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Built 2026-10-19 (19 October 2026)

Weather Records on 20 May 1912

20 weather records were set or tied worldwide on 20 May 1912. Highest significance: Southampton, CA.

Key Facts for 20 May 1912

  • On 20 May 1912, 20 weather records were set or tied at long-record stations worldwide.
  • 1 were record highs and 5 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 20 daily.
  • Southampton set a daily record precipitation of 42.2 mm (1.7 in) on 20 May 1912.
  • Across 162 earlier years (1802 to 2026) the same calendar date averaged 458 records.

Record Map

20 stations
Weather records on 20 May 1912 20 station records on 20 May 1912 are marked on the map, coloured by record type.
20 station records on 20 May 1912 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 20 May 1912: highest significance records shown on the map
StationCountryTypeValueSignificance
SouthamptonCanadaRecord daily precipitation42.2 mm (1.7 in)44 of 100 (Notable)
WoodstockCanadaRecord daily precipitation35.8 mm (1.4 in)36 of 100 (Notable)
Niznij NovgorodRussiaRecord daily precipitation27.6 mm (1.1 in)36 of 100 (Notable)
Bamberg (Sternwarte)GermanyRecord daily precipitation17.0 mm (0.7 in)19 of 100 (Routine)
Madison Wb CityUnited StatesRecord daily precipitation31.5 mm (1.2 in)19 of 100 (Routine)
Sacramento 5 ESEUnited StatesRecord daily precipitation6.9 mm (0.27 in)18 of 100 (Routine)
Dubuque RiverUnited StatesRecord daily precipitation58.7 mm (2.3 in)17 of 100 (Routine)
GeorgetownCanadaRecord daily precipitation31.2 mm (1.2 in)15 of 100 (Routine)
GospicCroatiaRecord daily precipitation36.4 mm (1.4 in)15 of 100 (Routine)
DurhamUnited KingdomRecord daily precipitation14.3 mm (0.6 in)15 of 100 (Routine)
ChicoutimiCanadaRecord low minimum temperature-6.7 C (19.9 F)13 of 100 (Routine)
ArnsbergGermanyRecord daily precipitation28.4 mm (1.1 in)12 of 100 (Routine)
Fredericton UnbCanadaRecord low minimum temperature-1.1 C (30.0 F)10 of 100 (Routine)
RosedaleAustraliaRecord daily precipitation5.6 mm (0.22 in)9 of 100 (Routine)
GravenhurstCanadaRecord low minimum temperature-1.1 C (30.0 F)9 of 100 (Routine)
SarnaSwedenRecord daily precipitation8.8 mm (0.35 in)9 of 100 (Routine)
CradockSouth AfricaRecord daily precipitation6.6 mm (0.26 in)5 of 100 (Routine)
Oran-Hopital MilitaireAlgeriaRecord high minimum temperature17.0 C (62.6 F)4 of 100 (Routine)
HamiltonCanadaRecord low maximum temperature11.7 C (53.1 F)1 of 100 (Routine)
PortlandUnited StatesRecord low minimum temperature2.8 C (37.0 F)1 of 100 (Routine)

Counts by Type and Timescale

20 records
Records on 20 May 1912 by type Records set or tied on 20 May 1912 by type: Lowest daily maximum 1, Highest daily minimum 1, Lowest daily minimum 4, Heaviest daily rainfall 14. 051015Highest daily maximum: 0Lowest daily maximum: 1Highest daily minimum: 1Lowest daily minimum: 4Heaviest daily rainfall: 14Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 20 May 1912 by type: Lowest daily maximum 1, Highest daily minimum 1, Lowest daily minimum 4, Heaviest daily rainfall 14.
Records on 20 May 1912 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum1
Highest daily minimum1
Lowest daily minimum4
Heaviest daily rainfall14
Heaviest daily snowfall0
Deepest snow cover0
Records on 20 May 1912 by timescale Records on 20 May 1912 by timescale: all-time 0, monthly 0, daily 20. 05101520all-time: 0monthly: 0daily: 20all-timemonthlydaily
Records on 20 May 1912 by timescale: all-time 0, monthly 0, daily 20.
Records on 20 May 1912 by timescale
TimescaleRecords
all-time0
monthly0
daily20

