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Weather Records on 17 December 1915

31 weather records were set or tied worldwide on 17 December 1915. Highest significance: Montgomery Wb City, US.

Key Facts for 17 December 1915

  • On 17 December 1915, 31 weather records were set or tied at long-record stations worldwide.
  • 3 were record highs and 5 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 31 daily.
  • Montgomery Wb City set a daily record precipitation of 84.3 mm (3.3 in) on 17 December 1915.
  • Across 160 earlier years (1793 to 2025) the same calendar date averaged 466 records.

Record Map

31 stations
Weather records on 17 December 1915 31 station records on 17 December 1915 are marked on the map, coloured by record type.
31 station records on 17 December 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 17 December 1915: highest significance records shown on the map
StationCountryTypeValueSignificance
Montgomery Wb CityUnited StatesRecord daily precipitation84.3 mm (3.3 in)56 of 100 (Notable)
Chattanooga Wb CityUnited StatesRecord daily precipitation64.0 mm (2.5 in)39 of 100 (Notable)
MalvernUnited StatesRecord daily precipitation54.6 mm (2.1 in)31 of 100 (Routine)
Lexington Bluegrass APUnited StatesRecord daily precipitation36.3 mm (1.4 in)30 of 100 (Routine)
Morgantown 1United StatesRecord daily precipitation34.3 mm (1.4 in)26 of 100 (Routine)
Port ArthurCanadaRecord daily snowfall8.4 cm (3.3 in)25 of 100 (Routine)
Inverell ComparisonAustraliaRecord low maximum temperature20.1 C (68.2 F)21 of 100 (Routine)
Marseille Obs. Palais-LonchampFranceRecord daily precipitation25.0 mm (1.0 in)21 of 100 (Routine)
Port ArthurCanadaRecord daily precipitation8.4 mm (0.33 in)20 of 100 (Routine)
Port DoverCanadaRecord daily precipitation14.0 mm (0.6 in)20 of 100 (Routine)
TuranvilleAustraliaRecord daily precipitation58.4 mm (2.3 in)20 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord daily precipitation19.1 mm (0.8 in)19 of 100 (Routine)
HambantotaSri LankaRecord high minimum temperature24.5 C (76.1 F)19 of 100 (Routine)
Morgantown 1United StatesRecord high maximum temperature16.1 C (61.0 F)19 of 100 (Routine)
WellandCanadaRecord daily precipitation17.3 mm (0.7 in)17 of 100 (Routine)
Windsor RiversideCanadaRecord daily precipitation15.2 mm (0.6 in)17 of 100 (Routine)
AuroraCanadaRecord daily precipitation16.5 mm (0.6 in)17 of 100 (Routine)
Walgett Council DepotAustraliaRecord low minimum temperature10.3 C (50.5 F)16 of 100 (Routine)
HaldenNorwayRecord snow depth20.0 cm (7.9 in)16 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord low maximum temperature16.7 C (62.1 F)13 of 100 (Routine)
Nelson Bay (Nelson Head)AustraliaRecord daily precipitation16.8 mm (0.7 in)12 of 100 (Routine)
Darwin Post OfficeAustraliaRecord daily precipitation89.2 mm (3.5 in)11 of 100 (Routine)
Port StanleyCanadaRecord daily precipitation21.8 mm (0.9 in)11 of 100 (Routine)
Bird RocksCanadaRecord high maximum temperature11.7 C (53.1 F)11 of 100 (Routine)
Botany No.1 DamAustraliaRecord daily precipitation21.8 mm (0.9 in)10 of 100 (Routine)
MaccueCanadaRecord daily precipitation10.2 mm (0.4 in)10 of 100 (Routine)
OrilliaCanadaRecord daily precipitation20.3 mm (0.8 in)10 of 100 (Routine)
Gunnedah PoolAustraliaRecord low maximum temperature24.4 C (75.9 F)9 of 100 (Routine)
Burwood 1AustraliaRecord daily precipitation18.5 mm (0.7 in)9 of 100 (Routine)
EscanabaUnited StatesRecord daily precipitation15.2 mm (0.6 in)6 of 100 (Routine)
St AlbansCanadaRecord low minimum temperature-33.3 C (-27.9 F)1 of 100 (Routine)

