Weather Records on 20 April 1990

1,495 weather records were set or tied worldwide on 20 April 1990. Highest significance: Running Stream (Brooklyn), AU.

Key Facts for 20 April 1990

On 20 April 1990, 1,495 weather records were set or tied at long-record stations worldwide.
314 were record highs and 76 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 73 monthly and 1,415 daily.
Running Stream (Brooklyn) set a monthly record daily precipitation of 114.6 mm (4.5 in) on 20 April 1990.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 455 records.

Record Map

1,495 stations

1,495 station records on 20 April 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Running Stream (Brooklyn)	Australia	Record daily precipitation	114.6 mm (4.5 in)	80 of 100 (Exceptional)
Dandaloo (Kelvin)	Australia	Record daily precipitation	97.8 mm (3.9 in)	79 of 100 (Major)
Peak Hill Post Office	Australia	Record daily precipitation	92.0 mm (3.6 in)	78 of 100 (Major)
Hill End Post Office	Australia	Record daily precipitation	100.0 mm (3.9 in)	78 of 100 (Major)
Hughenden Post Office	Australia	Record daily precipitation	114.6 mm (4.5 in)	76 of 100 (Major)
Isisford Post Office	Australia	Record daily precipitation	128.2 mm (5.0 in)	76 of 100 (Major)
Morven Post Office	Australia	Record daily precipitation	137.6 mm (5.4 in)	76 of 100 (Major)
Betanga	Australia	Record daily precipitation	115.0 mm (4.5 in)	75 of 100 (Major)
Blinman	Australia	Record daily precipitation	33.2 mm (1.3 in)	74 of 100 (Major)
St George Post Office	Australia	Record daily precipitation	58.3 mm (2.3 in)	74 of 100 (Major)
Trangie Post Office	Australia	Record daily precipitation	73.0 mm (2.9 in)	74 of 100 (Major)
Nyngan (Mudall)	Australia	Record daily precipitation	75.0 mm (3.0 in)	73 of 100 (Major)
Mullaley (Bando)	Australia	Record daily precipitation	68.0 mm (2.7 in)	73 of 100 (Major)
Premer (Eden Moor)	Australia	Record daily precipitation	79.0 mm (3.1 in)	73 of 100 (Major)
Merlin Station	Australia	Record daily precipitation	83.0 mm (3.3 in)	72 of 100 (Major)
Premer Post Office	Australia	Record daily precipitation	76.0 mm (3.0 in)	72 of 100 (Major)
Victoria Downs	Australia	Record daily precipitation	115.0 mm (4.5 in)	71 of 100 (Major)
Brewarrina Hospital	Australia	Record daily precipitation	72.6 mm (2.9 in)	71 of 100 (Major)
Esmeralda Station	Australia	Record daily precipitation	48.4 mm (1.9 in)	69 of 100 (Major)
Mount Molloy Post Office	Australia	Record daily precipitation	75.2 mm (3.0 in)	68 of 100 (Major)
Angellala Downs Homestead	Australia	Record daily precipitation	152.4 mm (6.0 in)	68 of 100 (Major)
Nevertire (Beverley)	Australia	Record daily precipitation	72.2 mm (2.8 in)	68 of 100 (Major)
Warren (Frawley St)	Australia	Record daily precipitation	71.2 mm (2.8 in)	68 of 100 (Major)
Warren (Mumblebone)	Australia	Record daily precipitation	66.0 mm (2.6 in)	67 of 100 (Major)
Wellington (Agrowplow)	Australia	Record daily precipitation	117.2 mm (4.6 in)	67 of 100 (Major)
Hay (Corrong)	Australia	Record daily precipitation	76.0 mm (3.0 in)	67 of 100 (Major)
