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Built 2026-10-19 (19 October 2026)

Weather Records on 25 September 1915

43 weather records were set or tied worldwide on 25 September 1915. Highest significance: Winnemucca AP, US.

Key Facts for 25 September 1915

  • On 25 September 1915, 43 weather records were set or tied at long-record stations worldwide.
  • 11 were record highs and 6 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 2 monthly and 41 daily.
  • Winnemucca AP set a daily record precipitation of 22.1 mm (0.9 in) on 25 September 1915.
  • Across 163 earlier years (1825 to 2026) the same calendar date averaged 428 records.

Record Map

43 stations
Weather records on 25 September 1915 43 station records on 25 September 1915 are marked on the map, coloured by record type.
43 station records on 25 September 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 25 September 1915: highest significance records shown on the map
StationCountryTypeValueSignificance
Winnemucca APUnited StatesRecord daily precipitation22.1 mm (0.9 in)20 of 100 (Routine)
Holbrook (Rsl)AustraliaRecord daily precipitation23.1 mm (0.9 in)20 of 100 (Routine)
HambantotaSri LankaRecord high minimum temperature25.6 C (78.1 F)20 of 100 (Routine)
Port StanleyCanadaRecord daily precipitation22.4 mm (0.9 in)19 of 100 (Routine)
Ilulissat (Jakobshavn)Greenland [Denmark]Record high minimum temperature10.0 C (50.0 F)18 of 100 (Routine)
BrundahAustraliaRecord daily precipitation10.2 mm (0.4 in)16 of 100 (Routine)
Mulwala HomesteadAustraliaRecord daily precipitation18.0 mm (0.7 in)16 of 100 (Routine)
Anticosti SW PointCanadaRecord low minimum temperature-6.7 C (19.9 F)16 of 100 (Routine)
Coonamble (Wingadee)AustraliaRecord daily precipitation10.2 mm (0.4 in)15 of 100 (Routine)
KristianstadSwedenRecord high maximum temperature21.5 C (70.7 F)15 of 100 (Routine)
Baradine Post OfficeAustraliaRecord daily precipitation5.6 mm (0.22 in)14 of 100 (Routine)
EskdaleAustraliaRecord daily precipitation18.5 mm (0.7 in)14 of 100 (Routine)
BurlingtonUnited StatesRecord low maximum temperature11.1 C (52.0 F)14 of 100 (Routine)
Rylstone (Ilford Rd)AustraliaRecord daily precipitation19.1 mm (0.8 in)13 of 100 (Routine)
OttawaCanadaRecord low maximum temperature10.0 C (50.0 F)13 of 100 (Routine)
Concordia ASOSUnited StatesRecord daily precipitation37.3 mm (1.5 in)13 of 100 (Routine)
Singleton Post OfficeAustraliaRecord daily precipitation5.1 mm (0.20 in)12 of 100 (Routine)
Mudgee (George Street)AustraliaRecord daily precipitation15.2 mm (0.6 in)12 of 100 (Routine)
Dubbo (Darling Street)AustraliaRecord daily precipitation10.4 mm (0.4 in)12 of 100 (Routine)
BoomanoomanaAustraliaRecord daily precipitation21.6 mm (0.9 in)12 of 100 (Routine)
WangarattaAustraliaRecord daily precipitation19.8 mm (0.8 in)12 of 100 (Routine)
Houston Wb CityUnited StatesRecord high minimum temperature24.4 C (75.9 F)12 of 100 (Routine)
TonderburineAustraliaRecord daily precipitation7.6 mm (0.30 in)11 of 100 (Routine)
SalzburgAustriaRecord high maximum temperature25.9 C (78.6 F)11 of 100 (Routine)
Montreal McGillCanadaRecord low maximum temperature10.6 C (51.1 F)11 of 100 (Routine)
Leipzig-HolzhausenGermanyRecord high maximum temperature24.7 C (76.5 F)11 of 100 (Routine)
Coonamble ComparisonAustraliaRecord daily precipitation5.3 mm (0.21 in)9 of 100 (Routine)
Coonamble (Warrana)AustraliaRecord daily precipitation5.3 mm (0.21 in)9 of 100 (Routine)
AlburyAustraliaRecord daily precipitation18.5 mm (0.7 in)9 of 100 (Routine)
Cape Otway LighthouseAustraliaRecord high maximum temperature23.3 C (73.9 F)8 of 100 (Routine)
SandvigDenmarkRecord high maximum temperature19.5 C (67.1 F)8 of 100 (Routine)
ArnsbergGermanyRecord high minimum temperature14.1 C (57.4 F)8 of 100 (Routine)
BriagolongAustraliaRecord daily precipitation10.2 mm (0.4 in)7 of 100 (Routine)
StonecliffeCanadaRecord low maximum temperature8.3 C (46.9 F)7 of 100 (Routine)
Dookie Agricultural CollegeAustraliaRecord daily precipitation12.7 mm (0.5 in)6 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord daily precipitation23.4 mm (0.9 in)6 of 100 (Routine)
CoonimbiaAustraliaRecord daily precipitation3.3 mm (0.13 in)5 of 100 (Routine)
Wellington (Agrowplow)AustraliaRecord daily precipitation11.4 mm (0.4 in)5 of 100 (Routine)
Darwin Post OfficeAustraliaRecord high maximum temperature35.0 C (95.0 F)2 of 100 (Routine)
Concordia ASOSUnited StatesRecord high minimum temperature18.3 C (64.9 F)2 of 100 (Routine)
Queanbeyan Bowling ClubAustraliaRecord daily precipitation13.5 mm (0.5 in)1 of 100 (Routine)
Queanbeyan 2AustraliaRecord daily precipitation14.5 mm (0.6 in)1 of 100 (Routine)
TbilisiGeorgiaRecord low minimum temperature9.0 C (48.2 F)1 of 100 (Routine)

