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Built 2026-10-19 (19 October 2026)

Weather Records on 17 September 1911

15 weather records were set or tied worldwide on 17 September 1911. Highest significance: Paarl (Tnk), ZA.

Key Facts for 17 September 1911

  • On 17 September 1911, 15 weather records were set or tied at long-record stations worldwide.
  • 2 were record highs and 7 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 15 daily.
  • Paarl (Tnk) set a daily record precipitation of 36.8 mm (1.4 in) on 17 September 1911.
  • Across 164 earlier years (1796 to 2026) the same calendar date averaged 425 records.

Record Map

15 stations
Weather records on 17 September 1911 15 station records on 17 September 1911 are marked on the map, coloured by record type.
15 station records on 17 September 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 17 September 1911: highest significance records shown on the map
StationCountryTypeValueSignificance
Paarl (Tnk)South AfricaRecord daily precipitation36.8 mm (1.4 in)32 of 100 (Routine)
MantovaItalyRecord daily precipitation34.2 mm (1.3 in)30 of 100 (Routine)
PesaroItalyRecord daily precipitation37.5 mm (1.5 in)24 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord daily precipitation33.3 mm (1.3 in)21 of 100 (Routine)
SydneyCanadaRecord low maximum temperature13.3 C (55.9 F)17 of 100 (Routine)
Royal ObservatorySouth AfricaRecord daily precipitation27.4 mm (1.1 in)16 of 100 (Routine)
Uppsala_AutSwedenRecord low minimum temperature-1.7 C (28.9 F)15 of 100 (Routine)
ChicoutimiCanadaRecord low minimum temperature-0.6 C (30.9 F)13 of 100 (Routine)
Alice Springs Post OfficeAustraliaRecord low minimum temperature2.2 C (36.0 F)11 of 100 (Routine)
TranebjergDenmarkRecord low minimum temperature2.9 C (37.2 F)11 of 100 (Routine)
Stellenbosch (Tnk)South AfricaRecord daily precipitation21.6 mm (0.9 in)10 of 100 (Routine)
VestervigDenmarkRecord low minimum temperature4.8 C (40.6 F)7 of 100 (Routine)
Winnemucca APUnited StatesRecord low minimum temperature-1.1 C (30.0 F)6 of 100 (Routine)
HamiltonCanadaRecord high minimum temperature17.8 C (64.0 F)4 of 100 (Routine)
Little Rock St CapitolUnited StatesRecord high minimum temperature23.3 C (73.9 F)1 of 100 (Routine)

Counts by Type and Timescale

15 records
Records on 17 September 1911 by type Records set or tied on 17 September 1911 by type: Lowest daily maximum 1, Highest daily minimum 2, Lowest daily minimum 6, Heaviest daily rainfall 6. 0246Highest daily maximum: 0Lowest daily maximum: 1Highest daily minimum: 2Lowest daily minimum: 6Heaviest daily rainfall: 6Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 17 September 1911 by type: Lowest daily maximum 1, Highest daily minimum 2, Lowest daily minimum 6, Heaviest daily rainfall 6.
Records on 17 September 1911 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum1
Highest daily minimum2
Lowest daily minimum6
Heaviest daily rainfall6
Heaviest daily snowfall0
Deepest snow cover0
Records on 17 September 1911 by timescale Records on 17 September 1911 by timescale: all-time 0, monthly 0, daily 15. 051015all-time: 0monthly: 0daily: 15all-timemonthlydaily
Records on 17 September 1911 by timescale: all-time 0, monthly 0, daily 15.
Records on 17 September 1911 by timescale
TimescaleRecords
all-time0
monthly0
daily15

How Much Records Were Beaten By

13 broken records
Histogram of margins by which records were beaten on 17 September 1911 Margins by which the 13 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 25.4. Ties are not counted. 0358100 to 5: 95 to 10: 110 to 15: 015 to 20: 220 to 25: 025 to 30: 10 to 55 to 1010 to 1515 to 2020 to 2525 to 30
Margins by which the 13 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 25.4. Ties are not counted.
Histogram of margins by which records were beaten on 17 September 1911
MarginRecords
0 to 59
5 to 101
10 to 150
15 to 202
20 to 250
25 to 301

