU	daily rain	77.6 mm (3.1 in)	55.2 mm (2.2 in)	70 years	56 of 100 (Notable)
30 April 1983	Salem, US	daily rain	70.9 mm (2.8 in)	34.1 mm (1.3 in)	50 years	56 of 100 (Notable)
30 April 1983	Willow Sprg Radio Kuku, US	daily rain	84.6 mm (3.3 in)	46.0 mm (1.8 in)	58 years	56 of 100 (Notable)
30 April 1983	Sellheim, AU	daily rain	64.0 mm (2.5 in)	42.9 mm (1.7 in)	62 years	55 of 100 (Notable)
30 April 1983	Nowendoc (Beaufort), AU	daily rain	36.0 mm (1.4 in)	21.0 mm (0.8 in)	92 years	55 of 100 (Notable)
30 April 1983	Perryville Wtp, US	daily rain	100.1 mm (3.9 in)	50.6 mm (2.0 in)	36 years	55 of 100 (Notable)
30 April 1983	Lakeview 2 NNW, US	daily rain	25.7 mm (1.0 in)	9.2 mm (0.36 in)	80 years	55 of 100 (Notable)
30 April 1983	P-Ranch South Place, US	daily rain	25.4 mm (1.0 in)	12.2 mm (0.5 in)	78 years	55 of 100 (Notable)
30 April 1983	Stokes, AU	daily rain	75.0 mm (3.0 in)	60.8 mm (2.4 in)	18 years	54 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 1983

Records set or tied on this calendar date in each year from 1795 to 1983. 1983 had 1,154 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 1983-04-30: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	972
50 to 100	25
100 to 150	3
150 to 200	2
200 to 250	0
250 to 300	2