Counts by Type and Timescale

43 records
Records on 25 September 1915 by type Records set or tied on 25 September 1915 by type: Highest daily maximum 6, Lowest daily maximum 4, Highest daily minimum 5, Lowest daily minimum 2, Heaviest daily rainfall 26. 0102030Highest daily maximum: 6Lowest daily maximum: 4Highest daily minimum: 5Lowest daily minimum: 2Heaviest daily rainfall: 26Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 25 September 1915 by type: Highest daily maximum 6, Lowest daily maximum 4, Highest daily minimum 5, Lowest daily minimum 2, Heaviest daily rainfall 26.
Records on 25 September 1915 by type
Record typeRecords
Highest daily maximum6
Lowest daily maximum4
Highest daily minimum5
Lowest daily minimum2
Heaviest daily rainfall26
Heaviest daily snowfall0
Deepest snow cover0
Records on 25 September 1915 by timescale Records on 25 September 1915 by timescale: all-time 0, monthly 2, daily 41. 0204060all-time: 0monthly: 2daily: 41all-timemonthlydaily
Records on 25 September 1915 by timescale: all-time 0, monthly 2, daily 41.
Records on 25 September 1915 by timescale
TimescaleRecords
all-time0
monthly2
daily41

How Much Records Were Beaten By

38 broken records
Histogram of margins by which records were beaten on 25 September 1915 Margins by which the 38 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 11.7. Ties are not counted. 01020300 to 2: 232 to 4: 64 to 6: 16 to 8: 48 to 10: 210 to 12: 20 to 22 to 44 to 66 to 88 to 1010 to 12
Margins by which the 38 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 11.7. Ties are not counted.
Histogram of margins by which records were beaten on 25 September 1915
MarginRecords
0 to 223
2 to 46
4 to 61
6 to 84
8 to 102
10 to 122

Top 20 by Significance

25 September 1915
Top 20 records on 25 September 1915 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
25 September 1915Winnemucca AP, USdaily rain22.1 mm (0.9 in)9.4 mm (0.37 in)10 years20 of 100 (Routine)
25 September 1915Holbrook (Rsl), AUdaily rain23.1 mm (0.9 in)11.7 mm (0.5 in)12 years20 of 100 (Routine)
25 September 1915Hambantota, LKdaily high min25.6 C (78.1 F)0.5 C (0.9 F)36 years20 of 100 (Routine)
25 September 1915Port Stanley, CAdaily rain22.4 mm (0.9 in)7.7 mm (0.30 in)22 years19 of 100 (Routine)
25 September 1915Ilulissat (Jakobshavn), GLmonthly high min10.0 C (50.0 F)0.2 C (0.4 F)14 years18 of 100 (Routine)
25 September 1915Brundah, AUdaily rain10.2 mm (0.4 in)3.8 mm (0.15 in)27 years16 of 100 (Routine)
25 September 1915Mulwala Homestead, AUdaily rain18.0 mm (0.7 in)6.6 mm (0.26 in)12 years16 of 100 (Routine)
25 September 1915Anticosti SW Point, CAmonthly low min-6.7 C (19.9 F)1.1 C (2.0 F)0 years16 of 100 (Routine)
25 September 1915Coonamble (Wingadee), AUdaily rain10.2 mm (0.4 in)6.4 mm (0.25 in)21 years15 of 100 (Routine)
25 September 1915Kristianstad, SEdaily high max21.5 C (70.7 F)2.5 C (4.5 F)13 years15 of 100 (Routine)
25 September 1915Baradine Post Office, AUdaily rain5.6 mm (0.22 in)3.1 mm (0.12 in)31 years14 of 100 (Routine)
25 September 1915Eskdale, AUdaily rain18.5 mm (0.7 in)9.6 mm (0.38 in)9 years14 of 100 (Routine)
25 September 1915Burlington, USdaily low max11.1 C (52.0 F)1.7 C (3.1 F)27 years14 of 100 (Routine)
25 September 1915Rylstone (Ilford Rd), AUdaily rain19.1 mm (0.8 in)10.5 mm (0.4 in)8 years13 of 100 (Routine)
25 September 1915Ottawa, CAdaily low max10.0 C (50.0 F)0.6 C (1.1 F)28 years13 of 100 (Routine)
25 September 1915Concordia ASOS, USdaily rain37.3 mm (1.5 in)3.8 mm (0.15 in)27 years13 of 100 (Routine)
25 September 1915Singleton Post Office, AUdaily rain5.1 mm (0.20 in)2.6 mm (0.10 in)24 years12 of 100 (Routine)
25 September 1915Mudgee (George Street), AUdaily rain15.2 mm (0.6 in)6.6 mm (0.26 in)8 years12 of 100 (Routine)
25 September 1915Dubbo (Darling Street), AUdaily rain10.4 mm (0.4 in)0.5 mm (0.02 in)26 years12 of 100 (Routine)
25 September 1915Boomanoomana, AUdaily rain21.6 mm (0.9 in)1.3 mm (0.05 in)21 years12 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

