Weather Records on 31 July 1974

363 weather records were set or tied worldwide on 31 July 1974. Highest significance: Erldunda, AU.

Key Facts for 31 July 1974

On 31 July 1974, 363 weather records were set or tied at long-record stations worldwide.
68 were record highs and 138 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 5 monthly and 356 daily.
Erldunda set an all-time record daily precipitation of 131.0 mm (5.2 in) on 31 July 1974.
Across 155 earlier years (1804 to 2026) the same calendar date averaged 472 records.

Record Map

363 stations

363 station records on 31 July 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 July 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Erldunda	Australia	Record daily precipitation	131.0 mm (5.2 in)	66 of 100 (Major)
Manavi	Australia	Record daily precipitation	37.4 mm (1.5 in)	48 of 100 (Notable)
Arhara	Russia	Record daily precipitation	65.9 mm (2.6 in)	46 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Ahuacatlan	Mexico	Record daily precipitation	63.8 mm (2.5 in)	41 of 100 (Notable)
Stanley Post Office	Australia	Record daily precipitation	34.7 mm (1.4 in)	40 of 100 (Notable)
Moorleah (Preolenna Road)	Australia	Record daily precipitation	50.4 mm (2.0 in)	38 of 100 (Notable)
El Paso de Iritu	Mexico	Record daily precipitation	46.0 mm (1.8 in)	38 of 100 (Notable)
Baddeck	Canada	Record low maximum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
McAllen	United States	Record low minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Ocampo	Mexico	Record daily precipitation	45.0 mm (1.8 in)	35 of 100 (Notable)
Laguna	United States	Record low minimum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Newport	United States	Record high maximum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Chardzhev	Turkmenistan	Record low maximum temperature	26.3 C (79.3 F)	32 of 100 (Routine)
Russellville	United States	Record low maximum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Encinal	United States	Record low minimum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Wanneroo	Australia	Record daily precipitation	32.0 mm (1.3 in)	31 of 100 (Routine)
Currie Post Office	Australia	Record daily precipitation	38.0 mm (1.5 in)	30 of 100 (Routine)
Naples	United States	Record low maximum temperature	27.8 C (82.0 F)	30 of 100 (Routine)
Kaneohe Mauka 781	United States	Record low maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	15.4 C (59.7 F)	29 of 100 (Routine)
Redding Fire STN 2	United States	Record high maximum temperature	43.3 C (109.9 F)	29 of 100 (Routine)
Farmington	United States	Record low maximum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Mountainair	United States	Record daily precipitation	35.8 mm (1.4 in)	29 of 100 (Routine)
Marshall	United States	Record low minimum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Palestina (Smn)	Mexico	Record high maximum temperature	46.7 C (116.1 F)	28 of 100 (Routine)
Bolshoe Goloustnoe	Russia	Record high maximum temperature	30.1 C (86.2 F)	28 of 100 (Routine)
Tlanchinol (Smn)	Mexico	Record daily precipitation	72.6 mm (2.9 in)	27 of 100 (Routine)
Amidon	United States	Record low maximum temperature	17.2 C (63.0 F)	27 of 100 (Routine)
Amberley AMO	Australia	Record high maximum temperature	29.1 C (84.4 F)	26 of 100 (Routine)
Long Lake Dam	United States	Record low maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Saint Paul Is AP	United States	Record low minimum temperature	3.3 C (37.9 F)	26 of 100 (Routine)
Chernjaevo	Russia	Record daily precipitation	29.3 mm (1.2 in)	25 of 100 (Routine)
Edenton	United States	Record daily precipitation	87.6 mm (3.4 in)	25 of 100 (Routine)
Yolla (Sea View)	Australia	Record daily precipitation	56.0 mm (2.2 in)	24 of 100 (Routine)
Tapalpa (Smn)	Mexico	Record low minimum temperature	6.7 C (44.1 F)	24 of 100 (Routine)
Sombrerete (Dge)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	24 of 100 (Routine)
Madison	United States	Record low maximum temperature	18.3 C (64.9 F)	24 of 100 (Routine)
Elliott Research Station	Australia	Record daily precipitation	46.8 mm (1.8 in)	23 of 100 (Routine)
Irishtown	Australia	Record daily precipitation	30.4 mm (1.2 in)	23 of 100 (Routine)
Alpine	United States	Record daily precipitation	42.9 mm (1.7 in)	23 of 100 (Routine)
Kayenta	United States	Record low minimum temperature	3.3 C (37.9 F)	23 of 100 (Routine)
Portales	United States	Record low minimum temperature	11.1 C (52.0 F)	23 of 100 (Routine)
Devonport Harbour Master	Australia	Record daily precipitation	29.0 mm (1.1 in)	22 of 100 (Routine)
San Miguel El Alto	Mexico	Record low maximum temperature	20.6 C (69.1 F)	22 of 100 (Routine)
Tres Hermanos	Mexico	Record daily precipitation	45.0 mm (1.8 in)	22 of 100 (Routine)
Tamiami Trail 40 Mi Bend	United States	Record low maximum temperature	29.4 C (84.9 F)	22 of 100 (Routine)
El-Golea	Algeria	Record low minimum temperature	19.7 C (67.5 F)	21 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	27.4 mm (1.1 in)	21 of 100 (Routine)
Presa Jocoque	Mexico	Record low maximum temperature	22.2 C (72.0 F)	21 of 100 (Routine)
Cuatro Cienegas (Smn)	Mexico	Record low maximum temperature	30.0 C (86.0 F)	21 of 100 (Routine)
Lehman Caves Nm	United States	Record high minimum temperature	20.0 C (68.0 F)	21 of 100 (Routine)
Bidyadanga	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Mount Nelson	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Frazier Downs	Australia	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Kimberley Downs	Australia	Record daily precipitation	1.2 mm (0.05 in)	20 of 100 (Routine)
Mianelup	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Bendoc Park	Australia	Record daily precipitation	13.6 mm (0.5 in)	20 of 100 (Routine)
Tungamah	Australia	Record daily precipitation	10.0 mm (0.4 in)	20 of 100 (Routine)
Chardzhev	Turkmenistan	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)

