Weather Records on 21 April 1989

1,557 weather records were set or tied worldwide on 21 April 1989. Highest significance: Caledon (Pol), ZA.

Key Facts for 21 April 1989

On 21 April 1989, 1,557 weather records were set or tied at long-record stations worldwide.
950 were record highs and 117 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 188 monthly and 1,367 daily.
Caledon (Pol) set a monthly record daily precipitation of 92.5 mm (3.6 in) on 21 April 1989.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 455 records.

Record Map

1,557 stations

1,557 station records on 21 April 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Caledon (Pol)	South Africa	Record daily precipitation	92.5 mm (3.6 in)	80 of 100 (Exceptional)
Ladismith (Tnk)	South Africa	Record daily precipitation	41.5 mm (1.6 in)	72 of 100 (Major)
Kamennaja-Step	Russia	Record daily precipitation	42.7 mm (1.7 in)	68 of 100 (Major)
Zoetendals Vallei	South Africa	Record daily precipitation	73.5 mm (2.9 in)	68 of 100 (Major)
Ebrach	Germany	Record daily precipitation	33.6 mm (1.3 in)	64 of 100 (Major)
Bad-Neunkirchen Mergentheim	Germany	Record daily precipitation	33.9 mm (1.3 in)	63 of 100 (Major)
Weilerswist-Lommersum	Germany	Record daily precipitation	33.1 mm (1.3 in)	62 of 100 (Major)
Gollhofen	Germany	Record daily precipitation	33.4 mm (1.3 in)	62 of 100 (Major)
Rothenburg Ob der Tauber	Germany	Record daily precipitation	27.6 mm (1.1 in)	61 of 100 (Major)
Schluchtern-Herolz	Germany	Record daily precipitation	39.7 mm (1.6 in)	60 of 100 (Major)
Hambledon Mill Csr	Australia	Record daily precipitation	254.0 mm (10.0 in)	59 of 100 (Notable)
Mossman Post Office	Australia	Record daily precipitation	140.6 mm (5.5 in)	59 of 100 (Notable)
Hof	Germany	Record daily precipitation	33.3 mm (1.3 in)	59 of 100 (Notable)
Rollbach	Germany	Record daily precipitation	30.5 mm (1.2 in)	58 of 100 (Notable)
Calitzdorp (Dam)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	56 of 100 (Notable)
Petrusville (Pol)	South Africa	Record daily precipitation	34.5 mm (1.4 in)	55 of 100 (Notable)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	36.0 mm (1.4 in)	54 of 100 (Notable)
Bad Kissingen	Germany	Record daily precipitation	38.9 mm (1.5 in)	54 of 100 (Notable)
Fountain Head	South Africa	Record daily precipitation	44.5 mm (1.8 in)	54 of 100 (Notable)
Lillydale	South Africa	Record daily precipitation	45.0 mm (1.8 in)	54 of 100 (Notable)
Whyanbeel Valley	Australia	Record daily precipitation	228.4 mm (9.0 in)	53 of 100 (Notable)
Molteno (Mun)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	53 of 100 (Notable)
Meringa Sugar Exp STN	Australia	Record daily precipitation	142.8 mm (5.6 in)	52 of 100 (Notable)
Wurzburg	Germany	Record daily precipitation	31.7 mm (1.2 in)	52 of 100 (Notable)
Nidderau-Windecken	Germany	Record daily precipitation	42.3 mm (1.7 in)	52 of 100 (Notable)
Aschaffenburg	Germany	Record daily precipitation	25.5 mm (1.0 in)	51 of 100 (Notable)
