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Built 2026-10-19 (19 October 2026)

Weather Records on 9 May 1911

23 weather records were set or tied worldwide on 9 May 1911. Highest significance: Roto Station, AU.

Key Facts for 9 May 1911

  • On 9 May 1911, 23 weather records were set or tied at long-record stations worldwide.
  • 13 were record highs and 1 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 23 daily.
  • Roto Station set a daily record precipitation of 27.2 mm (1.1 in) on 9 May 1911.
  • Across 166 earlier years (1793 to 2026) the same calendar date averaged 435 records.

Record Map

23 stations
Weather records on 9 May 1911 23 station records on 9 May 1911 are marked on the map, coloured by record type.
23 station records on 9 May 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 9 May 1911: highest significance records shown on the map
StationCountryTypeValueSignificance
Roto StationAustraliaRecord daily precipitation27.2 mm (1.1 in)27 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high maximum temperature27.8 C (82.0 F)23 of 100 (Routine)
SydneyCanadaRecord high minimum temperature10.0 C (50.0 F)22 of 100 (Routine)
CollendinaAustraliaRecord daily precipitation24.6 mm (1.0 in)20 of 100 (Routine)
DalhousieCanadaRecord high maximum temperature29.4 C (84.9 F)20 of 100 (Routine)
Coan DownsAustraliaRecord daily precipitation22.9 mm (0.9 in)19 of 100 (Routine)
WahgunyahAustraliaRecord daily precipitation30.0 mm (1.2 in)19 of 100 (Routine)
Bindara (Netley)AustraliaRecord daily precipitation20.3 mm (0.8 in)17 of 100 (Routine)
Bathurst GaolAustraliaRecord high maximum temperature23.1 C (73.6 F)17 of 100 (Routine)
Menindee (Weinteriga)AustraliaRecord daily precipitation19.6 mm (0.8 in)16 of 100 (Routine)
KerkwerveNetherlandsRecord daily precipitation8.5 mm (0.33 in)15 of 100 (Routine)
Puckawidgee BackAustraliaRecord daily precipitation18.3 mm (0.7 in)13 of 100 (Routine)
SterlingSouth AfricaRecord daily precipitation4.8 mm (0.19 in)13 of 100 (Routine)
SydneyCanadaRecord high maximum temperature22.8 C (73.0 F)12 of 100 (Routine)
Huron Rgnl APUnited StatesRecord high maximum temperature35.0 C (95.0 F)12 of 100 (Routine)
Nuwara EliyaSri LankaRecord high maximum temperature25.4 C (77.7 F)11 of 100 (Routine)
HamiltonCanadaRecord high minimum temperature13.9 C (57.0 F)10 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord high maximum temperature24.2 C (75.6 F)9 of 100 (Routine)
Huron Rgnl APUnited StatesRecord high minimum temperature14.4 C (57.9 F)8 of 100 (Routine)
CharlottetownCanadaRecord high maximum temperature23.3 C (73.9 F)7 of 100 (Routine)
Walgett Council DepotAustraliaRecord high maximum temperature27.8 C (82.0 F)5 of 100 (Routine)
Velikie LukiRussiaRecord high minimum temperature11.5 C (52.7 F)4 of 100 (Routine)
Olympia Priest Pt ParkUnited StatesRecord low maximum temperature11.1 C (52.0 F)2 of 100 (Routine)

Counts by Type and Timescale

23 records
Records on 9 May 1911 by type Records set or tied on 9 May 1911 by type: Highest daily maximum 9, Lowest daily maximum 1, Highest daily minimum 4, Heaviest daily rainfall 9. 035810Highest daily maximum: 9Lowest daily maximum: 1Highest daily minimum: 4Lowest daily minimum: 0Heaviest daily rainfall: 9Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 9 May 1911 by type: Highest daily maximum 9, Lowest daily maximum 1, Highest daily minimum 4, Heaviest daily rainfall 9.
Records on 9 May 1911 by type
Record typeRecords
Highest daily maximum9
Lowest daily maximum1
Highest daily minimum4
Lowest daily minimum0
Heaviest daily rainfall9
Heaviest daily snowfall0
Deepest snow cover0
Records on 9 May 1911 by timescale Records on 9 May 1911 by timescale: all-time 0, monthly 0, daily 23. 0102030all-time: 0monthly: 0daily: 23all-timemonthlydaily
Records on 9 May 1911 by timescale: all-time 0, monthly 0, daily 23.
Records on 9 May 1911 by timescale
TimescaleRecords
all-time0
monthly0
daily23

