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Weather Records on 11 September 1915

160 weather records were set or tied worldwide on 11 September 1915. Highest significance: Riverton, AU.

Key Facts for 11 September 1915

  • On 11 September 1915, 160 weather records were set or tied at long-record stations worldwide.
  • 15 were record highs and 12 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 160 daily.
  • Riverton set a daily record precipitation of 36.8 mm (1.4 in) on 11 September 1915.
  • Across 164 earlier years (1809 to 2026) the same calendar date averaged 425 records.

Record Map

160 stations
Weather records on 11 September 1915 160 station records on 11 September 1915 are marked on the map, coloured by record type.
160 station records on 11 September 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 11 September 1915: highest significance records shown on the map
StationCountryTypeValueSignificance
RivertonAustraliaRecord daily precipitation36.8 mm (1.4 in)52 of 100 (Notable)
TarleeAustraliaRecord daily precipitation31.8 mm (1.3 in)46 of 100 (Notable)
Lyndoch (Pewsey Vale)AustraliaRecord daily precipitation38.1 mm (1.5 in)44 of 100 (Notable)
MarrabelAustraliaRecord daily precipitation30.0 mm (1.2 in)42 of 100 (Notable)
BattungaAustraliaRecord daily precipitation33.3 mm (1.3 in)41 of 100 (Notable)
Clare Post OfficeAustraliaRecord daily precipitation34.5 mm (1.4 in)38 of 100 (Notable)
AuburnAustraliaRecord daily precipitation33.0 mm (1.3 in)37 of 100 (Notable)
ClarendonAustraliaRecord daily precipitation33.5 mm (1.3 in)35 of 100 (Notable)
Farrell FlatAustraliaRecord daily precipitation25.4 mm (1.0 in)31 of 100 (Routine)
SaddleworthAustraliaRecord daily precipitation29.2 mm (1.1 in)31 of 100 (Routine)
GreenockAustraliaRecord daily precipitation29.0 mm (1.1 in)30 of 100 (Routine)
Dingo ValeAustraliaRecord daily precipitation40.6 mm (1.6 in)30 of 100 (Routine)
Echunga Golf CourseAustraliaRecord daily precipitation28.7 mm (1.1 in)30 of 100 (Routine)
BoomanoomanaAustraliaRecord daily precipitation25.9 mm (1.0 in)27 of 100 (Routine)
KapundaAustraliaRecord daily precipitation25.4 mm (1.0 in)25 of 100 (Routine)
HalifaxCanadaRecord high maximum temperature28.9 C (84.0 F)25 of 100 (Routine)
LobethalAustraliaRecord daily precipitation34.0 mm (1.3 in)24 of 100 (Routine)
Mount TorrensAustraliaRecord daily precipitation25.4 mm (1.0 in)24 of 100 (Routine)
DalhousieCanadaRecord high minimum temperature15.6 C (60.1 F)21 of 100 (Routine)
Steam Plains 1AustraliaRecord daily precipitation20.8 mm (0.8 in)20 of 100 (Routine)
Adelaide West TerraceAustraliaRecord daily precipitation16.0 mm (0.6 in)20 of 100 (Routine)
WillungaAustraliaRecord daily precipitation24.1 mm (0.9 in)20 of 100 (Routine)
Urana Post OfficeAustraliaRecord daily precipitation22.9 mm (0.9 in)20 of 100 (Routine)
Adelaide (Pooraka)AustraliaRecord daily precipitation19.3 mm (0.8 in)20 of 100 (Routine)
Hamley BridgeAustraliaRecord daily precipitation18.5 mm (0.7 in)20 of 100 (Routine)