Waldems-Reinborn	Germany	Record daily precipitation	40.8 mm (1.6 in)	51 of 100 (Notable)
Boontjieskraal	South Africa	Record daily precipitation	63.5 mm (2.5 in)	51 of 100 (Notable)
Happy Valley	Australia	Record daily precipitation	230.0 mm (9.1 in)	50 of 100 (Notable)
Kall-Sistig	Germany	Record daily precipitation	26.3 mm (1.0 in)	50 of 100 (Notable)
Nurburg	Germany	Record daily precipitation	38.4 mm (1.5 in)	50 of 100 (Notable)
Weilburg (Klaranlage)	Germany	Record daily precipitation	28.9 mm (1.1 in)	50 of 100 (Notable)
Wornitz-Bottenweiler	Germany	Record daily precipitation	33.5 mm (1.3 in)	50 of 100 (Notable)
Elandsfontein	South Africa	Record daily precipitation	40.0 mm (1.6 in)	50 of 100 (Notable)
Howell Wwtp	United States	Record daily precipitation	40.6 mm (1.6 in)	50 of 100 (Notable)
Cairns Aero	Australia	Record daily precipitation	131.0 mm (5.2 in)	49 of 100 (Notable)
Clohesy River	Australia	Record daily precipitation	73.0 mm (2.9 in)	49 of 100 (Notable)
Mount Olive	Australia	Record daily precipitation	150.4 mm (5.9 in)	49 of 100 (Notable)
Kitzingen	Germany	Record daily precipitation	34.3 mm (1.4 in)	48 of 100 (Notable)
Benfontein	South Africa	Record daily precipitation	46.5 mm (1.8 in)	48 of 100 (Notable)
Ft Collins	United States	Record high maximum temperature	31.1 C (88.0 F)	47 of 100 (Notable)
Hawthorne AP	United States	Record high minimum temperature	15.0 C (59.0 F)	47 of 100 (Notable)
Tinaroo Falls Dam	Australia	Record daily precipitation	56.0 mm (2.2 in)	46 of 100 (Notable)
Doringkuil	South Africa	Record daily precipitation	45.0 mm (1.8 in)	46 of 100 (Notable)
Stotten	Germany	Record daily precipitation	31.2 mm (1.2 in)	45 of 100 (Notable)
Bad Ems	Germany	Record daily precipitation	33.2 mm (1.3 in)	45 of 100 (Notable)
Cheyenne Wells 2NE	United States	Record high maximum temperature	35.0 C (95.0 F)	45 of 100 (Notable)
Brombachtal-Kirch-Brombach	Germany	Record daily precipitation	29.6 mm (1.2 in)	44 of 100 (Notable)
Cloudskraal	South Africa	Record daily precipitation	55.0 mm (2.2 in)	44 of 100 (Notable)
Homberg/Ohm	Germany	Record daily precipitation	27.5 mm (1.1 in)	43 of 100 (Notable)
Dassieshoek	South Africa	Record daily precipitation	93.5 mm (3.7 in)	43 of 100 (Notable)
Flagstaff AP	United States	Record high minimum temperature	6.7 C (44.1 F)	43 of 100 (Notable)
Laura Post Office	Australia	Record daily precipitation	25.0 mm (1.0 in)	42 of 100 (Notable)
Geroda-Platz	Germany	Record daily precipitation	28.0 mm (1.1 in)	42 of 100 (Notable)
Murrhardt	Germany	Record daily precipitation	26.4 mm (1.0 in)	42 of 100 (Notable)
Dillenburg	Germany	Record daily precipitation	31.7 mm (1.2 in)	42 of 100 (Notable)
Lebanon (Bos)	South Africa	Record daily precipitation	59.2 mm (2.3 in)	42 of 100 (Notable)
Rouxville (Pol)	South Africa	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Ogies (Pol)	South Africa	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Saint Maries	United States	Record high minimum temperature	10.6 C (51.1 F)	42 of 100 (Notable)

