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Built 2026-10-19 (19 October 2026)

Weather Records on 12 April 1921

34 weather records were set or tied worldwide on 12 April 1921. Highest significance: Nuwara Eliya, LK.

Key Facts for 12 April 1921

  • On 12 April 1921, 34 weather records were set or tied at long-record stations worldwide.
  • 13 were record highs and 8 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 2 monthly and 32 daily.
  • Nuwara Eliya set a daily record low maximum temperature of 16.9 C (62.4 F) on 12 April 1921.
  • Across 161 earlier years (1793 to 2026) the same calendar date averaged 505 records.

Record Map

34 stations
Weather records on 12 April 1921 34 station records on 12 April 1921 are marked on the map, coloured by record type.
34 station records on 12 April 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 12 April 1921: highest significance records shown on the map
StationCountryTypeValueSignificance
Nuwara EliyaSri LankaRecord low maximum temperature16.9 C (62.4 F)28 of 100 (Routine)
Somerset EastSouth AfricaRecord daily precipitation55.9 mm (2.2 in)28 of 100 (Routine)
Syfergat (Sar)South AfricaRecord daily precipitation28.7 mm (1.1 in)25 of 100 (Routine)
FerganaUzbekistanRecord daily precipitation21.3 mm (0.8 in)20 of 100 (Routine)
Conargo (Willurah)AustraliaRecord daily precipitation6.6 mm (0.26 in)20 of 100 (Routine)
WinterhoekSouth AfricaRecord daily precipitation10.9 mm (0.4 in)20 of 100 (Routine)
OttawaCanadaRecord high maximum temperature15.6 C (60.1 F)20 of 100 (Routine)
Sable IslandCanadaRecord daily precipitation22.9 mm (0.9 in)20 of 100 (Routine)
Aberdeen (Tnk)South AfricaRecord daily precipitation11.4 mm (0.4 in)18 of 100 (Routine)
StockholmSwedenRecord high maximum temperature15.0 C (59.0 F)18 of 100 (Routine)
Stornoway AirportUnited KingdomRecord high minimum temperature6.7 C (44.1 F)18 of 100 (Routine)
Oranjerivier (Sar)South AfricaRecord daily precipitation3.0 mm (0.12 in)17 of 100 (Routine)
Chattanooga Wb CityUnited StatesRecord low minimum temperature1.7 C (35.1 F)17 of 100 (Routine)
BjurakerSwedenRecord high maximum temperature14.5 C (58.1 F)16 of 100 (Routine)
TampaUnited StatesRecord low minimum temperature7.8 C (46.0 F)16 of 100 (Routine)
SandvigDenmarkRecord high maximum temperature16.5 C (61.7 F)15 of 100 (Routine)
KristianstadSwedenRecord high maximum temperature17.5 C (63.5 F)15 of 100 (Routine)
De Vlei "de Kruis"South AfricaRecord daily precipitation13.7 mm (0.5 in)13 of 100 (Routine)
Ulan-UdeRussiaRecord daily precipitation2.1 mm (0.08 in)12 of 100 (Routine)
GavleSwedenRecord high maximum temperature15.5 C (59.9 F)12 of 100 (Routine)
RoodebloemSouth AfricaRecord daily precipitation5.1 mm (0.20 in)11 of 100 (Routine)
UmanUkraineRecord low minimum temperature-4.5 C (23.9 F)11 of 100 (Routine)
VanersborgSwedenRecord high maximum temperature13.0 C (55.4 F)10 of 100 (Routine)
KarlsruheGermanyRecord high maximum temperature21.5 C (70.7 F)9 of 100 (Routine)
Peddie (Mag)South AfricaRecord daily precipitation7.1 mm (0.28 in)8 of 100 (Routine)
WilliamstownUnited StatesRecord low minimum temperature-3.9 C (25.0 F)7 of 100 (Routine)
Oktjabrskij-GorodokRussiaRecord high minimum temperature4.3 C (39.7 F)6 of 100 (Routine)
LexingtonUnited StatesRecord low minimum temperature-3.9 C (25.0 F)5 of 100 (Routine)
Nemours (Ghazaouet)AlgeriaRecord low minimum temperature3.0 C (37.4 F)4 of 100 (Routine)
Port DoverCanadaRecord high minimum temperature7.8 C (46.0 F)4 of 100 (Routine)
JonkopingSwedenRecord high maximum temperature16.0 C (60.8 F)3 of 100 (Routine)
TallinnEstoniaRecord daily precipitation4.1 mm (0.16 in)2 of 100 (Routine)
JakutskRussiaRecord low minimum temperature-32.0 C (-25.6 F)2 of 100 (Routine)
New WestminsterCanadaRecord high minimum temperature8.9 C (48.0 F)1 of 100 (Routine)

