Weather Records on 27 April 2017

918 weather records were set or tied worldwide on 27 April 2017. Highest significance: Driggs, US.

Key Facts for 27 April 2017

On 27 April 2017, 918 weather records were set or tied at long-record stations worldwide.
185 were record highs and 403 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 51 monthly and 867 daily.
Driggs set a daily record snowfall of 15.2 cm (6.0 in) on 27 April 2017.
Across 158 earlier years (1795 to 2026) the same calendar date averaged 472 records.

Record Map

918 stations

918 station records on 27 April 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 April 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Driggs	United States	Record daily snowfall	15.2 cm (6.0 in)	63 of 100 (Major)
Pocahontas 1	United States	Record daily precipitation	74.4 mm (2.9 in)	58 of 100 (Notable)
Bateman	United States	Record daily precipitation	30.5 mm (1.2 in)	52 of 100 (Notable)
Tasiilaq	Greenland [Denmark]	Record daily precipitation	42.4 mm (1.7 in)	51 of 100 (Notable)
Driggs	United States	Record snow depth	15.2 cm (6.0 in)	51 of 100 (Notable)
Smartno Pri Slovenj Gradcu	Slovenia	Record daily precipitation	61.7 mm (2.4 in)	49 of 100 (Notable)
Ashton 1N	United States	Record daily precipitation	25.4 mm (1.0 in)	49 of 100 (Notable)
Perryville Wtp	United States	Record daily precipitation	56.9 mm (2.2 in)	49 of 100 (Notable)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	61.2 mm (2.4 in)	48 of 100 (Notable)
Vojsko	Slovenia	Record daily precipitation	159.2 mm (6.3 in)	47 of 100 (Notable)
Old Faithful	United States	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Kaskaskia Rvr Navigation Lock	United States	Record daily precipitation	67.3 mm (2.6 in)	45 of 100 (Notable)
Vunisea	Fiji	Record daily precipitation	149.9 mm (5.9 in)	44 of 100 (Notable)
Coloso	Puerto Rico [United States]	Record daily precipitation	62.2 mm (2.4 in)	44 of 100 (Notable)
Ust-Ozernoe	Russia	Record high maximum temperature	24.8 C (76.6 F)	44 of 100 (Notable)
Flagstaff AP	United States	Record high minimum temperature	8.3 C (46.9 F)	44 of 100 (Notable)
Letalisce Jozeta Pucnika Ljubl	Slovenia	Record daily precipitation	85.8 mm (3.4 in)	43 of 100 (Notable)
Mtn Home 1 NNW	United States	Record daily precipitation	56.9 mm (2.2 in)	43 of 100 (Notable)
Litchfield	United States	Record low maximum temperature	2.2 C (36.0 F)	43 of 100 (Notable)
Conway	United States	Record daily precipitation	52.8 mm (2.1 in)	42 of 100 (Notable)
Eldorado Springs	United States	Record low maximum temperature	11.1 C (52.0 F)	42 of 100 (Notable)
Farmington	United States	Record daily precipitation	61.0 mm (2.4 in)	42 of 100 (Notable)
Intl Falls Intl AP	United States	Record low maximum temperature	-1.6 C (29.1 F)	42 of 100 (Notable)
Denison	United States	Record low maximum temperature	3.3 C (37.9 F)	41 of 100 (Notable)
Norman 3SSE	United States	Record low maximum temperature	14.4 C (57.9 F)	41 of 100 (Notable)
Tyndall	United States	Record low maximum temperature	3.9 C (39.0 F)	41 of 100 (Notable)
