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Built 2026-10-19 (19 October 2026)

Weather Records on 31 August 1920

46 weather records were set or tied worldwide on 31 August 1920. Highest significance: Milan, IT.

Key Facts for 31 August 1920

  • On 31 August 1920, 46 weather records were set or tied at long-record stations worldwide.
  • 9 were record highs and 14 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 4 monthly and 42 daily.
  • Milan set a daily record low maximum temperature of 18.2 C (64.8 F) on 31 August 1920.
  • Across 165 earlier years (1796 to 2026) the same calendar date averaged 438 records.

Record Map

46 stations
Weather records on 31 August 1920 46 station records on 31 August 1920 are marked on the map, coloured by record type.
46 station records on 31 August 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 31 August 1920: highest significance records shown on the map
StationCountryTypeValueSignificance
MilanItalyRecord low maximum temperature18.2 C (64.8 F)37 of 100 (Notable)
Berlin-DahlemGermanyRecord daily precipitation26.5 mm (1.0 in)36 of 100 (Notable)
Brandon CdaCanadaRecord daily precipitation34.8 mm (1.4 in)25 of 100 (Routine)
Concordia ASOSUnited StatesRecord daily precipitation36.1 mm (1.4 in)23 of 100 (Routine)
WeissenburgGermanyRecord low maximum temperature13.0 C (55.4 F)22 of 100 (Routine)
MinnedosaCanadaRecord daily precipitation24.9 mm (1.0 in)20 of 100 (Routine)
Frankfurt/Main (Feldbergstr.)GermanyRecord daily precipitation16.1 mm (0.6 in)20 of 100 (Routine)
EllistonAustraliaRecord daily precipitation18.5 mm (0.7 in)18 of 100 (Routine)
Herbert ValeAustraliaRecord daily precipitation7.9 mm (0.31 in)18 of 100 (Routine)
Lillimur EstateAustraliaRecord daily precipitation8.9 mm (0.35 in)16 of 100 (Routine)
Rapid City ForrestCanadaRecord daily precipitation18.8 mm (0.7 in)16 of 100 (Routine)
WarenGermanyRecord low maximum temperature13.7 C (56.7 F)16 of 100 (Routine)
IrkutskRussiaRecord low minimum temperature-2.3 C (27.9 F)16 of 100 (Routine)
Aleksandrovsk-SahalinskijRussiaRecord high minimum temperature20.0 C (68.0 F)16 of 100 (Routine)
FranklinUnited StatesRecord daily precipitation24.4 mm (1.0 in)16 of 100 (Routine)
Pointe Au PereCanadaRecord low maximum temperature10.0 C (50.0 F)15 of 100 (Routine)
CharlottetownCanadaRecord high minimum temperature18.3 C (64.9 F)15 of 100 (Routine)
PlauenGermanyRecord low maximum temperature12.2 C (54.0 F)15 of 100 (Routine)
MundallioAustraliaRecord daily precipitation3.6 mm (0.14 in)14 of 100 (Routine)
PiteaSwedenRecord low minimum temperature1.0 C (33.8 F)14 of 100 (Routine)
Somerville 4 NWUnited StatesRecord high minimum temperature20.0 C (68.0 F)14 of 100 (Routine)
Montreal McGillCanadaRecord daily precipitation37.8 mm (1.5 in)13 of 100 (Routine)
CulbertsonUnited StatesRecord daily precipitation24.4 mm (1.0 in)13 of 100 (Routine)
NurnbergGermanyRecord low maximum temperature13.9 C (57.0 F)12 of 100 (Routine)
OhringenGermanyRecord daily precipitation12.1 mm (0.5 in)12 of 100 (Routine)
Kaisersbach-CronhutteGermanyRecord daily precipitation14.5 mm (0.6 in)12 of 100 (Routine)
ChaplinCanadaRecord daily precipitation6.1 mm (0.24 in)11 of 100 (Routine)
BambergGermanyRecord low maximum temperature12.4 C (54.3 F)11 of 100 (Routine)
AltastenbergGermanyRecord daily precipitation12.0 mm (0.5 in)11 of 100 (Routine)
Port BroughtonAustraliaRecord daily precipitation7.6 mm (0.30 in)10 of 100 (Routine)
Algiers-Ville/UniversiteAlgeriaRecord low minimum temperature18.0 C (64.4 F)9 of 100 (Routine)
Bramfield Post OfficeAustraliaRecord daily precipitation13.7 mm (0.5 in)9 of 100 (Routine)
HillviewCanadaRecord daily precipitation26.9 mm (1.1 in)7 of 100 (Routine)
SydneyCanadaRecord high minimum temperature20.0 C (68.0 F)7 of 100 (Routine)
WienAustriaRecord low minimum temperature7.5 C (45.5 F)6 of 100 (Routine)
Heinersreuth-VollhofGermanyRecord low maximum temperature12.6 C (54.7 F)6 of 100 (Routine)
Hawker (Wilson)AustraliaRecord daily precipitation2.8 mm (0.11 in)4 of 100 (Routine)
Montgomery Wb CityUnited StatesRecord high minimum temperature24.4 C (75.9 F)4 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord high minimum temperature22.8 C (73.0 F)4 of 100 (Routine)
YardeaAustraliaRecord daily precipitation5.8 mm (0.23 in)3 of 100 (Routine)
HalifaxCanadaRecord high minimum temperature16.7 C (62.1 F)3 of 100 (Routine)
Cape May 2 NWUnited StatesRecord high maximum temperature31.1 C (88.0 F)2 of 100 (Routine)
Curnomona (Curnamona)AustraliaRecord daily precipitation0.5 mm (0.02 in)1 of 100 (Routine)
St John'sCanadaRecord high minimum temperature15.6 C (60.1 F)1 of 100 (Routine)
Vasteras-HassloSwedenRecord low maximum temperature12.5 C (54.5 F)1 of 100 (Routine)
Spokane Intl APUnited StatesRecord low minimum temperature5.6 C (42.1 F)1 of 100 (Routine)

