Weather Records on 13 April 1931

339 weather records were set or tied worldwide on 13 April 1931. Highest significance: Porto Novo, IN.

Key Facts for 13 April 1931

On 13 April 1931, 339 weather records were set or tied at long-record stations worldwide.
204 were record highs and 32 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 327 daily.
Porto Novo set a monthly record daily precipitation of 103.1 mm (4.1 in) on 13 April 1931.
Across 164 earlier years (1798 to 2026) the same calendar date averaged 486 records.

Record Map

339 stations

339 station records on 13 April 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 April 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Porto Novo	India	Record daily precipitation	103.1 mm (4.1 in)	60 of 100 (Major)
Tranqubar	India	Record daily precipitation	247.1 mm (9.7 in)	56 of 100 (Notable)
Anthony Lagoon	Australia	Record daily precipitation	68.6 mm (2.7 in)	55 of 100 (Notable)
Ninyeunook	Australia	Record daily precipitation	44.5 mm (1.8 in)	55 of 100 (Notable)
Sirkali	India	Record daily precipitation	133.9 mm (5.3 in)	54 of 100 (Notable)
Clare Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	47 of 100 (Notable)
Trentham (Post Office)	Australia	Record daily precipitation	55.1 mm (2.2 in)	47 of 100 (Notable)
Goornong	Australia	Record daily precipitation	62.2 mm (2.4 in)	46 of 100 (Notable)
Amchong(Sonepur)	India	Record daily precipitation	72.1 mm (2.8 in)	45 of 100 (Notable)
Toronto	Canada	Record high maximum temperature	25.6 C (78.1 F)	43 of 100 (Notable)
Nannilam	India	Record daily precipitation	62.0 mm (2.4 in)	42 of 100 (Notable)
Tiruvarur	India	Record daily precipitation	76.2 mm (3.0 in)	41 of 100 (Notable)
Thiruthuraipoond	India	Record daily precipitation	86.9 mm (3.4 in)	41 of 100 (Notable)
Nagappattinam	India	Record daily precipitation	97.8 mm (3.9 in)	40 of 100 (Notable)
Mayuram	India	Record daily precipitation	142.5 mm (5.6 in)	40 of 100 (Notable)
Riddells Creek	Australia	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Tbilisi	Georgia	Record daily precipitation	30.0 mm (1.2 in)	33 of 100 (Routine)
Whitefish Pt	United States	Record high maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Kattumannarkoil	India	Record daily precipitation	71.1 mm (2.8 in)	30 of 100 (Routine)
Vedaranayam	India	Record daily precipitation	46.2 mm (1.8 in)	30 of 100 (Routine)
Nidamangalam	India	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Yarrawalla South	Australia	Record daily precipitation	42.4 mm (1.7 in)	27 of 100 (Routine)
Kumbhakonam	India	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Harrisville	United States	Record high minimum temperature	10.6 C (51.1 F)	24 of 100 (Routine)
Barpeta	India	Record daily precipitation	71.6 mm (2.8 in)	23 of 100 (Routine)
Hypoluxo	United States	Record low maximum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Spearfish	United States	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Mannargudi	India	Record daily precipitation	55.9 mm (2.2 in)	22 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record low minimum temperature	-3.0 C (26.6 F)	22 of 100 (Routine)
Armour	United States	Record high minimum temperature	21.7 C (71.1 F)	22 of 100 (Routine)
La Crosse Wb City	United States	Record high maximum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Muthupet	India	Record daily precipitation	57.9 mm (2.3 in)	21 of 100 (Routine)
E Tawas	United States	Record high minimum temperature	10.6 C (51.1 F)	21 of 100 (Routine)
Midland 2	United States	Record high maximum temperature	26.7 C (80.1 F)	21 of 100 (Routine)
Jeparit	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Olands Norra Udde	Sweden	Record daily precipitation	16.1 mm (0.6 in)	20 of 100 (Routine)
Liepaja	Latvia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Galaquil East	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Warranooke (Glenorchy)	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Hoburg	Sweden	Record daily precipitation	9.2 mm (0.36 in)	20 of 100 (Routine)
Amphitheatre	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Thackaringa	Australia	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Bic	Canada	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Iluppur	India	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Perth Regional Office	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Burketown Post Office	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Nazira	India	Record daily precipitation	63.0 mm (2.5 in)	20 of 100 (Routine)
Khed	India	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Olands Sodra Udde	Sweden	Record daily precipitation	8.2 mm (0.32 in)	20 of 100 (Routine)
Lapeer 2 SE	United States	Record high minimum temperature	12.8 C (55.0 F)	20 of 100 (Routine)
Port Lincoln	Australia	Record high maximum temperature	29.6 C (85.3 F)	19 of 100 (Routine)
Toronto Agincourt	Canada	Record high maximum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Malung	Sweden	Record daily precipitation	12.2 mm (0.5 in)	19 of 100 (Routine)
Stevens Pt	United States	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Stockport	Australia	Record daily precipitation	10.4 mm (0.4 in)	18 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	21.7 C (71.1 F)	18 of 100 (Routine)
Mercanam	India	Record daily precipitation	17.8 mm (0.7 in)	18 of 100 (Routine)
Vilnius	Lithuania	Record low minimum temperature	-7.2 C (19.0 F)	18 of 100 (Routine)
Northwood	United States	Record high maximum temperature	28.9 C (84.0 F)	18 of 100 (Routine)
Bay City	United States	Record high maximum temperature	25.6 C (78.1 F)	18 of 100 (Routine)

