Weather Records on 17 April 1980

675 weather records were set or tied worldwide on 17 April 1980. Highest significance: Uralsk, KZ.

Key Facts for 17 April 1980

On 17 April 1980, 675 weather records were set or tied at long-record stations worldwide.
205 were record highs and 287 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 663 daily.
Uralsk set a daily record precipitation of 31.5 mm (1.2 in) on 17 April 1980.
Across 166 earlier years (1799 to 2026) the same calendar date averaged 451 records.

Record Map

675 stations

675 station records on 17 April 1980 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 April 1980: highest significance records shown on the map
Station	Country	Type	Value	Significance
Uralsk	Kazakhstan	Record daily precipitation	31.5 mm (1.2 in)	67 of 100 (Major)
Harkerville (Bos)	South Africa	Record daily precipitation	56.0 mm (2.2 in)	63 of 100 (Major)
Cape St. Francis	South Africa	Record daily precipitation	37.0 mm (1.5 in)	62 of 100 (Major)
Cingirlau	Kazakhstan	Record daily precipitation	40.3 mm (1.6 in)	58 of 100 (Notable)
Perelyub	Russia	Record daily precipitation	27.5 mm (1.1 in)	56 of 100 (Notable)
Bezenchuk	Russia	Record daily precipitation	39.8 mm (1.6 in)	52 of 100 (Notable)
Mount Gambier Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	51 of 100 (Notable)
Uil	Kazakhstan	Record daily precipitation	34.3 mm (1.4 in)	47 of 100 (Notable)
Berchogur	Kazakhstan	Record daily precipitation	25.8 mm (1.0 in)	47 of 100 (Notable)
Jacigua (Dnos)	Brazil	Record daily precipitation	112.4 mm (4.4 in)	46 of 100 (Notable)
Domingos Martins (Dnos)	Brazil	Record daily precipitation	73.4 mm (2.9 in)	45 of 100 (Notable)
Lankaran	Azerbaijan	Record daily precipitation	29.6 mm (1.2 in)	44 of 100 (Notable)
Sengilej	Russia	Record daily precipitation	36.7 mm (1.4 in)	42 of 100 (Notable)
Dzhambejty	Kazakhstan	Record daily precipitation	34.8 mm (1.4 in)	39 of 100 (Notable)
Riacho	Brazil	Record daily precipitation	54.8 mm (2.2 in)	38 of 100 (Notable)
Avangard Zernosovho	Russia	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Olary	Australia	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Santa Maria Do Jetiba (Dnos)	Brazil	Record daily precipitation	34.3 mm (1.4 in)	36 of 100 (Notable)
Ft Benton	United States	Record high maximum temperature	28.3 C (82.9 F)	35 of 100 (Notable)
Waiahi Lower 1054	United States	Record daily precipitation	65.5 mm (2.6 in)	34 of 100 (Routine)
Napier Downs	Australia	Record daily precipitation	33.2 mm (1.3 in)	33 of 100 (Routine)
Ciudad del Maiz (Smn)	Mexico	Record low minimum temperature	2.2 C (36.0 F)	33 of 100 (Routine)
Bolivar	United States	Record low maximum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Franklinville	United States	Record low maximum temperature	-2.2 C (28.0 F)	33 of 100 (Routine)
Watertown	United States	Record low minimum temperature	-7.2 C (19.0 F)	33 of 100 (Routine)
Gavar	Armenia	Record low minimum temperature	-14.4 C (6.1 F)	32 of 100 (Routine)
