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Built 2026-10-19 (19 October 2026)

Weather Records on 30 August 1903

19 weather records were set or tied worldwide on 30 August 1903. Highest significance: Newark Liberty Intl AP, US.

Key Facts for 30 August 1903

  • On 30 August 1903, 19 weather records were set or tied at long-record stations worldwide.
  • 2 were record highs and 12 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 18 daily.
  • Newark Liberty Intl AP set a daily record low maximum temperature of 16.7 C (62.1 F) on 30 August 1903.
  • Across 169 earlier years (1806 to 2026) the same calendar date averaged 426 records.

Record Map

19 stations
Weather records on 30 August 1903 19 station records on 30 August 1903 are marked on the map, coloured by record type.
19 station records on 30 August 1903 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 30 August 1903: highest significance records shown on the map
StationCountryTypeValueSignificance
Newark Liberty Intl APUnited StatesRecord low maximum temperature16.7 C (62.1 F)23 of 100 (Routine)
UmeaSwedenRecord daily precipitation16.7 mm (0.7 in)20 of 100 (Routine)
BuffaloUnited StatesRecord daily precipitation37.6 mm (1.5 in)19 of 100 (Routine)
TorontoCanadaRecord daily precipitation24.4 mm (1.0 in)18 of 100 (Routine)
PeterboroughCanadaRecord low maximum temperature14.4 C (57.9 F)18 of 100 (Routine)
PutbusGermanyRecord low maximum temperature14.8 C (58.6 F)16 of 100 (Routine)
Ilulissat (Jakobshavn)Greenland [Denmark]Record low minimum temperature-2.8 C (27.0 F)14 of 100 (Routine)
WashingtonUnited StatesRecord low maximum temperature18.9 C (66.0 F)14 of 100 (Routine)
PeterboroughCanadaRecord daily precipitation36.8 mm (1.4 in)13 of 100 (Routine)
Montreal McGillCanadaRecord low maximum temperature17.8 C (64.0 F)13 of 100 (Routine)
TranebjergDenmarkRecord low maximum temperature14.5 C (58.1 F)10 of 100 (Routine)
SouthamptonCanadaRecord daily precipitation26.7 mm (1.1 in)9 of 100 (Routine)
ChathamCanadaRecord low minimum temperature5.0 C (41.0 F)9 of 100 (Routine)
Ny City Cntrl ParkUnited StatesRecord low maximum temperature18.9 C (66.0 F)9 of 100 (Routine)
World Trade CtrUnited StatesRecord low maximum temperature17.8 C (64.0 F)7 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord low maximum temperature18.3 C (64.9 F)5 of 100 (Routine)
SydneyCanadaRecord low minimum temperature3.9 C (39.0 F)2 of 100 (Routine)
Jacksonville Wb CityUnited StatesRecord high minimum temperature25.0 C (77.0 F)2 of 100 (Routine)
Saint JohnCanadaRecord high maximum temperature23.3 C (73.9 F)1 of 100 (Routine)

Counts by Type and Timescale

19 records
Records on 30 August 1903 by type Records set or tied on 30 August 1903 by type: Highest daily maximum 1, Lowest daily maximum 9, Highest daily minimum 1, Lowest daily minimum 3, Heaviest daily rainfall 5. 035810Highest daily maximum: 1Lowest daily maximum: 9Highest daily minimum: 1Lowest daily minimum: 3Heaviest daily rainfall: 5Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 30 August 1903 by type: Highest daily maximum 1, Lowest daily maximum 9, Highest daily minimum 1, Lowest daily minimum 3, Heaviest daily rainfall 5.
Records on 30 August 1903 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum9
Highest daily minimum1
Lowest daily minimum3
Heaviest daily rainfall5
Heaviest daily snowfall0
Deepest snow cover0
Records on 30 August 1903 by timescale Records on 30 August 1903 by timescale: all-time 0, monthly 1, daily 18. 05101520all-time: 0monthly: 1daily: 18all-timemonthlydaily
Records on 30 August 1903 by timescale: all-time 0, monthly 1, daily 18.
Records on 30 August 1903 by timescale
TimescaleRecords
all-time0
monthly1
daily18

