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Weather Records on 12 August 1904

13 weather records were set or tied worldwide on 12 August 1904. Highest significance: Vastervik, SE.

Key Facts for 12 August 1904

  • On 12 August 1904, 13 weather records were set or tied at long-record stations worldwide.
  • 5 were record highs and 0 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 13 daily.
  • Vastervik set a daily record precipitation of 27.4 mm (1.1 in) on 12 August 1904.
  • Across 166 earlier years (1793 to 2026) the same calendar date averaged 450 records.

Record Map

13 stations
Weather records on 12 August 1904 13 station records on 12 August 1904 are marked on the map, coloured by record type.
13 station records on 12 August 1904 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 12 August 1904: highest significance records shown on the map
StationCountryTypeValueSignificance
VastervikSwedenRecord daily precipitation27.4 mm (1.1 in)26 of 100 (Routine)
KewAustraliaRecord daily precipitation11.4 mm (0.4 in)20 of 100 (Routine)
Montgomery Wb CityUnited StatesRecord daily precipitation31.0 mm (1.2 in)20 of 100 (Routine)
Rokewood (the Meadows)AustraliaRecord daily precipitation9.1 mm (0.36 in)14 of 100 (Routine)
Linkoeping-MalmslaettSwedenRecord daily precipitation22.8 mm (0.9 in)13 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high minimum temperature16.1 C (61.0 F)11 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord high maximum temperature20.1 C (68.2 F)8 of 100 (Routine)
HambantotaSri LankaRecord high maximum temperature34.7 C (94.5 F)8 of 100 (Routine)
Visby_FlygplatsSwedenRecord daily precipitation9.2 mm (0.36 in)8 of 100 (Routine)
Ilulissat (Jakobshavn)Greenland [Denmark]Record high minimum temperature6.9 C (44.4 F)7 of 100 (Routine)
TallinnEstoniaRecord daily precipitation17.8 mm (0.7 in)6 of 100 (Routine)
OrebroSwedenRecord daily precipitation20.0 mm (0.8 in)6 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord high maximum temperature32.2 C (90.0 F)3 of 100 (Routine)

Counts by Type and Timescale

13 records
Records on 12 August 1904 by type Records set or tied on 12 August 1904 by type: Highest daily maximum 3, Highest daily minimum 2, Heaviest daily rainfall 8. 02468Highest daily maximum: 3Lowest daily maximum: 0Highest daily minimum: 2Lowest daily minimum: 0Heaviest daily rainfall: 8Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 12 August 1904 by type: Highest daily maximum 3, Highest daily minimum 2, Heaviest daily rainfall 8.
Records on 12 August 1904 by type
Record typeRecords
Highest daily maximum3
Lowest daily maximum0
Highest daily minimum2
Lowest daily minimum0
Heaviest daily rainfall8
Heaviest daily snowfall0
Deepest snow cover0
Records on 12 August 1904 by timescale Records on 12 August 1904 by timescale: all-time 0, monthly 0, daily 13. 051015all-time: 0monthly: 0daily: 13all-timemonthlydaily
Records on 12 August 1904 by timescale: all-time 0, monthly 0, daily 13.
Records on 12 August 1904 by timescale
TimescaleRecords
all-time0
monthly0
daily13

How Much Records Were Beaten By

12 broken records
Histogram of margins by which records were beaten on 12 August 1904 Margins by which the 12 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 14.0. Ties are not counted. 024680 to 2: 72 to 4: 14 to 6: 16 to 8: 18 to 10: 010 to 12: 012 to 14: 20 to 22 to 44 to 66 to 88 to 1010 to 1212 to 14
Margins by which the 12 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 14.0. Ties are not counted.
Histogram of margins by which records were beaten on 12 August 1904
MarginRecords
0 to 27
2 to 41
4 to 61
6 to 81
8 to 100
10 to 120
12 to 142