Counts by Type and Timescale

34 records
Records on 12 April 1921 by type Records set or tied on 12 April 1921 by type: Highest daily maximum 9, Lowest daily maximum 1, Highest daily minimum 4, Lowest daily minimum 7, Heaviest daily rainfall 13. 051015Highest daily maximum: 9Lowest daily maximum: 1Highest daily minimum: 4Lowest daily minimum: 7Heaviest daily rainfall: 13Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 12 April 1921 by type: Highest daily maximum 9, Lowest daily maximum 1, Highest daily minimum 4, Lowest daily minimum 7, Heaviest daily rainfall 13.
Records on 12 April 1921 by type
Record typeRecords
Highest daily maximum9
Lowest daily maximum1
Highest daily minimum4
Lowest daily minimum7
Heaviest daily rainfall13
Heaviest daily snowfall0
Deepest snow cover0
Records on 12 April 1921 by timescale Records on 12 April 1921 by timescale: all-time 0, monthly 2, daily 32. 010203040all-time: 0monthly: 2daily: 32all-timemonthlydaily
Records on 12 April 1921 by timescale: all-time 0, monthly 2, daily 32.
Records on 12 April 1921 by timescale
TimescaleRecords
all-time0
monthly2
daily32

How Much Records Were Beaten By

28 broken records
Histogram of margins by which records were beaten on 12 April 1921 Margins by which the 28 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.5. Ties are not counted. 051015200 to 3: 173 to 5: 65 to 8: 18 to 10: 110 to 13: 113 to 15: 015 to 18: 20 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 18
Margins by which the 28 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.5. Ties are not counted.
Histogram of margins by which records were beaten on 12 April 1921
MarginRecords
0 to 317
3 to 56
5 to 81
8 to 101
10 to 131
13 to 150
15 to 182