1825 to 1915
Records on 09-25 in each year Records set or tied on this calendar date in each year from 1825 to 1915. 1915 had 43 records. 05001,0001,5002,0001825: 11834: 11836: 11842: 11843: 11847: 11851: 11852: 11855: 11857: 21859: 11860: 11863: 11865: 11866: 21867: 21868: 11871: 21872: 11874: 11875: 11877: 31879: 21881: 31884: 31885: 61886: 11887: 31889: 71891: 31893: 71894: 31895: 51896: 51897: 21898: 11899: 21900: 71901: 61902: 111903: 41904: 101905: 161906: 71907: 351908: 201909: 221910: 51911: 91912: 631913: 131914: 151915: 431916: 1391917: 1381918: 161919: 201920: 751921: 321922: 471923: 681924: 1571925: 1411926: 7401927: 1661928: 4801929: 1581930: 4891931: 5001932: 2601933: 5421934: 3941935: 2581936: 2741937: 1901938: 3351939: 4541940: 5171941: 2691942: 9701943: 4881944: 2461945: 5141946: 2921947: 6661948: 5011949: 4791950: 1,1631951: 6391952: 5151953: 2421954: 2921955: 5461956: 5031957: 2311958: 4541959: 3961960: 6941961: 5301962: 3051963: 6021964: 4031965: 6901966: 3341967: 4281968: 3001969: 1961970: 7831971: 3231972: 7061973: 6501974: 9951975: 1,1661976: 5411977: 8751978: 4621979: 7191980: 6871981: 6691982: 7591983: 6471984: 1,3051985: 4461986: 1,7661987: 5601988: 5711989: 1,3671990: 8751991: 1,2431992: 1,3461993: 1,0151994: 6661995: 1,0131996: 6481997: 1,2781998: 1,3461999: 8042000: 1,5362001: 1,5362002: 8762003: 7582004: 5192005: 1,4842006: 7672007: 1,2842008: 7662009: 8542010: 1,1252011: 7632012: 5052013: 6152014: 8002015: 8682016: 7812017: 1,2532018: 6482019: 5302020: 1,0892021: 3552022: 3012023: 5802024: 1,1202025: 5692026: 4731825187118971914193119481965198219992016
Records set or tied on this calendar date in each year from 1825 to 1915. 1915 had 43 records.
Counts for years before the ledger starts come from the same station rules.
Records on 09-25 in each year
YearRecords
18251
18341
18361
18421
18431
18471
18511
18521
18551
18572
18591
18601
18631
18651
18662
18672
18681
18712
18721
18741
18751
18773
18792
18813
18843
18856
18861
18873
18897
18913
18937
18943
18955
18965
18972
18981
18992
19007
19016
190211
19034
190410
190516
19067
190735
190820
190922
19105
19119
191263
191313
191415
191543
1916139
1917138
191816
191920
192075
192132
192247
192368
1924157
1925141
1926740
1927166
1928480
1929158
1930489
1931500
1932260
1933542
1934394
1935258
1936274
1937190
1938335
1939454
1940517
1941269
1942970
1943488
1944246
1945514
1946292
1947666
1948501
1949479
19501,163
1951639
1952515
1953242
1954292
1955546
1956503
1957231
1958454
1959396
1960694
1961530
1962305
1963602
1964403
1965690
1966334
1967428
1968300
1969196
1970783
1971323
1972706
1973650
1974995
19751,166
1976541
1977875
1978462
1979719
1980687
1981669
1982759
1983647
19841,305
1985446
19861,766
1987560
1988571
19891,367
1990875
19911,243
19921,346
19931,015
1994666
19951,013
1996648
19971,278
19981,346
1999804
20001,536
20011,536
2002876
2003758
2004519
20051,484
2006767
20071,284
2008766
2009854
20101,125
2011763
2012505
2013615
2014800
2015868
2016781
20171,253
2018648
2019530
20201,089
2021355
2022301
2023580
20241,120
2025569
2026473

Download the Data

  • Data for records on 1915-09-25: 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).