Counts by Type and Timescale

31 records
Records on 17 December 1915 by type Records set or tied on 17 December 1915 by type: Highest daily maximum 2, Lowest daily maximum 3, Highest daily minimum 1, Lowest daily minimum 2, Heaviest daily rainfall 21, Heaviest daily snowfall 1, Deepest snow cover 1. 0102030Highest daily maximum: 2Lowest daily maximum: 3Highest daily minimum: 1Lowest daily minimum: 2Heaviest daily rainfall: 21Heaviest daily snowfall: 1Deepest snow cover: 1Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 17 December 1915 by type: Highest daily maximum 2, Lowest daily maximum 3, Highest daily minimum 1, Lowest daily minimum 2, Heaviest daily rainfall 21, Heaviest daily snowfall 1, Deepest snow cover 1.
Records on 17 December 1915 by type
Record typeRecords
Highest daily maximum2
Lowest daily maximum3
Highest daily minimum1
Lowest daily minimum2
Heaviest daily rainfall21
Heaviest daily snowfall1
Deepest snow cover1
Records on 17 December 1915 by timescale Records on 17 December 1915 by timescale: all-time 0, monthly 0, daily 31. 010203040all-time: 0monthly: 0daily: 31all-timemonthlydaily
Records on 17 December 1915 by timescale: all-time 0, monthly 0, daily 31.
Records on 17 December 1915 by timescale
TimescaleRecords
all-time0
monthly0
daily31

How Much Records Were Beaten By

30 broken records
Histogram of margins by which records were beaten on 17 December 1915 Margins by which the 30 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 70.0. Ties are not counted. 051015200 to 10: 2010 to 20: 420 to 30: 130 to 40: 140 to 50: 250 to 60: 060 to 70: 20 to 1010 to 2020 to 3030 to 4040 to 5050 to 6060 to 70
Margins by which the 30 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 70.0. Ties are not counted.
Histogram of margins by which records were beaten on 17 December 1915
MarginRecords
0 to 1020
10 to 204
20 to 301
30 to 401
40 to 502
50 to 600
60 to 702

