Weather Records on 17 April 1972

546 weather records were set or tied worldwide on 17 April 1972. Highest significance: Pesqueira, BR.

Key Facts for 17 April 1972

On 17 April 1972, 546 weather records were set or tied at long-record stations worldwide.
125 were record highs and 178 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 530 daily.
Pesqueira set an all-time record daily precipitation of 178.0 mm (7.0 in) on 17 April 1972.
Across 166 earlier years (1799 to 2026) the same calendar date averaged 452 records.

Record Map

546 stations

546 station records on 17 April 1972 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 April 1972: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pesqueira	Brazil	Record daily precipitation	178.0 mm (7.0 in)	68 of 100 (Major)
Johnstown	United States	Record daily precipitation	55.6 mm (2.2 in)	56 of 100 (Notable)
Claresholm Meadow Creek	Canada	Record daily snowfall	31.8 cm (12.5 in)	52 of 100 (Notable)
Palestina (Smn)	Mexico	Record daily precipitation	62.0 mm (2.4 in)	50 of 100 (Notable)
Claresholm Meadow Creek	Canada	Record daily precipitation	31.8 mm (1.3 in)	49 of 100 (Notable)
Olifantshoek (Pol)	South Africa	Record daily precipitation	76.0 mm (3.0 in)	49 of 100 (Notable)
Moorestown 4 E	United States	Record daily precipitation	44.2 mm (1.7 in)	49 of 100 (Notable)
Klerkskraal (Pol)	South Africa	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Le Roy	United States	Record daily precipitation	28.7 mm (1.1 in)	45 of 100 (Notable)
Newark Ag Farm	United States	Record daily precipitation	38.6 mm (1.5 in)	43 of 100 (Notable)
Westby	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Velikie Luki	Russia	Record high maximum temperature	22.9 C (73.2 F)	39 of 100 (Notable)
Bellefonte 4 S	United States	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
State College	United States	Record daily precipitation	30.2 mm (1.2 in)	38 of 100 (Notable)
Allegan 5NE	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Buffalo Mills	United States	Record daily precipitation	38.9 mm (1.5 in)	36 of 100 (Notable)
Greenwater	United States	Record daily snowfall	8.6 cm (3.4 in)	36 of 100 (Notable)
Saxton 1W	United States	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Bethel AP	United States	Record daily snowfall	10.4 cm (4.1 in)	35 of 100 (Notable)
Cedar Lake	United States	Record snow depth	27.9 cm (11.0 in)	34 of 100 (Routine)
Davenport	United States	Record low maximum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Piata (Anchieta)	Brazil	Record daily precipitation	83.0 mm (3.3 in)	33 of 100 (Routine)
Barkerville	Canada	Record low minimum temperature	-15.6 C (3.9 F)	33 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record high minimum temperature	0.9 C (33.6 F)	33 of 100 (Routine)
Ft George G Meade	United States	Record daily precipitation	39.4 mm (1.6 in)	33 of 100 (Routine)
Bloomingdale	United States	Record daily precipitation	38.6 mm (1.5 in)	33 of 100 (Routine)
Sussex 1 NW	United States	Record daily precipitation	25.1 mm (1.0 in)	33 of 100 (Routine)
Beulah	United States	Record low maximum temperature	5.6 C (42.1 F)	33 of 100 (Routine)
Mt Adams Rs	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Pomeroy	United States	Record low maximum temperature	7.2 C (45.0 F)	33 of 100 (Routine)
Cheesman	United States	Record high minimum temperature	7.8 C (46.0 F)	32 of 100 (Routine)
Valsetz	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Cedar Run (River)	United States	Record daily precipitation	39.4 mm (1.6 in)	32 of 100 (Routine)
Hana 354	United States	Record daily precipitation	73.7 mm (2.9 in)	32 of 100 (Routine)
Francis	Canada	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Brunswick	United States	Record high maximum temperature	31.7 C (89.1 F)	31 of 100 (Routine)
Saint Maries	United States	Record low maximum temperature	3.9 C (39.0 F)	31 of 100 (Routine)
Kailua 446	United States	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Aberdeen Phillips Fld	United States	Record daily precipitation	36.1 mm (1.4 in)	31 of 100 (Routine)
McGrath AP	United States	Record daily snowfall	20.3 cm (8.0 in)	31 of 100 (Routine)
Mbabane	Swaziland	Record daily precipitation	32.5 mm (1.3 in)	31 of 100 (Routine)
Cle Elum	United States	Record low maximum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Longmire Rainier Nps	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Hanty-Mansijsk	Russia	Record low minimum temperature	-22.4 C (-8.3 F)	29 of 100 (Routine)
Priest Rvr Exp STN	United States	Record low maximum temperature	5.0 C (41.0 F)	29 of 100 (Routine)
Allegany Sp	United States	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Tobolsk	Russia	Record low minimum temperature	-17.0 C (1.4 F)	28 of 100 (Routine)
Riggins	United States	Record low maximum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Onaway 4N	United States	Record snow depth	12.7 cm (5.0 in)	28 of 100 (Routine)
Epping	United States	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Cape Leeuwin	Australia	Record high maximum temperature	31.1 C (88.0 F)	27 of 100 (Routine)
Ust-Maja	Russia	Record high minimum temperature	3.1 C (37.6 F)	27 of 100 (Routine)
Lake City 2 E	United States	Record high maximum temperature	32.8 C (91.0 F)	27 of 100 (Routine)
Beltsville	United States	Record daily precipitation	33.8 mm (1.3 in)	27 of 100 (Routine)
Medicine Lake 3 SE	United States	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Paisley	United States	Record low minimum temperature	-11.7 C (10.9 F)	27 of 100 (Routine)
Canton 1 NW	United States	Record daily precipitation	35.8 mm (1.4 in)	27 of 100 (Routine)
Clearfield	United States	Record daily precipitation	26.9 mm (1.1 in)	27 of 100 (Routine)
Mapleton Depot	United States	Record daily precipitation	29.0 mm (1.1 in)	27 of 100 (Routine)
Cedar Lake	United States	Record daily snowfall	22.9 cm (9.0 in)	27 of 100 (Routine)