Top 20 by Significance

12 August 1904
Top 13 records on 12 August 1904 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
12 August 1904Vastervik, SEdaily rain27.4 mm (1.1 in)14.0 mm (0.6 in)14 years26 of 100 (Routine)
12 August 1904Kew, AUdaily rain11.4 mm (0.4 in)7.3 mm (0.29 in)30 years20 of 100 (Routine)
12 August 1904Montgomery Wb City, USdaily rain31.0 mm (1.2 in)12.2 mm (0.5 in)25 years20 of 100 (Routine)
12 August 1904Rokewood (the Meadows), AUdaily rain9.1 mm (0.36 in)2.7 mm (0.11 in)17 years14 of 100 (Routine)
12 August 1904Linkoeping-Malmslaett, SEdaily rain22.8 mm (0.9 in)4.3 mm (0.17 in)14 years13 of 100 (Routine)
12 August 1904Winnipeg St Johns Coll, CAdaily high min16.1 C (61.0 F)0.5 C (0.9 F)23 years11 of 100 (Routine)
12 August 1904Sydney (Observatory Hill), AUdaily high max20.1 C (68.2 F)0.2 C (0.4 F)15 years8 of 100 (Routine)
12 August 1904Hambantota, LKdaily high max34.7 C (94.5 F)0.2 C (0.4 F)14 years8 of 100 (Routine)
12 August 1904Visby_Flygplats, SEdaily rain9.2 mm (0.36 in)0.2 mm (0.01 in)14 years8 of 100 (Routine)
12 August 1904Ilulissat (Jakobshavn), GLdaily high min6.9 C (44.4 F)0.4 C (0.7 F)10 years7 of 100 (Routine)
12 August 1904Tallinn, EEdaily rain17.8 mm (0.7 in)1.9 mm (0.07 in)2 years6 of 100 (Routine)
12 August 1904Orebro, SEdaily rain20.0 mm (0.8 in)0.7 mm (0.03 in)8 years6 of 100 (Routine)
12 August 1904La Crosse Wb City, USdaily high max (Tie)32.2 C (90.0 F)tie30 years3 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 1904
Records on 08-12 in each year Records set or tied on this calendar date in each year from 1793 to 1904. 1904 had 13 records. 05001,0001,5002,0001793: 11796: 11811: 21814: 11815: 11825: 11843: 11851: 11854: 11855: 21856: 11861: 11864: 31865: 11867: 11868: 11871: 21872: 11873: 11874: 21875: 31876: 21879: 11881: 21883: 11884: 11885: 11887: 21888: 21889: 41890: 41891: 41892: 21893: 11894: 11895: 61896: 21897: 41898: 11899: 101900: 11901: 51902: 91903: 141904: 131905: 161906: 81907: 81908: 311909: 421910: 161911: 331912: 401913: 391914: 261915: 461916: 311917: 1341918: 371919: 421920: 261921: 1741922: 711923: 891924: 2671925: 1501926: 1541927: 1451928: 1731929: 2761930: 5011931: 7081932: 4181933: 2711934: 4711935: 4081936: 5911937: 3561938: 2371939: 2821940: 5451941: 4811942: 2571943: 5231944: 5951945: 2951946: 6551947: 7291948: 3841949: 4691950: 4421951: 3571952: 5331953: 2271954: 9691955: 5901956: 2651957: 3841958: 4061959: 3881960: 7071961: 3811962: 4661963: 5591964: 1,3461965: 9771966: 7771967: 1,1351968: 4441969: 6291970: 4221971: 4861972: 4731973: 4421974: 5601975: 5931976: 4951977: 7471978: 5711979: 1,1921980: 6921981: 6651982: 7891983: 9231984: 6651985: 9351986: 6151987: 9351988: 1,5181989: 8271990: 7271991: 7261992: 1,1341993: 9361994: 8611995: 1,6541996: 1,3361997: 1,3631998: 1,2151999: 1,3252000: 7412001: 8552002: 1,3452003: 1,7522004: 1,8722005: 1,0852006: 8742007: 1,2092008: 9702009: 8142010: 1,9072011: 9032012: 9102013: 4272014: 7872015: 7572016: 1,2902017: 5332018: 5712019: 6952020: 7302021: 9802022: 6162023: 7792024: 6592025: 6392026: 8491793187218941911192819451962197919962013
Records set or tied on this calendar date in each year from 1793 to 1904. 1904 had 13 records.
Counts for years before the ledger starts come from the same station rules.
Records on 08-12 in each year
YearRecords
17931
17961
18112
18141
18151
18251
18431
18511
18541
18552
18561
18611
18643
18651
18671
18681
18712
18721
18731
18742
18753
18762
18791
18812
18831
18841
18851
18872
18882
18894
18904
18914
18922
18931
18941
18956
18962
18974
18981
189910
19001
19015
19029
190314
190413
190516
19068
19078
190831
190942
191016
191133
191240
191339
191426
191546
191631
1917134
191837
191942
192026
1921174
192271
192389
1924267
1925150
1926154
1927145
1928173
1929276
1930501
1931708
1932418
1933271
1934471
1935408
1936591
1937356
1938237
1939282
1940545
1941481
1942257
1943523
1944595
1945295
1946655
1947729
1948384
1949469
1950442
1951357
1952533
1953227
1954969
1955590
1956265
1957384
1958406
1959388
1960707
1961381
1962466
1963559
19641,346
1965977
1966777
19671,135
1968444
1969629
1970422
1971486
1972473
1973442
1974560
1975593
1976495
1977747
1978571
19791,192
1980692
1981665
1982789
1983923
1984665
1985935
1986615
1987935
19881,518
1989827
1990727
1991726
19921,134
1993936
1994861
19951,654
19961,336
19971,363
19981,215
19991,325
2000741
2001855
20021,345
20031,752
20041,872
20051,085
2006874
20071,209
2008970
2009814
20101,907
2011903
2012910
2013427
2014787
2015757
20161,290
2017533
2018571
2019695
2020730
2021980
2022616
2023779
2024659
2025639
2026849

Download the Data

  • Data for records on 1904-08-12: 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).