CollingroveAustraliaRecord daily precipitation24.1 mm (0.9 in)20 of 100 (Routine)
TanundaAustraliaRecord daily precipitation22.4 mm (0.9 in)20 of 100 (Routine)
Adelaide (Tea Tree Gully CouncAustraliaRecord daily precipitation24.1 mm (0.9 in)20 of 100 (Routine)
North AdelaideAustraliaRecord daily precipitation20.3 mm (0.8 in)20 of 100 (Routine)
Freeling RailwayAustraliaRecord daily precipitation19.3 mm (0.8 in)20 of 100 (Routine)
Deniliquin (Wilkinson St)AustraliaRecord daily precipitation21.8 mm (0.9 in)20 of 100 (Routine)
Rupanyup (Lallat Plains)AustraliaRecord daily precipitation17.8 mm (0.7 in)20 of 100 (Routine)
NuriootpaAustraliaRecord daily precipitation20.6 mm (0.8 in)20 of 100 (Routine)
Tarcutta Post OfficeAustraliaRecord daily precipitation20.8 mm (0.8 in)20 of 100 (Routine)
Old Noarlunga Post OfficeAustraliaRecord daily precipitation20.3 mm (0.8 in)20 of 100 (Routine)
Wedderburn (Post Office)AustraliaRecord daily precipitation14.2 mm (0.6 in)20 of 100 (Routine)
Gawler Council DepotAustraliaRecord daily precipitation21.8 mm (0.9 in)20 of 100 (Routine)
BygooAustraliaRecord daily precipitation13.7 mm (0.5 in)20 of 100 (Routine)
Wychitella SouthAustraliaRecord daily precipitation16.5 mm (0.6 in)20 of 100 (Routine)
Belair (State Flora Nursery)AustraliaRecord daily precipitation24.9 mm (1.0 in)20 of 100 (Routine)
TarcuttaAustraliaRecord daily precipitation18.8 mm (0.7 in)20 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord daily precipitation17.3 mm (0.7 in)20 of 100 (Routine)
The Rock (Bullenbong)AustraliaRecord daily precipitation18.5 mm (0.7 in)20 of 100 (Routine)
Kapunda ReservoirAustraliaRecord daily precipitation24.9 mm (1.0 in)20 of 100 (Routine)
Burra (Kooringa)AustraliaRecord daily precipitation16.8 mm (0.7 in)20 of 100 (Routine)
KanivaAustraliaRecord daily precipitation16.3 mm (0.6 in)20 of 100 (Routine)
Minimay (Booroopki)AustraliaRecord daily precipitation13.2 mm (0.5 in)20 of 100 (Routine)
Balmoral (Post Office)AustraliaRecord daily precipitation18.5 mm (0.7 in)20 of 100 (Routine)
Bundaleer Forest ReserveAustraliaRecord daily precipitation22.9 mm (0.9 in)20 of 100 (Routine)
AngastonAustraliaRecord daily precipitation22.1 mm (0.9 in)20 of 100 (Routine)
TruroAustraliaRecord daily precipitation21.6 mm (0.9 in)20 of 100 (Routine)
Pooncarie (Moorara)AustraliaRecord daily precipitation7.9 mm (0.31 in)20 of 100 (Routine)
Athol 1AustraliaRecord daily precipitation17.8 mm (0.7 in)20 of 100 (Routine)
DimboolaAustraliaRecord daily precipitation15.0 mm (0.6 in)20 of 100 (Routine)
MurtoaAustraliaRecord daily precipitation19.8 mm (0.8 in)20 of 100 (Routine)
GladstoneAustraliaRecord daily precipitation14.2 mm (0.6 in)20 of 100 (Routine)
Mitcham Post OfficeAustraliaRecord daily precipitation20.8 mm (0.8 in)20 of 100 (Routine)
Adelaide (Salisbury Bowling ClAustraliaRecord daily precipitation13.7 mm (0.5 in)20 of 100 (Routine)
HahndorfAustraliaRecord daily precipitation27.9 mm (1.1 in)20 of 100 (Routine)
EudundaAustraliaRecord daily precipitation16.8 mm (0.7 in)20 of 100 (Routine)

