Weather Records on 29 September 1925

166 weather records were set or tied worldwide on 29 September 1925. Highest significance: Swift Current, CA.

Key Facts for 29 September 1925

On 29 September 1925, 166 weather records were set or tied at long-record stations worldwide.
50 were record highs and 50 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 154 daily.
Swift Current set a daily record snowfall of 26.9 cm (10.6 in) on 29 September 1925.
Across 157 earlier years (1836 to 2026) the same calendar date averaged 451 records.

Record Map

166 stations

166 station records on 29 September 1925 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 September 1925: highest significance records shown on the map
Station	Country	Type	Value	Significance
Swift Current	Canada	Record daily snowfall	26.9 cm (10.6 in)	55 of 100 (Notable)
Humboldt 3 W	United States	Record daily precipitation	104.6 mm (4.1 in)	47 of 100 (Notable)
Calgary Int'l A	Canada	Record daily snowfall	15.5 cm (6.1 in)	44 of 100 (Notable)
Park Rapids Muni AP	United States	Record daily precipitation	44.7 mm (1.8 in)	42 of 100 (Notable)
New Ulm 2 SE	United States	Record daily precipitation	87.6 mm (3.4 in)	38 of 100 (Notable)
Poplar 2 E	United States	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Regina Int'l A	Canada	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Qu'appelle	Canada	Record daily snowfall	20.3 cm (8.0 in)	32 of 100 (Routine)
Medicine Hat A	Canada	Record low maximum temperature	2.2 C (36.0 F)	31 of 100 (Routine)
Wandin (Yallock)	Australia	Record daily precipitation	28.7 mm (1.1 in)	30 of 100 (Routine)
Swift Current	Canada	Record daily precipitation	26.9 mm (1.1 in)	30 of 100 (Routine)
Minnedosa	Canada	Record low maximum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Helena Wb City	United States	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Two Harbors	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Tizi Ouzou	Algeria	Record low maximum temperature	14.0 C (57.2 F)	23 of 100 (Routine)
Biskra	Algeria	Record low maximum temperature	22.0 C (71.6 F)	22 of 100 (Routine)
Swift Current	Canada	Record low maximum temperature	3.3 C (37.9 F)	22 of 100 (Routine)
Banff	Canada	Record low maximum temperature	0.6 C (33.1 F)	21 of 100 (Routine)
Blakely	United States	Record daily precipitation	75.2 mm (3.0 in)	21 of 100 (Routine)
St Peter	United States	Record daily precipitation	45.7 mm (1.8 in)	21 of 100 (Routine)
Jamestown State Hosp	United States	Record daily precipitation	26.2 mm (1.0 in)	21 of 100 (Routine)
Medicine Hat A	Canada	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Calgary Int'l A	Canada	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	13.1 mm (0.5 in)	20 of 100 (Routine)
Qu'appelle	Canada	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Bozeman Montana State UNIV	United States	Record low maximum temperature	1.1 C (34.0 F)	20 of 100 (Routine)
Great Falls 16St	United States	Record low maximum temperature	2.8 C (37.0 F)	20 of 100 (Routine)
