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Built 2026-10-19 (19 October 2026)

Weather Records on 23 September 1907

19 weather records were set or tied worldwide on 23 September 1907. Highest significance: Portland, US.

Key Facts for 23 September 1907

  • On 23 September 1907, 19 weather records were set or tied at long-record stations worldwide.
  • 8 were record highs and 2 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 18 daily.
  • Portland set a daily record precipitation of 84.6 mm (3.3 in) on 23 September 1907.
  • Across 169 earlier years (1793 to 2026) the same calendar date averaged 434 records.

Record Map

19 stations
Weather records on 23 September 1907 19 station records on 23 September 1907 are marked on the map, coloured by record type.
19 station records on 23 September 1907 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 23 September 1907: highest significance records shown on the map
StationCountryTypeValueSignificance
PortlandUnited StatesRecord daily precipitation84.6 mm (3.3 in)45 of 100 (Notable)
Baltimore Customs HouseUnited StatesRecord daily precipitation79.5 mm (3.1 in)34 of 100 (Routine)
Trenton 2United StatesRecord daily precipitation50.0 mm (2.0 in)32 of 100 (Routine)
Reading Wb CityUnited StatesRecord daily precipitation46.7 mm (1.8 in)31 of 100 (Routine)
WashingtonUnited StatesRecord daily precipitation61.0 mm (2.4 in)24 of 100 (Routine)
AthensUnited StatesRecord daily precipitation97.8 mm (3.9 in)23 of 100 (Routine)
Deniliquin (Wilkinson St)AustraliaRecord high maximum temperature32.8 C (91.0 F)20 of 100 (Routine)
Deniliquin (Wilkinson St)AustraliaRecord high minimum temperature16.7 C (62.1 F)20 of 100 (Routine)
VinelandUnited StatesRecord daily precipitation46.0 mm (1.8 in)18 of 100 (Routine)
HambantotaSri LankaRecord high minimum temperature24.7 C (76.5 F)16 of 100 (Routine)
Fort SillUnited StatesRecord high minimum temperature25.6 C (78.1 F)16 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord high maximum temperature31.3 C (88.3 F)15 of 100 (Routine)
PalermoItalyRecord daily precipitation14.8 mm (0.6 in)14 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high maximum temperature29.4 C (84.9 F)11 of 100 (Routine)
TranebjergDenmarkRecord low minimum temperature2.1 C (35.8 F)11 of 100 (Routine)
Saint JohnCanadaRecord daily precipitation32.0 mm (1.3 in)10 of 100 (Routine)
Bourke Post OfficeAustraliaRecord high maximum temperature36.7 C (98.1 F)6 of 100 (Routine)
UccleBelgiumRecord low minimum temperature1.7 C (35.1 F)4 of 100 (Routine)
Portland Rfc CityUnited StatesRecord high maximum temperature27.2 C (81.0 F)0 of 100 (Routine)

Counts by Type and Timescale

19 records
Records on 23 September 1907 by type Records set or tied on 23 September 1907 by type: Highest daily maximum 5, Highest daily minimum 3, Lowest daily minimum 2, Heaviest daily rainfall 9. 035810Highest daily maximum: 5Lowest daily maximum: 0Highest daily minimum: 3Lowest daily minimum: 2Heaviest daily rainfall: 9Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 23 September 1907 by type: Highest daily maximum 5, Highest daily minimum 3, Lowest daily minimum 2, Heaviest daily rainfall 9.
Records on 23 September 1907 by type
Record typeRecords
Highest daily maximum5
Lowest daily maximum0
Highest daily minimum3
Lowest daily minimum2
Heaviest daily rainfall9
Heaviest daily snowfall0
Deepest snow cover0
Records on 23 September 1907 by timescale Records on 23 September 1907 by timescale: all-time 0, monthly 1, daily 18. 05101520all-time: 0monthly: 1daily: 18all-timemonthlydaily
Records on 23 September 1907 by timescale: all-time 0, monthly 1, daily 18.
Records on 23 September 1907 by timescale
TimescaleRecords
all-time0
monthly1
daily18

How Much Records Were Beaten By

17 broken records
Histogram of margins by which records were beaten on 23 September 1907 Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 45.5. Ties are not counted. 0358100 to 10: 1010 to 20: 120 to 30: 330 to 40: 240 to 50: 10 to 1010 to 2020 to 3030 to 4040 to 50
Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 45.5. Ties are not counted.
Histogram of margins by which records were beaten on 23 September 1907
MarginRecords
0 to 1010
10 to 201
20 to 303
30 to 402
40 to 501

