Weather Records on 17 May 1949

544 weather records were set or tied worldwide on 17 May 1949. Highest significance: Nawarangpur, IN.

Key Facts for 17 May 1949

On 17 May 1949, 544 weather records were set or tied at long-record stations worldwide.
156 were record highs and 76 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 15 monthly and 527 daily.
Nawarangpur set a monthly record daily precipitation of 166.4 mm (6.6 in) on 17 May 1949.
Across 167 earlier years (1802 to 2026) the same calendar date averaged 434 records.

Record Map

544 stations

544 station records on 17 May 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 May 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nawarangpur	India	Record daily precipitation	166.4 mm (6.6 in)	67 of 100 (Major)
Maceio (Aeroporto)	Brazil	Record daily precipitation	247.0 mm (9.7 in)	64 of 100 (Major)
Mana 1026	United States	Record daily precipitation	99.6 mm (3.9 in)	64 of 100 (Major)
Oakley	United States	Record daily precipitation	28.4 mm (1.1 in)	58 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	96.8 mm (3.8 in)	57 of 100 (Notable)
Kekaha 944	United States	Record daily precipitation	111.5 mm (4.4 in)	56 of 100 (Notable)
Weatherford	United States	Record daily precipitation	132.1 mm (5.2 in)	55 of 100 (Notable)
Caldwell	Canada	Record daily precipitation	79.0 mm (3.1 in)	54 of 100 (Notable)
Redford	Australia	Record daily precipitation	47.5 mm (1.9 in)	53 of 100 (Notable)
Atalaia	Brazil	Record daily precipitation	111.1 mm (4.4 in)	53 of 100 (Notable)
Denton 2 SE	United States	Record daily precipitation	95.5 mm (3.8 in)	52 of 100 (Notable)
Sherman	United States	Record daily precipitation	107.2 mm (4.2 in)	50 of 100 (Notable)
Palermo	Italy	Record daily precipitation	47.0 mm (1.9 in)	47 of 100 (Notable)
Vilnius	Lithuania	Record daily precipitation	37.0 mm (1.5 in)	47 of 100 (Notable)
Cascade 5 S	United States	Record daily precipitation	43.9 mm (1.7 in)	46 of 100 (Notable)
Palmeiro Dos Indios	Brazil	Record daily precipitation	61.8 mm (2.4 in)	42 of 100 (Notable)
Graham	United States	Record daily precipitation	84.6 mm (3.3 in)	42 of 100 (Notable)
Green Rvr	United States	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Eastland	United States	Record daily precipitation	82.6 mm (3.3 in)	41 of 100 (Notable)
Chinook	United States	Record daily precipitation	59.9 mm (2.4 in)	40 of 100 (Notable)
Vicosa	Brazil	Record daily precipitation	146.2 mm (5.8 in)	39 of 100 (Notable)
Jenner	Canada	Record daily precipitation	58.4 mm (2.3 in)	39 of 100 (Notable)
Angicos	Brazil	Record daily precipitation	57.0 mm (2.2 in)	38 of 100 (Notable)
Sibsagar	India	Record daily precipitation	92.2 mm (3.6 in)	38 of 100 (Notable)
Forest Vale	Australia	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Lowan Hills	Australia	Record daily precipitation	43.2 mm (1.7 in)	37 of 100 (Notable)