Top 20 by Significance

17 September 1911
Top 15 records on 17 September 1911 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
17 September 1911Paarl (Tnk), ZAdaily rain36.8 mm (1.4 in)25.4 mm (1.0 in)21 years32 of 100 (Routine)
17 September 1911Mantova, ITdaily rain34.2 mm (1.3 in)15.6 mm (0.6 in)28 years30 of 100 (Routine)
17 September 1911Pesaro, ITdaily rain37.5 mm (1.5 in)17.9 mm (0.7 in)22 years24 of 100 (Routine)
17 September 1911La Crosse Wb City, USdaily rain33.3 mm (1.3 in)8.4 mm (0.33 in)37 years21 of 100 (Routine)
17 September 1911Sydney, CAdaily low max13.3 C (55.9 F)1.1 C (2.0 F)38 years17 of 100 (Routine)
17 September 1911Royal Observatory, ZAdaily rain27.4 mm (1.1 in)3.0 mm (0.12 in)21 years16 of 100 (Routine)
17 September 1911Uppsala_Aut, SEdaily low min-1.7 C (28.9 F)1.0 C (1.8 F)22 years15 of 100 (Routine)
17 September 1911Chicoutimi, CAdaily low min-0.6 C (30.9 F)1.7 C (3.1 F)23 years13 of 100 (Routine)
17 September 1911Alice Springs Post Office, AUdaily low min2.2 C (36.0 F)1.5 C (2.7 F)16 years11 of 100 (Routine)
17 September 1911Tranebjerg, DKdaily low min2.9 C (37.2 F)0.2 C (0.4 F)24 years11 of 100 (Routine)
17 September 1911Stellenbosch (Tnk), ZAdaily rain21.6 mm (0.9 in)2.5 mm (0.10 in)17 years10 of 100 (Routine)
17 September 1911Vestervig, DKdaily low min4.8 C (40.6 F)0.5 C (0.9 F)11 years7 of 100 (Routine)
17 September 1911Winnemucca AP, USdaily low min-1.1 C (30.0 F)1.1 C (2.0 F)4 years6 of 100 (Routine)
17 September 1911Hamilton, CAdaily high min (Tie)17.8 C (64.0 F)tie43 years4 of 100 (Routine)
17 September 1911Little Rock St Capitol, USdaily high min (Tie)23.3 C (73.9 F)tie14 years1 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

1796 to 1911
Records on 09-17 in each year Records set or tied on this calendar date in each year from 1796 to 1911. 1911 had 15 records. 05001,0001,5001796: 11797: 11805: 11833: 11834: 11837: 21845: 11847: 31848: 11850: 11851: 21853: 21854: 21859: 11862: 11867: 11870: 11871: 11872: 11873: 11874: 11875: 11877: 11881: 11882: 21884: 31885: 31886: 61888: 21889: 81891: 11893: 31894: 11895: 41896: 91897: 41898: 71899: 11900: 41901: 51902: 51903: 281904: 21905: 171906: 101907: 151908: 131909: 71910: 381911: 151912: 171913: 281914: 381915: 481916: 401917: 2551918: 411919: 211920: 401921: 661922: 471923: 1591924: 801925: 3381926: 1541927: 4201928: 781929: 1681930: 1471931: 5641932: 4251933: 4151934: 2461935: 3211936: 2191937: 4631938: 3631939: 2941940: 3261941: 3281942: 5811943: 5131944: 4031945: 6141946: 6201947: 6801948: 6301949: 2921950: 4121951: 3591952: 2631953: 3441954: 4491955: 6491956: 4371957: 4051958: 8061959: 1,2101960: 3851961: 6571962: 4321963: 2971964: 5591965: 1,3941966: 5231967: 3311968: 6911969: 3521970: 4121971: 8981972: 5561973: 6381974: 4911975: 4781976: 6361977: 6411978: 7641979: 8041980: 7941981: 1,1551982: 6061983: 8621984: 1,0061985: 4481986: 1,3141987: 9261988: 9821989: 8631990: 6501991: 1,4071992: 6861993: 9501994: 9861995: 1,1451996: 1,3421997: 1,0571998: 1,1371999: 1,1022000: 1,3182001: 8952002: 1,0252003: 5862004: 8722005: 1,0422006: 1,3442007: 7522008: 8862009: 8712010: 9072011: 1,1162012: 5972013: 1,2532014: 5712015: 9532016: 7072017: 4552018: 8992019: 7742020: 6512021: 3452022: 3132023: 6462024: 9542025: 6342026: 9681796187118961913193019471964198119982015
Records set or tied on this calendar date in each year from 1796 to 1911. 1911 had 15 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-17 in each year
YearRecords
17961
17971
18051
18331
18341
18372
18451
18473
18481
18501
18512
18532
18542
18591
18621
18671
18701
18711
18721
18731
18741
18751
18771
18811
18822
18843
18853
18866
18882
18898
18911
18933
18941
18954
18969
18974
18987
18991
19004
19015
19025
190328
19042
190517
190610
190715
190813
19097
191038
191115
191217
191328
191438
191548
191640
1917255
191841
191921
192040
192166
192247
1923159
192480
1925338
1926154
1927420
192878
1929168
1930147
1931564
1932425
1933415
1934246
1935321
1936219
1937463
1938363
1939294
1940326
1941328
1942581
1943513
1944403
1945614
1946620
1947680
1948630
1949292
1950412
1951359
1952263
1953344
1954449
1955649
1956437
1957405
1958806
19591,210
1960385
1961657
1962432
1963297
1964559
19651,394
1966523
1967331
1968691
1969352
1970412
1971898
1972556
1973638
1974491
1975478
1976636
1977641
1978764
1979804
1980794
19811,155
1982606
1983862
19841,006
1985448
19861,314
1987926
1988982
1989863
1990650
19911,407
1992686
1993950
1994986
19951,145
19961,342
19971,057
19981,137
19991,102
20001,318
2001895
20021,025
2003586
2004872
20051,042
20061,344
2007752
2008886
2009871
2010907
20111,116
2012597
20131,253
2014571
2015953
2016707
2017455
2018899
2019774
2020651
2021345
2022313
2023646
2024954
2025634
2026968

Download the Data

  • Data for records on 1911-09-17: 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).