Counts by Type and Timescale

1,557 records

Records set or tied on 21 April 1989 by type: Highest daily maximum 580, Lowest daily maximum 54, Highest daily minimum 370, Lowest daily minimum 63, Heaviest daily rainfall 484, Heaviest daily snowfall 4, Deepest snow cover 2.

Records on 21 April 1989 by type
Record type	Records
Highest daily maximum	580
Lowest daily maximum	54
Highest daily minimum	370
Lowest daily minimum	63
Heaviest daily rainfall	484
Heaviest daily snowfall	4
Deepest snow cover	2

Records on 21 April 1989 by timescale: all-time 2, monthly 188, daily 1,367.

How Much Records Were Beaten By

1,258 broken records

Margins by which the 1,258 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 201.7. Ties are not counted.

Top 20 by Significance

21 April 1989

Top 20 records on 21 April 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1989	Caledon (Pol), ZA	monthly rain	92.5 mm (3.6 in)	28.5 mm (1.1 in)	82 years	80 of 100 (Exceptional)
21 April 1989	Ladismith (Tnk), ZA	daily rain	41.5 mm (1.6 in)	28.3 mm (1.1 in)	105 years	72 of 100 (Major)
21 April 1989	Kamennaja-Step, RU	monthly rain	42.7 mm (1.7 in)	20.1 mm (0.8 in)	30 years	68 of 100 (Major)
21 April 1989	Zoetendals Vallei, ZA	daily rain	73.5 mm (2.9 in)	51.9 mm (2.0 in)	72 years	68 of 100 (Major)
21 April 1989	Ebrach, DE	daily rain	33.6 mm (1.3 in)	22.5 mm (0.9 in)	52 years	64 of 100 (Major)
21 April 1989	Bad-Neunkirchen Mergentheim, DE	daily rain	33.9 mm (1.3 in)	22.6 mm (0.9 in)	52 years	63 of 100 (Major)
21 April 1989	Weilerswist-Lommersum, DE	daily rain	33.1 mm (1.3 in)	25.8 mm (1.0 in)	48 years	62 of 100 (Major)
21 April 1989	Gollhofen, DE	daily rain	33.4 mm (1.3 in)	24.2 mm (1.0 in)	46 years	62 of 100 (Major)
21 April 1989	Rothenburg Ob der Tauber, DE	daily rain	27.6 mm (1.1 in)	13.9 mm (0.5 in)	79 years	61 of 100 (Major)
21 April 1989	Schluchtern-Herolz, DE	daily rain	39.7 mm (1.6 in)	31.4 mm (1.2 in)	52 years	60 of 100 (Major)
21 April 1989	Hambledon Mill Csr, AU	daily rain	254.0 mm (10.0 in)	201.7 mm (7.9 in)	34 years	59 of 100 (Notable)
21 April 1989	Mossman Post Office, AU	daily rain	140.6 mm (5.5 in)	106.3 mm (4.2 in)	47 years	59 of 100 (Notable)
21 April 1989	Hof, DE	daily rain	33.3 mm (1.3 in)	19.3 mm (0.8 in)	52 years	59 of 100 (Notable)
21 April 1989	Rollbach, DE	daily rain	30.5 mm (1.2 in)	25.7 mm (1.0 in)	47 years	58 of 100 (Notable)
21 April 1989	Calitzdorp (Dam), ZA	daily rain	34.0 mm (1.3 in)	30.2 mm (1.2 in)	54 years	56 of 100 (Notable)
21 April 1989	Petrusville (Pol), ZA	daily rain	34.5 mm (1.4 in)	21.5 mm (0.8 in)	84 years	55 of 100 (Notable)
21 April 1989	Kaisersbach-Cronhutte, DE	daily rain	36.0 mm (1.4 in)	13.2 mm (0.5 in)	79 years	54 of 100 (Notable)
21 April 1989	Bad Kissingen, DE	monthly rain	38.9 mm (1.5 in)	15.3 mm (0.6 in)	7 years	54 of 100 (Notable)
21 April 1989	Fountain Head, ZA	daily rain	44.5 mm (1.8 in)	22.9 mm (0.9 in)	70 years	54 of 100 (Notable)
21 April 1989	Lillydale, ZA	daily rain	45.0 mm (1.8 in)	25.2 mm (1.0 in)	70 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

1793 to 1989

Records set or tied on this calendar date in each year from 1793 to 1989. 1989 had 1,557 records.

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

Records on 04-21 in each year
Year	Records
1793	1
1814	1
1820	1
1838	1
1849	2
1851	1
1852	3
1854	1
1858	3
1861	2
1865	3
1866	1
1868	1
1870	1
1875	4
1876	2
1877	1
1879	3
1880	1
1881	1
1882	1
1884	1
1885	2
1888	1
1890	1
1891	1
1892	1
1893	2
1894	4
1895	1
1897	1
1898	2
1899	2
1900	7
1901	17
1902	7
1903	3
1904	10
1905	18
1906	5
1907	17
1908	25
1909	20
1910	33
1911	9
1912	22
1913	14
1914	220
1915	24
1916	64
1917	48
1918	84
1919	31
1920	85
1921	59
1922	70
1923	223
1924	119
1925	295
1926	148
1927	284
1928	269
1929	193
1930	127
1931	358
1932	304
1933	201
1934	497
1935	266
1936	277
1937	416
1938	295
1939	110
1940	462
1941	306
1942	285
1943	481
1944	261
1945	367
1946	448
1947	459
1948	365
1949	448
1950	529
1951	884
1952	665
1953	640
1954	527
1955	607
1956	497
1957	824
1958	329
1959	505
1960	889
1961	647
1962	319
1963	778
1964	1,125
1965	658
1966	756
1967	903
1968	655
1969	388
1970	728
1971	546
1972	593
1973	1,163
1974	528
1975	360
1976	452
1977	854
1978	735
1979	449
1980	1,934
1981	944
1982	1,075
1983	1,366
1984	1,231
1985	1,245
1986	977
1987	1,290
1988	898
1989	1,557
1990	1,463
1991	1,291
1992	1,763
1993	847
1994	859
1995	1,476
1996	788
1997	964
1998	876
1999	752
2000	921
2001	967
2002	1,312
2003	607
2004	586
2005	693
2006	761
2007	480
2008	1,327
2009	983
2010	805
2011	1,053
2012	687
2013	1,015
2014	393
2015	621
2016	587
2017	797
2018	862
2019	731
2020	397
2021	1,608
2022	433
2023	886
2024	754
2025	506
2026	853

Download the Data

Data for records on 1989-04-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 50	1,246
50 to 100	5
100 to 150	4
150 to 200	2
200 to 250	1