Mount Browne	Australia	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Sao Benedito	Brazil	Record daily precipitation	75.0 mm (3.0 in)	37 of 100 (Notable)
Currais Novos	Brazil	Record daily precipitation	60.0 mm (2.4 in)	37 of 100 (Notable)
Babb 6 NE	United States	Record daily snowfall	31.8 cm (12.5 in)	37 of 100 (Notable)
Ernest Junction Rail STN	Australia	Record daily precipitation	80.8 mm (3.2 in)	36 of 100 (Notable)
Sonari	India	Record daily precipitation	77.7 mm (3.1 in)	36 of 100 (Notable)
Forks 4 NNE	United States	Record daily precipitation	34.5 mm (1.4 in)	36 of 100 (Notable)
Dublin 2SE	United States	Record daily precipitation	80.5 mm (3.2 in)	36 of 100 (Notable)
Newrybar	Australia	Record daily precipitation	98.0 mm (3.9 in)	34 of 100 (Routine)
Caldwell	Canada	Record daily snowfall	40.6 cm (16.0 in)	34 of 100 (Routine)
Valier	United States	Record daily snowfall	10.2 cm (4.0 in)	34 of 100 (Routine)
Bridgeport	United States	Record daily precipitation	57.2 mm (2.3 in)	33 of 100 (Routine)
Mungallala	Australia	Record daily precipitation	39.1 mm (1.5 in)	32 of 100 (Routine)
Quebrangulo	Brazil	Record daily precipitation	69.7 mm (2.7 in)	32 of 100 (Routine)
Vaikom	India	Record daily precipitation	143.5 mm (5.6 in)	32 of 100 (Routine)
Nedumangad	India	Record daily precipitation	99.6 mm (3.9 in)	32 of 100 (Routine)
Greenville Kgvl Radio	United States	Record daily precipitation	89.7 mm (3.5 in)	32 of 100 (Routine)
Hinton 1	United States	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Havre Wb City	United States	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Perola Park	Australia	Record daily precipitation	31.2 mm (1.2 in)	31 of 100 (Routine)
Ballina (Crowley Village)	Australia	Record daily precipitation	88.9 mm (3.5 in)	31 of 100 (Routine)
Russell	Canada	Record low maximum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
McKinney Muni AP	United States	Record daily precipitation	65.8 mm (2.6 in)	31 of 100 (Routine)
Elkhorn Ashley Rngr St	United States	Record daily precipitation	38.4 mm (1.5 in)	31 of 100 (Routine)
Pattanamphitta	India	Record daily precipitation	114.3 mm (4.5 in)	30 of 100 (Routine)
Vilatnikulam	India	Record daily precipitation	58.9 mm (2.3 in)	30 of 100 (Routine)
Babb 6 NE	United States	Record daily precipitation	33.3 mm (1.3 in)	29 of 100 (Routine)
Gibson Dam	United States	Record daily precipitation	33.0 mm (1.3 in)	29 of 100 (Routine)
Red Lodge	United States	Record daily precipitation	42.2 mm (1.7 in)	29 of 100 (Routine)
Bottineau	United States	Record daily precipitation	43.9 mm (1.7 in)	29 of 100 (Routine)
Kerkeriya	India	Record daily precipitation	102.6 mm (4.0 in)	28 of 100 (Routine)
Marnai	India	Record daily precipitation	117.1 mm (4.6 in)	28 of 100 (Routine)
Rapelje	United States	Record daily precipitation	25.9 mm (1.0 in)	28 of 100 (Routine)
Walthill 1E	United States	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)

