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Weather Records on 12 September 1909

11 weather records were set or tied worldwide on 12 September 1909. Highest significance: La Crosse Wb City, US.

Key Facts for 12 September 1909

  • On 12 September 1909, 11 weather records were set or tied at long-record stations worldwide.
  • 4 were record highs and 4 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 11 daily.
  • La Crosse Wb City set a daily record precipitation of 46.2 mm (1.8 in) on 12 September 1909.
  • Across 164 earlier years (1793 to 2026) the same calendar date averaged 416 records.

Record Map

11 stations
Weather records on 12 September 1909 11 station records on 12 September 1909 are marked on the map, coloured by record type.
11 station records on 12 September 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 12 September 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
La Crosse Wb CityUnited StatesRecord daily precipitation46.2 mm (1.8 in)20 of 100 (Routine)
NurnbergGermanyRecord daily precipitation11.4 mm (0.4 in)12 of 100 (Routine)
Sacramento 5 ESEUnited StatesRecord high minimum temperature18.3 C (64.9 F)11 of 100 (Routine)
Pointe Au PereCanadaRecord low minimum temperature2.2 C (36.0 F)10 of 100 (Routine)
Winnemucca APUnited StatesRecord low minimum temperature-1.1 C (30.0 F)9 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high minimum temperature18.3 C (64.9 F)8 of 100 (Routine)
Little Rock St CapitolUnited StatesRecord high minimum temperature23.9 C (75.0 F)8 of 100 (Routine)
RiversdaleSouth AfricaRecord daily precipitation22.9 mm (0.9 in)7 of 100 (Routine)
HambantotaSri LankaRecord high minimum temperature24.7 C (76.5 F)5 of 100 (Routine)
Oran-Hopital MilitaireAlgeriaRecord low minimum temperature15.0 C (59.0 F)2 of 100 (Routine)
DalhousieCanadaRecord low minimum temperature0.0 C (32.0 F)2 of 100 (Routine)

Counts by Type and Timescale

11 records
Records on 12 September 1909 by type Records set or tied on 12 September 1909 by type: Highest daily minimum 4, Lowest daily minimum 4, Heaviest daily rainfall 3. 01234Highest daily maximum: 0Lowest daily maximum: 0Highest daily minimum: 4Lowest daily minimum: 4Heaviest daily rainfall: 3Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 12 September 1909 by type: Highest daily minimum 4, Lowest daily minimum 4, Heaviest daily rainfall 3.
Records on 12 September 1909 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum0
Highest daily minimum4
Lowest daily minimum4
Heaviest daily rainfall3
Heaviest daily snowfall0
Deepest snow cover0
Records on 12 September 1909 by timescale Records on 12 September 1909 by timescale: all-time 0, monthly 0, daily 11. 051015all-time: 0monthly: 0daily: 11all-timemonthlydaily
Records on 12 September 1909 by timescale: all-time 0, monthly 0, daily 11.
Records on 12 September 1909 by timescale
TimescaleRecords
all-time0
monthly0
daily11

How Much Records Were Beaten By

9 broken records
Histogram of margins by which records were beaten on 12 September 1909 Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 18.0. Ties are not counted. 024680 to 3: 73 to 5: 15 to 8: 08 to 10: 010 to 13: 013 to 15: 015 to 18: 018 to 20: 10 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 1818 to 20
Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 18.0. Ties are not counted.
Histogram of margins by which records were beaten on 12 September 1909
MarginRecords
0 to 37
3 to 51
5 to 80
8 to 100
10 to 130
13 to 150
15 to 180
18 to 201

Top 20 by Significance

12 September 1909
Top 11 records on 12 September 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
12 September 1909La Crosse Wb City, USdaily rain46.2 mm (1.8 in)18.0 mm (0.7 in)17 years20 of 100 (Routine)
12 September 1909Nurnberg, DEdaily rain11.4 mm (0.4 in)0.8 mm (0.03 in)28 years12 of 100 (Routine)
12 September 1909Sacramento 5 ESE, USdaily high min18.3 C (64.9 F)0.5 C (0.9 F)20 years11 of 100 (Routine)
12 September 1909Pointe Au Pere, CAdaily low min2.2 C (36.0 F)0.6 C (1.1 F)21 years10 of 100 (Routine)
12 September 1909Winnemucca AP, USdaily low min-1.1 C (30.0 F)0.5 C (0.9 F)19 years9 of 100 (Routine)
12 September 1909Winnipeg St Johns Coll, CAdaily high min18.3 C (64.9 F)0.5 C (0.9 F)15 years8 of 100 (Routine)
12 September 1909Little Rock St Capitol, USdaily high min23.9 C (75.0 F)0.6 C (1.1 F)13 years8 of 100 (Routine)
12 September 1909Riversdale, ZAdaily rain22.9 mm (0.9 in)2.6 mm (0.10 in)8 years7 of 100 (Routine)
12 September 1909Hambantota, LKdaily high min24.7 C (76.5 F)0.1 C (0.2 F)3 years5 of 100 (Routine)
12 September 1909Oran-Hopital Militaire, DZdaily low min (Tie)15.0 C (59.0 F)tie20 years2 of 100 (Routine)
12 September 1909Dalhousie, CAdaily low min (Tie)0.0 C (32.0 F)tie17 years2 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