Counts by Type and Timescale

46 records
Records on 31 August 1920 by type Records set or tied on 31 August 1920 by type: Highest daily maximum 1, Lowest daily maximum 9, Highest daily minimum 8, Lowest daily minimum 5, Heaviest daily rainfall 23. 0102030Highest daily maximum: 1Lowest daily maximum: 9Highest daily minimum: 8Lowest daily minimum: 5Heaviest daily rainfall: 23Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 31 August 1920 by type: Highest daily maximum 1, Lowest daily maximum 9, Highest daily minimum 8, Lowest daily minimum 5, Heaviest daily rainfall 23.
Records on 31 August 1920 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum9
Highest daily minimum8
Lowest daily minimum5
Heaviest daily rainfall23
Heaviest daily snowfall0
Deepest snow cover0
Records on 31 August 1920 by timescale Records on 31 August 1920 by timescale: all-time 0, monthly 4, daily 42. 0204060all-time: 0monthly: 4daily: 42all-timemonthlydaily
Records on 31 August 1920 by timescale: all-time 0, monthly 4, daily 42.
Records on 31 August 1920 by timescale
TimescaleRecords
all-time0
monthly4
daily42

How Much Records Were Beaten By

34 broken records
Histogram of margins by which records were beaten on 31 August 1920 Margins by which the 34 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 20.6. Ties are not counted. 01020300 to 5: 255 to 10: 210 to 15: 415 to 20: 220 to 25: 10 to 55 to 1010 to 1515 to 2020 to 25
Margins by which the 34 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 20.6. Ties are not counted.
Histogram of margins by which records were beaten on 31 August 1920
MarginRecords
0 to 525
5 to 102
10 to 154
15 to 202
20 to 251

Top 20 by Significance

31 August 1920
Top 20 records on 31 August 1920 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
31 August 1920Milan, ITdaily low max18.2 C (64.8 F)0.3 C (0.5 F)92 years37 of 100 (Notable)
31 August 1920Berlin-Dahlem, DEdaily rain26.5 mm (1.0 in)15.8 mm (0.6 in)8 years36 of 100 (Notable)
31 August 1920Brandon Cda, CAdaily rain34.8 mm (1.4 in)19.1 mm (0.8 in)15 years25 of 100 (Routine)
31 August 1920Concordia ASOS, USdaily rain36.1 mm (1.4 in)20.6 mm (0.8 in)10 years23 of 100 (Routine)
31 August 1920Weissenburg, DEmonthly low max13.0 C (55.4 F)0.1 C (0.2 F)29 years22 of 100 (Routine)
31 August 1920Minnedosa, CAdaily rain24.9 mm (1.0 in)13.0 mm (0.5 in)38 years20 of 100 (Routine)
31 August 1920Frankfurt/Main (Feldbergstr.), DEdaily rain16.1 mm (0.6 in)4.7 mm (0.19 in)43 years20 of 100 (Routine)
31 August 1920Elliston, AUdaily rain18.5 mm (0.7 in)7.3 mm (0.29 in)5 years18 of 100 (Routine)
31 August 1920Herbert Vale, AUdaily rain7.9 mm (0.31 in)7.9 mm (0.31 in)29 years18 of 100 (Routine)
31 August 1920Lillimur Estate, AUdaily rain8.9 mm (0.35 in)1.8 mm (0.07 in)31 years16 of 100 (Routine)
31 August 1920Rapid City Forrest, CAdaily rain18.8 mm (0.7 in)13.0 mm (0.5 in)12 years16 of 100 (Routine)
31 August 1920Waren, DEmonthly low max13.7 C (56.7 F)0.1 C (0.2 F)11 years16 of 100 (Routine)
31 August 1920Irkutsk, RUdaily low min-2.3 C (27.9 F)2.3 C (4.1 F)25 years16 of 100 (Routine)
31 August 1920Aleksandrovsk-Sahalinskij, RUdaily high min20.0 C (68.0 F)4.4 C (7.9 F)3 years16 of 100 (Routine)
31 August 1920Franklin, USdaily rain24.4 mm (1.0 in)10.7 mm (0.4 in)19 years16 of 100 (Routine)
31 August 1920Pointe Au Pere, CAdaily low max10.0 C (50.0 F)2.2 C (4.0 F)19 years15 of 100 (Routine)
31 August 1920Charlottetown, CAdaily high min18.3 C (64.9 F)0.5 C (0.9 F)35 years15 of 100 (Routine)
31 August 1920Plauen, DEdaily low max12.2 C (54.0 F)2.0 C (3.6 F)29 years15 of 100 (Routine)
31 August 1920Mundallio, AUdaily rain3.6 mm (0.14 in)1.1 mm (0.04 in)30 years14 of 100 (Routine)
31 August 1920Pitea, SEdaily low min1.0 C (33.8 F)1.0 C (1.8 F)28 years14 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

