Weather Records on 31 July 1949

406 weather records were set or tied worldwide on 31 July 1949. Highest significance: Louisburg, US.

Key Facts for 31 July 1949

On 31 July 1949, 406 weather records were set or tied at long-record stations worldwide.
155 were record highs and 48 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 399 daily.
Louisburg set a daily record precipitation of 97.0 mm (3.8 in) on 31 July 1949.
Across 155 earlier years (1804 to 2026) the same calendar date averaged 471 records.

Record Map

406 stations

406 station records on 31 July 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 July 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Louisburg	United States	Record daily precipitation	97.0 mm (3.8 in)	57 of 100 (Notable)
Karwar	India	Record daily precipitation	214.6 mm (8.4 in)	51 of 100 (Notable)
Grand Falls	Canada	Record daily precipitation	53.1 mm (2.1 in)	49 of 100 (Notable)
Kislovodsk	Russia	Record daily precipitation	54.7 mm (2.2 in)	41 of 100 (Notable)
Sherburne	United States	Record daily precipitation	51.3 mm (2.0 in)	40 of 100 (Notable)
Tucumcari	United States	Record daily precipitation	47.5 mm (1.9 in)	39 of 100 (Notable)
Maple Plain	United States	Record daily precipitation	41.4 mm (1.6 in)	38 of 100 (Notable)
Brooksville Chin Hill	United States	Record daily precipitation	66.8 mm (2.6 in)	37 of 100 (Notable)
Devrukh	India	Record daily precipitation	246.6 mm (9.7 in)	35 of 100 (Notable)
Bainbridge	United States	Record daily precipitation	68.6 mm (2.7 in)	35 of 100 (Notable)
Ankola	India	Record daily precipitation	198.1 mm (7.8 in)	33 of 100 (Routine)
Cedarville	United States	Record high minimum temperature	22.8 C (73.0 F)	33 of 100 (Routine)
Point Escuminac	Canada	Record daily precipitation	38.6 mm (1.5 in)	31 of 100 (Routine)
Geilo	Norway	Record daily precipitation	25.2 mm (1.0 in)	31 of 100 (Routine)
East Park Rsvr	United States	Record high minimum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Summerfield 2 NE	United States	Record daily precipitation	38.6 mm (1.5 in)	31 of 100 (Routine)
Zhizdra	Russia	Record daily precipitation	48.4 mm (1.9 in)	29 of 100 (Routine)
Bosque del Apache	United States	Record high minimum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Moncton	Canada	Record high maximum temperature	33.3 C (91.9 F)	28 of 100 (Routine)
Selsor Rch	United States	Record low maximum temperature	15.0 C (59.0 F)	27 of 100 (Routine)
Claude	United States	Record daily precipitation	53.6 mm (2.1 in)	27 of 100 (Routine)
Ketchikan AP	United States	Record daily precipitation	61.0 mm (2.4 in)	27 of 100 (Routine)
Quatsino	Canada	Record low minimum temperature	5.0 C (41.0 F)	26 of 100 (Routine)
Karlsruhe	Germany	Record low minimum temperature	8.8 C (47.8 F)	26 of 100 (Routine)
Beito	Norway	Record daily precipitation	26.9 mm (1.1 in)	26 of 100 (Routine)