Counts by Type and Timescale

339 records

Records set or tied on 13 April 1931 by type: Highest daily maximum 137, Lowest daily maximum 8, Highest daily minimum 67, Lowest daily minimum 24, Heaviest daily rainfall 100, Heaviest daily snowfall 1, Deepest snow cover 2.

Records on 13 April 1931 by type
Record type	Records
Highest daily maximum	137
Lowest daily maximum	8
Highest daily minimum	67
Lowest daily minimum	24
Heaviest daily rainfall	100
Heaviest daily snowfall	1
Deepest snow cover	2

Records on 13 April 1931 by timescale: all-time 0, monthly 12, daily 327.

How Much Records Were Beaten By

276 broken records

Margins by which the 276 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.1. Ties are not counted.

Top 20 by Significance

13 April 1931

Top 20 records on 13 April 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 April 1931	Porto Novo, IN	monthly rain	103.1 mm (4.1 in)	66.3 mm (2.6 in)	25 years	60 of 100 (Major)
13 April 1931	Tranqubar, IN	monthly rain	247.1 mm (9.7 in)	153.1 mm (6.0 in)	10 years	56 of 100 (Notable)
13 April 1931	Anthony Lagoon, AU	monthly rain	68.6 mm (2.7 in)	37.9 mm (1.5 in)	19 years	55 of 100 (Notable)
13 April 1931	Ninyeunook, AU	daily rain	44.5 mm (1.8 in)	38.1 mm (1.5 in)	37 years	55 of 100 (Notable)
13 April 1931	Sirkali, IN	monthly rain	133.9 mm (5.3 in)	96.6 mm (3.8 in)	3 years	54 of 100 (Notable)
13 April 1931	Clare Post Office, AU	daily rain	33.0 mm (1.3 in)	23.9 mm (0.9 in)	60 years	47 of 100 (Notable)
13 April 1931	Trentham (Post Office), AU	daily rain	55.1 mm (2.2 in)	46.2 mm (1.8 in)	6 years	47 of 100 (Notable)
13 April 1931	Goornong, AU	monthly rain	62.2 mm (2.4 in)	17.2 mm (0.7 in)	34 years	46 of 100 (Notable)
13 April 1931	Amchong(Sonepur), IN	daily rain	72.1 mm (2.8 in)	45.4 mm (1.8 in)	26 years	45 of 100 (Notable)
13 April 1931	Toronto, CA	daily high max	25.6 C (78.1 F)	4.5 C (8.1 F)	86 years	43 of 100 (Notable)
13 April 1931	Nannilam, IN	daily rain	62.0 mm (2.4 in)	46.0 mm (1.8 in)	16 years	42 of 100 (Notable)
13 April 1931	Tiruvarur, IN	monthly rain	76.2 mm (3.0 in)	31.0 mm (1.2 in)	1 year	41 of 100 (Notable)
13 April 1931	Thiruthuraipoond, IN	monthly rain	86.9 mm (3.4 in)	25.9 mm (1.0 in)	23 years	41 of 100 (Notable)
13 April 1931	Nagappattinam, IN	monthly rain	97.8 mm (3.9 in)	26.4 mm (1.0 in)	26 years	40 of 100 (Notable)
13 April 1931	Mayuram, IN	monthly rain	142.5 mm (5.6 in)	47.2 mm (1.9 in)	5 years	40 of 100 (Notable)
13 April 1931	Riddells Creek, AU	daily rain	28.4 mm (1.1 in)	22.3 mm (0.9 in)	6 years	36 of 100 (Notable)
13 April 1931	Tbilisi, GE	daily rain	30.0 mm (1.2 in)	14.3 mm (0.6 in)	20 years	33 of 100 (Routine)
13 April 1931	Whitefish Pt, US	daily high max	20.0 C (68.0 F)	10.0 C (18.0 F)	29 years	33 of 100 (Routine)
13 April 1931	Kattumannarkoil, IN	daily rain	71.1 mm (2.8 in)	41.9 mm (1.6 in)	8 years	30 of 100 (Routine)
13 April 1931	Vedaranayam, IN	daily rain	46.2 mm (1.8 in)	32.2 mm (1.3 in)	24 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