Counts by Type and Timescale

363 records

Records set or tied on 31 July 1974 by type: Highest daily maximum 35, Lowest daily maximum 61, Highest daily minimum 33, Lowest daily minimum 77, Heaviest daily rainfall 156, Deepest snow cover 1.

Records on 31 July 1974 by type
Record type	Records
Highest daily maximum	35
Lowest daily maximum	61
Highest daily minimum	33
Lowest daily minimum	77
Heaviest daily rainfall	156
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 31 July 1974 by timescale: all-time 2, monthly 5, daily 356.

How Much Records Were Beaten By

274 broken records

Margins by which the 274 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 737.0. Ties are not counted.

Top 20 by Significance

31 July 1974

Top 20 records on 31 July 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 July 1974	Erldunda, AU	all-time rain	131.0 mm (5.2 in)	44.6 mm (1.8 in)	7 years	66 of 100 (Major)
31 July 1974	Manavi, AU	daily rain	37.4 mm (1.5 in)	26.2 mm (1.0 in)	8 years	48 of 100 (Notable)
31 July 1974	Arhara, RU	daily rain	65.9 mm (2.6 in)	49.1 mm (1.9 in)	28 years	46 of 100 (Notable)
31 July 1974	Hot Springs, US	daily rain	47.5 mm (1.9 in)	22.1 mm (0.9 in)	52 years	46 of 100 (Notable)
31 July 1974	Ahuacatlan, MX	daily rain	63.8 mm (2.5 in)	29.0 mm (1.1 in)	45 years	41 of 100 (Notable)
31 July 1974	Stanley Post Office, AU	daily rain	34.7 mm (1.4 in)	9.8 mm (0.39 in)	48 years	40 of 100 (Notable)
31 July 1974	Moorleah (Preolenna Road), AU	daily rain	50.4 mm (2.0 in)	17.6 mm (0.7 in)	48 years	38 of 100 (Notable)
31 July 1974	El Paso de Iritu, MX	daily rain	46.0 mm (1.8 in)	46.0 mm (1.8 in)	32 years	38 of 100 (Notable)
31 July 1974	Baddeck, CA	daily low max	17.8 C (64.0 F)	0.5 C (0.9 F)	89 years	37 of 100 (Notable)
31 July 1974	McAllen, US	daily low min	17.8 C (64.0 F)	3.3 C (5.9 F)	24 years	37 of 100 (Notable)
31 July 1974	Ocampo, MX	daily rain	45.0 mm (1.8 in)	22.1 mm (0.9 in)	39 years	35 of 100 (Notable)
31 July 1974	Laguna, US	daily low min	10.0 C (50.0 F)	2.2 C (4.0 F)	60 years	34 of 100 (Routine)
31 July 1974	Newport, US	daily high max	23.9 C (75.0 F)	0.6 C (1.1 F)	80 years	34 of 100 (Routine)
31 July 1974	Chardzhev, TM	daily low max	26.3 C (79.3 F)	4.3 C (7.7 F)	36 years	32 of 100 (Routine)
31 July 1974	Russellville, US	daily low max	26.7 C (80.1 F)	0.5 C (0.9 F)	75 years	32 of 100 (Routine)
31 July 1974	Encinal, US	daily low min	18.9 C (66.0 F)	1.1 C (2.0 F)	65 years	32 of 100 (Routine)
31 July 1974	Wanneroo, AU	daily rain	32.0 mm (1.3 in)	5.1 mm (0.20 in)	67 years	31 of 100 (Routine)
31 July 1974	Currie Post Office, AU	daily rain	38.0 mm (1.5 in)	13.6 mm (0.5 in)	7 years	30 of 100 (Routine)
31 July 1974	Naples, US	daily low max	27.8 C (82.0 F)	2.8 C (5.0 F)	24 years	30 of 100 (Routine)
31 July 1974	Kaneohe Mauka 781, US	daily low max	23.9 C (75.0 F)	2.2 C (4.0 F)	28 years	30 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 1974

Records set or tied on this calendar date in each year from 1804 to 1974. 1974 had 363 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 1974-07-31: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	273
100 to 200	0
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	0
600 to 700	0
700 to 800	1