Counts by Type and Timescale

544 records

Records set or tied on 17 May 1949 by type: Highest daily maximum 58, Lowest daily maximum 62, Highest daily minimum 98, Lowest daily minimum 14, Heaviest daily rainfall 304, Heaviest daily snowfall 8.

Records on 17 May 1949 by type
Record type	Records
Highest daily maximum	58
Lowest daily maximum	62
Highest daily minimum	98
Lowest daily minimum	14
Heaviest daily rainfall	304
Heaviest daily snowfall	8
Deepest snow cover	0

Records on 17 May 1949 by timescale: all-time 2, monthly 15, daily 527.

How Much Records Were Beaten By

462 broken records

Margins by which the 462 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

17 May 1949

Top 20 records on 17 May 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 May 1949	Nawarangpur, IN	monthly rain	166.4 mm (6.6 in)	84.4 mm (3.3 in)	45 years	67 of 100 (Major)
17 May 1949	Maceio (Aeroporto), BR	all-time rain	247.0 mm (9.7 in)	85.0 mm (3.3 in)	5 years	64 of 100 (Major)
17 May 1949	Mana 1026, US	monthly rain	99.6 mm (3.9 in)	37.6 mm (1.5 in)	36 years	64 of 100 (Major)
17 May 1949	Oakley, US	daily rain	28.4 mm (1.1 in)	18.2 mm (0.7 in)	51 years	58 of 100 (Notable)
17 May 1949	Aberdeen, US	daily rain	96.8 mm (3.8 in)	57.4 mm (2.3 in)	40 years	57 of 100 (Notable)
17 May 1949	Kekaha 944, US	monthly rain	111.5 mm (4.4 in)	40.1 mm (1.6 in)	9 years	56 of 100 (Notable)
17 May 1949	Weatherford, US	daily rain	132.1 mm (5.2 in)	84.3 mm (3.3 in)	39 years	55 of 100 (Notable)
17 May 1949	Caldwell, CA	daily rain	79.0 mm (3.1 in)	71.4 mm (2.8 in)	34 years	54 of 100 (Notable)
17 May 1949	Redford, AU	daily rain	47.5 mm (1.9 in)	43.7 mm (1.7 in)	49 years	53 of 100 (Notable)
17 May 1949	Atalaia, BR	daily rain	111.1 mm (4.4 in)	75.7 mm (3.0 in)	35 years	53 of 100 (Notable)
17 May 1949	Denton 2 SE, US	daily rain	95.5 mm (3.8 in)	68.8 mm (2.7 in)	30 years	52 of 100 (Notable)
17 May 1949	Sherman, US	daily rain	107.2 mm (4.2 in)	86.1 mm (3.4 in)	19 years	50 of 100 (Notable)
17 May 1949	Palermo, IT	daily rain	47.0 mm (1.9 in)	26.0 mm (1.0 in)	8 years	47 of 100 (Notable)
17 May 1949	Vilnius, LT	daily rain	37.0 mm (1.5 in)	14.5 mm (0.6 in)	58 years	47 of 100 (Notable)
17 May 1949	Cascade 5 S, US	daily rain	43.9 mm (1.7 in)	36.0 mm (1.4 in)	11 years	46 of 100 (Notable)
17 May 1949	Palmeiro Dos Indios, BR	daily rain	61.8 mm (2.4 in)	45.6 mm (1.8 in)	12 years	42 of 100 (Notable)
17 May 1949	Graham, US	daily rain	84.6 mm (3.3 in)	51.6 mm (2.0 in)	20 years	42 of 100 (Notable)
17 May 1949	Green Rvr, US	daily rain	34.0 mm (1.3 in)	19.3 mm (0.8 in)	20 years	42 of 100 (Notable)
17 May 1949	Eastland, US	daily rain	82.6 mm (3.3 in)	55.9 mm (2.2 in)	10 years	41 of 100 (Notable)
17 May 1949	Chinook, US	monthly rain	59.9 mm (2.4 in)	16.0 mm (0.6 in)	15 years	40 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

1802 to 1949

Records set or tied on this calendar date in each year from 1802 to 1949. 1949 had 544 records.

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

Records on 05-17 in each year
Year	Records
1802	2
1803	1
1808	1
1816	1
1834	1
1837	1
1839	1
1847	2
1848	1
1851	1
1853	1
1855	1
1858	1
1859	1
1861	2
1862	2
1863	2
1864	1
1871	2
1872	2
1873	2
1874	4
1877	1
1878	1
1879	2
1880	1
1881	1
1882	2
1883	3
1885	1
1887	1
1888	2
1889	3
1891	8
1892	4
1893	3
1895	8
1896	2
1897	3
1898	6
1899	7
1900	12
1901	2
1902	3
1903	9
1904	12
1905	10
1906	22
1907	10
1908	5
1909	33
1910	16
1911	30
1912	16
1913	24
1914	24
1915	53
1916	49
1917	18
1918	56
1919	35
1920	46
1921	50
1922	30
1923	95
1924	80
1925	326
1926	133
1927	264
1928	127
1929	168
1930	421
1931	201
1932	288
1933	365
1934	373
1935	341
1936	270
1937	183
1938	340
1939	285
1940	338
1941	408
1942	589
1943	855
1944	521
1945	799
1946	586
1947	249
1948	412
1949	544
1950	371
1951	373
1952	777
1953	441
1954	298
1955	570
1956	1,166
1957	469
1958	331
1959	488
1960	402
1961	291
1962	1,325
1963	368
1964	417
1965	462
1966	489
1967	644
1968	564
1969	638
1970	711
1971	723
1972	610
1973	1,016
1974	1,302
1975	365
1976	426
1977	1,078
1978	872
1979	459
1980	768
1981	940
1982	476
1983	1,326
1984	925
1985	561
1986	921
1987	1,054
1988	1,096
1989	1,307
1990	1,135
1991	1,237
1992	1,025
1993	495
1994	858
1995	1,734
1996	1,706
1997	1,619
1998	1,080
1999	795
2000	825
2001	960
2002	964
2003	1,127
2004	769
2005	784
2006	1,522
2007	742
2008	1,309
2009	1,050
2010	880
2011	1,483
2012	711
2013	739
2014	1,062
2015	824
2016	741
2017	1,302
2018	726
2019	686
2020	496
2021	443
2022	479
2023	385
2024	566
2025	928
2026	745

Download the Data

Data for records on 1949-05-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	400
20 to 40	31
40 to 60	18
60 to 80	7
80 to 100	5
100 to 120	1