Top 20 by Significance

17 December 1915
Top 20 records on 17 December 1915 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
17 December 1915Montgomery Wb City, USdaily rain84.3 mm (3.3 in)67.8 mm (2.7 in)42 years56 of 100 (Notable)
17 December 1915Chattanooga Wb City, USdaily rain64.0 mm (2.5 in)47.7 mm (1.9 in)2 years39 of 100 (Notable)
17 December 1915Malvern, USdaily rain54.6 mm (2.1 in)39.4 mm (1.6 in)8 years31 of 100 (Routine)
17 December 1915Lexington Bluegrass AP, USdaily rain36.3 mm (1.4 in)22.6 mm (0.9 in)8 years30 of 100 (Routine)
17 December 1915Morgantown 1, USdaily rain34.3 mm (1.4 in)16.5 mm (0.6 in)8 years26 of 100 (Routine)
17 December 1915Port Arthur, CAdaily snowfall8.4 cm (3.3 in)4.6 cm (1.8 in)31 years25 of 100 (Routine)
17 December 1915Inverell Comparison, AUdaily low max20.1 C (68.2 F)3.8 C (6.8 F)29 years21 of 100 (Routine)
17 December 1915Marseille Obs. Palais-Lonchamp, FRdaily rain25.0 mm (1.0 in)12.6 mm (0.5 in)24 years21 of 100 (Routine)
17 December 1915Port Arthur, CAdaily rain8.4 mm (0.33 in)4.6 mm (0.18 in)31 years20 of 100 (Routine)
17 December 1915Port Dover, CAdaily rain14.0 mm (0.6 in)3.6 mm (0.14 in)38 years20 of 100 (Routine)
17 December 1915Turanville, AUdaily rain58.4 mm (2.3 in)17.3 mm (0.7 in)8 years20 of 100 (Routine)
17 December 1915Sydney (Observatory Hill), AUdaily rain19.1 mm (0.8 in)7.7 mm (0.30 in)24 years19 of 100 (Routine)
17 December 1915Hambantota, LKdaily high min24.5 C (76.1 F)0.6 C (1.1 F)33 years19 of 100 (Routine)
17 December 1915Morgantown 1, USdaily high max16.1 C (61.0 F)2.8 C (5.0 F)37 years19 of 100 (Routine)
17 December 1915Welland, CAdaily rain17.3 mm (0.7 in)7.1 mm (0.28 in)17 years17 of 100 (Routine)
17 December 1915Windsor Riverside, CAdaily rain15.2 mm (0.6 in)7.6 mm (0.30 in)6 years17 of 100 (Routine)
17 December 1915Aurora, CAdaily rain16.5 mm (0.6 in)5.6 mm (0.22 in)17 years17 of 100 (Routine)
17 December 1915Walgett Council Depot, AUdaily low min10.3 C (50.5 F)2.5 C (4.5 F)24 years16 of 100 (Routine)
17 December 1915Halden, NOdaily snow depth20.0 cm (7.9 in)7.0 cm (2.8 in)18 years16 of 100 (Routine)
17 December 1915Sydney (Observatory Hill), AUdaily low max16.7 C (62.1 F)1.1 C (2.0 F)22 years13 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 12-17 in each year Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 31 records. 01,0002,0003,0001793: 21796: 11806: 21808: 21814: 11815: 11839: 11845: 11846: 41847: 11848: 11859: 31866: 11867: 11868: 11869: 21873: 21876: 31877: 21878: 11879: 21881: 21885: 11886: 11888: 21889: 21890: 41892: 41893: 21894: 41895: 31896: 41897: 41898: 21899: 11900: 61901: 51902: 471903: 21904: 141905: 21906: 171907: 91908: 131909: 51910: 371911: 121912: 151913: 211914: 171915: 311916: 211917: 211918: 211919: 1091920: 971921: 941922: 1201923: 1701924: 5051925: 791926: 1721927: 1431928: 3591929: 2211930: 3621931: 2171932: 6841933: 7101934: 2001935: 871936: 5041937: 3791938: 1181939: 1,1261940: 2481941: 2611942: 5071943: 4441944: 1891945: 6211946: 2071947: 2581948: 3161949: 2961950: 2941951: 7731952: 2771953: 2831954: 4091955: 4191956: 4481957: 6861958: 5401959: 5481960: 4921961: 9111962: 6761963: 5311964: 1,2391965: 4821966: 5161967: 1,1211968: 3381969: 2381970: 8201971: 7811972: 6011973: 1,0161974: 3901975: 4741976: 5071977: 1,0241978: 7101979: 9511980: 1,1161981: 1,3541982: 5691983: 1,2641984: 1,6181985: 1,2101986: 7431987: 1,1911988: 4811989: 2,9051990: 8661991: 5771992: 1,4611993: 7611994: 6851995: 9561996: 1,2121997: 1,2791998: 6951999: 9012000: 1,5662001: 1,2622002: 8582003: 7512004: 5542005: 8062006: 1,3072007: 1,1002008: 1,3542009: 9262010: 1,4052011: 4302012: 9422013: 7182014: 3702015: 1,3782016: 1,5212017: 4082018: 4982019: 9172020: 7682021: 9082022: 5952023: 9312024: 5602025: 1,1981793187618991916193319501967198420012018
Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 31 records.
Counts for years before the ledger starts come from the same station rules.
Records on 12-17 in each year
YearRecords
17932
17961
18062
18082
18141
18151
18391
18451
18464
18471
18481
18593
18661
18671
18681
18692
18732
18763
18772
18781
18792
18812
18851
18861
18882
18892
18904
18924
18932
18944
18953
18964
18974
18982
18991
19006
19015
190247
19032
190414
19052
190617
19079
190813
19095
191037
191112
191215
191321
191417
191531
191621
191721
191821
1919109
192097
192194
1922120
1923170
1924505
192579
1926172
1927143
1928359
1929221
1930362
1931217
1932684
1933710
1934200
193587
1936504
1937379
1938118
19391,126
1940248
1941261
1942507
1943444
1944189
1945621
1946207
1947258
1948316
1949296
1950294
1951773
1952277
1953283
1954409
1955419
1956448
1957686
1958540
1959548
1960492
1961911
1962676
1963531
19641,239
1965482
1966516
19671,121
1968338
1969238
1970820
1971781
1972601
19731,016
1974390
1975474
1976507
19771,024
1978710
1979951
19801,116
19811,354
1982569
19831,264
19841,618
19851,210
1986743
19871,191
1988481
19892,905
1990866
1991577
19921,461
1993761
1994685
1995956
19961,212
19971,279
1998695
1999901
20001,566
20011,262
2002858
2003751
2004554
2005806
20061,307
20071,100
20081,354
2009926
20101,405
2011430
2012942
2013718
2014370
20151,378
20161,521
2017408
2018498
2019917
2020768
2021908
2022595
2023931
2024560
20251,198

Download the Data

  • Data for records on 1915-12-17: 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).