Poplar 2 E	United States	Record low maximum temperature	6.1 C (43.0 F)	20 of 100 (Routine)
Kanmantoo	Australia	Record daily precipitation	12.4 mm (0.5 in)	19 of 100 (Routine)
Fairmont	United States	Record daily precipitation	63.5 mm (2.5 in)	19 of 100 (Routine)
Corvallis State UNIV	United States	Record daily precipitation	15.7 mm (0.6 in)	19 of 100 (Routine)
Calgary Int'l A	Canada	Record low maximum temperature	2.2 C (36.0 F)	18 of 100 (Routine)
Qu'appelle	Canada	Record low maximum temperature	1.1 C (34.0 F)	18 of 100 (Routine)
Godegard	Sweden	Record daily precipitation	12.0 mm (0.5 in)	18 of 100 (Routine)
Lynd #2	United States	Record daily precipitation	25.4 mm (1.0 in)	18 of 100 (Routine)
Great Falls 16St	United States	Record daily precipitation	8.1 mm (0.32 in)	18 of 100 (Routine)
Arapaho	United States	Record high minimum temperature	23.9 C (75.0 F)	18 of 100 (Routine)
Colac Botanical Gardens	Australia	Record daily precipitation	9.7 mm (0.38 in)	17 of 100 (Routine)
Arhangelsk	Russia	Record low minimum temperature	-2.2 C (28.0 F)	17 of 100 (Routine)
Natchez	United States	Record daily precipitation	35.6 mm (1.4 in)	17 of 100 (Routine)
Oconto 4 W	United States	Record daily precipitation	25.1 mm (1.0 in)	17 of 100 (Routine)
Havre Wb City	United States	Record daily precipitation	11.2 mm (0.4 in)	17 of 100 (Routine)
Helena Wb City	United States	Record low maximum temperature	3.3 C (37.9 F)	17 of 100 (Routine)
Helena Wb City	United States	Record snow depth	5.1 cm (2.0 in)	17 of 100 (Routine)
Balmoral (Post Office)	Australia	Record daily precipitation	10.9 mm (0.4 in)	16 of 100 (Routine)
Medicine Hat A	Canada	Record daily snowfall	8.6 cm (3.4 in)	16 of 100 (Routine)
Moose Jaw Chab	Canada	Record low maximum temperature	1.7 C (35.1 F)	16 of 100 (Routine)
Halden	Norway	Record daily precipitation	19.0 mm (0.7 in)	16 of 100 (Routine)
Hutchinson River	United States	Record high minimum temperature	21.1 C (70.0 F)	16 of 100 (Routine)
Miles City	United States	Record low maximum temperature	7.8 C (46.0 F)	16 of 100 (Routine)
Genoa 2 W	United States	Record high minimum temperature	19.4 C (66.9 F)	16 of 100 (Routine)
Gothenburg	United States	Record high minimum temperature	17.2 C (63.0 F)	16 of 100 (Routine)
Helena Wb City	United States	Record daily precipitation	6.6 mm (0.26 in)	16 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	-1.1 C (30.0 F)	15 of 100 (Routine)
Boras	Sweden	Record daily precipitation	17.2 mm (0.7 in)	15 of 100 (Routine)
Geneva	United States	Record high minimum temperature	19.4 C (66.9 F)	15 of 100 (Routine)
Moxee	United States	Record low maximum temperature	15.6 C (60.1 F)	15 of 100 (Routine)
Salem AP (McNary Field)	United States	Record daily precipitation	19.6 mm (0.8 in)	15 of 100 (Routine)
Dandenong Post Office	Australia	Record daily precipitation	19.8 mm (0.8 in)	14 of 100 (Routine)
Poretskoye	Russia	Record daily precipitation	6.8 mm (0.27 in)	14 of 100 (Routine)

