Weather Records on 17 December 1998

695 weather records were set or tied worldwide on 17 December 1998. Highest significance: Beaver Is, US.

Key Facts for 17 December 1998

On 17 December 1998, 695 weather records were set or tied at long-record stations worldwide.
467 were record highs and 73 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 670 daily.
Beaver Is set a daily record precipitation of 50.8 mm (2.0 in) on 17 December 1998.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 462 records.

Record Map

695 stations

695 station records on 17 December 1998 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 1998: highest significance records shown on the map
Station	Country	Type	Value	Significance
Beaver Is	United States	Record daily precipitation	50.8 mm (2.0 in)	66 of 100 (Major)
Ransaren_D	Sweden	Record daily precipitation	36.1 mm (1.4 in)	55 of 100 (Notable)
Herbert Vale	Australia	Record daily precipitation	29.0 mm (1.1 in)	47 of 100 (Notable)
Hemavan	Sweden	Record daily precipitation	32.1 mm (1.3 in)	47 of 100 (Notable)
Umfors	Sweden	Record daily precipitation	37.3 mm (1.5 in)	46 of 100 (Notable)
Cut Bank AP	United States	Record daily snowfall	11.2 cm (4.4 in)	46 of 100 (Notable)
Prestwood Station	Australia	Record daily precipitation	54.0 mm (2.1 in)	45 of 100 (Notable)
Joesjo	Sweden	Record daily precipitation	44.2 mm (1.7 in)	45 of 100 (Notable)
Chico UNIV Farm	United States	Record high maximum temperature	24.4 C (75.9 F)	45 of 100 (Notable)
Tenango de Doria	Mexico	Record daily precipitation	34.5 mm (1.4 in)	43 of 100 (Notable)
Malin Head	Ireland	Record daily precipitation	26.3 mm (1.0 in)	42 of 100 (Notable)
Puente Jula	Mexico	Record daily precipitation	51.6 mm (2.0 in)	42 of 100 (Notable)
Leipikvattnet	Sweden	Record daily precipitation	36.2 mm (1.4 in)	42 of 100 (Notable)
Alexandria	Australia	Record daily precipitation	86.2 mm (3.4 in)	40 of 100 (Notable)
Oestersund-Froesoen	Sweden	Record high maximum temperature	7.1 C (44.8 F)	40 of 100 (Notable)
Bishop AP	United States	Record high maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Northfield	United States	Record high maximum temperature	10.6 C (51.1 F)	37 of 100 (Notable)
Mo I Rana III	Norway	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Casa Grande Nm	United States	Record high minimum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
Sabana Grande 2 ENE	Puerto Rico [United States]	Record daily precipitation	59.7 mm (2.4 in)	35 of 100 (Notable)
Chiang Mai	Thailand	Record high maximum temperature	35.3 C (95.5 F)	34 of 100 (Routine)
Holter Dam	United States	Record high minimum temperature	7.2 C (45.0 F)	34 of 100 (Routine)
Rossvatn - Heggmo	Norway	Record daily precipitation	58.2 mm (2.3 in)	33 of 100 (Routine)
Krakmo	Norway	Record daily precipitation	60.3 mm (2.4 in)	33 of 100 (Routine)
Eagle Mtn	United States	Record high minimum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Dutch Harbor	United States	Record daily precipitation	37.8 mm (1.5 in)	33 of 100 (Routine)
Needles AP	United States	Record high minimum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Steigen	Norway	Record daily precipitation	26.2 mm (1.0 in)	32 of 100 (Routine)
Brawley 2 SW	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Dunn Ctr 1E	United States	Record high maximum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
San Carlos	Mexico	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Jormlien	Sweden	Record daily precipitation	27.2 mm (1.1 in)	31 of 100 (Routine)
Lerwick	United Kingdom	Record high maximum temperature	11.8 C (53.2 F)	31 of 100 (Routine)
Fairmont	United States	Record high maximum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Iron Mtn	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Plevna	United States	Record high maximum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Leavenworth 3 S	United States	Record high maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Kerman	Iran	Record high maximum temperature	28.0 C (82.4 F)	30 of 100 (Routine)
Wickenburg	United States	Record high maximum temperature	27.2 C (81.0 F)	30 of 100 (Routine)
Berkeley	United States	Record high maximum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Santa Paula	United States	Record high maximum temperature	32.2 C (90.0 F)	30 of 100 (Routine)
Richardton Abbey	United States	Record high maximum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
Buffalo Bill Dam	United States	Record high minimum temperature	7.8 C (46.0 F)	30 of 100 (Routine)
Sandberg	United States	Record high maximum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Aachen	Germany	Record high maximum temperature	16.0 C (60.8 F)	29 of 100 (Routine)
Vestmannaeyjar	Iceland	Record daily precipitation	34.5 mm (1.4 in)	29 of 100 (Routine)
Dalatangi	Iceland	Record daily precipitation	30.0 mm (1.2 in)	29 of 100 (Routine)
Kermanshah	Iran	Record high maximum temperature	21.6 C (70.9 F)	29 of 100 (Routine)
Mayaguez City	Puerto Rico [United States]	Record high maximum temperature	33.9 C (93.0 F)	29 of 100 (Routine)
Santa Monica Pier	United States	Record high maximum temperature	29.4 C (84.9 F)	29 of 100 (Routine)
Liberec	Czech Republic	Record high maximum temperature	8.0 C (46.4 F)	28 of 100 (Routine)
Talisman I	Mexico	Record high minimum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Leirfjord	Norway	Record daily precipitation	30.3 mm (1.2 in)	28 of 100 (Routine)
Sundsfjord	Norway	Record daily precipitation	56.7 mm (2.2 in)	28 of 100 (Routine)
Malung	Sweden	Record high maximum temperature	6.2 C (43.2 F)	28 of 100 (Routine)
Bartlett Dam	United States	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Laveen 3 SSE	United States	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Calaveras Big Trees	United States	Record high minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Blue Canyon Nyack AP	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Ljusnedal	Sweden	Record high maximum temperature	5.7 C (42.3 F)	27 of 100 (Routine)