McBride 4SE	Canada	Record high minimum temperature	10.0 C (50.0 F)	32 of 100 (Routine)
Kislovodsk	Russia	Record low minimum temperature	-4.3 C (24.3 F)	32 of 100 (Routine)
Arcade	United States	Record low maximum temperature	-1.1 C (30.0 F)	32 of 100 (Routine)
Derry 4 SW	United States	Record low minimum temperature	-7.8 C (18.0 F)	32 of 100 (Routine)
Newell	United States	Record low minimum temperature	-7.2 C (19.0 F)	32 of 100 (Routine)
Bens Run 1 SSE	United States	Record low minimum temperature	-5.0 C (23.0 F)	32 of 100 (Routine)
Matilde (Dnos)	Brazil	Record daily precipitation	84.6 mm (3.3 in)	31 of 100 (Routine)
Cooperstown	United States	Record low minimum temperature	-8.9 C (16.0 F)	31 of 100 (Routine)
Little Falls City Rsch	United States	Record low minimum temperature	-6.7 C (19.9 F)	31 of 100 (Routine)
Iconha-Montante	Brazil	Record daily precipitation	57.0 mm (2.2 in)	30 of 100 (Routine)
Port Hope	Canada	Record low minimum temperature	-4.5 C (23.9 F)	30 of 100 (Routine)
Angola	United States	Record low minimum temperature	-6.1 C (21.0 F)	30 of 100 (Routine)
Norwich	United States	Record low minimum temperature	-8.3 C (17.1 F)	30 of 100 (Routine)
Hanover	United States	Record low minimum temperature	-4.4 C (24.1 F)	30 of 100 (Routine)
Libby 32 SSE	United States	Record high maximum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Ithaca Cornell UNIV	United States	Record low maximum temperature	-1.1 C (30.0 F)	29 of 100 (Routine)
Aralskoe More	Kazakhstan	Record high minimum temperature	12.5 C (54.5 F)	28 of 100 (Routine)
Sulak	Russia	Record low maximum temperature	-9.6 C (14.7 F)	28 of 100 (Routine)
Polson	United States	Record high maximum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Saint Ignatius	United States	Record high maximum temperature	26.7 C (80.1 F)	28 of 100 (Routine)
E Lawai 934	United States	Record daily precipitation	31.8 mm (1.3 in)	28 of 100 (Routine)
Elmira	United States	Record low maximum temperature	1.1 C (34.0 F)	27 of 100 (Routine)
Helvecia (Efbm)	Brazil	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Salmon Arm	Canada	Record high minimum temperature	8.0 C (46.4 F)	26 of 100 (Routine)
Iqaluit A	Canada	Record daily snowfall	7.8 cm (3.1 in)	26 of 100 (Routine)
Weyburn	Canada	Record high maximum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Karabutak	Kazakhstan	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Rize	Turkey	Record low minimum temperature	0.2 C (32.4 F)	26 of 100 (Routine)
Green Mt Dam	United States	Record low minimum temperature	-17.8 C (0.0 F)	26 of 100 (Routine)
Greenville 2 NNE	United States	Record low minimum temperature	-6.1 C (21.0 F)	26 of 100 (Routine)
Watertown	United States	Record low maximum temperature	0.6 C (33.1 F)	26 of 100 (Routine)
Diablo Dam	United States	Record high maximum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Aragac Visokogornaya	Armenia	Record low minimum temperature	-24.0 C (-11.2 F)	25 of 100 (Routine)
Mount Gambier Post Office	Australia	Record high minimum temperature	17.0 C (62.6 F)	25 of 100 (Routine)