Marion	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Nappan Cda	Canada	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Satna	India	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Marysville	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Covington	United States	Record high maximum temperature	38.3 C (100.9 F)	25 of 100 (Routine)
Hanover	United States	Record daily precipitation	47.0 mm (1.9 in)	25 of 100 (Routine)
Hansi	India	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Udipi	India	Record daily precipitation	152.1 mm (6.0 in)	24 of 100 (Routine)
Malvan	India	Record daily precipitation	147.1 mm (5.8 in)	24 of 100 (Routine)
Dayville	United States	Record high minimum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Albany	Australia	Record daily precipitation	30.0 mm (1.2 in)	23 of 100 (Routine)
Barrett Meadows	Australia	Record daily precipitation	39.4 mm (1.6 in)	23 of 100 (Routine)
Whitemark	Australia	Record daily precipitation	28.2 mm (1.1 in)	23 of 100 (Routine)
Macharla	India	Record daily precipitation	34.8 mm (1.4 in)	23 of 100 (Routine)
Tijara	India	Record daily precipitation	82.6 mm (3.3 in)	23 of 100 (Routine)
Dungargarh	India	Record daily precipitation	53.3 mm (2.1 in)	23 of 100 (Routine)
Parbatsar	India	Record daily precipitation	76.2 mm (3.0 in)	23 of 100 (Routine)
Healdsburg	United States	Record high minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Waterville Wwtp	United States	Record high maximum temperature	36.1 C (97.0 F)	23 of 100 (Routine)
Milaca	United States	Record low maximum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
Dillon U of Montana Western	United States	Record high maximum temperature	34.4 C (93.9 F)	23 of 100 (Routine)
Edmundston	Canada	Record daily precipitation	31.5 mm (1.2 in)	22 of 100 (Routine)
Purnea	India	Record daily precipitation	123.4 mm (4.9 in)	22 of 100 (Routine)
Trichur	India	Record daily precipitation	101.1 mm (4.0 in)	22 of 100 (Routine)
Vengurla	India	Record daily precipitation	160.5 mm (6.3 in)	22 of 100 (Routine)
Palestine	United States	Record low maximum temperature	25.6 C (78.1 F)	22 of 100 (Routine)
Mt Vernon 3 SW	United States	Record low minimum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Glencliff	United States	Record daily precipitation	34.0 mm (1.3 in)	22 of 100 (Routine)
Bainbridge 2 E	United States	Record daily precipitation	47.8 mm (1.9 in)	22 of 100 (Routine)
Huntington	United States	Record high maximum temperature	41.7 C (107.1 F)	22 of 100 (Routine)
Towanda 1 S	United States	Record daily precipitation	35.6 mm (1.4 in)	22 of 100 (Routine)
Blair	United States	Record daily precipitation	58.4 mm (2.3 in)	22 of 100 (Routine)
Newberry	United States	Record daily precipitation	64.8 mm (2.6 in)	22 of 100 (Routine)
Chickmagalur	India	Record daily precipitation	32.5 mm (1.3 in)	21 of 100 (Routine)
Devgad	India	Record daily precipitation	133.6 mm (5.3 in)	21 of 100 (Routine)