Counts by Type and Timescale

695 records

Records set or tied on 17 December 1998 by type: Highest daily maximum 329, Lowest daily maximum 42, Highest daily minimum 138, Lowest daily minimum 31, Heaviest daily rainfall 139, Heaviest daily snowfall 14, Deepest snow cover 2.

Records on 17 December 1998 by type
Record type	Records
Highest daily maximum	329
Lowest daily maximum	42
Highest daily minimum	138
Lowest daily minimum	31
Heaviest daily rainfall	139
Heaviest daily snowfall	14
Deepest snow cover	2

Records on 17 December 1998 by timescale: all-time 2, monthly 23, daily 670.

How Much Records Were Beaten By

542 broken records

Margins by which the 542 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.0. Ties are not counted.

Top 20 by Significance

17 December 1998

Top 20 records on 17 December 1998 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 1998	Beaver Is, US	daily rain	50.8 mm (2.0 in)	35.1 mm (1.4 in)	57 years	66 of 100 (Major)
17 December 1998	Ransaren_D, SE	daily rain	36.1 mm (1.4 in)	26.1 mm (1.0 in)	37 years	55 of 100 (Notable)
17 December 1998	Herbert Vale, AU	daily rain	29.0 mm (1.1 in)	13.5 mm (0.5 in)	99 years	47 of 100 (Notable)
17 December 1998	Hemavan, SE	daily rain	32.1 mm (1.3 in)	17.4 mm (0.7 in)	20 years	47 of 100 (Notable)
17 December 1998	Umfors, SE	daily rain	37.3 mm (1.5 in)	18.8 mm (0.7 in)	20 years	46 of 100 (Notable)
17 December 1998	Cut Bank AP, US	daily snowfall	11.2 cm (4.4 in)	6.1 cm (2.4 in)	69 years	46 of 100 (Notable)
17 December 1998	Prestwood Station, AU	daily rain	54.0 mm (2.1 in)	24.3 mm (1.0 in)	84 years	45 of 100 (Notable)
17 December 1998	Joesjo, SE	daily rain	44.2 mm (1.7 in)	26.2 mm (1.0 in)	20 years	45 of 100 (Notable)
17 December 1998	Chico UNIV Farm, US	monthly high max	24.4 C (75.9 F)	0.5 C (0.9 F)	86 years	45 of 100 (Notable)
17 December 1998	Tenango de Doria, MX	daily rain	34.5 mm (1.4 in)	21.0 mm (0.8 in)	55 years	43 of 100 (Notable)
17 December 1998	Malin Head, IE	daily rain	26.3 mm (1.0 in)	9.3 mm (0.37 in)	40 years	42 of 100 (Notable)
17 December 1998	Puente Jula, MX	daily rain	51.6 mm (2.0 in)	39.2 mm (1.5 in)	0 years	42 of 100 (Notable)
17 December 1998	Leipikvattnet, SE	daily rain	36.2 mm (1.4 in)	15.2 mm (0.6 in)	44 years	42 of 100 (Notable)
17 December 1998	Alexandria, AU	daily rain	86.2 mm (3.4 in)	34.1 mm (1.3 in)	24 years	40 of 100 (Notable)
17 December 1998	Oestersund-Froesoen, SE	daily high max	7.1 C (44.8 F)	0.6 C (1.1 F)	97 years	40 of 100 (Notable)
