Weather Records on 31 July 1998

1,195 weather records were set or tied worldwide on 31 July 1998. Highest significance: Cape Leeuwin, AU.

Key Facts for 31 July 1998

On 31 July 1998, 1,195 weather records were set or tied at long-record stations worldwide.
637 were record highs and 302 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 22 monthly and 1,164 daily.
Cape Leeuwin set a daily record precipitation of 83.0 mm (3.3 in) on 31 July 1998.
Across 155 earlier years (1804 to 2026) the same calendar date averaged 466 records.

Record Map

1,195 stations

1,195 station records on 31 July 1998 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 July 1998: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cape Leeuwin	Australia	Record daily precipitation	83.0 mm (3.3 in)	76 of 100 (Major)
Ico	Brazil	Record daily precipitation	39.3 mm (1.5 in)	72 of 100 (Major)
Luna Rs	United States	Record daily precipitation	83.1 mm (3.3 in)	60 of 100 (Major)
Sublette 7WSW	United States	Record daily precipitation	55.4 mm (2.2 in)	58 of 100 (Notable)
Ingenio Tamazula	Mexico	Record daily precipitation	61.2 mm (2.4 in)	54 of 100 (Notable)
John Martin Dam	United States	Record daily precipitation	67.8 mm (2.7 in)	54 of 100 (Notable)
Melangata	Australia	Record daily precipitation	30.6 mm (1.2 in)	52 of 100 (Notable)
McLeods Creek	Australia	Record daily precipitation	66.8 mm (2.6 in)	51 of 100 (Notable)
Karval	United States	Record daily precipitation	109.2 mm (4.3 in)	51 of 100 (Notable)
Candelaria (Smn)	Mexico	Record daily precipitation	90.9 mm (3.6 in)	49 of 100 (Notable)
Petrified Forest Np	United States	Record daily precipitation	63.5 mm (2.5 in)	49 of 100 (Notable)
Poplar Bluff	United States	Record daily precipitation	86.4 mm (3.4 in)	49 of 100 (Notable)
Curtis	United States	Record low maximum temperature	19.4 C (66.9 F)	48 of 100 (Notable)
Tyler Pounds Fld	United States	Record high maximum temperature	40.0 C (104.0 F)	48 of 100 (Notable)
Woodleigh	Australia	Record daily precipitation	34.0 mm (1.3 in)	46 of 100 (Notable)
Myklebust I Breim	Norway	Record daily precipitation	30.4 mm (1.2 in)	46 of 100 (Notable)
Carrollton	United States	Record high minimum temperature	23.9 C (75.0 F)	46 of 100 (Notable)
Canton 4N	United States	Record high minimum temperature	25.6 C (78.1 F)	46 of 100 (Notable)
Big Springs	United States	Record low maximum temperature	16.1 C (61.0 F)	46 of 100 (Notable)
Los Pinzanes (Cfe)	Mexico	Record daily precipitation	79.8 mm (3.1 in)	45 of 100 (Notable)
Olney 2S	United States	Record daily precipitation	67.1 mm (2.6 in)	45 of 100 (Notable)
Quobba	Australia	Record daily precipitation	63.0 mm (2.5 in)	44 of 100 (Notable)
Mt Vernon 3 NE	United States	Record low maximum temperature	23.9 C (75.0 F)	44 of 100 (Notable)
Hugo	United States	Record high maximum temperature	45.6 C (114.1 F)	44 of 100 (Notable)
Brunswick	United States	Record low maximum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Boise City 2 E	United States	Record daily precipitation	52.8 mm (2.1 in)	43 of 100 (Notable)
Coupeville 1 S	United States	Record high minimum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Tyler Pounds Fld	United States	Record high minimum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Marshall	United States	Record low maximum temperature	22.2 C (72.0 F)	43 of 100 (Notable)
Liperi Joensuun Lentoasema	Finland	Record daily precipitation	32.3 mm (1.3 in)	42 of 100 (Notable)
Minden	United States	Record high maximum temperature	40.0 C (104.0 F)	42 of 100 (Notable)
Fulton 3 W	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Kimball 2NE	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Sunnyside	United States	Record high minimum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Chugwater	United States	Record low maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Forest Grove	Australia	Record daily precipitation	44.0 mm (1.7 in)	41 of 100 (Notable)
El Copital	Mexico	Record low minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Songkhla	Thailand	Record daily precipitation	74.9 mm (2.9 in)	41 of 100 (Notable)
Alliance 1WNW	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Tucumcari 4 NE	United States	Record daily precipitation	39.4 mm (1.6 in)	41 of 100 (Notable)
Scipio	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Gunnedah Pool	Australia	Record low maximum temperature	11.0 C (51.8 F)	40 of 100 (Notable)
Miehikkala Hauhia	Finland	Record daily precipitation	37.1 mm (1.5 in)	40 of 100 (Notable)
Ayutla	Mexico	Record low minimum temperature	12.2 C (54.0 F)	40 of 100 (Notable)
Lamar	United States	Record daily precipitation	47.8 mm (1.9 in)	40 of 100 (Notable)
Leroy 5 WSW	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Paris Stp	United States	Record low maximum temperature	20.6 C (69.1 F)	40 of 100 (Notable)
Lincoln 1 SE	United States	Record low maximum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Minneapolis	United States	Record low maximum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Batesville	United States	Record high minimum temperature	25.6 C (78.1 F)	40 of 100 (Notable)
Jackson Exp STN	United States	Record daily precipitation	47.0 mm (1.9 in)	40 of 100 (Notable)
Greenville Kgvl Radio	United States	Record high minimum temperature	27.2 C (81.0 F)	40 of 100 (Notable)
Ellensburg	United States	Record high minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Harrison	United States	Record low maximum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Paris 3 ESE	United States	Record daily precipitation	97.5 mm (3.8 in)	39 of 100 (Notable)
Sulphur Springs	United States	Record high minimum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Clearwater	United States	Record high minimum temperature	15.0 C (59.0 F)	39 of 100 (Notable)
Julesburg	United States	Record low maximum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Frederick Police Brks	United States	Record daily precipitation	42.7 mm (1.7 in)	38 of 100 (Notable)
York 3 SSW Pump STN	United States	Record daily precipitation	33.3 mm (1.3 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,195 records

