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Weather Records on 9 May 1904

14 weather records were set or tied worldwide on 9 May 1904. Highest significance: Portland, US.

Key Facts for 9 May 1904

  • On 9 May 1904, 14 weather records were set or tied at long-record stations worldwide.
  • 4 were record highs and 0 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 14 daily.
  • Portland set a daily record precipitation of 36.1 mm (1.4 in) on 9 May 1904.
  • Across 166 earlier years (1793 to 2026) the same calendar date averaged 435 records.

Record Map

14 stations
Weather records on 9 May 1904 14 station records on 9 May 1904 are marked on the map, coloured by record type.
14 station records on 9 May 1904 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 9 May 1904: highest significance records shown on the map
StationCountryTypeValueSignificance
PortlandUnited StatesRecord daily precipitation36.1 mm (1.4 in)32 of 100 (Routine)
Ararat Post OfficeAustraliaRecord daily precipitation24.9 mm (1.0 in)20 of 100 (Routine)
Kalmar_DSwedenRecord daily precipitation12.8 mm (0.5 in)20 of 100 (Routine)
StawellAustraliaRecord daily precipitation23.6 mm (0.9 in)20 of 100 (Routine)
Rokewood (the Meadows)AustraliaRecord daily precipitation9.9 mm (0.39 in)20 of 100 (Routine)
TruroCanadaRecord high maximum temperature25.6 C (78.1 F)17 of 100 (Routine)
Middletown 4 WUnited StatesRecord daily precipitation20.3 mm (0.8 in)13 of 100 (Routine)
HalifaxCanadaRecord high maximum temperature26.1 C (79.0 F)10 of 100 (Routine)
HoofddorpNetherlandsRecord daily precipitation14.0 mm (0.6 in)10 of 100 (Routine)
Horsham Polkemmet RdAustraliaRecord daily precipitation14.0 mm (0.6 in)7 of 100 (Routine)
Cape Otway LighthouseAustraliaRecord daily precipitation21.3 mm (0.8 in)7 of 100 (Routine)
Swan Hill (Murray Downs)AustraliaRecord daily precipitation4.3 mm (0.17 in)6 of 100 (Routine)
Atlantic City MarinaUnited StatesRecord high minimum temperature13.3 C (55.9 F)2 of 100 (Routine)
Fredericton UnbCanadaRecord high maximum temperature26.7 C (80.1 F)1 of 100 (Routine)

Counts by Type and Timescale

14 records
Records on 9 May 1904 by type Records set or tied on 9 May 1904 by type: Highest daily maximum 3, Highest daily minimum 1, Heaviest daily rainfall 10. 035810Highest daily maximum: 3Lowest daily maximum: 0Highest daily minimum: 1Lowest daily minimum: 0Heaviest daily rainfall: 10Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 9 May 1904 by type: Highest daily maximum 3, Highest daily minimum 1, Heaviest daily rainfall 10.
Records on 9 May 1904 by type
Record typeRecords
Highest daily maximum3
Lowest daily maximum0
Highest daily minimum1
Lowest daily minimum0
Heaviest daily rainfall10
Heaviest daily snowfall0
Deepest snow cover0
Records on 9 May 1904 by timescale Records on 9 May 1904 by timescale: all-time 0, monthly 0, daily 14. 051015all-time: 0monthly: 0daily: 14all-timemonthlydaily
Records on 9 May 1904 by timescale: all-time 0, monthly 0, daily 14.
Records on 9 May 1904 by timescale
TimescaleRecords
all-time0
monthly0
daily14

How Much Records Were Beaten By

12 broken records
Histogram of margins by which records were beaten on 9 May 1904 Margins by which the 12 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.4. Ties are not counted. 024680 to 5: 75 to 10: 210 to 15: 015 to 20: 220 to 25: 10 to 55 to 1010 to 1515 to 2020 to 25
Margins by which the 12 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.4. Ties are not counted.
Histogram of margins by which records were beaten on 9 May 1904
MarginRecords
0 to 57
5 to 102
10 to 150
15 to 202
20 to 251

Top 20 by Significance

9 May 1904
Top 14 records on 9 May 1904 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
9 May 1904Portland, USdaily rain36.1 mm (1.4 in)22.4 mm (0.9 in)28 years32 of 100 (Routine)
9 May 1904Ararat Post Office, AUdaily rain24.9 mm (1.0 in)18.5 mm (0.7 in)12 years20 of 100 (Routine)
9 May 1904Kalmar_D, SEdaily rain12.8 mm (0.5 in)7.9 mm (0.31 in)30 years20 of 100 (Routine)
9 May 1904Stawell, AUdaily rain23.6 mm (0.9 in)16.2 mm (0.6 in)7 years20 of 100 (Routine)
9 May 1904Rokewood (the Meadows), AUdaily rain9.9 mm (0.39 in)5.3 mm (0.21 in)25 years20 of 100 (Routine)
9 May 1904Truro, CAdaily high max25.6 C (78.1 F)3.9 C (7.0 F)25 years17 of 100 (Routine)
9 May 1904Middletown 4 W, USdaily rain20.3 mm (0.8 in)2.0 mm (0.08 in)30 years13 of 100 (Routine)
9 May 1904Halifax, CAdaily high max26.1 C (79.0 F)2.8 C (5.0 F)8 years10 of 100 (Routine)
9 May 1904Hoofddorp, NLdaily rain14.0 mm (0.6 in)1.3 mm (0.05 in)13 years10 of 100 (Routine)
9 May 1904Horsham Polkemmet Rd, AUdaily rain14.0 mm (0.6 in)1.6 mm (0.06 in)9 years7 of 100 (Routine)
9 May 1904Cape Otway Lighthouse, AUdaily rain21.3 mm (0.8 in)2.2 mm (0.09 in)3 years7 of 100 (Routine)
9 May 1904Swan Hill (Murray Downs), AUdaily rain4.3 mm (0.17 in)2.3 mm (0.09 in)3 years6 of 100 (Routine)
9 May 1904Atlantic City Marina, USdaily high min (Tie)13.3 C (55.9 F)tie23 years2 of 100 (Routine)
9 May 1904Fredericton Unb, CAdaily high max (Tie)26.7 C (80.1 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

1793 to 1904
Records on 05-09 in each year Records set or tied on this calendar date in each year from 1793 to 1904. 1904 had 14 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 1904. 1904 had 14 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 1904-05-09: 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).