Counts by Type and Timescale

166 records

Records set or tied on 29 September 1925 by type: Highest daily maximum 13, Lowest daily maximum 40, Highest daily minimum 37, Lowest daily minimum 10, Heaviest daily rainfall 58, Heaviest daily snowfall 7, Deepest snow cover 1.

Records on 29 September 1925 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	40
Highest daily minimum	37
Lowest daily minimum	10
Heaviest daily rainfall	58
Heaviest daily snowfall	7
Deepest snow cover	1

Records on 29 September 1925 by timescale: all-time 0, monthly 12, daily 154.

How Much Records Were Beaten By

128 broken records

Margins by which the 128 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 269.0. Ties are not counted.

Top 20 by Significance

29 September 1925

Top 20 records on 29 September 1925 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 September 1925	Swift Current, CA	daily snowfall	26.9 cm (10.6 in)	26.9 cm (10.6 in)	38 years	55 of 100 (Notable)
29 September 1925	Humboldt 3 W, US	monthly rain	104.6 mm (4.1 in)	34.5 mm (1.4 in)	24 years	47 of 100 (Notable)
29 September 1925	Calgary Int'l A, CA	daily snowfall	15.5 cm (6.1 in)	15.5 cm (6.1 in)	40 years	44 of 100 (Notable)
29 September 1925	Park Rapids Muni AP, US	daily rain	44.7 mm (1.8 in)	31.2 mm (1.2 in)	10 years	42 of 100 (Notable)
29 September 1925	New Ulm 2 SE, US	daily rain	87.6 mm (3.4 in)	36.8 mm (1.4 in)	31 years	38 of 100 (Notable)
29 September 1925	Poplar 2 E, US	daily rain	36.8 mm (1.4 in)	36.5 mm (1.4 in)	4 years	37 of 100 (Notable)
29 September 1925	Regina Int'l A, CA	monthly snowfall	15.2 cm (6.0 in)	6.3 cm (2.5 in)	24 years	33 of 100 (Routine)
29 September 1925	Qu'appelle, CA	monthly snowfall	20.3 cm (8.0 in)	5.6 cm (2.2 in)	24 years	32 of 100 (Routine)
29 September 1925	Medicine Hat A, CA	daily low max	2.2 C (36.0 F)	9.5 C (17.1 F)	40 years	31 of 100 (Routine)
29 September 1925	Wandin (Yallock), AU	daily rain	28.7 mm (1.1 in)	14.0 mm (0.6 in)	27 years	30 of 100 (Routine)
29 September 1925	Swift Current, CA	daily rain	26.9 mm (1.1 in)	13.7 mm (0.5 in)	20 years	30 of 100 (Routine)
29 September 1925	Minnedosa, CA	monthly low max	2.2 C (36.0 F)	1.1 C (2.0 F)	42 years	27 of 100 (Routine)
29 September 1925	Helena Wb City, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	31 years	27 of 100 (Routine)
29 September 1925	Two Harbors, US	daily rain	35.6 mm (1.4 in)	16.5 mm (0.6 in)	30 years	26 of 100 (Routine)
29 September 1925	Tizi Ouzou, DZ	monthly low max	14.0 C (57.2 F)	3.0 C (5.4 F)	13 years	23 of 100 (Routine)
29 September 1925	Biskra, DZ	monthly low max	22.0 C (71.6 F)	2.0 C (3.6 F)	13 years	22 of 100 (Routine)
29 September 1925	Swift Current, CA	daily low max	3.3 C (37.9 F)	7.3 C (13.1 F)	24 years	22 of 100 (Routine)
29 September 1925	Banff, CA	daily low max	0.6 C (33.1 F)	5.5 C (9.9 F)	31 years	21 of 100 (Routine)
29 September 1925	Blakely, US	daily rain	75.2 mm (3.0 in)	31.3 mm (1.2 in)	8 years	21 of 100 (Routine)
29 September 1925	St Peter, US	daily rain	45.7 mm (1.8 in)	29.7 mm (1.2 in)	6 years	21 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

1836 to 1925

Records set or tied on this calendar date in each year from 1836 to 1925. 1925 had 166 records.

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

Records on 09-29 in each year
Year	Records
1836	1
1843	1
1854	2
1859	2
1861	1
1862	1
1864	1
1867	1
1868	1
1869	2
1871	1
1873	3
1874	1
1877	2
1881	1
1882	1
1883	2
1884	2
1885	4
1886	1
1887	1
1888	3
1889	3
1890	4
1892	4
1893	1
1894	4
1895	4
1897	5
1898	4
1899	9
1900	3
1901	7
1902	14
1903	11
1904	26
1905	11
1906	16
1907	26
1908	20
1909	10
1910	10
1911	64
1912	27
1913	20
1914	24
1915	43
1916	184
1917	19
1918	36
1919	38
1920	22
1921	148
1922	33
1923	89
1924	264
1925	166
1926	195
1927	236
1928	212
1929	243
1930	71
1931	204
1932	234
1933	353
1934	394
1935	188
1936	399
1937	276
1938	423
1939	407
1940	346
1941	511
1942	858
1943	390
1944	398
1945	899
1946	265
1947	467
1948	334
1949	398
1950	472
1951	475
1952	404
1953	1,079
1954	814
1955	375
1956	380
1957	636
1958	309
1959	1,066
1960	143
1961	447
1962	481
1963	996
1964	1,154
1965	689
1966	498
1967	1,250
1968	184
1969	279
1970	629
1971	797
1972	637
1973	769
1974	730
1975	365
1976	636
1977	800
1978	569
1979	581
1980	874
1981	747
1982	911
1983	920
1984	1,447
1985	1,789
1986	1,624
1987	641
1988	554
1989	710
1990	416
1991	747
1992	833
1993	620
1994	967
1995	1,033
1996	1,356
1997	683
1998	1,295
1999	1,440
2000	965
2001	846
2002	557
2003	924
2004	754
2005	1,163
2006	695
2007	929
2008	461
2009	700
2010	1,110
2011	1,572
2012	737
2013	623
2014	548
2015	724
2016	912
2017	433
2018	582
2019	2,193
2020	444
2021	790
2022	600
2023	866
2024	1,391
2025	516
2026	544

Download the Data

Data for records on 1925-09-29: 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 50	122
50 to 100	4
100 to 150	0
150 to 200	1
200 to 250	0
250 to 300	1