17 December 1998	Bishop AP, US	daily high max	22.2 C (72.0 F)	0.5 C (0.9 F)	96 years	39 of 100 (Notable)
17 December 1998	Northfield, US	daily high max	10.6 C (51.1 F)	1.7 C (3.1 F)	84 years	37 of 100 (Notable)
17 December 1998	Mo I Rana III, NO	daily rain	45.0 mm (1.8 in)	19.4 mm (0.8 in)	40 years	36 of 100 (Notable)
17 December 1998	Casa Grande Nm, US	daily high min	13.9 C (57.0 F)	4.5 C (8.1 F)	57 years	36 of 100 (Notable)
17 December 1998	Sabana Grande 2 ENE, PR	daily rain	59.7 mm (2.4 in)	2.5 mm (0.10 in)	85 years	35 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

1793 to 1998

Records set or tied on this calendar date in each year from 1793 to 1998. 1998 had 695 records.

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

Records on 12-17 in each year
Year	Records
1793	2
1796	1
1806	2
1808	2
1814	1
1815	1
1839	1
1845	1
1846	4
1847	1
1848	1
1859	3
1866	1
1867	1
1868	1
1869	2
1873	2
1876	3
1877	2
1878	1
1879	2
1881	2
1885	1
1886	1
1888	2
1889	2
1890	4
1892	4
1893	2
1894	4
1895	3
1896	4
1897	4
1898	2
1899	1
1900	6
1901	5
1902	47
1903	2
1904	14
1905	2
1906	17
1907	9
1908	13
1909	5
1910	37
1911	12
1912	15
1913	21
1914	17
1915	31
1916	21
1917	21
1918	21
1919	109
1920	97
1921	94
1922	120
1923	170
1924	505
1925	79
1926	172
1927	143
1928	359
1929	221
1930	362
1931	217
1932	684
1933	710
1934	200
1935	87
1936	504
1937	379
1938	118
1939	1,126
1940	248
1941	261
1942	507
1943	444
1944	189
1945	621
1946	207
1947	258
1948	316
1949	296
1950	294
1951	773
1952	277
1953	283
1954	409
1955	419
1956	448
1957	686
1958	540
1959	548
1960	492
1961	911
1962	676
1963	531
1964	1,239
1965	482
1966	516
1967	1,121
1968	338
1969	238
1970	820
1971	781
1972	601
1973	1,016
1974	390
1975	474
1976	507
1977	1,024
1978	710
1979	951
1980	1,116
1981	1,354
1982	569
1983	1,264
1984	1,618
1985	1,210
1986	743
1987	1,191
1988	481
1989	2,905
1990	866
1991	577
1992	1,461
1993	761
1994	685
1995	956
1996	1,212
1997	1,279
1998	695
1999	901
2000	1,566
2001	1,262
2002	858
2003	751
2004	554
2005	806
2006	1,307
2007	1,100
2008	1,354
2009	926
2010	1,405
2011	430
2012	942
2013	718
2014	370
2015	1,378
2016	1,521
2017	408
2018	498
2019	917
2020	768
2021	908
2022	595
2023	931
2024	560
2025	1,198

Download the Data

Data for records on 1998-12-17: 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 10	503
10 to 20	23
20 to 30	9
30 to 40	6
40 to 50	0
50 to 60	0
60 to 70	1