Counts by Type and Timescale

160 records
Records on 11 September 1915 by type Records set or tied on 11 September 1915 by type: Highest daily maximum 7, Lowest daily maximum 3, Highest daily minimum 8, Lowest daily minimum 9, Heaviest daily rainfall 133. 050100150Highest daily maximum: 7Lowest daily maximum: 3Highest daily minimum: 8Lowest daily minimum: 9Heaviest daily rainfall: 133Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 11 September 1915 by type: Highest daily maximum 7, Lowest daily maximum 3, Highest daily minimum 8, Lowest daily minimum 9, Heaviest daily rainfall 133.
Records on 11 September 1915 by type
Record typeRecords
Highest daily maximum7
Lowest daily maximum3
Highest daily minimum8
Lowest daily minimum9
Heaviest daily rainfall133
Heaviest daily snowfall0
Deepest snow cover0
Records on 11 September 1915 by timescale Records on 11 September 1915 by timescale: all-time 0, monthly 0, daily 160. 050100150200all-time: 0monthly: 0daily: 160all-timemonthlydaily
Records on 11 September 1915 by timescale: all-time 0, monthly 0, daily 160.
Records on 11 September 1915 by timescale
TimescaleRecords
all-time0
monthly0
daily160

How Much Records Were Beaten By

146 broken records
Histogram of margins by which records were beaten on 11 September 1915 Margins by which the 146 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 26.9. Ties are not counted. 0204060800 to 5: 745 to 10: 3910 to 15: 2215 to 20: 720 to 25: 225 to 30: 20 to 55 to 1010 to 1515 to 2020 to 2525 to 30
Margins by which the 146 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 26.9. Ties are not counted.
Histogram of margins by which records were beaten on 11 September 1915
MarginRecords
0 to 574
5 to 1039
10 to 1522
15 to 207
20 to 252
25 to 302

Top 20 by Significance

11 September 1915
Top 20 records on 11 September 1915 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
11 September 1915Riverton, AUdaily rain36.8 mm (1.4 in)26.9 mm (1.1 in)29 years52 of 100 (Notable)
11 September 1915Tarlee, AUdaily rain31.8 mm (1.3 in)23.7 mm (0.9 in)12 years46 of 100 (Notable)
11 September 1915Lyndoch (Pewsey Vale), AUdaily rain38.1 mm (1.5 in)25.4 mm (1.0 in)14 years44 of 100 (Notable)
11 September 1915Marrabel, AUdaily rain30.0 mm (1.2 in)17.8 mm (0.7 in)29 years42 of 100 (Notable)
11 September 1915Battunga, AUdaily rain33.3 mm (1.3 in)20.1 mm (0.8 in)29 years41 of 100 (Notable)
11 September 1915Clare Post Office, AUdaily rain34.5 mm (1.4 in)19.5 mm (0.8 in)29 years38 of 100 (Notable)
11 September 1915Auburn, AUdaily rain33.0 mm (1.3 in)15.2 mm (0.6 in)29 years37 of 100 (Notable)
11 September 1915Clarendon, AUdaily rain33.5 mm (1.3 in)16.0 mm (0.6 in)29 years35 of 100 (Notable)
11 September 1915Farrell Flat, AUdaily rain25.4 mm (1.0 in)14.0 mm (0.6 in)29 years31 of 100 (Routine)
11 September 1915Saddleworth, AUdaily rain29.2 mm (1.1 in)9.6 mm (0.38 in)29 years31 of 100 (Routine)
11 September 1915Greenock, AUdaily rain29.0 mm (1.1 in)14.5 mm (0.6 in)15 years30 of 100 (Routine)
11 September 1915Dingo Vale, AUdaily rain40.6 mm (1.6 in)15.2 mm (0.6 in)29 years30 of 100 (Routine)
11 September 1915Echunga Golf Course, AUdaily rain28.7 mm (1.1 in)13.2 mm (0.5 in)29 years30 of 100 (Routine)
11 September 1915Boomanoomana, AUdaily rain25.9 mm (1.0 in)8.4 mm (0.33 in)33 years27 of 100 (Routine)
11 September 1915Kapunda, AUdaily rain25.4 mm (1.0 in)8.9 mm (0.35 in)15 years25 of 100 (Routine)
11 September 1915Halifax, CAdaily high max28.9 C (84.0 F)3.9 C (7.0 F)37 years25 of 100 (Routine)
11 September 1915Lobethal, AUdaily rain34.0 mm (1.3 in)10.9 mm (0.4 in)29 years24 of 100 (Routine)
11 September 1915Mount Torrens, AUdaily rain25.4 mm (1.0 in)10.4 mm (0.4 in)29 years24 of 100 (Routine)
11 September 1915Dalhousie, CAdaily high min15.6 C (60.1 F)2.3 C (4.1 F)37 years21 of 100 (Routine)
11 September 1915Steam Plains 1, AUdaily rain20.8 mm (0.8 in)17.8 mm (0.7 in)29 years20 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