Counts by Type and Timescale

675 records

Records set or tied on 17 April 1980 by type: Highest daily maximum 139, Lowest daily maximum 88, Highest daily minimum 66, Lowest daily minimum 199, Heaviest daily rainfall 174, Heaviest daily snowfall 5, Deepest snow cover 4.

Records on 17 April 1980 by type
Record type	Records
Highest daily maximum	139
Lowest daily maximum	88
Highest daily minimum	66
Lowest daily minimum	199
Heaviest daily rainfall	174
Heaviest daily snowfall	5
Deepest snow cover	4

Records on 17 April 1980 by timescale: all-time 0, monthly 12, daily 663.

How Much Records Were Beaten By

549 broken records

Margins by which the 549 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 457.0. Ties are not counted.

Top 20 by Significance

17 April 1980

Top 20 records on 17 April 1980 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 April 1980	Uralsk, KZ	daily rain	31.5 mm (1.2 in)	18.3 mm (0.7 in)	64 years	67 of 100 (Major)
17 April 1980	Harkerville (Bos), ZA	daily rain	56.0 mm (2.2 in)	38.0 mm (1.5 in)	73 years	63 of 100 (Major)
17 April 1980	Cape St. Francis, ZA	daily rain	37.0 mm (1.5 in)	24.0 mm (0.9 in)	94 years	62 of 100 (Major)
17 April 1980	Cingirlau, KZ	monthly rain	40.3 mm (1.6 in)	17.1 mm (0.7 in)	15 years	58 of 100 (Notable)
17 April 1980	Perelyub, RU	daily rain	27.5 mm (1.1 in)	23.4 mm (0.9 in)	41 years	56 of 100 (Notable)
17 April 1980	Bezenchuk, RU	monthly rain	39.8 mm (1.6 in)	11.2 mm (0.4 in)	18 years	52 of 100 (Notable)
17 April 1980	Mount Gambier Post Office, AU	daily rain	33.0 mm (1.3 in)	7.6 mm (0.30 in)	118 years	51 of 100 (Notable)
17 April 1980	Uil, KZ	daily rain	34.3 mm (1.4 in)	26.2 mm (1.0 in)	9 years	47 of 100 (Notable)
17 April 1980	Berchogur, KZ	daily rain	25.8 mm (1.0 in)	20.7 mm (0.8 in)	11 years	47 of 100 (Notable)
17 April 1980	Jacigua (Dnos), BR	daily rain	112.4 mm (4.4 in)	82.7 mm (3.3 in)	11 years	46 of 100 (Notable)
17 April 1980	Domingos Martins (Dnos), BR	daily rain	73.4 mm (2.9 in)	59.6 mm (2.3 in)	8 years	45 of 100 (Notable)
17 April 1980	Lankaran, AZ	daily rain	29.6 mm (1.2 in)	8.6 mm (0.34 in)	78 years	44 of 100 (Notable)
17 April 1980	Sengilej, RU	daily rain	36.7 mm (1.4 in)	17.2 mm (0.7 in)	6 years	42 of 100 (Notable)
17 April 1980	Dzhambejty, KZ	monthly rain	34.8 mm (1.4 in)	7.8 mm (0.31 in)	18 years	39 of 100 (Notable)
17 April 1980	Riacho, BR	daily rain	54.8 mm (2.2 in)	36.4 mm (1.4 in)	25 years	38 of 100 (Notable)
17 April 1980	Avangard Zernosovho, RU	monthly rain	36.1 mm (1.4 in)	7.1 mm (0.28 in)	20 years	38 of 100 (Notable)
17 April 1980	Olary, AU	daily rain	30.0 mm (1.2 in)	28.0 mm (1.1 in)	1 year	37 of 100 (Notable)
17 April 1980	Santa Maria Do Jetiba (Dnos), BR	daily rain	34.3 mm (1.4 in)	29.3 mm (1.2 in)	16 years	36 of 100 (Notable)
17 April 1980	Ft Benton, US	daily high max	28.3 C (82.9 F)	2.2 C (4.0 F)	82 years	35 of 100 (Notable)
17 April 1980	Waiahi Lower 1054, US	daily rain	65.5 mm (2.6 in)	38.8 mm (1.5 in)	26 years	34 of 100 (Routine)

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

1799 to 1980

Records set or tied on this calendar date in each year from 1799 to 1980. 1980 had 675 records.

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

Records on 04-17 in each year
Year	Records
1799	1
1807	1
1808	1
1815	1
1817	1
1818	1
1819	1
1823	1
1825	1
1830	1
1835	3
1837	1
1845	1
1847	2
1851	1
1852	3
1853	1
1854	1
1855	1
1857	1
1858	1
1862	1
1865	2
1868	1
1873	4
1874	1
1875	3
1877	4
1878	2
1880	2
1889	1
1890	2
1891	2
1892	4
1894	5
1895	1
1896	5
1897	6
1898	3
1899	1
1900	2
1901	4
1902	4
1903	5
1904	19
1905	11
1906	14
1907	16
1908	38
1909	7
1910	29
1911	33
1912	27
1913	20
1914	83
1915	30
1916	30
1917	32
1918	35
1919	39
1920	87
1921	148
1922	96
1923	71
1924	74
1925	103
1926	140
1927	256
1928	308
1929	145
1930	238
1931	216
1932	615
1933	261
1934	234
1935	374
1936	308
1937	439
1938	564
1939	618
1940	337
1941	460
1942	415
1943	285
1944	334
1945	475
1946	492
1947	461
1948	622
1949	439
1950	293
1951	441
1952	529
1953	818
1954	650
1955	394
1956	486
1957	277
1958	702
1959	434
1960	553
1961	667
1962	597
1963	702
1964	766
1965	411
1966	409
1967	935
1968	745
1969	728
1970	547
1971	924
1972	546
1973	589
1974	244
1975	666
1976	1,630
1977	906
1978	620
1979	810
1980	675
1981	621
1982	965
1983	1,365
1984	720
1985	917
1986	997
1987	960
1988	1,082
1989	638
1990	1,065
1991	614
1992	1,105
1993	847
1994	1,047
1995	1,211
1996	1,044
1997	889
1998	1,795
1999	1,730
2000	1,082
2001	1,013
2002	2,284
2003	1,037
2004	761
2005	572
2006	1,430
2007	863
2008	842
2009	779
2010	606
2011	982
2012	920
2013	1,796
2014	913
2015	813
2016	977
2017	469
2018	1,585
2019	458
2020	1,165
2021	701
2022	831
2023	628
2024	690
2025	1,058
2026	838

Download the Data

Data for records on 1980-04-17: 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).

Histogram of margins by which records were beaten on 17 April 1980
Margin	Records
0 to 100	546
100 to 200	2
200 to 300	0
300 to 400	0
400 to 500	1