Old Faithful	United States	Record daily snowfall	30.5 cm (12.0 in)	41 of 100 (Notable)
Tyler Pounds Fld	United States	Record low minimum temperature	7.2 C (45.0 F)	41 of 100 (Notable)
Logan 1 WNW	United States	Record low maximum temperature	6.1 C (43.0 F)	40 of 100 (Notable)
Baudette	United States	Record low maximum temperature	-1.7 C (28.9 F)	40 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record low maximum temperature	0.0 C (32.0 F)	40 of 100 (Notable)
Sullivan	United States	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Tecumseh 1W	United States	Record daily precipitation	68.6 mm (2.7 in)	40 of 100 (Notable)
Healdton 3 E	United States	Record low minimum temperature	1.7 C (35.1 F)	40 of 100 (Notable)
Alexandria	United States	Record low maximum temperature	3.9 C (39.0 F)	40 of 100 (Notable)
San Francisco Oceanside	United States	Record low minimum temperature	1.1 C (34.0 F)	39 of 100 (Notable)
Mattoon	United States	Record daily precipitation	33.5 mm (1.3 in)	39 of 100 (Notable)
Carroll	United States	Record low maximum temperature	6.7 C (44.1 F)	39 of 100 (Notable)
Salem	United States	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Cuero	United States	Record high maximum temperature	35.6 C (96.1 F)	39 of 100 (Notable)
Pervomajskoe	Russia	Record high maximum temperature	27.9 C (82.2 F)	38 of 100 (Notable)
Paradise	United States	Record high minimum temperature	14.4 C (57.9 F)	38 of 100 (Notable)
Norton W	United States	Record high minimum temperature	11.1 C (52.0 F)	38 of 100 (Notable)
Rolla Missouri S&T	United States	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Spavinaw	United States	Record low maximum temperature	13.9 C (57.0 F)	38 of 100 (Notable)
Britton	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Bay City Wtr Wks	United States	Record high maximum temperature	33.3 C (91.9 F)	38 of 100 (Notable)
Alta 1 NNW	United States	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Tomsk	Russia	Record high maximum temperature	29.5 C (85.1 F)	36 of 100 (Notable)
Huelva (Ronda del Este)	Spain	Record daily precipitation	82.4 mm (3.2 in)	36 of 100 (Notable)
Walthill 1E	United States	Record low maximum temperature	5.0 C (41.0 F)	36 of 100 (Notable)
Chaffee 5 NE	United States	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
Bremen-Seefahrtschule	Germany	Record low minimum temperature	-2.0 C (28.4 F)	35 of 100 (Notable)
Oakland	United States	Record low maximum temperature	6.1 C (43.0 F)	35 of 100 (Notable)
Grand Marais	United States	Record low maximum temperature	0.0 C (32.0 F)	35 of 100 (Notable)
Poplar Bluff	United States	Record daily precipitation	72.9 mm (2.9 in)	35 of 100 (Notable)
Babuskin	Russia	Record high maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Nashville 1 E	United States	Record daily precipitation	51.1 mm (2.0 in)	34 of 100 (Routine)
Red Bud 2 S	United States	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Burr Oak 4S	United States	Record low minimum temperature	-3.3 C (26.1 F)	34 of 100 (Routine)