Records set or tied on 31 July 1998 by type: Highest daily maximum 243, Lowest daily maximum 223, Highest daily minimum 394, Lowest daily minimum 79, Heaviest daily rainfall 256.

Records on 31 July 1998 by type
Record type	Records
Highest daily maximum	243
Lowest daily maximum	223
Highest daily minimum	394
Lowest daily minimum	79
Heaviest daily rainfall	256
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 July 1998 by timescale: all-time 9, monthly 22, daily 1,164.

How Much Records Were Beaten By

872 broken records

Margins by which the 872 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.0. Ties are not counted.

Top 20 by Significance

31 July 1998

Top 20 records on 31 July 1998 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 July 1998	Cape Leeuwin, AU	daily rain	83.0 mm (3.3 in)	46.2 mm (1.8 in)	91 years	76 of 100 (Major)
31 July 1998	Ico, BR	daily rain	39.3 mm (1.5 in)	32.0 mm (1.3 in)	80 years	72 of 100 (Major)
31 July 1998	Luna Rs, US	all-time rain	83.1 mm (3.3 in)	6.9 mm (0.27 in)	71 years	60 of 100 (Major)
31 July 1998	Sublette 7WSW, US	daily rain	55.4 mm (2.2 in)	36.9 mm (1.5 in)	68 years	58 of 100 (Notable)
31 July 1998	Ingenio Tamazula, MX	daily rain	61.2 mm (2.4 in)	37.6 mm (1.5 in)	51 years	54 of 100 (Notable)
31 July 1998	John Martin Dam, US	daily rain	67.8 mm (2.7 in)	52.3 mm (2.1 in)	32 years	54 of 100 (Notable)
31 July 1998	Melangata, AU	daily rain	30.6 mm (1.2 in)	15.4 mm (0.6 in)	81 years	52 of 100 (Notable)
31 July 1998	McLeods Creek, AU	daily rain	66.8 mm (2.6 in)	53.8 mm (2.1 in)	24 years	51 of 100 (Notable)
31 July 1998	Karval, US	monthly rain	109.2 mm (4.3 in)	30.5 mm (1.2 in)	25 years	51 of 100 (Notable)
31 July 1998	Candelaria (Smn), MX	daily rain	90.9 mm (3.6 in)	51.0 mm (2.0 in)	15 years	49 of 100 (Notable)
31 July 1998	Petrified Forest Np, US	daily rain	63.5 mm (2.5 in)	37.6 mm (1.5 in)	11 years	49 of 100 (Notable)
31 July 1998	Poplar Bluff, US	daily rain	86.4 mm (3.4 in)	34.3 mm (1.4 in)	60 years	49 of 100 (Notable)
31 July 1998	Curtis, US	daily low max	19.4 C (66.9 F)	3.9 C (7.0 F)	99 years	48 of 100 (Notable)
31 July 1998	Tyler Pounds Fld, US	daily high max	40.0 C (104.0 F)	2.2 C (4.0 F)	101 years	48 of 100 (Notable)
31 July 1998	Woodleigh, AU	daily rain	34.0 mm (1.3 in)	29.4 mm (1.2 in)	32 years	46 of 100 (Notable)
31 July 1998	Myklebust I Breim, NO	daily rain	30.4 mm (1.2 in)	7.2 mm (0.28 in)	89 years	46 of 100 (Notable)
31 July 1998	Carrollton, US	daily high min	23.9 C (75.0 F)	2.2 C (4.0 F)	92 years	46 of 100 (Notable)
31 July 1998	Canton 4N, US	daily high min	25.6 C (78.1 F)	1.2 C (2.2 F)	101 years	46 of 100 (Notable)
31 July 1998	Big Springs, US	daily low max	16.1 C (61.0 F)	6.7 C (12.1 F)	79 years	46 of 100 (Notable)
31 July 1998	Los Pinzanes (Cfe), MX	daily rain	79.8 mm (3.1 in)	49.8 mm (2.0 in)	25 years	45 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

1804 to 1998

Records set or tied on this calendar date in each year from 1804 to 1998. 1998 had 1,195 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 1998-07-31: 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).

Histogram of margins by which records were beaten on 31 July 1998
Margin	Records
0 to 10	789
10 to 20	43
20 to 30	20
30 to 40	13
40 to 50	3
50 to 60	4