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Built 2026-10-19 (19 October 2026)

Weather Records on 18 December 1915

28 weather records were set or tied worldwide on 18 December 1915. Highest significance: Athens, US.

Key Facts for 18 December 1915

  • On 18 December 1915, 28 weather records were set or tied at long-record stations worldwide.
  • 7 were record highs and 3 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 28 daily.
  • Athens set a daily record precipitation of 66.3 mm (2.6 in) on 18 December 1915.
  • Across 156 earlier years (1793 to 2025) the same calendar date averaged 483 records.

Record Map

28 stations
Weather records on 18 December 1915 28 station records on 18 December 1915 are marked on the map, coloured by record type.
28 station records on 18 December 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 December 1915: highest significance records shown on the map
StationCountryTypeValueSignificance
AthensUnited StatesRecord daily precipitation66.3 mm (2.6 in)45 of 100 (Notable)
Greenville Dwtn APUnited StatesRecord daily precipitation57.4 mm (2.3 in)39 of 100 (Notable)
Fredericton UnbCanadaRecord daily precipitation27.2 mm (1.1 in)30 of 100 (Routine)
Morgantown 1United StatesRecord daily precipitation25.4 mm (1.0 in)29 of 100 (Routine)
PatersonUnited StatesRecord daily precipitation33.0 mm (1.3 in)28 of 100 (Routine)
Port JervisUnited StatesRecord daily precipitation41.7 mm (1.6 in)24 of 100 (Routine)
KirovRussiaRecord daily precipitation11.8 mm (0.5 in)20 of 100 (Routine)
AshevilleUnited StatesRecord daily precipitation17.8 mm (0.7 in)20 of 100 (Routine)
Moorestown 4 EUnited StatesRecord daily precipitation25.1 mm (1.0 in)19 of 100 (Routine)
World Trade CtrUnited StatesRecord high maximum temperature12.8 C (55.0 F)19 of 100 (Routine)
WashingtonUnited StatesRecord high maximum temperature15.6 C (60.1 F)17 of 100 (Routine)
WashingtonUnited StatesRecord daily precipitation17.0 mm (0.7 in)17 of 100 (Routine)
Ny City Cntrl ParkUnited StatesRecord high maximum temperature13.9 C (57.0 F)17 of 100 (Routine)
Camden 3 WUnited StatesRecord daily precipitation8.1 mm (0.32 in)16 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord daily precipitation20.8 mm (0.8 in)16 of 100 (Routine)
HaldenNorwayRecord snow depth20.0 cm (7.9 in)14 of 100 (Routine)
HalifaxCanadaRecord high maximum temperature10.6 C (51.1 F)13 of 100 (Routine)
YarmouthCanadaRecord daily precipitation33.3 mm (1.3 in)11 of 100 (Routine)
Oranjerivier (Sar)South AfricaRecord daily precipitation11.4 mm (0.4 in)11 of 100 (Routine)
Oran-Hopital MilitaireAlgeriaRecord low maximum temperature10.0 C (50.0 F)9 of 100 (Routine)
Darwin Post OfficeAustraliaRecord low minimum temperature23.1 C (73.6 F)9 of 100 (Routine)
Philadelphia CityUnited StatesRecord high maximum temperature15.0 C (59.0 F)9 of 100 (Routine)
PermRussiaRecord daily precipitation8.6 mm (0.34 in)8 of 100 (Routine)
Windsor RiversideCanadaRecord high minimum temperature0.0 C (32.0 F)7 of 100 (Routine)
Darwin Post OfficeAustraliaRecord low maximum temperature30.7 C (87.3 F)2 of 100 (Routine)
OttawaCanadaRecord high minimum temperature-2.2 C (28.0 F)2 of 100 (Routine)
CottamCanadaRecord daily snowfall2.5 cm (1.0 in)2 of 100 (Routine)
Bird RocksCanadaRecord daily precipitation25.4 mm (1.0 in)2 of 100 (Routine)