Top 20 by Significance

23 September 1907
Top 19 records on 23 September 1907 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
23 September 1907Portland, USdaily rain84.6 mm (3.3 in)45.5 mm (1.8 in)24 years45 of 100 (Notable)
23 September 1907Baltimore Customs House, USdaily rain79.5 mm (3.1 in)36.1 mm (1.4 in)30 years34 of 100 (Routine)
23 September 1907Trenton 2, USdaily rain50.0 mm (2.0 in)32.2 mm (1.3 in)38 years32 of 100 (Routine)
23 September 1907Reading Wb City, USdaily rain46.7 mm (1.8 in)29.2 mm (1.1 in)24 years31 of 100 (Routine)
23 September 1907Washington, USdaily rain61.0 mm (2.4 in)23.2 mm (0.9 in)14 years24 of 100 (Routine)
23 September 1907Athens, USdaily rain97.8 mm (3.9 in)26.7 mm (1.1 in)17 years23 of 100 (Routine)
23 September 1907Deniliquin (Wilkinson St), AUdaily high max32.8 C (91.0 F)3.4 C (6.1 F)24 years20 of 100 (Routine)
23 September 1907Deniliquin (Wilkinson St), AUdaily high min16.7 C (62.1 F)4.5 C (8.1 F)17 years20 of 100 (Routine)
23 September 1907Vineland, USdaily rain46.0 mm (1.8 in)19.6 mm (0.8 in)8 years18 of 100 (Routine)
23 September 1907Hambantota, LKdaily high min24.7 C (76.5 F)0.2 C (0.4 F)36 years16 of 100 (Routine)
23 September 1907Fort Sill, USdaily high min25.6 C (78.1 F)3.5 C (6.3 F)20 years16 of 100 (Routine)
23 September 1907Sydney (Observatory Hill), AUdaily high max31.3 C (88.3 F)2.4 C (4.3 F)13 years15 of 100 (Routine)
23 September 1907Palermo, ITdaily rain14.8 mm (0.6 in)3.6 mm (0.14 in)4 years14 of 100 (Routine)
23 September 1907Forbes (Camp Street), AUdaily high max29.4 C (84.9 F)0.5 C (0.9 F)24 years11 of 100 (Routine)
23 September 1907Tranebjerg, DKdaily low min2.1 C (35.8 F)0.8 C (1.4 F)20 years11 of 100 (Routine)
23 September 1907Saint John, CAdaily rain32.0 mm (1.3 in)1.3 mm (0.05 in)21 years10 of 100 (Routine)
23 September 1907Bourke Post Office, AUdaily high max36.7 C (98.1 F)0.6 C (1.1 F)8 years6 of 100 (Routine)
23 September 1907Uccle, BEmonthly low min (Tie)1.7 C (35.1 F)tie3 years4 of 100 (Routine)
23 September 1907Portland Rfc City, USdaily high max (Tie)27.2 C (81.0 F)tie1 year0 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 1907
Records on 09-23 in each year Records set or tied on this calendar date in each year from 1793 to 1907. 1907 had 19 records. 01,0002,0003,0001793: 11796: 11799: 11804: 11832: 11835: 11838: 11842: 31843: 11845: 21848: 11849: 11850: 11851: 21854: 31855: 11859: 21864: 11865: 11866: 11868: 11871: 11872: 11874: 11875: 11876: 11877: 11881: 41882: 21885: 11886: 11887: 11888: 11889: 31890: 21891: 11892: 21893: 41895: 91896: 51897: 11898: 21899: 41900: 41901: 21902: 61903: 71904: 191905: 61906: 61907: 191908: 191909: 151910: 81911: 111912: 151913: 221914: 291915: 251916: 3241917: 561918: 341919: 401920: 441921: 471922: 341923: 741924: 1941925: 2231926: 4591927: 2471928: 3821929: 1981930: 4721931: 6001932: 3831933: 2811934: 3611935: 2391936: 3771937: 5571938: 3891939: 2791940: 3741941: 4901942: 5571943: 3221944: 3811945: 6521946: 6231947: 8031948: 2591949: 4961950: 2671951: 4621952: 4321953: 2711954: 3241955: 8521956: 2991957: 5391958: 6411959: 3071960: 4701961: 6701962: 3441963: 5681964: 3221965: 7831966: 5281967: 3411968: 4811969: 4501970: 1,4571971: 5781972: 4611973: 6741974: 1,5431975: 1,0381976: 4631977: 6161978: 5001979: 5861980: 1,0371981: 7171982: 7751983: 1,7441984: 1,1211985: 9241986: 7401987: 1,0771988: 6531989: 1,3761990: 7021991: 5191992: 9761993: 9831994: 1,1401995: 1,8681996: 8091997: 1,0601998: 1,3261999: 1,2072000: 2,0262001: 7902002: 9302003: 1,2432004: 9862005: 1,2072006: 1,5092007: 1,1532008: 8352009: 1,2012010: 1,3602011: 6662012: 7852013: 5732014: 5952015: 5872016: 7742017: 1,3712018: 6932019: 5652020: 6182021: 6022022: 5512023: 8122024: 4992025: 4492026: 3841793186418901908192519421959197619932010
Records set or tied on this calendar date in each year from 1793 to 1907. 1907 had 19 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-23 in each year
YearRecords
17931
17961
17991
18041
18321
18351
18381
18423
18431
18452
18481
18491
18501
18512
18543
18551
18592
18641
18651
18661
18681
18711
18721
18741
18751
18761
18771
18814
18822
18851
18861
18871
18881
18893
18902
18911
18922
18934
18959
18965
18971
18982
18994
19004
19012
19026
19037
190419
19056
19066
190719
190819
190915
19108
191111
191215
191322
191429
191525
1916324
191756
191834
191940
192044
192147
192234
192374
1924194
1925223
1926459
1927247
1928382
1929198
1930472
1931600
1932383
1933281
1934361
1935239
1936377
1937557
1938389
1939279
1940374
1941490
1942557
1943322
1944381
1945652
1946623
1947803
1948259
1949496
1950267
1951462
1952432
1953271
1954324
1955852
1956299
1957539
1958641
1959307
1960470
1961670
1962344
1963568
1964322
1965783
1966528
1967341
1968481
1969450
19701,457
1971578
1972461
1973674
19741,543
19751,038
1976463
1977616
1978500
1979586
19801,037
1981717
1982775
19831,744
19841,121
1985924
1986740
19871,077
1988653
19891,376
1990702
1991519
1992976
1993983
19941,140
19951,868
1996809
19971,060
19981,326
19991,207
20002,026
2001790
2002930
20031,243
2004986
20051,207
20061,509
20071,153
2008835
20091,201
20101,360
2011666
2012785
2013573
2014595
2015587
2016774
20171,371
2018693
2019565
2020618
2021602
2022551
2023812
2024499
2025449
2026384

Download the Data

  • Data for records on 1907-09-23: 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).