Glendower Station	Australia	Record daily precipitation	58.0 mm (2.3 in)	66 of 100 (Major)
Amby	Australia	Record daily precipitation	58.4 mm (2.3 in)	66 of 100 (Major)
Dunedoo Post Office	Australia	Record daily precipitation	62.8 mm (2.5 in)	66 of 100 (Major)
Tiree	Australia	Record daily precipitation	79.0 mm (3.1 in)	65 of 100 (Major)
Eversfield	Australia	Record daily precipitation	100.0 mm (3.9 in)	65 of 100 (Major)
Mungindi (Cambo Cambo)	Australia	Record daily precipitation	68.0 mm (2.7 in)	65 of 100 (Major)
Walgett Council Depot	Australia	Record daily precipitation	42.6 mm (1.7 in)	65 of 100 (Major)
Aramac Post Office	Australia	Record daily precipitation	74.0 mm (2.9 in)	64 of 100 (Major)
Cameron Downs	Australia	Record daily precipitation	83.2 mm (3.3 in)	64 of 100 (Major)
Evesham Station	Australia	Record daily precipitation	96.2 mm (3.8 in)	64 of 100 (Major)
Collarenebri (Goondoobluie)	Australia	Record daily precipitation	70.0 mm (2.8 in)	64 of 100 (Major)
Peak Hill (Bruie Plains)	Australia	Record daily precipitation	60.4 mm (2.4 in)	64 of 100 (Major)
Cumnock (Willow Park)	Australia	Record daily precipitation	76.0 mm (3.0 in)	64 of 100 (Major)
Kumbia Post Office	Australia	Record daily precipitation	58.0 mm (2.3 in)	63 of 100 (Major)
Denman (Palace Street)	Australia	Record daily precipitation	61.0 mm (2.4 in)	63 of 100 (Major)
Ilford (Tara)	Australia	Record daily precipitation	118.0 mm (4.6 in)	63 of 100 (Major)
Bearbung (Aller)	Australia	Record daily precipitation	55.4 mm (2.2 in)	63 of 100 (Major)
Binnaway (Wattle St)	Australia	Record daily precipitation	48.8 mm (1.9 in)	63 of 100 (Major)
Parkes (Macarthur Street)	Australia	Record daily precipitation	61.4 mm (2.4 in)	63 of 100 (Major)
Hay (Pevensey)	Australia	Record daily precipitation	72.0 mm (2.8 in)	63 of 100 (Major)
Woodbine Station	Australia	Record daily precipitation	71.0 mm (2.8 in)	62 of 100 (Major)
Mogil Mogil (Benimora)	Australia	Record daily precipitation	70.2 mm (2.8 in)	62 of 100 (Major)
Broke (Harrowby)	Australia	Record daily precipitation	51.2 mm (2.0 in)	62 of 100 (Major)
Hargraves (the Elders)	Australia	Record daily precipitation	138.0 mm (5.4 in)	62 of 100 (Major)
Booleroo Centre	Australia	Record daily precipitation	25.8 mm (1.0 in)	61 of 100 (Major)
Tambo Post Office	Australia	Record daily precipitation	98.9 mm (3.9 in)	61 of 100 (Major)
Blackville (Krui Vale)	Australia	Record daily precipitation	73.2 mm (2.9 in)	61 of 100 (Major)
Tottenham (Burdenda)	Australia	Record daily precipitation	61.0 mm (2.4 in)	60 of 100 (Major)
Gilgandra (Chelmsford Ave)	Australia	Record daily precipitation	51.4 mm (2.0 in)	60 of 100 (Major)
Bowling Alley Point (Poplars)	Australia	Record daily precipitation	37.8 mm (1.5 in)	60 of 100 (Major)
Bowen Downs	Australia	Record daily precipitation	74.3 mm (2.9 in)	59 of 100 (Notable)
Holmleigh	Australia	Record daily precipitation	111.0 mm (4.4 in)	59 of 100 (Notable)
Wellshot	Australia	Record daily precipitation	128.4 mm (5.1 in)	59 of 100 (Notable)
Lowan Hills	Australia	Record daily precipitation	155.0 mm (6.1 in)	59 of 100 (Notable)