Counts by Type and Timescale

28 records
Records on 18 December 1915 by type Records set or tied on 18 December 1915 by type: Highest daily maximum 5, Lowest daily maximum 2, Highest daily minimum 2, Lowest daily minimum 1, Heaviest daily rainfall 16, Heaviest daily snowfall 1, Deepest snow cover 1. 05101520Highest daily maximum: 5Lowest daily maximum: 2Highest daily minimum: 2Lowest daily minimum: 1Heaviest daily rainfall: 16Heaviest daily snowfall: 1Deepest snow cover: 1Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 18 December 1915 by type: Highest daily maximum 5, Lowest daily maximum 2, Highest daily minimum 2, Lowest daily minimum 1, Heaviest daily rainfall 16, Heaviest daily snowfall 1, Deepest snow cover 1.
Records on 18 December 1915 by type
Record typeRecords
Highest daily maximum5
Lowest daily maximum2
Highest daily minimum2
Lowest daily minimum1
Heaviest daily rainfall16
Heaviest daily snowfall1
Deepest snow cover1
Records on 18 December 1915 by timescale Records on 18 December 1915 by timescale: all-time 0, monthly 0, daily 28. 0102030all-time: 0monthly: 0daily: 28all-timemonthlydaily
Records on 18 December 1915 by timescale: all-time 0, monthly 0, daily 28.
Records on 18 December 1915 by timescale
TimescaleRecords
all-time0
monthly0
daily28

How Much Records Were Beaten By

24 broken records
Histogram of margins by which records were beaten on 18 December 1915 Margins by which the 24 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.0. Ties are not counted. 051015200 to 10: 1610 to 20: 520 to 30: 030 to 40: 040 to 50: 050 to 60: 30 to 1010 to 2020 to 3030 to 4040 to 5050 to 60
Margins by which the 24 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.0. Ties are not counted.
Histogram of margins by which records were beaten on 18 December 1915
MarginRecords
0 to 1016
10 to 205
20 to 300
30 to 400
40 to 500
50 to 603