Counts by Type and Timescale

918 records

Records set or tied on 27 April 2017 by type: Highest daily maximum 86, Lowest daily maximum 262, Highest daily minimum 99, Lowest daily minimum 141, Heaviest daily rainfall 273, Heaviest daily snowfall 32, Deepest snow cover 25.

Records on 27 April 2017 by type
Record type	Records
Highest daily maximum	86
Lowest daily maximum	262
Highest daily minimum	99
Lowest daily minimum	141
Heaviest daily rainfall	273
Heaviest daily snowfall	32
Deepest snow cover	25

Records on 27 April 2017 by timescale: all-time 0, monthly 51, daily 867.

How Much Records Were Beaten By

769 broken records

Margins by which the 769 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.0. Ties are not counted.

Top 20 by Significance

27 April 2017

Top 20 records on 27 April 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 April 2017	Driggs, US	daily snowfall	15.2 cm (6.0 in)	10.1 cm (4.0 in)	103 years	63 of 100 (Major)
27 April 2017	Pocahontas 1, US	daily rain	74.4 mm (2.9 in)	28.7 mm (1.1 in)	104 years	58 of 100 (Notable)
27 April 2017	Bateman, US	daily rain	30.5 mm (1.2 in)	25.4 mm (1.0 in)	32 years	52 of 100 (Notable)
27 April 2017	Tasiilaq, GL	daily rain	42.4 mm (1.7 in)	16.4 mm (0.6 in)	66 years	51 of 100 (Notable)
27 April 2017	Driggs, US	daily snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	103 years	51 of 100 (Notable)
27 April 2017	Smartno Pri Slovenj Gradcu, SI	daily rain	61.7 mm (2.4 in)	25.1 mm (1.0 in)	52 years	49 of 100 (Notable)
27 April 2017	Ashton 1N, US	daily rain	25.4 mm (1.0 in)	10.7 mm (0.4 in)	66 years	49 of 100 (Notable)
27 April 2017	Perryville Wtp, US	daily rain	56.9 mm (2.2 in)	28.5 mm (1.1 in)	72 years	49 of 100 (Notable)
27 April 2017	Ljubljana Bezigrad, SI	daily rain	61.2 mm (2.4 in)	8.6 mm (0.34 in)	110 years	48 of 100 (Notable)
27 April 2017	Vojsko, SI	monthly rain	159.2 mm (6.3 in)	32.8 mm (1.3 in)	44 years	47 of 100 (Notable)
27 April 2017	Old Faithful, US	monthly rain	39.4 mm (1.6 in)	12.2 mm (0.5 in)	8 years	47 of 100 (Notable)
27 April 2017	Kaskaskia Rvr Navigation Lock, US	daily rain	67.3 mm (2.6 in)	50.0 mm (2.0 in)	6 years	45 of 100 (Notable)
27 April 2017	Vunisea, FJ	daily rain	149.9 mm (5.9 in)	117.4 mm (4.6 in)	6 years	44 of 100 (Notable)
27 April 2017	Coloso, PR	daily rain	62.2 mm (2.4 in)	11.4 mm (0.4 in)	92 years	44 of 100 (Notable)
27 April 2017	Ust-Ozernoe, RU	monthly high max	24.8 C (76.6 F)	1.9 C (3.4 F)	78 years	44 of 100 (Notable)
27 April 2017	Flagstaff AP, US	daily high min	8.3 C (46.9 F)	1.6 C (2.9 F)	118 years	44 of 100 (Notable)
27 April 2017	Letalisce Jozeta Pucnika Ljubl, SI	monthly rain	85.8 mm (3.4 in)	17.2 mm (0.7 in)	38 years	43 of 100 (Notable)
27 April 2017	Mtn Home 1 NNW, US	daily rain	56.9 mm (2.2 in)	10.4 mm (0.4 in)	92 years	43 of 100 (Notable)
27 April 2017	Litchfield, US	daily low max	2.2 C (36.0 F)	2.8 C (5.0 F)	108 years	43 of 100 (Notable)
27 April 2017	Conway, US	daily rain	52.8 mm (2.1 in)	3.8 mm (0.15 in)	103 years	42 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

1795 to 2017

Records set or tied on this calendar date in each year from 1795 to 2017. 2017 had 918 records.

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

Records on 04-27 in each year
Year	Records
1795	1
1801	1
1802	2
1812	1
1814	1
1817	3
1828	1
1838	1
1841	1
1843	1
1852	1
1853	1
1855	1
1856	1
1857	1
1862	2
1873	2
1874	4
1879	1
1882	2
1884	2
1885	5
1887	1
1888	4
1890	3
1891	1
1892	3
1893	3
1894	7
1895	2
1896	3
1897	4
1899	5
1900	4
1901	3
1903	5
1904	11
1905	16
1906	13
1907	31
1908	27
1909	51
1910	8
1911	37
1912	5
1913	73
1914	19
1915	77
1916	36
1917	47
1918	55
1919	69
1920	44
1921	71
1922	151
1923	110
1924	103
1925	113
1926	287
1927	114
1928	404
1929	71
1930	80
1931	454
1932	331
1933	328
1934	275
1935	227
1936	97
1937	377
1938	467
1939	212
1940	268
1941	361
1942	569
1943	374
1944	214
1945	476
1946	512
1947	373
1948	535
1949	516
1950	617
1951	409
1952	722
1953	651
1954	875
1955	937
1956	685
1957	552
1958	461
1959	470
1960	684
1961	313
1962	741
1963	768
1964	711
1965	568
1966	1,282
1967	733
1968	372
1969	543
1970	1,142
1971	758
1972	645
1973	1,188
1974	926
1975	820
1976	810
1977	801
1978	694
1979	758
1980	706
1981	1,148
1982	685
1983	921
1984	1,754
1985	1,141
1986	1,225
1987	1,482
1988	893
1989	1,320
1990	1,321
1991	1,028
1992	2,163
1993	1,285
1994	1,614
1995	806
1996	1,034
1997	1,588
1998	872
1999	544
2000	1,171
2001	1,138
2002	1,024
2003	840
2004	937
2005	675
2006	705
2007	1,055
2008	1,032
2009	1,299
2010	751
2011	1,291
2012	1,015
2013	568
2014	656
2015	608
2016	755
2017	918
2018	407
2019	626
2020	497
2021	450
2022	567
2023	536
2024	574
2025	659
2026	450

Download the Data

Data for records on 2017-04-27: 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 20	715
20 to 40	34
40 to 60	6
60 to 80	7
80 to 100	1
100 to 120	4
120 to 140	0
140 to 160	2