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Built 2026-10-19 (19 October 2026)

Weather Records on 27 July 1903

13 weather records were set or tied worldwide on 27 July 1903. Highest significance: Ilulissat (Jakobshavn), GL.

Key Facts for 27 July 1903

  • On 27 July 1903, 13 weather records were set or tied at long-record stations worldwide.
  • 3 were record highs and 7 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 12 daily.
  • Ilulissat (Jakobshavn) set a monthly record high minimum temperature of 11.3 C (52.3 F) on 27 July 1903.
  • Across 162 earlier years (1805 to 2026) the same calendar date averaged 456 records.

Record Map

13 stations
Weather records on 27 July 1903 13 station records on 27 July 1903 are marked on the map, coloured by record type.
13 station records on 27 July 1903 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 27 July 1903: highest significance records shown on the map
StationCountryTypeValueSignificance
Ilulissat (Jakobshavn)Greenland [Denmark]Record high minimum temperature11.3 C (52.3 F)25 of 100 (Routine)
HalifaxCanadaRecord low maximum temperature13.9 C (57.0 F)18 of 100 (Routine)
Clanwilliam (Pol)South AfricaRecord daily precipitation1.3 mm (0.05 in)14 of 100 (Routine)
Montreal McGillCanadaRecord low minimum temperature8.3 C (46.9 F)11 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high minimum temperature8.3 C (46.9 F)7 of 100 (Routine)
Swan Hill (Murray Downs)AustraliaRecord daily precipitation7.9 mm (0.31 in)6 of 100 (Routine)
Ny City Cntrl ParkUnited StatesRecord low minimum temperature15.0 C (59.0 F)6 of 100 (Routine)
Grafton City CouncilAustraliaRecord daily precipitation15.7 mm (0.6 in)3 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord high minimum temperature5.6 C (42.1 F)3 of 100 (Routine)
ChathamCanadaRecord low maximum temperature15.6 C (60.1 F)2 of 100 (Routine)
Saint JohnCanadaRecord low minimum temperature8.9 C (48.0 F)2 of 100 (Routine)
TruroCanadaRecord low maximum temperature16.1 C (61.0 F)2 of 100 (Routine)
ConcordUnited StatesRecord low maximum temperature17.8 C (64.0 F)1 of 100 (Routine)

Counts by Type and Timescale

13 records
Records on 27 July 1903 by type Records set or tied on 27 July 1903 by type: Lowest daily maximum 4, Highest daily minimum 3, Lowest daily minimum 3, Heaviest daily rainfall 3. 01234Highest daily maximum: 0Lowest daily maximum: 4Highest daily minimum: 3Lowest daily minimum: 3Heaviest daily rainfall: 3Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 27 July 1903 by type: Lowest daily maximum 4, Highest daily minimum 3, Lowest daily minimum 3, Heaviest daily rainfall 3.
Records on 27 July 1903 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum4
Highest daily minimum3
Lowest daily minimum3
Heaviest daily rainfall3
Heaviest daily snowfall0
Deepest snow cover0
Records on 27 July 1903 by timescale Records on 27 July 1903 by timescale: all-time 0, monthly 1, daily 12. 051015all-time: 0monthly: 1daily: 12all-timemonthlydaily
Records on 27 July 1903 by timescale: all-time 0, monthly 1, daily 12.
Records on 27 July 1903 by timescale
TimescaleRecords
all-time0
monthly1
daily12

How Much Records Were Beaten By

9 broken records
Histogram of margins by which records were beaten on 27 July 1903 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 2.8. Ties are not counted. 01230.0 to 0.5: 10.5 to 1.0: 21.0 to 1.5: 31.5 to 2.0: 22.0 to 2.5: 02.5 to 3.0: 10.0 to 0.50.5 to 1.01.0 to 1.51.5 to 2.02.0 to 2.52.5 to 3.0
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 2.8. Ties are not counted.
Histogram of margins by which records were beaten on 27 July 1903
MarginRecords
0.0 to 0.51
0.5 to 1.02
1.0 to 1.53
1.5 to 2.02
2.0 to 2.50
2.5 to 3.01