1809 to 1915
Records on 09-11 in each year Records set or tied on this calendar date in each year from 1809 to 1915. 1915 had 160 records. 05001,0001,5002,0001809: 11814: 31818: 11830: 11836: 11838: 31839: 11848: 11850: 11851: 11854: 21858: 11860: 21861: 11863: 21865: 31866: 11874: 21876: 11877: 11879: 11880: 11882: 41883: 21884: 11886: 11888: 21889: 41890: 21891: 21892: 11893: 41894: 21895: 41896: 11897: 31898: 31899: 51900: 11901: 31902: 151903: 131904: 41905: 51906: 101907: 91908: 201909: 121910: 191911: 91912: 251913: 221914: 521915: 1601916: 171917: 881918: 621919: 521920: 1581921: 521922: 781923: 441924: 2901925: 2601926: 1371927: 3001928: 1271929: 2061930: 1361931: 8681932: 2101933: 2761934: 1441935: 4101936: 5671937: 3241938: 2881939: 5611940: 8911941: 2101942: 2341943: 3351944: 4461945: 3411946: 2621947: 6111948: 4241949: 4501950: 4621951: 2471952: 5491953: 3921954: 3631955: 4791956: 5391957: 4701958: 7481959: 4881960: 4231961: 5241962: 4801963: 3591964: 1,1951965: 4141966: 3921967: 4781968: 8351969: 6851970: 4741971: 4641972: 5071973: 6121974: 4301975: 6441976: 9201977: 4061978: 9111979: 5961980: 4741981: 3471982: 8621983: 1,2431984: 8881985: 8441986: 1,2211987: 5951988: 1,0191989: 1,3011990: 8401991: 8431992: 6721993: 8091994: 7131995: 6191996: 1,0301997: 8081998: 1,8211999: 1,0732000: 1,4692001: 8262002: 1,0592003: 1,0222004: 7402005: 1,1632006: 1,1322007: 9472008: 9162009: 7742010: 9652011: 1,0512012: 6872013: 1,2072014: 1,1002015: 6832016: 6772017: 9162018: 7632019: 8062020: 1,2352021: 8512022: 6172023: 1,0342024: 8892025: 9172026: 6151809187418961913193019471964198119982015
Records set or tied on this calendar date in each year from 1809 to 1915. 1915 had 160 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-11 in each year
YearRecords
18091
18143
18181
18301
18361
18383
18391
18481
18501
18511
18542
18581
18602
18611
18632
18653
18661
18742
18761
18771
18791
18801
18824
18832
18841
18861
18882
18894
18902
18912
18921
18934
18942
18954
18961
18973
18983
18995
19001
19013
190215
190313
19044
19055
190610
19079
190820
190912
191019
19119
191225
191322
191452
1915160
191617
191788
191862
191952
1920158
192152
192278
192344
1924290
1925260
1926137
1927300
1928127
1929206
1930136
1931868
1932210
1933276
1934144
1935410
1936567
1937324
1938288
1939561
1940891
1941210
1942234
1943335
1944446
1945341
1946262
1947611
1948424
1949450
1950462
1951247
1952549
1953392
1954363
1955479
1956539
1957470
1958748
1959488
1960423
1961524
1962480
1963359
19641,195
1965414
1966392
1967478
1968835
1969685
1970474
1971464
1972507
1973612
1974430
1975644
1976920
1977406
1978911
1979596
1980474
1981347
1982862
19831,243
1984888
1985844
19861,221
1987595
19881,019
19891,301
1990840
1991843
1992672
1993809
1994713
1995619
19961,030
1997808
19981,821
19991,073
20001,469
2001826
20021,059
20031,022
2004740
20051,163
20061,132
2007947
2008916
2009774
2010965
20111,051
2012687
20131,207
20141,100
2015683
2016677
2017916
2018763
2019806
20201,235
2021851
2022617
20231,034
2024889
2025917
2026615

Download the Data

  • Data for records on 1915-09-11: 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).