Top 20 by Significance

12 April 1921
Top 20 records on 12 April 1921 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
12 April 1921Nuwara Eliya, LKdaily low max16.9 C (62.4 F)1.4 C (2.5 F)47 years28 of 100 (Routine)
12 April 1921Somerset East, ZAmonthly rain55.9 mm (2.2 in)3.8 mm (0.15 in)34 years28 of 100 (Routine)
12 April 1921Syfergat (Sar), ZAdaily rain28.7 mm (1.1 in)17.5 mm (0.7 in)12 years25 of 100 (Routine)
12 April 1921Fergana, UZdaily rain21.3 mm (0.8 in)15.5 mm (0.6 in)24 years20 of 100 (Routine)
12 April 1921Conargo (Willurah), AUdaily rain6.6 mm (0.26 in)6.6 mm (0.26 in)41 years20 of 100 (Routine)
12 April 1921Winterhoek, ZAdaily rain10.9 mm (0.4 in)8.4 mm (0.33 in)29 years20 of 100 (Routine)
12 April 1921Ottawa, CAdaily high max15.6 C (60.1 F)1.7 C (3.1 F)44 years20 of 100 (Routine)
12 April 1921Sable Island, CAdaily rain22.9 mm (0.9 in)12.0 mm (0.5 in)14 years20 of 100 (Routine)
12 April 1921Aberdeen (Tnk), ZAdaily rain11.4 mm (0.4 in)3.3 mm (0.13 in)34 years18 of 100 (Routine)
12 April 1921Stockholm, SEdaily high max15.0 C (59.0 F)2.0 C (3.6 F)34 years18 of 100 (Routine)
12 April 1921Stornoway Airport, GBdaily high min6.7 C (44.1 F)0.6 C (1.1 F)42 years18 of 100 (Routine)
12 April 1921Oranjerivier (Sar), ZAdaily rain3.0 mm (0.12 in)3.0 mm (0.12 in)34 years17 of 100 (Routine)
12 April 1921Chattanooga Wb City, USdaily low min1.7 C (35.1 F)0.5 C (0.9 F)40 years17 of 100 (Routine)
12 April 1921Bjuraker, SEdaily high max14.5 C (58.1 F)0.5 C (0.9 F)36 years16 of 100 (Routine)
12 April 1921Tampa, USdaily low min7.8 C (46.0 F)2.2 C (4.0 F)23 years16 of 100 (Routine)
12 April 1921Sandvig, DKdaily high max16.5 C (61.7 F)2.5 C (4.5 F)15 years15 of 100 (Routine)
12 April 1921Kristianstad, SEdaily high max17.5 C (63.5 F)0.5 C (0.9 F)33 years15 of 100 (Routine)
12 April 1921De Vlei "de Kruis", ZAdaily rain13.7 mm (0.5 in)2.8 mm (0.11 in)24 years13 of 100 (Routine)
12 April 1921Ulan-Ude, RUdaily rain2.1 mm (0.08 in)1.2 mm (0.05 in)15 years12 of 100 (Routine)
12 April 1921Gavle, SEdaily high max15.5 C (59.9 F)2.5 C (4.5 F)7 years12 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 1921
Records on 04-12 in each year Records set or tied on this calendar date in each year from 1793 to 1921. 1921 had 34 records. 01,0002,0003,0004,0001793: 11805: 11810: 11812: 21817: 21826: 11831: 11845: 11850: 11854: 11865: 21866: 21868: 41869: 51871: 11873: 11874: 51876: 21877: 11878: 11879: 41881: 11882: 11885: 21889: 41890: 101891: 31892: 21893: 41894: 11895: 11896: 11897: 41898: 41899: 51900: 61901: 51902: 31903: 101904: 111905: 191906: 241907: 51908: 101909: 161910: 151911: 261912: 481913: 881914: 411915: 1251916: 371917: 331918: 401919: 391920: 1481921: 341922: 481923: 1341924: 691925: 1781926: 3471927: 1791928: 1451929: 1411930: 6381931: 2671932: 2531933: 5511934: 5311935: 1711936: 2771937: 2361938: 1751939: 1,1741940: 1,4071941: 8691942: 1911943: 6141944: 4231945: 8841946: 3471947: 7331948: 1,4961949: 3581950: 6381951: 1,1021952: 4551953: 7071954: 4241955: 6111956: 3821957: 9101958: 5421959: 5131960: 3141961: 5511962: 5101963: 5181964: 3631965: 6591966: 5201967: 6821968: 7171969: 3521970: 5681971: 5871972: 1,3161973: 9031974: 8221975: 7041976: 1,0761977: 1,0691978: 5331979: 1,0961980: 6111981: 1,0681982: 8521983: 8771984: 6711985: 7341986: 1,3501987: 6061988: 1,3691989: 1,8381990: 9461991: 1,4841992: 1,0001993: 5861994: 1,3751995: 1,1731996: 9941997: 3,0941998: 1,4091999: 8732000: 7842001: 1,3692002: 6002003: 1,0792004: 9642005: 5362006: 7962007: 1,1442008: 1,0152009: 8112010: 9352011: 1,0262012: 6662013: 1,0392014: 5972015: 5042016: 5952017: 5192018: 8682019: 6852020: 1,1502021: 7102022: 1,8622023: 1,2622024: 1,0862025: 1,2812026: 6221793187618991916193319501967198420012018
Records set or tied on this calendar date in each year from 1793 to 1921. 1921 had 34 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-12 in each year
YearRecords
17931
18051
18101
18122
18172
18261
18311
18451
18501
18541
18652
18662
18684
18695
18711
18731
18745
18762
18771
18781
18794
18811
18821
18852
18894
189010
18913
18922
18934
18941
18951
18961
18974
18984
18995
19006
19015
19023
190310
190411
190519
190624
19075
190810
190916
191015
191126
191248
191388
191441
1915125
191637
191733
191840
191939
1920148
192134
192248
1923134
192469
1925178
1926347
1927179
1928145
1929141
1930638
1931267
1932253
1933551
1934531
1935171
1936277
1937236
1938175
19391,174
19401,407
1941869
1942191
1943614
1944423
1945884
1946347
1947733
19481,496
1949358
1950638
19511,102
1952455
1953707
1954424
1955611
1956382
1957910
1958542
1959513
1960314
1961551
1962510
1963518
1964363
1965659
1966520
1967682
1968717
1969352
1970568
1971587
19721,316
1973903
1974822
1975704
19761,076
19771,069
1978533
19791,096
1980611
19811,068
1982852
1983877
1984671
1985734
19861,350
1987606
19881,369
19891,838
1990946
19911,484
19921,000
1993586
19941,375
19951,173
1996994
19973,094
19981,409
1999873
2000784
20011,369
2002600
20031,079
2004964
2005536
2006796
20071,144
20081,015
2009811
2010935
20111,026
2012666
20131,039
2014597
2015504
2016595
2017519
2018868
2019685
20201,150
2021710
20221,862
20231,262
20241,086
20251,281
2026622

Download the Data

  • Data for records on 1921-04-12: 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).