Weather Records on 27 April 1940

268 weather records were set or tied worldwide on 27 April 1940. Highest significance: Kaikalur, IN.

Key Facts for 27 April 1940

On 27 April 1940, 268 weather records were set or tied at long-record stations worldwide.
73 were record highs and 36 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 260 daily.
Kaikalur set a daily record precipitation of 39.4 mm (1.6 in) on 27 April 1940.
Across 158 earlier years (1795 to 2026) the same calendar date averaged 476 records.

Record Map

268 stations

268 station records on 27 April 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 April 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kaikalur	India	Record daily precipitation	39.4 mm (1.6 in)	55 of 100 (Notable)
Wittstock-Rote Muhle	Germany	Record daily precipitation	25.1 mm (1.0 in)	49 of 100 (Notable)
Madakasira	India	Record daily precipitation	85.1 mm (3.4 in)	47 of 100 (Notable)
Roermond	Netherlands	Record daily precipitation	27.2 mm (1.1 in)	37 of 100 (Notable)
Tadpatri	India	Record daily precipitation	78.0 mm (3.1 in)	35 of 100 (Notable)
Kalahasti	India	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Canton	United States	Record daily precipitation	28.2 mm (1.1 in)	34 of 100 (Routine)
Wittenberg	Germany	Record daily precipitation	27.6 mm (1.1 in)	33 of 100 (Routine)
Sira	India	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Kunigal	India	Record daily precipitation	68.3 mm (2.7 in)	33 of 100 (Routine)
Nellore	India	Record daily precipitation	28.2 mm (1.1 in)	30 of 100 (Routine)
Hirekerur	India	Record daily precipitation	39.4 mm (1.6 in)	30 of 100 (Routine)
Kakinada	India	Record daily precipitation	35.1 mm (1.4 in)	29 of 100 (Routine)
Ft Valley	United States	Record snow depth	17.8 cm (7.0 in)	29 of 100 (Routine)
Bajramaly	Turkmenistan	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Holy Cross	United States	Record high maximum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Spearfish 9 WNW	United States	Record daily precipitation	33.5 mm (1.3 in)	27 of 100 (Routine)
Vancouver Pmo	Canada	Record daily precipitation	27.2 mm (1.1 in)	26 of 100 (Routine)
Clarence Town (Grey St)	Australia	Record daily precipitation	35.6 mm (1.4 in)	25 of 100 (Routine)
Srirangpatnam	India	Record daily precipitation	44.5 mm (1.8 in)	25 of 100 (Routine)
Sinnar	India	Record daily precipitation	27.4 mm (1.1 in)	25 of 100 (Routine)
Thamaraikulam	India	Record daily precipitation	41.9 mm (1.6 in)	24 of 100 (Routine)
Gavle	Sweden	Record low minimum temperature	-8.0 C (17.6 F)	24 of 100 (Routine)
Lynch	United States	Record daily precipitation	33.5 mm (1.3 in)	23 of 100 (Routine)
Tumkur	India	Record daily precipitation	29.0 mm (1.1 in)	22 of 100 (Routine)
Kuzhithurai	India	Record daily precipitation	45.7 mm (1.8 in)	22 of 100 (Routine)
Ft Morgan	United States	Record high minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Scottsbluff W B Heilig Fld AP	United States	Record high minimum temperature	11.7 C (53.1 F)	22 of 100 (Routine)
Harnosand	Sweden	Record low minimum temperature	-6.5 C (20.3 F)	21 of 100 (Routine)
Sveg	Sweden	Record low minimum temperature	-10.0 C (14.0 F)	21 of 100 (Routine)
Liberal	United States	Record high minimum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record daily precipitation	15.4 mm (0.6 in)	20 of 100 (Routine)
Hoofddorp	Netherlands	Record daily precipitation	12.5 mm (0.5 in)	20 of 100 (Routine)
Achinsk	Russia	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Los Alamos	United States	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Cobargo Post Office	Australia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Battle Mtn	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Centerville 6 SE	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Sailana	India	Record daily precipitation	9.1 mm (0.36 in)	20 of 100 (Routine)
Rajahmundry	India	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Manginapudi	India	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Chandur Bazar	India	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Pendraka	India	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Mtn Home	United States	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
East Maitland Bowling Club	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Wulgulmerang	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Waren	Germany	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Peapalli(Pyapali)	India	Record daily precipitation	31.8 mm (1.3 in)	20 of 100 (Routine)
Gubbi Sr	India	Record daily precipitation	58.4 mm (2.3 in)	20 of 100 (Routine)
Glenmorgan	India	Record daily precipitation	48.5 mm (1.9 in)	20 of 100 (Routine)
Lugano	Switzerland	Record high minimum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Ganca	Azerbaijan	Record daily precipitation	12.9 mm (0.5 in)	19 of 100 (Routine)
Kempten	Germany	Record daily precipitation	26.8 mm (1.1 in)	19 of 100 (Routine)
Ellore	India	Record daily precipitation	23.6 mm (0.9 in)	19 of 100 (Routine)
Koratagere	India	Record daily precipitation	43.7 mm (1.7 in)	19 of 100 (Routine)
Tirora	India	Record daily precipitation	7.1 mm (0.28 in)	19 of 100 (Routine)
Winterswijk	Netherlands	Record daily precipitation	11.7 mm (0.5 in)	19 of 100 (Routine)
Ft Valley	United States	Record daily precipitation	17.8 mm (0.7 in)	19 of 100 (Routine)
Escondido	United States	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Grimes Pass 6 S	United States	Record daily precipitation	16.5 mm (0.6 in)	19 of 100 (Routine)