1796 to 1920
Records on 08-31 in each year Records set or tied on this calendar date in each year from 1796 to 1920. 1920 had 46 records. 05001,0001,5002,0001796: 11806: 11807: 21813: 11814: 11816: 11827: 11836: 11846: 11849: 11851: 11856: 21858: 11859: 11860: 11861: 11863: 11867: 11869: 11873: 11875: 11876: 11877: 21879: 21881: 31882: 21885: 11886: 51887: 11889: 11890: 21892: 31893: 11894: 11895: 11896: 11897: 51898: 101899: 41900: 31901: 51902: 51903: 161904: 131905: 81906: 471907: 61908: 121909: 391910: 201911: 311912: 341913: 401914: 231915: 711916: 71917: 601918: 581919: 251920: 461921: 861922: 581923: 631924: 2321925: 1111926: 1481927: 1031928: 2011929: 3001930: 2431931: 1921932: 8071933: 4241934: 3811935: 5401936: 2261937: 5081938: 3241939: 2961940: 4001941: 5281942: 4221943: 6501944: 6381945: 5721946: 5451947: 4731948: 3671949: 4091950: 6621951: 9101952: 3881953: 1,0541954: 6331955: 5391956: 7341957: 3171958: 4171959: 4961960: 3661961: 6251962: 4321963: 4151964: 5911965: 8861966: 8301967: 9521968: 5621969: 4741970: 5581971: 3261972: 2871973: 7931974: 5871975: 6581976: 7321977: 6211978: 8911979: 4001980: 7011981: 6921982: 5861983: 7881984: 8661985: 8541986: 1,2181987: 8361988: 5701989: 6221990: 9661991: 8481992: 1,2741993: 1,2861994: 1,1391995: 1,0771996: 1,4511997: 9431998: 1,1631999: 9882000: 1,5452001: 9442002: 8522003: 1,2322004: 9632005: 1,7822006: 1,1472007: 1,1102008: 8702009: 1,2242010: 1,4902011: 9942012: 9322013: 7712014: 4582015: 1,0742016: 5992017: 5962018: 3662019: 7812020: 7372021: 5532022: 1,1912023: 6002024: 7662025: 3072026: 5951796186718951912192919461963198019972014
Records set or tied on this calendar date in each year from 1796 to 1920. 1920 had 46 records.
Counts for years before the ledger starts come from the same station rules.
Records on 08-31 in each year
YearRecords
17961
18061
18072
18131
18141
18161
18271
18361
18461
18491
18511
18562
18581
18591
18601
18611
18631
18671
18691
18731
18751
18761
18772
18792
18813
18822
18851
18865
18871
18891
18902
18923
18931
18941
18951
18961
18975
189810
18994
19003
19015
19025
190316
190413
19058
190647
19076
190812
190939
191020
191131
191234
191340
191423
191571
19167
191760
191858
191925
192046
192186
192258
192363
1924232
1925111
1926148
1927103
1928201
1929300
1930243
1931192
1932807
1933424
1934381
1935540
1936226
1937508
1938324
1939296
1940400
1941528
1942422
1943650
1944638
1945572
1946545
1947473
1948367
1949409
1950662
1951910
1952388
19531,054
1954633
1955539
1956734
1957317
1958417
1959496
1960366
1961625
1962432
1963415
1964591
1965886
1966830
1967952
1968562
1969474
1970558
1971326
1972287
1973793
1974587
1975658
1976732
1977621
1978891
1979400
1980701
1981692
1982586
1983788
1984866
1985854
19861,218
1987836
1988570
1989622
1990966
1991848
19921,274
19931,286
19941,139
19951,077
19961,451
1997943
19981,163
1999988
20001,545
2001944
2002852
20031,232
2004963
20051,782
20061,147
20071,110
2008870
20091,224
20101,490
2011994
2012932
2013771
2014458
20151,074
2016599
2017596
2018366
2019781
2020737
2021553
20221,191
2023600
2024766
2025307
2026595

Download the Data

  • Data for records on 1920-08-31: 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).