Counts by Type and Timescale

1,495 records

Records set or tied on 20 April 1990 by type: Highest daily maximum 74, Lowest daily maximum 48, Highest daily minimum 240, Lowest daily minimum 28, Heaviest daily rainfall 1,099, Heaviest daily snowfall 3, Deepest snow cover 3.

Records on 20 April 1990 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	48
Highest daily minimum	240
Lowest daily minimum	28
Heaviest daily rainfall	1,099
Heaviest daily snowfall	3
Deepest snow cover	3

Records on 20 April 1990 by timescale: all-time 7, monthly 73, daily 1,415.

How Much Records Were Beaten By

1,383 broken records

Margins by which the 1,383 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 167.7. Ties are not counted.

Top 20 by Significance

20 April 1990

Top 20 records on 20 April 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1990	Running Stream (Brooklyn), AU	monthly rain	114.6 mm (4.5 in)	37.9 mm (1.5 in)	86 years	80 of 100 (Exceptional)
20 April 1990	Dandaloo (Kelvin), AU	daily rain	97.8 mm (3.9 in)	68.6 mm (2.7 in)	98 years	79 of 100 (Major)
20 April 1990	Peak Hill Post Office, AU	daily rain	92.0 mm (3.6 in)	61.3 mm (2.4 in)	95 years	78 of 100 (Major)
20 April 1990	Hill End Post Office, AU	daily rain	100.0 mm (3.9 in)	79.7 mm (3.1 in)	95 years	78 of 100 (Major)
20 April 1990	Hughenden Post Office, AU	daily rain	114.6 mm (4.5 in)	90.0 mm (3.5 in)	88 years	76 of 100 (Major)
20 April 1990	Isisford Post Office, AU	daily rain	128.2 mm (5.0 in)	85.0 mm (3.3 in)	88 years	76 of 100 (Major)
20 April 1990	Morven Post Office, AU	monthly rain	137.6 mm (5.4 in)	47.7 mm (1.9 in)	71 years	76 of 100 (Major)
20 April 1990	Betanga, AU	daily rain	115.0 mm (4.5 in)	85.0 mm (3.3 in)	88 years	75 of 100 (Major)
20 April 1990	Blinman, AU	daily rain	33.2 mm (1.3 in)	27.6 mm (1.1 in)	94 years	74 of 100 (Major)
20 April 1990	St George Post Office, AU	daily rain	58.3 mm (2.3 in)	46.9 mm (1.8 in)	98 years	74 of 100 (Major)
20 April 1990	Trangie Post Office, AU	daily rain	73.0 mm (2.9 in)	67.4 mm (2.7 in)	84 years	74 of 100 (Major)
20 April 1990	Nyngan (Mudall), AU	daily rain	75.0 mm (3.0 in)	44.0 mm (1.7 in)	98 years	73 of 100 (Major)
20 April 1990	Mullaley (Bando), AU	daily rain	68.0 mm (2.7 in)	46.7 mm (1.8 in)	98 years	73 of 100 (Major)
20 April 1990	Premer (Eden Moor), AU	daily rain	79.0 mm (3.1 in)	48.5 mm (1.9 in)	95 years	73 of 100 (Major)
20 April 1990	Merlin Station, AU	daily rain	83.0 mm (3.3 in)	83.0 mm (3.3 in)	80 years	72 of 100 (Major)
20 April 1990	Premer Post Office, AU	daily rain	76.0 mm (3.0 in)	43.0 mm (1.7 in)	95 years	72 of 100 (Major)
20 April 1990	Victoria Downs, AU	monthly rain	115.0 mm (4.5 in)	41.1 mm (1.6 in)	71 years	71 of 100 (Major)
20 April 1990	Brewarrina Hospital, AU	daily rain	72.6 mm (2.9 in)	39.6 mm (1.6 in)	98 years	71 of 100 (Major)
20 April 1990	Esmeralda Station, AU	daily rain	48.4 mm (1.9 in)	48.4 mm (1.9 in)	75 years	69 of 100 (Major)
20 April 1990	Mount Molloy Post Office, AU	daily rain	75.2 mm (3.0 in)	62.5 mm (2.5 in)	67 years	68 of 100 (Major)

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

1807 to 1990

Records set or tied on this calendar date in each year from 1807 to 1990. 1990 had 1,495 records.

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

Records on 04-20 in each year
Year	Records
1807	3
1817	1
1838	1
1849	2
1851	1
1852	4
1854	1
1858	1
1860	1
1864	1
1865	3
1868	1
1869	1
1870	1
1872	1
1874	3
1875	4
1876	1
1878	2
1880	2
1881	2
1884	1
1885	1
1886	2
1889	1
1891	2
1892	1
1893	6
1894	8
1895	7
1896	3
1897	6
1898	1
1899	1
1901	8
1902	3
1903	14
1904	31
1905	9
1906	12
1907	18
1908	14
1909	22
1910	25
1911	18
1912	12
1913	19
1914	46
1915	45
1916	19
1917	33
1918	42
1919	17
1920	49
1921	27
1922	40
1923	157
1924	113
1925	169
1926	310
1927	442
1928	212
1929	182
1930	87
1931	255
1932	166
1933	279
1934	384
1935	384
1936	311
1937	427
1938	339
1939	158
1940	519
1941	558
1942	223
1943	670
1944	304
1945	391
1946	395
1947	308
1948	493
1949	477
1950	329
1951	690
1952	552
1953	1,071
1954	377
1955	623
1956	384
1957	730
1958	327
1959	563
1960	472
1961	1,078
1962	487
1963	595
1964	749
1965	724
1966	1,174
1967	864
1968	975
1969	382
1970	948
1971	765
1972	531
1973	982
1974	673
1975	344
1976	661
1977	693
1978	800
1979	495
1980	1,539
1981	706
1982	906
1983	1,844
1984	922
1985	1,140
1986	770
1987	1,447
1988	1,144
1989	1,187
1990	1,495
1991	1,075
1992	1,009
1993	772
1994	756
1995	1,351
1996	970
1997	833
1998	1,490
1999	674
2000	931
2001	752
2002	1,081
2003	758
2004	567
2005	707
2006	859
2007	582
2008	1,110
2009	845
2010	693
2011	1,477
2012	726
2013	1,520
2014	384
2015	702
2016	650
2017	734
2018	1,309
2019	1,019
2020	449
2021	1,215
2022	596
2023	828
2024	673
2025	836
2026	533

Download the Data

Data for records on 1990-04-20: 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 25	1,092
25 to 50	221
50 to 75	48
75 to 100	14
100 to 125	4
125 to 150	1
150 to 175	3