Top 20 by Significance

27 July 1903
Top 13 records on 27 July 1903 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
27 July 1903Ilulissat (Jakobshavn), GLmonthly high min11.3 C (52.3 F)0.7 C (1.3 F)30 years25 of 100 (Routine)
27 July 1903Halifax, CAdaily low max13.9 C (57.0 F)2.8 C (5.0 F)27 years18 of 100 (Routine)
27 July 1903Clanwilliam (Pol), ZAdaily rain1.3 mm (0.05 in)1.3 mm (0.05 in)33 years14 of 100 (Routine)
27 July 1903Montreal McGill, CAdaily low min8.3 C (46.9 F)1.7 C (3.1 F)11 years11 of 100 (Routine)
27 July 1903Forbes (Camp Street), AUdaily high min8.3 C (46.9 F)1.1 C (2.0 F)4 years7 of 100 (Routine)
27 July 1903Swan Hill (Murray Downs), AUdaily rain7.9 mm (0.31 in)1.5 mm (0.06 in)1 year6 of 100 (Routine)
27 July 1903Ny City Cntrl Park, USdaily low min15.0 C (59.0 F)1.1 C (2.0 F)1 year6 of 100 (Routine)
27 July 1903Grafton City Council, AUdaily rain15.7 mm (0.6 in)0.5 mm (0.02 in)0 years3 of 100 (Routine)
27 July 1903Wagga Wagga (Kooringal), AUdaily high min5.6 C (42.1 F)0.3 C (0.5 F)1 year3 of 100 (Routine)
27 July 1903Chatham, CAdaily low max (Tie)15.6 C (60.1 F)tie23 years2 of 100 (Routine)
27 July 1903Saint John, CAdaily low min (Tie)8.9 C (48.0 F)tie18 years2 of 100 (Routine)
27 July 1903Truro, CAdaily low max (Tie)16.1 C (61.0 F)tie23 years2 of 100 (Routine)
27 July 1903Concord, USdaily low max (Tie)17.8 C (64.0 F)tie13 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

1805 to 1903
Records on 07-27 in each year Records set or tied on this calendar date in each year from 1805 to 1903. 1903 had 13 records. 05001,0001,5002,0001805: 11815: 21820: 11832: 21847: 11852: 11856: 21857: 21862: 11863: 11867: 21868: 41870: 11871: 11872: 21873: 11875: 11876: 21877: 21881: 21882: 11883: 51884: 21886: 11887: 31888: 31889: 41890: 51891: 11893: 21894: 11895: 21896: 11897: 51898: 21899: 41900: 51901: 111902: 41903: 131904: 131905: 71906: 161907: 141908: 171909: 181910: 71911: 511912: 891913: 431914: 441915: 311916: 1431917: 461918: 1031919: 861920: 671921: 1231922: 951923: 1421924: 711925: 2341926: 1311927: 691928: 2221929: 1771930: 7861931: 4291932: 1721933: 4141934: 4711935: 2891936: 9711937: 4071938: 2871939: 2841940: 6321941: 4571942: 2581943: 3261944: 3981945: 3371946: 6801947: 3891948: 4851949: 4181950: 7971951: 2071952: 4761953: 2481954: 2941955: 5211956: 3251957: 3721958: 4911959: 3951960: 3851961: 2771962: 1,0091963: 5841964: 3351965: 4341966: 5941967: 5591968: 3911969: 5881970: 3791971: 1,0831972: 7901973: 7511974: 4031975: 5881976: 4261977: 8781978: 5831979: 7491980: 7601981: 1,2331982: 5841983: 1,4551984: 1,6131985: 5711986: 8361987: 1,1081988: 9361989: 1,1031990: 8461991: 7631992: 7911993: 1,3171994: 1,8511995: 1,1921996: 9501997: 1,1731998: 1,3631999: 8202000: 1,0192001: 1,2652002: 8162003: 1,0642004: 1,5522005: 1,7432006: 1,3212007: 9042008: 7842009: 8292010: 1,3302011: 1,0072012: 8232013: 1,1102014: 5912015: 7442016: 5642017: 4602018: 7372019: 5972020: 8422021: 1,1312022: 8552023: 8262024: 6462025: 8532026: 1,1701805187618981915193219491966198320002017
Records set or tied on this calendar date in each year from 1805 to 1903. 1903 had 13 records.
Counts for years before the ledger starts come from the same station rules.
Records on 07-27 in each year
YearRecords
18051
18152
18201
18322
18471
18521
18562
18572
18621
18631
18672
18684
18701
18711
18722
18731
18751
18762
18772
18812
18821
18835
18842
18861
18873
18883
18894
18905
18911
18932
18941
18952
18961
18975
18982
18994
19005
190111
19024
190313
190413
19057
190616
190714
190817
190918
19107
191151
191289
191343
191444
191531
1916143
191746
1918103
191986
192067
1921123
192295
1923142
192471
1925234
1926131
192769
1928222
1929177
1930786
1931429
1932172
1933414
1934471
1935289
1936971
1937407
1938287
1939284
1940632
1941457
1942258
1943326
1944398
1945337
1946680
1947389
1948485
1949418
1950797
1951207
1952476
1953248
1954294
1955521
1956325
1957372
1958491
1959395
1960385
1961277
19621,009
1963584
1964335
1965434
1966594
1967559
1968391
1969588
1970379
19711,083
1972790
1973751
1974403
1975588
1976426
1977878
1978583
1979749
1980760
19811,233
1982584
19831,455
19841,613
1985571
1986836
19871,108
1988936
19891,103
1990846
1991763
1992791
19931,317
19941,851
19951,192
1996950
19971,173
19981,363
1999820
20001,019
20011,265
2002816
20031,064
20041,552
20051,743
20061,321
2007904
2008784
2009829
20101,330
20111,007
2012823
20131,110
2014591
2015744
2016564
2017460
2018737
2019597
2020842
20211,131
2022855
2023826
2024646
2025853
20261,170

Download the Data

  • Data for records on 1903-07-27: 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).