How Much Records Were Beaten By

22 broken records
Histogram of margins by which records were beaten on 9 May 1911 Margins by which the 22 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.2. Ties are not counted. 0510150 to 3: 123 to 5: 25 to 8: 38 to 10: 310 to 13: 013 to 15: 015 to 18: 20 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 18
Margins by which the 22 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.2. Ties are not counted.
Histogram of margins by which records were beaten on 9 May 1911
MarginRecords
0 to 312
3 to 52
5 to 83
8 to 103
10 to 130
13 to 150
15 to 182

Top 20 by Significance

9 May 1911
Top 20 records on 9 May 1911 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
9 May 1911Roto Station, AUdaily rain27.2 mm (1.1 in)16.8 mm (0.7 in)26 years27 of 100 (Routine)
9 May 1911Forbes (Camp Street), AUdaily high max27.8 C (82.0 F)3.4 C (6.1 F)37 years23 of 100 (Routine)
9 May 1911Sydney, CAdaily high min10.0 C (50.0 F)4.4 C (7.9 F)16 years22 of 100 (Routine)
9 May 1911Collendina, AUdaily rain24.6 mm (1.0 in)17.2 mm (0.7 in)5 years20 of 100 (Routine)
9 May 1911Dalhousie, CAdaily high max29.4 C (84.9 F)6.1 C (11.0 F)21 years20 of 100 (Routine)
9 May 1911Coan Downs, AUdaily rain22.9 mm (0.9 in)8.4 mm (0.33 in)23 years19 of 100 (Routine)
9 May 1911Wahgunyah, AUdaily rain30.0 mm (1.2 in)5.4 mm (0.21 in)35 years19 of 100 (Routine)
9 May 1911Bindara (Netley), AUdaily rain20.3 mm (0.8 in)7.6 mm (0.30 in)26 years17 of 100 (Routine)
9 May 1911Bathurst Gaol, AUdaily high max23.1 C (73.6 F)0.6 C (1.1 F)39 years17 of 100 (Routine)
9 May 1911Menindee (Weinteriga), AUdaily rain19.6 mm (0.8 in)5.4 mm (0.21 in)26 years16 of 100 (Routine)
9 May 1911Kerkwerve, NLdaily rain8.5 mm (0.33 in)2.0 mm (0.08 in)27 years15 of 100 (Routine)
9 May 1911Puckawidgee Back, AUdaily rain18.3 mm (0.7 in)8.1 mm (0.32 in)1 year13 of 100 (Routine)
9 May 1911Sterling, ZAdaily rain4.8 mm (0.19 in)2.3 mm (0.09 in)24 years13 of 100 (Routine)
9 May 1911Sydney, CAdaily high max22.8 C (73.0 F)1.1 C (2.0 F)21 years12 of 100 (Routine)
9 May 1911Huron Rgnl AP, USdaily high max35.0 C (95.0 F)1.7 C (3.1 F)23 years12 of 100 (Routine)
9 May 1911Nuwara Eliya, LKdaily high max25.4 C (77.7 F)0.5 C (0.9 F)18 years11 of 100 (Routine)
9 May 1911Hamilton, CAdaily high min13.9 C (57.0 F)1.7 C (3.1 F)12 years10 of 100 (Routine)
9 May 1911Wagga Wagga (Kooringal), AUdaily high max24.2 C (75.6 F)0.9 C (1.6 F)11 years9 of 100 (Routine)
9 May 1911Huron Rgnl AP, USdaily high min14.4 C (57.9 F)0.5 C (0.9 F)14 years8 of 100 (Routine)
9 May 1911Charlottetown, CAdaily high max23.3 C (73.9 F)0.5 C (0.9 F)6 years7 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 1911