How Much Records Were Beaten By

17 broken records
Histogram of margins by which records were beaten on 20 May 1912 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 20.4. Ties are not counted. 0358100 to 5: 105 to 10: 410 to 15: 115 to 20: 120 to 25: 10 to 55 to 1010 to 1515 to 2020 to 25
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 20.4. Ties are not counted.
Histogram of margins by which records were beaten on 20 May 1912
MarginRecords
0 to 510
5 to 104
10 to 151
15 to 201
20 to 251

Top 20 by Significance

20 May 1912
Top 20 records on 20 May 1912 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
20 May 1912Southampton, CAdaily rain42.2 mm (1.7 in)20.4 mm (0.8 in)33 years44 of 100 (Notable)
20 May 1912Woodstock, CAdaily rain35.8 mm (1.4 in)18.0 mm (0.7 in)35 years36 of 100 (Notable)
20 May 1912Niznij Novgorod, RUdaily rain27.6 mm (1.1 in)13.0 mm (0.5 in)28 years36 of 100 (Notable)
20 May 1912Bamberg (Sternwarte), DEdaily rain17.0 mm (0.7 in)6.9 mm (0.27 in)5 years19 of 100 (Routine)
20 May 1912Madison Wb City, USdaily rain31.5 mm (1.2 in)5.6 mm (0.22 in)34 years19 of 100 (Routine)
20 May 1912Sacramento 5 ESE, USdaily rain6.9 mm (0.27 in)4.4 mm (0.17 in)33 years18 of 100 (Routine)
20 May 1912Dubuque River, USdaily rain58.7 mm (2.3 in)3.6 mm (0.14 in)34 years17 of 100 (Routine)
20 May 1912Georgetown, CAdaily rain31.2 mm (1.2 in)5.3 mm (0.21 in)17 years15 of 100 (Routine)
20 May 1912Gospic, HRdaily rain36.4 mm (1.4 in)9.6 mm (0.38 in)15 years15 of 100 (Routine)
20 May 1912Durham, GBdaily rain14.3 mm (0.6 in)3.4 mm (0.13 in)18 years15 of 100 (Routine)
20 May 1912Chicoutimi, CAdaily low min-6.7 C (19.9 F)3.4 C (6.1 F)10 years13 of 100 (Routine)
20 May 1912Arnsberg, DEdaily rain28.4 mm (1.1 in)2.9 mm (0.11 in)13 years12 of 100 (Routine)
20 May 1912Fredericton Unb, CAdaily low min-1.1 C (30.0 F)0.5 C (0.9 F)19 years10 of 100 (Routine)
20 May 1912Rosedale, AUdaily rain5.6 mm (0.22 in)2.0 mm (0.08 in)14 years9 of 100 (Routine)
20 May 1912Gravenhurst, CAdaily low min-1.1 C (30.0 F)0.5 C (0.9 F)16 years9 of 100 (Routine)
20 May 1912Sarna, SEdaily rain8.8 mm (0.35 in)1.2 mm (0.05 in)15 years9 of 100 (Routine)
20 May 1912Cradock, ZAdaily rain6.6 mm (0.26 in)1.5 mm (0.06 in)1 year5 of 100 (Routine)
20 May 1912Oran-Hopital Militaire, DZdaily high min (Tie)17.0 C (62.6 F)tie45 years4 of 100 (Routine)
20 May 1912Hamilton, CAdaily low max (Tie)11.7 C (53.1 F)tie11 years1 of 100 (Routine)
20 May 1912Portland, USdaily low min (Tie)2.8 C (37.0 F)tie7 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