How Much Records Were Beaten By

15 broken records
Histogram of margins by which records were beaten on 30 August 1903 Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 9.4. Ties are not counted. 024680 to 2: 82 to 4: 44 to 6: 06 to 8: 08 to 10: 30 to 22 to 44 to 66 to 88 to 10
Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 9.4. Ties are not counted.
Histogram of margins by which records were beaten on 30 August 1903
MarginRecords
0 to 28
2 to 44
4 to 60
6 to 80
8 to 103

Top 20 by Significance

30 August 1903
Top 19 records on 30 August 1903 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
30 August 1903Newark Liberty Intl AP, USdaily low max16.7 C (62.1 F)2.2 C (4.0 F)39 years23 of 100 (Routine)
30 August 1903Umea, SEdaily rain16.7 mm (0.7 in)9.4 mm (0.37 in)19 years20 of 100 (Routine)
30 August 1903Buffalo, USdaily rain37.6 mm (1.5 in)8.9 mm (0.35 in)31 years19 of 100 (Routine)
30 August 1903Toronto, CAdaily rain24.4 mm (1.0 in)8.1 mm (0.32 in)16 years18 of 100 (Routine)
30 August 1903Peterborough, CAdaily low max14.4 C (57.9 F)2.3 C (4.1 F)35 years18 of 100 (Routine)
30 August 1903Putbus, DEdaily low max14.8 C (58.6 F)0.8 C (1.4 F)32 years16 of 100 (Routine)
30 August 1903Ilulissat (Jakobshavn), GLdaily low min-2.8 C (27.0 F)1.3 C (2.3 F)18 years14 of 100 (Routine)
30 August 1903Washington, USdaily low max18.9 C (66.0 F)2.2 C (4.0 F)11 years14 of 100 (Routine)
30 August 1903Peterborough, CAdaily rain36.8 mm (1.4 in)1.2 mm (0.05 in)30 years13 of 100 (Routine)
30 August 1903Montreal McGill, CAdaily low max17.8 C (64.0 F)0.5 C (0.9 F)30 years13 of 100 (Routine)
30 August 1903Tranebjerg, DKdaily low max14.5 C (58.1 F)0.6 C (1.1 F)17 years10 of 100 (Routine)
30 August 1903Southampton, CAdaily rain26.7 mm (1.1 in)3.3 mm (0.13 in)6 years9 of 100 (Routine)
30 August 1903Chatham, CAdaily low min5.0 C (41.0 F)0.6 C (1.1 F)17 years9 of 100 (Routine)
30 August 1903Ny City Cntrl Park, USdaily low max18.9 C (66.0 F)1.1 C (2.0 F)11 years9 of 100 (Routine)
30 August 1903World Trade Ctr, USdaily low max17.8 C (64.0 F)0.5 C (0.9 F)11 years7 of 100 (Routine)
30 August 1903Baltimore Customs House, USmonthly low max (Tie)18.3 C (64.9 F)tie28 years5 of 100 (Routine)
30 August 1903Sydney, CAdaily low min (Tie)3.9 C (39.0 F)tie27 years2 of 100 (Routine)
30 August 1903Jacksonville Wb City, USdaily high min (Tie)25.0 C (77.0 F)tie22 years2 of 100 (Routine)
30 August 1903Saint John, CAdaily high max (Tie)23.3 C (73.9 F)tie12 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