Records on 05-09 in each year Records set or tied on this calendar date in each year from 1793 to 1911. 1911 had 23 records. 05001,0001,5002,0001793: 11795: 11806: 11810: 11823: 11834: 11838: 11843: 11845: 21846: 11848: 11850: 21855: 21857: 11858: 11861: 11862: 11864: 21865: 21867: 21872: 11873: 21874: 11875: 21879: 41880: 31882: 11883: 21884: 31885: 31889: 31890: 31891: 31892: 11893: 11895: 21896: 41897: 31898: 31899: 21900: 21901: 91902: 81903: 91904: 141905: 341906: 411907: 111908: 161909: 341910: 451911: 231912: 231913: 151914: 431915: 271916: 261917: 501918: 491919: 471920: 561921: 1021922: 451923: 4611924: 2621925: 1231926: 1961927: 3431928: 3021929: 1661930: 5261931: 4111932: 1321933: 4821934: 7501935: 1111936: 6221937: 1281938: 1711939: 3451940: 2371941: 3351942: 1801943: 5241944: 4121945: 5381946: 2781947: 1,1451948: 3791949: 4171950: 6601951: 1881952: 3481953: 5071954: 4891955: 2881956: 7221957: 5051958: 3551959: 2521960: 7481961: 5161962: 4351963: 1,1031964: 5031965: 7301966: 9941967: 6811968: 5451969: 6531970: 3721971: 3381972: 5871973: 3861974: 6991975: 4651976: 7141977: 9311978: 6491979: 1,6051980: 1,0301981: 6391982: 5231983: 8721984: 8921985: 8291986: 1,2531987: 1,4811988: 5941989: 1,3471990: 8501991: 7591992: 1,4761993: 9671994: 5731995: 9601996: 1,2601997: 1,0881998: 1,1821999: 9702000: 1,1142001: 9692002: 1,4892003: 1,8022004: 9262005: 8512006: 7382007: 7652008: 6932009: 8162010: 7642011: 1,1042012: 6862013: 6842014: 7542015: 6892016: 9172017: 5392018: 8792019: 1,0432020: 1,6732021: 5012022: 1,3082023: 4742024: 7922025: 6222026: 3091793186418931911192819451962197919962013
Records set or tied on this calendar date in each year from 1793 to 1911. 1911 had 23 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-09 in each year
YearRecords
17931
17951
18061
18101
18231
18341
18381
18431
18452
18461
18481
18502
18552
18571
18581
18611
18621
18642
18652
18672
18721
18732
18741
18752
18794
18803
18821
18832
18843
18853
18893
18903
18913
18921
18931
18952
18964
18973
18983
18992
19002
19019
19028
19039
190414
190534
190641
190711
190816
190934
191045
191123
191223
191315
191443
191527
191626
191750
191849
191947
192056
1921102
192245
1923461
1924262
1925123
1926196
1927343
1928302
1929166
1930526
1931411
1932132
1933482
1934750
1935111
1936622
1937128
1938171
1939345
1940237
1941335
1942180
1943524
1944412
1945538
1946278
19471,145
1948379
1949417
1950660
1951188
1952348
1953507
1954489
1955288
1956722
1957505
1958355
1959252
1960748
1961516
1962435
19631,103
1964503
1965730
1966994
1967681
1968545
1969653
1970372
1971338
1972587
1973386
1974699
1975465
1976714
1977931
1978649
19791,605
19801,030
1981639
1982523
1983872
1984892
1985829
19861,253
19871,481
1988594
19891,347
1990850
1991759
19921,476
1993967
1994573
1995960
19961,260
19971,088
19981,182
1999970
20001,114
2001969
20021,489
20031,802
2004926
2005851
2006738
2007765
2008693
2009816
2010764
20111,104
2012686
2013684
2014754
2015689
2016917
2017539
2018879
20191,043
20201,673
2021501
20221,308
2023474
2024792
2025622
2026309

Download the Data

  • Data for records on 1911-05-09: 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).