1793 to 1909
Records on 09-12 in each year Records set or tied on this calendar date in each year from 1793 to 1909. 1909 had 11 records. 05001,0001,5002,0001793: 21809: 11813: 11814: 21834: 11837: 21839: 11847: 11848: 11854: 41859: 21860: 21865: 21866: 11867: 11868: 21869: 11872: 21876: 11878: 11880: 11881: 11882: 11884: 21885: 21886: 11887: 21888: 21889: 11891: 41892: 11893: 41894: 11895: 51896: 21897: 31898: 31899: 41900: 11901: 51902: 111903: 181904: 71905: 81906: 241907: 111908: 121909: 111910: 41911: 151912: 201913: 121914: 491915: 711916: 211917: 2311918: 421919: 691920: 491921: 601922: 1361923: 331924: 1771925: 4431926: 891927: 3391928: 1551929: 1181930: 1981931: 6481932: 1991933: 3601934: 1761935: 4411936: 5151937: 3181938: 3321939: 7021940: 8911941: 1721942: 3371943: 5441944: 3931945: 4141946: 3021947: 5961948: 2921949: 5121950: 5781951: 3991952: 5751953: 5151954: 3131955: 4571956: 3891957: 7271958: 7831959: 5361960: 7721961: 7501962: 4071963: 4661964: 8361965: 4591966: 4161967: 5101968: 4281969: 5581970: 6191971: 5931972: 4301973: 5881974: 5751975: 1,1021976: 5391977: 5241978: 9521979: 7651980: 5111981: 4241982: 9931983: 9151984: 7001985: 8761986: 7871987: 6861988: 9971989: 1,3131990: 1,0011991: 6721992: 7671993: 7981994: 5501995: 5321996: 1,0141997: 7371998: 1,7701999: 9382000: 1,1882001: 7972002: 8832003: 8302004: 6532005: 1,0322006: 9632007: 7762008: 1,2132009: 8762010: 9392011: 9882012: 6392013: 1,0662014: 1,3742015: 7042016: 7482017: 1,1142018: 5952019: 8842020: 5662021: 5132022: 7392023: 8442024: 1,0092025: 4332026: 6271793187218961913193019471964198119982015
Records set or tied on this calendar date in each year from 1793 to 1909. 1909 had 11 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-12 in each year
YearRecords
17932
18091
18131
18142
18341
18372
18391
18471
18481
18544
18592
18602
18652
18661
18671
18682
18691
18722
18761
18781
18801
18811
18821
18842
18852
18861
18872
18882
18891
18914
18921
18934
18941
18955
18962
18973
18983
18994
19001
19015
190211
190318
19047
19058
190624
190711
190812
190911
19104
191115
191220
191312
191449
191571
191621
1917231
191842
191969
192049
192160
1922136
192333
1924177
1925443
192689
1927339
1928155
1929118
1930198
1931648
1932199
1933360
1934176
1935441
1936515
1937318
1938332
1939702
1940891
1941172
1942337
1943544
1944393
1945414
1946302
1947596
1948292
1949512
1950578
1951399
1952575
1953515
1954313
1955457
1956389
1957727
1958783
1959536
1960772
1961750
1962407
1963466
1964836
1965459
1966416
1967510
1968428
1969558
1970619
1971593
1972430
1973588
1974575
19751,102
1976539
1977524
1978952
1979765
1980511
1981424
1982993
1983915
1984700
1985876
1986787
1987686
1988997
19891,313
19901,001
1991672
1992767
1993798
1994550
1995532
19961,014
1997737
19981,770
1999938
20001,188
2001797
2002883
2003830
2004653
20051,032
2006963
2007776
20081,213
2009876
2010939
2011988
2012639
20131,066
20141,374
2015704
2016748
20171,114
2018595
2019884
2020566
2021513
2022739
2023844
20241,009
2025433
2026627

Download the Data

  • Data for records on 1909-09-12: 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 . Last revised (2026-10-15).