Counts by Type and Timescale

406 records

Records set or tied on 31 July 1949 by type: Highest daily maximum 100, Lowest daily maximum 21, Highest daily minimum 55, Lowest daily minimum 27, Heaviest daily rainfall 203.

Records on 31 July 1949 by type
Record type	Records
Highest daily maximum	100
Lowest daily maximum	21
Highest daily minimum	55
Lowest daily minimum	27
Heaviest daily rainfall	203
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 July 1949 by timescale: all-time 0, monthly 7, daily 399.

How Much Records Were Beaten By

321 broken records

Margins by which the 321 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 124.4. Ties are not counted.

Top 20 by Significance

31 July 1949

Top 20 records on 31 July 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 July 1949	Louisburg, US	daily rain	97.0 mm (3.8 in)	56.4 mm (2.2 in)	55 years	57 of 100 (Notable)
31 July 1949	Karwar, IN	daily rain	214.6 mm (8.4 in)	124.4 mm (4.9 in)	44 years	51 of 100 (Notable)
31 July 1949	Grand Falls, CA	daily rain	53.1 mm (2.1 in)	41.9 mm (1.6 in)	34 years	49 of 100 (Notable)
31 July 1949	Kislovodsk, RU	daily rain	54.7 mm (2.2 in)	19.1 mm (0.8 in)	47 years	41 of 100 (Notable)
31 July 1949	Sherburne, US	daily rain	51.3 mm (2.0 in)	37.1 mm (1.5 in)	22 years	40 of 100 (Notable)
31 July 1949	Tucumcari, US	daily rain	47.5 mm (1.9 in)	26.9 mm (1.1 in)	39 years	39 of 100 (Notable)
31 July 1949	Maple Plain, US	daily rain	41.4 mm (1.6 in)	32.0 mm (1.3 in)	32 years	38 of 100 (Notable)
31 July 1949	Brooksville Chin Hill, US	daily rain	66.8 mm (2.6 in)	34.0 mm (1.3 in)	48 years	37 of 100 (Notable)
31 July 1949	Devrukh, IN	daily rain	246.6 mm (9.7 in)	86.8 mm (3.4 in)	39 years	35 of 100 (Notable)
31 July 1949	Bainbridge, US	daily rain	68.6 mm (2.7 in)	31.5 mm (1.2 in)	20 years	35 of 100 (Notable)
31 July 1949	Ankola, IN	daily rain	198.1 mm (7.8 in)	101.6 mm (4.0 in)	12 years	33 of 100 (Routine)
31 July 1949	Cedarville, US	daily high min	22.8 C (73.0 F)	5.0 C (9.0 F)	48 years	33 of 100 (Routine)
31 July 1949	Point Escuminac, CA	daily rain	38.6 mm (1.5 in)	14.2 mm (0.6 in)	32 years	31 of 100 (Routine)
31 July 1949	Geilo, NO	daily rain	25.2 mm (1.0 in)	12.7 mm (0.5 in)	26 years	31 of 100 (Routine)
31 July 1949	East Park Rsvr, US	daily high min	23.9 C (75.0 F)	5.6 C (10.1 F)	27 years	31 of 100 (Routine)
31 July 1949	Summerfield 2 NE, US	daily rain	38.6 mm (1.5 in)	21.1 mm (0.8 in)	36 years	31 of 100 (Routine)
31 July 1949	Zhizdra, RU	daily rain	48.4 mm (1.9 in)	14.5 mm (0.6 in)	15 years	29 of 100 (Routine)
31 July 1949	Bosque del Apache, US	daily high min	22.8 C (73.0 F)	2.8 C (5.0 F)	44 years	29 of 100 (Routine)
31 July 1949	Moncton, CA	daily high max	33.3 C (91.9 F)	2.7 C (4.9 F)	50 years	28 of 100 (Routine)
31 July 1949	Selsor Rch, US	daily low max	15.0 C (59.0 F)	5.0 C (9.0 F)	32 years	27 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

1804 to 1949

Records set or tied on this calendar date in each year from 1804 to 1949. 1949 had 406 records.

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

Records on 07-31 in each year
Year	Records
1804	1
1815	1
1816	1
1828	1
1834	1
1839	1
1840	1
1841	2
1851	1
1858	2
1860	4
1863	1
1866	1
1873	2
1876	1
1879	1
1884	1
1885	1
1886	1
1887	5
1889	2
1890	2
1891	1
1892	1
1893	3
1894	2
1896	2
1897	2
1898	5
1900	1
1901	3
1902	4
1903	16
1904	12
1905	10
1906	14
1907	17
1908	22
1909	15
1910	21
1911	29
1912	14
1913	31
1914	28
1915	71
1916	63
1917	126
1918	39
1919	27
1920	168
1921	112
1922	24
1923	236
1924	97
1925	349
1926	226
1927	161
1928	145
1929	134
1930	143
1931	441
1932	314
1933	504
1934	449
1935	418
1936	548
1937	297
1938	417
1939	357
1940	415
1941	323
1942	342
1943	342
1944	312
1945	499
1946	426
1947	341
1948	341
1949	406
1950	511
1951	364
1952	472
1953	414
1954	459
1955	813
1956	574
1957	268
1958	374
1959	424
1960	622
1961	504
1962	348
1963	294
1964	637
1965	858
1966	606
1967	326
1968	637
1969	440
1970	576
1971	1,850
1972	667
1973	583
1974	363
1975	1,386
1976	530
1977	543
1978	754
1979	501
1980	1,047
1981	672
1982	767
1983	901
1984	777
1985	1,065
1986	1,021
1987	934
1988	940
1989	1,753
1990	911
1991	647
1992	1,169
1993	1,031
1994	1,207
1995	1,223
1996	1,084
1997	984
1998	1,195
1999	1,643
2000	1,001
2001	1,414
2002	1,080
2003	1,157
2004	779
2005	742
2006	1,405
2007	1,023
2008	911
2009	1,156
2010	1,485
2011	1,040
2012	712
2013	469
2014	1,000
2015	948
2016	501
2017	485
2018	1,135
2019	551
2020	1,034
2021	1,020
2022	861
2023	671
2024	748
2025	836
2026	754

Download the Data

Data for records on 1949-07-31: 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	289
20 to 40	23
40 to 60	6
60 to 80	0
80 to 100	1
100 to 120	1
120 to 140	1