Counts by Type and Timescale

546 records

Records set or tied on 17 April 1972 by type: Highest daily maximum 71, Lowest daily maximum 120, Highest daily minimum 54, Lowest daily minimum 58, Heaviest daily rainfall 165, Heaviest daily snowfall 58, Deepest snow cover 20.

Records on 17 April 1972 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	120
Highest daily minimum	54
Lowest daily minimum	58
Heaviest daily rainfall	165
Heaviest daily snowfall	58
Deepest snow cover	20

Records on 17 April 1972 by timescale: all-time 1, monthly 15, daily 530.

How Much Records Were Beaten By

426 broken records

Margins by which the 426 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 330.0. Ties are not counted.

Top 20 by Significance

17 April 1972

Top 20 records on 17 April 1972 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 April 1972	Pesqueira, BR	all-time rain	178.0 mm (7.0 in)	63.0 mm (2.5 in)	15 years	68 of 100 (Major)
17 April 1972	Johnstown, US	daily rain	55.6 mm (2.2 in)	40.9 mm (1.6 in)	27 years	56 of 100 (Notable)
17 April 1972	Claresholm Meadow Creek, CA	daily snowfall	31.8 cm (12.5 in)	22.9 cm (9.0 in)	21 years	52 of 100 (Notable)
17 April 1972	Palestina (Smn), MX	daily rain	62.0 mm (2.4 in)	52.1 mm (2.1 in)	34 years	50 of 100 (Notable)
17 April 1972	Claresholm Meadow Creek, CA	daily rain	31.8 mm (1.3 in)	22.9 mm (0.9 in)	21 years	49 of 100 (Notable)
17 April 1972	Olifantshoek (Pol), ZA	monthly rain	76.0 mm (3.0 in)	19.9 mm (0.8 in)	46 years	49 of 100 (Notable)
17 April 1972	Moorestown 4 E, US	daily rain	44.2 mm (1.7 in)	18.8 mm (0.7 in)	72 years	49 of 100 (Notable)
17 April 1972	Klerkskraal (Pol), ZA	daily rain	29.0 mm (1.1 in)	20.6 mm (0.8 in)	60 years	45 of 100 (Notable)
17 April 1972	Le Roy, US	daily rain	28.7 mm (1.1 in)	14.2 mm (0.6 in)	72 years	45 of 100 (Notable)
17 April 1972	Newark Ag Farm, US	daily rain	38.6 mm (1.5 in)	16.5 mm (0.6 in)	72 years	43 of 100 (Notable)
17 April 1972	Westby, US	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	35 years	42 of 100 (Notable)
17 April 1972	Velikie Luki, RU	daily high max	22.9 C (73.2 F)	3.1 C (5.6 F)	85 years	39 of 100 (Notable)
17 April 1972	Bellefonte 4 S, US	daily rain	38.1 mm (1.5 in)	15.2 mm (0.6 in)	50 years	38 of 100 (Notable)
17 April 1972	State College, US	daily rain	30.2 mm (1.2 in)	12.2 mm (0.5 in)	52 years	38 of 100 (Notable)
17 April 1972	Allegan 5NE, US	daily rain	50.8 mm (2.0 in)	20.1 mm (0.8 in)	35 years	37 of 100 (Notable)
17 April 1972	Buffalo Mills, US	daily rain	38.9 mm (1.5 in)	18.8 mm (0.7 in)	43 years	36 of 100 (Notable)
17 April 1972	Greenwater, US	daily snowfall	8.6 cm (3.4 in)	8.6 cm (3.4 in)	33 years	36 of 100 (Notable)
17 April 1972	Saxton 1W, US	daily rain	38.1 mm (1.5 in)	24.6 mm (1.0 in)	18 years	35 of 100 (Notable)
17 April 1972	Bethel AP, US	daily snowfall	10.4 cm (4.1 in)	4.8 cm (1.9 in)	11 years	35 of 100 (Notable)
17 April 1972	Cedar Lake, US	daily snow depth	27.9 cm (11.0 in)	15.2 cm (6.0 in)	50 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 1972

Records set or tied on this calendar date in each year from 1799 to 1972. 1972 had 546 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 1972-04-17: 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).

Margin	Records
0 to 50	397
50 to 100	21
100 to 150	3
150 to 200	1
200 to 250	3
250 to 300	0
300 to 350	1