1802 to 1912
Records on 05-20 in each year Records set or tied on this calendar date in each year from 1802 to 1912. 1912 had 20 records. 01,0002,0003,0001802: 11803: 11804: 11815: 11825: 11837: 11844: 11845: 31847: 11854: 11858: 31861: 11862: 11865: 11867: 11868: 21870: 31871: 21876: 21877: 31879: 11880: 21884: 21885: 11887: 21889: 31890: 31891: 51892: 31893: 11894: 61895: 31896: 31897: 31898: 41899: 41900: 11901: 51902: 111903: 191904: 41905: 41906: 221907: 351908: 231909: 101910: 201911: 821912: 201913: 101914: 161915: 421916: 291917: 461918: 921919: 561920: 441921: 2341922: 401923: 1251924: 1891925: 2511926: 1281927: 1181928: 1381929: 3231930: 1291931: 4511932: 6891933: 4491934: 5821935: 2591936: 2071937: 2701938: 3311939: 2661940: 3371941: 3781942: 3371943: 8021944: 3151945: 4981946: 3391947: 3581948: 5141949: 5861950: 3271951: 2881952: 6151953: 5181954: 8221955: 4211956: 5651957: 7281958: 3781959: 7851960: 6121961: 3331962: 7731963: 7321964: 5171965: 2001966: 4161967: 5871968: 7431969: 8851970: 3101971: 6531972: 6121973: 4191974: 8931975: 1,3321976: 8371977: 5531978: 5341979: 6831980: 7511981: 1,5401982: 5541983: 1,3071984: 8671985: 4261986: 7901987: 1,0361988: 8051989: 7641990: 7221991: 9251992: 1,2001993: 1,2081994: 7781995: 7341996: 1,7491997: 1,1061998: 1,1241999: 6732000: 9912001: 8472002: 2,2992003: 1,2012004: 7462005: 9292006: 1,0062007: 5652008: 9992009: 1,5292010: 1,0112011: 1,1172012: 6042013: 9192014: 6292015: 1,0012016: 6922017: 1,2142018: 4602019: 1,4832020: 7842021: 9042022: 1,6432023: 1,1062024: 4782025: 9692026: 6961802187118981915193219491966198320002017
Records set or tied on this calendar date in each year from 1802 to 1912. 1912 had 20 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-20 in each year
YearRecords
18021
18031
18041
18151
18251
18371
18441
18453
18471
18541
18583
18611
18621
18651
18671
18682
18703
18712
18762
18773
18791
18802
18842
18851
18872
18893
18903
18915
18923
18931
18946
18953
18963
18973
18984
18994
19001
19015
190211
190319
19044
19054
190622
190735
190823
190910
191020
191182
191220
191310
191416
191542
191629
191746
191892
191956
192044
1921234
192240
1923125
1924189
1925251
1926128
1927118
1928138
1929323
1930129
1931451
1932689
1933449
1934582
1935259
1936207
1937270
1938331
1939266
1940337
1941378
1942337
1943802
1944315
1945498
1946339
1947358
1948514
1949586
1950327
1951288
1952615
1953518
1954822
1955421
1956565
1957728
1958378
1959785
1960612
1961333
1962773
1963732
1964517
1965200
1966416
1967587
1968743
1969885
1970310
1971653
1972612
1973419
1974893
19751,332
1976837
1977553
1978534
1979683
1980751
19811,540
1982554
19831,307
1984867
1985426
1986790
19871,036
1988805
1989764
1990722
1991925
19921,200
19931,208
1994778
1995734
19961,749
19971,106
19981,124
1999673
2000991
2001847
20022,299
20031,201
2004746
2005929
20061,006
2007565
2008999
20091,529
20101,011
20111,117
2012604
2013919
2014629
20151,001
2016692
20171,214
2018460
20191,483
2020784
2021904
20221,643
20231,106
2024478
2025969
2026696

Download the Data

  • Data for records on 1912-05-20: 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).