Top 20 by Significance

18 December 1915
Top 20 records on 18 December 1915 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
18 December 1915Athens, USdaily rain66.3 mm (2.6 in)54.9 mm (2.2 in)2 years45 of 100 (Notable)
18 December 1915Greenville Dwtn AP, USdaily rain57.4 mm (2.3 in)53.3 mm (2.1 in)8 years39 of 100 (Notable)
18 December 1915Fredericton Unb, CAdaily rain27.2 mm (1.1 in)12.0 mm (0.5 in)42 years30 of 100 (Routine)
18 December 1915Morgantown 1, USdaily rain25.4 mm (1.0 in)16.3 mm (0.6 in)18 years29 of 100 (Routine)
18 December 1915Paterson, USdaily rain33.0 mm (1.3 in)13.9 mm (0.5 in)45 years28 of 100 (Routine)
18 December 1915Port Jervis, USdaily rain41.7 mm (1.6 in)19.1 mm (0.8 in)6 years24 of 100 (Routine)
18 December 1915Kirov, RUdaily rain11.8 mm (0.5 in)4.7 mm (0.19 in)10 years20 of 100 (Routine)
18 December 1915Asheville, USdaily rain17.8 mm (0.7 in)12.7 mm (0.5 in)24 years20 of 100 (Routine)
18 December 1915Moorestown 4 E, USdaily rain25.1 mm (1.0 in)2.2 mm (0.09 in)45 years19 of 100 (Routine)
18 December 1915World Trade Ctr, USdaily high max12.8 C (55.0 F)1.7 C (3.1 F)41 years19 of 100 (Routine)
18 December 1915Washington, USdaily high max15.6 C (60.1 F)1.1 C (2.0 F)33 years17 of 100 (Routine)
18 December 1915Washington, USdaily rain17.0 mm (0.7 in)4.0 mm (0.16 in)28 years17 of 100 (Routine)
18 December 1915Ny City Cntrl Park, USdaily high max13.9 C (57.0 F)2.8 C (5.0 F)26 years17 of 100 (Routine)
18 December 1915Camden 3 W, USdaily rain8.1 mm (0.32 in)3.5 mm (0.14 in)27 years16 of 100 (Routine)
18 December 1915Baltimore Customs House, USdaily rain20.8 mm (0.8 in)4.8 mm (0.19 in)28 years16 of 100 (Routine)
18 December 1915Halden, NOdaily snow depth20.0 cm (7.9 in)6.0 cm (2.4 in)18 years14 of 100 (Routine)
18 December 1915Halifax, CAdaily high max10.6 C (51.1 F)0.6 C (1.1 F)26 years13 of 100 (Routine)
18 December 1915Yarmouth, CAdaily rain33.3 mm (1.3 in)0.8 mm (0.03 in)24 years11 of 100 (Routine)
18 December 1915Oranjerivier (Sar), ZAdaily rain11.4 mm (0.4 in)0.7 mm (0.03 in)26 years11 of 100 (Routine)
18 December 1915Oran-Hopital Militaire, DZdaily low max10.0 C (50.0 F)1.0 C (1.8 F)2 years9 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 1915
Records on 12-18 in each year Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 28 records. 01,0002,0003,0001793: 11796: 11805: 11814: 11825: 11846: 11849: 11852: 21858: 11859: 41862: 21864: 11868: 11873: 11875: 11876: 21878: 11881: 21882: 11884: 21886: 11887: 11888: 11889: 41890: 51892: 41894: 81895: 11897: 41898: 91899: 31900: 21901: 61902: 331903: 111904: 251905: 31906: 211907: 151908: 161909: 181910: 191911: 91912: 331913: 381914: 201915: 281916: 571917: 621918: 211919: 1171920: 771921: 1231922: 1081923: 3781924: 4801925: 741926: 1731927: 1511928: 1651929: 3661930: 2301931: 3601932: 3531933: 5061934: 2091935: 1381936: 4661937: 4591938: 1851939: 9001940: 2421941: 2131942: 2811943: 4191944: 1911945: 5981946: 1991947: 2661948: 3541949: 5611950: 2891951: 8671952: 4501953: 3731954: 5071955: 6111956: 3331957: 9011958: 5241959: 4771960: 4771961: 8851962: 7591963: 5711964: 8401965: 4021966: 6441967: 1,1051968: 4881969: 3761970: 5021971: 3871972: 3751973: 1,0081974: 2291975: 6251976: 4591977: 9921978: 9461979: 1,0871980: 7721981: 1,3621982: 5371983: 2,0141984: 1,4391985: 1,3841986: 8751987: 1,5051988: 1,0611989: 1,8181990: 1,3671991: 7561992: 1,0451993: 6971994: 6431995: 1,0651996: 1,8331997: 1,1951998: 8631999: 9232000: 1,5722001: 9062002: 1,4372003: 9872004: 5062005: 9872006: 1,1672007: 7462008: 1,0142009: 1,2532010: 1,3222011: 6972012: 7292013: 5132014: 5562015: 1,2542016: 1,8212017: 5162018: 4642019: 6792020: 3262021: 7622022: 5362023: 1,2932024: 7802025: 9941793187819011917193319491965198119972013
Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 28 records.
Counts for years before the ledger starts come from the same station rules.
Records on 12-18 in each year
YearRecords
17931
17961
18051
18141
18251
18461
18491
18522
18581
18594
18622
18641
18681
18731
18751
18762
18781
18812
18821
18842
18861
18871
18881
18894
18905
18924
18948
18951
18974
18989
18993
19002
19016
190233
190311
190425
19053
190621
190715
190816
190918
191019
19119
191233
191338
191420
191528
191657
191762
191821
1919117
192077
1921123
1922108
1923378
1924480
192574
1926173
1927151
1928165
1929366
1930230
1931360
1932353
1933506
1934209
1935138
1936466
1937459
1938185
1939900
1940242
1941213
1942281
1943419
1944191
1945598
1946199
1947266
1948354
1949561
1950289
1951867
1952450
1953373
1954507
1955611
1956333
1957901
1958524
1959477
1960477
1961885
1962759
1963571
1964840
1965402
1966644
19671,105
1968488
1969376
1970502
1971387
1972375
19731,008
1974229
1975625
1976459
1977992
1978946
19791,087
1980772
19811,362
1982537
19832,014
19841,439
19851,384
1986875
19871,505
19881,061
19891,818
19901,367
1991756
19921,045
1993697
1994643
19951,065
19961,833
19971,195
1998863
1999923
20001,572
2001906
20021,437
2003987
2004506
2005987
20061,167
2007746
20081,014
20091,253
20101,322
2011697
2012729
2013513
2014556
20151,254
20161,821
2017516
2018464
2019679
2020326
2021762
2022536
20231,293
2024780
2025994

Download the Data

  • Data for records on 1915-12-18: 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).