1798 to 1931

Records set or tied on this calendar date in each year from 1798 to 1931. 1931 had 339 records.

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

Records on 04-13 in each year
Year	Records
1798	1
1806	1
1809	2
1812	1
1817	1
1830	1
1831	1
1834	1
1836	1
1837	1
1839	2
1849	1
1852	1
1854	1
1856	2
1862	1
1864	1
1865	3
1869	3
1872	1
1874	1
1875	3
1876	2
1878	1
1879	2
1882	2
1885	1
1886	3
1889	2
1890	8
1891	2
1892	4
1894	1
1895	1
1896	3
1897	4
1898	2
1899	2
1900	5
1901	1
1902	3
1903	11
1904	15
1905	9
1906	23
1907	16
1908	6
1909	37
1910	13
1911	32
1912	41
1913	62
1914	58
1915	17
1916	47
1917	36
1918	35
1919	26
1920	258
1921	59
1922	74
1923	125
1924	96
1925	137
1926	232
1927	167
1928	139
1929	117
1930	477
1931	339
1932	392
1933	489
1934	674
1935	480
1936	435
1937	185
1938	268
1939	857
1940	1,562
1941	1,085
1942	137
1943	745
1944	212
1945	978
1946	391
1947	532
1948	595
1949	302
1950	1,352
1951	715
1952	738
1953	609
1954	504
1955	665
1956	294
1957	714
1958	465
1959	515
1960	286
1961	669
1962	603
1963	353
1964	408
1965	656
1966	563
1967	665
1968	739
1969	324
1970	624
1971	390
1972	1,411
1973	701
1974	729
1975	675
1976	807
1977	1,066
1978	448
1979	715
1980	734
1981	872
1982	710
1983	1,394
1984	397
1985	746
1986	1,509
1987	768
1988	1,145
1989	1,671
1990	800
1991	1,326
1992	1,189
1993	574
1994	1,104
1995	789
1996	913
1997	2,451
1998	1,710
1999	631
2000	956
2001	1,013
2002	916
2003	1,245
2004	1,091
2005	425
2006	1,023
2007	1,271
2008	1,021
2009	760
2010	1,028
2011	761
2012	609
2013	759
2014	868
2015	607
2016	510
2017	454
2018	914
2019	736
2020	2,051
2021	465
2022	2,173
2023	1,433
2024	1,172
2025	952
2026	849

Download the Data

Data for records on 1931-04-13: 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 20	254
20 to 40	14
40 to 60	5
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	0
140 to 160	1