1806 to 1903
Records on 08-30 in each year Records set or tied on this calendar date in each year from 1806 to 1903. 1903 had 19 records. 05001,0001,5002,0001806: 11807: 41813: 11814: 21827: 11829: 11835: 11838: 11839: 11845: 41850: 11851: 21855: 11857: 11859: 11864: 21867: 11869: 11870: 21874: 11875: 21876: 11877: 21878: 11880: 41881: 21882: 11884: 11885: 51886: 71887: 11888: 11889: 21890: 51891: 11892: 31893: 31894: 21895: 11896: 11897: 31898: 31899: 21900: 61901: 81902: 121903: 191904: 131905: 231906: 291907: 81908: 101909: 371910: 151911: 411912: 601913: 221914: 231915: 471916: 171917: 501918: 451919: 171920: 781921: 1001922: 651923: 611924: 2831925: 1671926: 1731927: 1091928: 3271929: 2081930: 2451931: 1921932: 1,1021933: 2741934: 5191935: 4761936: 1911937: 4181938: 2331939: 4011940: 3461941: 4221942: 3851943: 4871944: 4911945: 4551946: 5451947: 5991948: 5191949: 2401950: 4811951: 1,0911952: 3161953: 1,1241954: 5161955: 4171956: 4791957: 3211958: 3631959: 5461960: 3561961: 5731962: 3871963: 4421964: 4221965: 1,1181966: 5001967: 5361968: 7291969: 5221970: 4231971: 4431972: 5791973: 6461974: 8381975: 6641976: 6791977: 6651978: 8251979: 5171980: 5721981: 6841982: 7701983: 6961984: 1,1271985: 6291986: 1,7681987: 6381988: 8811989: 7911990: 9831991: 9381992: 1,6971993: 1,2001994: 6011995: 9401996: 1,3851997: 9601998: 1,2781999: 8642000: 1,1892001: 7502002: 8012003: 1,2262004: 1,0872005: 1,5002006: 9892007: 1,3002008: 6782009: 1,2512010: 1,5522011: 9942012: 1,0872013: 6442014: 5582015: 1,0742016: 5522017: 9242018: 6162019: 7552020: 6712021: 4292022: 1,0772023: 6512024: 9122025: 3242026: 7331806186918911908192519421959197619932010
Records set or tied on this calendar date in each year from 1806 to 1903. 1903 had 19 records.
Counts for years before the ledger starts come from the same station rules.
Records on 08-30 in each year
YearRecords
18061
18074
18131
18142
18271
18291
18351
18381
18391
18454
18501
18512
18551
18571
18591
18642
18671
18691
18702
18741
18752
18761
18772
18781
18804
18812
18821
18841
18855
18867
18871
18881
18892
18905
18911
18923
18933
18942
18951
18961
18973
18983
18992
19006
19018
190212
190319
190413
190523
190629
19078
190810
190937
191015
191141
191260
191322
191423
191547
191617
191750
191845
191917
192078
1921100
192265
192361
1924283
1925167
1926173
1927109
1928327
1929208
1930245
1931192
19321,102
1933274
1934519
1935476
1936191
1937418
1938233
1939401
1940346
1941422
1942385
1943487
1944491
1945455
1946545
1947599
1948519
1949240
1950481
19511,091
1952316
19531,124
1954516
1955417
1956479
1957321
1958363
1959546
1960356
1961573
1962387
1963442
1964422
19651,118
1966500
1967536
1968729
1969522
1970423
1971443
1972579
1973646
1974838
1975664
1976679
1977665
1978825
1979517
1980572
1981684
1982770
1983696
19841,127
1985629
19861,768
1987638
1988881
1989791
1990983
1991938
19921,697
19931,200
1994601
1995940
19961,385
1997960
19981,278
1999864
20001,189
2001750
2002801
20031,226
20041,087
20051,500
2006989
20071,300
2008678
20091,251
20101,552
2011994
20121,087
2013644
2014558
20151,074
2016552
2017924
2018616
2019755
2020671
2021429
20221,077
2023651
2024912
2025324
2026733

Download the Data

  • Data for records on 1903-08-30: 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).