Counts by Type and Timescale

268 records

Records set or tied on 27 April 1940 by type: Highest daily maximum 9, Lowest daily maximum 11, Highest daily minimum 64, Lowest daily minimum 25, Heaviest daily rainfall 154, Heaviest daily snowfall 1, Deepest snow cover 4.

Records on 27 April 1940 by type
Record type	Records
Highest daily maximum	9
Lowest daily maximum	11
Highest daily minimum	64
Lowest daily minimum	25
Heaviest daily rainfall	154
Heaviest daily snowfall	1
Deepest snow cover	4

Records on 27 April 1940 by timescale: all-time 0, monthly 8, daily 260.

How Much Records Were Beaten By

223 broken records

Margins by which the 223 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 190.0. Ties are not counted.

Top 20 by Significance

27 April 1940

Top 20 records on 27 April 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 April 1940	Kaikalur, IN	daily rain	39.4 mm (1.6 in)	39.4 mm (1.6 in)	39 years	55 of 100 (Notable)
27 April 1940	Wittstock-Rote Muhle, DE	daily rain	25.1 mm (1.0 in)	16.1 mm (0.6 in)	16 years	49 of 100 (Notable)
27 April 1940	Madakasira, IN	daily rain	85.1 mm (3.4 in)	77.0 mm (3.0 in)	11 years	47 of 100 (Notable)
27 April 1940	Roermond, NL	daily rain	27.2 mm (1.1 in)	9.9 mm (0.39 in)	20 years	37 of 100 (Notable)
27 April 1940	Tadpatri, IN	monthly rain	78.0 mm (3.1 in)	25.4 mm (1.0 in)	5 years	35 of 100 (Notable)
27 April 1940	Kalahasti, IN	daily rain	58.4 mm (2.3 in)	42.1 mm (1.7 in)	25 years	34 of 100 (Routine)
27 April 1940	Canton, US	daily rain	28.2 mm (1.1 in)	20.8 mm (0.8 in)	33 years	34 of 100 (Routine)
27 April 1940	Wittenberg, DE	daily rain	27.6 mm (1.1 in)	5.5 mm (0.22 in)	45 years	33 of 100 (Routine)
27 April 1940	Sira, IN	daily rain	29.2 mm (1.1 in)	18.5 mm (0.7 in)	39 years	33 of 100 (Routine)
27 April 1940	Kunigal, IN	monthly rain	68.3 mm (2.7 in)	12.4 mm (0.5 in)	32 years	33 of 100 (Routine)
27 April 1940	Nellore, IN	daily rain	28.2 mm (1.1 in)	27.4 mm (1.1 in)	33 years	30 of 100 (Routine)
27 April 1940	Hirekerur, IN	daily rain	39.4 mm (1.6 in)	26.2 mm (1.0 in)	11 years	30 of 100 (Routine)
27 April 1940	Kakinada, IN	daily rain	35.1 mm (1.4 in)	23.4 mm (0.9 in)	22 years	29 of 100 (Routine)
27 April 1940	Ft Valley, US	daily snow depth	17.8 cm (7.0 in)	17.8 cm (7.0 in)	30 years	29 of 100 (Routine)
27 April 1940	Bajramaly, TM	monthly high min	21.7 C (71.1 F)	0.3 C (0.5 F)	45 years	28 of 100 (Routine)
27 April 1940	Holy Cross, US	monthly high max	20.0 C (68.0 F)	1.7 C (3.1 F)	41 years	28 of 100 (Routine)
27 April 1940	Spearfish 9 WNW, US	daily rain	33.5 mm (1.3 in)	17.2 mm (0.7 in)	26 years	27 of 100 (Routine)
27 April 1940	Vancouver Pmo, CA	daily rain	27.2 mm (1.1 in)	10.7 mm (0.4 in)	26 years	26 of 100 (Routine)
27 April 1940	Clarence Town (Grey St), AU	daily rain	35.6 mm (1.4 in)	21.9 mm (0.9 in)	39 years	25 of 100 (Routine)
27 April 1940	Srirangpatnam, IN	daily rain	44.5 mm (1.8 in)	17.6 mm (0.7 in)	11 years	25 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

1795 to 1940

Records set or tied on this calendar date in each year from 1795 to 1940. 1940 had 268 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 1940-04-27: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 25	213
25 to 50	5
50 to 75	2
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	2