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Weather Records on 11 April 1911

19 weather records were set or tied worldwide on 11 April 1911. Highest significance: Grafton City Council, AU.

Key Facts for 11 April 1911

  • On 11 April 1911, 19 weather records were set or tied at long-record stations worldwide.
  • 3 were record highs and 10 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 19 daily.
  • Grafton City Council set a daily record precipitation of 53.8 mm (2.1 in) on 11 April 1911.
  • Across 164 earlier years (1800 to 2026) the same calendar date averaged 484 records.

Record Map

19 stations
Weather records on 11 April 1911 19 station records on 11 April 1911 are marked on the map, coloured by record type.
19 station records on 11 April 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 11 April 1911: highest significance records shown on the map
StationCountryTypeValueSignificance
Grafton City CouncilAustraliaRecord daily precipitation53.8 mm (2.1 in)34 of 100 (Routine)
Anticosti SW PointCanadaRecord low minimum temperature-17.8 C (0.0 F)20 of 100 (Routine)
SydneyCanadaRecord low maximum temperature-0.6 C (30.9 F)16 of 100 (Routine)
Niznij NovgorodRussiaRecord daily precipitation6.0 mm (0.24 in)15 of 100 (Routine)
Stony MountainCanadaRecord high maximum temperature20.0 C (68.0 F)12 of 100 (Routine)
Portland Rfc CityUnited StatesRecord low maximum temperature6.7 C (44.1 F)12 of 100 (Routine)
RivaItalyRecord low maximum temperature12.0 C (53.6 F)11 of 100 (Routine)
Sacramento 5 ESEUnited StatesRecord low maximum temperature13.9 C (57.0 F)11 of 100 (Routine)
Portland Rfc CityUnited StatesRecord low minimum temperature1.1 C (34.0 F)11 of 100 (Routine)
Casterton (Warrock)AustraliaRecord daily precipitation7.9 mm (0.31 in)9 of 100 (Routine)
Coleraine (Wondo Dale)AustraliaRecord daily precipitation8.9 mm (0.35 in)9 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high minimum temperature6.1 C (43.0 F)8 of 100 (Routine)
Oktjabrskij-GorodokRussiaRecord daily precipitation3.8 mm (0.15 in)8 of 100 (Routine)
Walgett Council DepotAustraliaRecord daily precipitation7.6 mm (0.30 in)5 of 100 (Routine)
FreiburgGermanyRecord low minimum temperature-1.8 C (28.8 F)3 of 100 (Routine)
Owen SoundCanadaRecord high minimum temperature4.4 C (39.9 F)2 of 100 (Routine)
HalifaxCanadaRecord low maximum temperature0.6 C (33.1 F)2 of 100 (Routine)
HalifaxCanadaRecord low minimum temperature-6.1 C (21.0 F)2 of 100 (Routine)
Olympia Priest Pt ParkUnited StatesRecord low maximum temperature7.2 C (45.0 F)2 of 100 (Routine)

Counts by Type and Timescale

19 records
Records on 11 April 1911 by type Records set or tied on 11 April 1911 by type: Highest daily maximum 1, Lowest daily maximum 6, Highest daily minimum 2, Lowest daily minimum 4, Heaviest daily rainfall 6. 0246Highest daily maximum: 1Lowest daily maximum: 6Highest daily minimum: 2Lowest daily minimum: 4Heaviest daily rainfall: 6Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 11 April 1911 by type: Highest daily maximum 1, Lowest daily maximum 6, Highest daily minimum 2, Lowest daily minimum 4, Heaviest daily rainfall 6.
Records on 11 April 1911 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum6
Highest daily minimum2
Lowest daily minimum4
Heaviest daily rainfall6
Heaviest daily snowfall0
Deepest snow cover0
Records on 11 April 1911 by timescale Records on 11 April 1911 by timescale: all-time 0, monthly 0, daily 19. 05101520all-time: 0monthly: 0daily: 19all-timemonthlydaily
Records on 11 April 1911 by timescale: all-time 0, monthly 0, daily 19.
Records on 11 April 1911 by timescale
TimescaleRecords
all-time0
monthly0
daily19

How Much Records Were Beaten By

15 broken records
Histogram of margins by which records were beaten on 11 April 1911 Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 30.7. Ties are not counted. 0510150 to 5: 145 to 10: 010 to 15: 015 to 20: 020 to 25: 025 to 30: 030 to 35: 10 to 55 to 1010 to 1515 to 2020 to 2525 to 3030 to 35
Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 30.7. Ties are not counted.
Histogram of margins by which records were beaten on 11 April 1911
MarginRecords
0 to 514
5 to 100
10 to 150
15 to 200
20 to 250
25 to 300
30 to 351

Top 20 by Significance

11 April 1911
Top 19 records on 11 April 1911 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
11 April 1911Grafton City Council, AUdaily rain53.8 mm (2.1 in)30.7 mm (1.2 in)43 years34 of 100 (Routine)
11 April 1911Anticosti SW Point, CAdaily low min-17.8 C (0.0 F)3.4 C (6.1 F)27 years20 of 100 (Routine)
11 April 1911Sydney, CAdaily low max-0.6 C (30.9 F)0.6 C (1.1 F)36 years16 of 100 (Routine)
11 April 1911Niznij Novgorod, RUdaily rain6.0 mm (0.24 in)1.8 mm (0.07 in)25 years15 of 100 (Routine)
11 April 1911Stony Mountain, CAdaily high max20.0 C (68.0 F)3.3 C (5.9 F)19 years12 of 100 (Routine)
11 April 1911Portland Rfc City, USdaily low max6.7 C (44.1 F)1.6 C (2.9 F)20 years12 of 100 (Routine)
11 April 1911Riva, ITdaily low max12.0 C (53.6 F)0.5 C (0.9 F)24 years11 of 100 (Routine)
11 April 1911Sacramento 5 ESE, USdaily low max13.9 C (57.0 F)0.5 C (0.9 F)24 years11 of 100 (Routine)
11 April 1911Portland Rfc City, USdaily low min1.1 C (34.0 F)0.6 C (1.1 F)20 years11 of 100 (Routine)
11 April 1911Casterton (Warrock), AUdaily rain7.9 mm (0.31 in)0.8 mm (0.03 in)19 years9 of 100 (Routine)
11 April 1911Coleraine (Wondo Dale), AUdaily rain8.9 mm (0.35 in)0.8 mm (0.03 in)19 years9 of 100 (Routine)
11 April 1911Winnipeg St Johns Coll, CAdaily high min6.1 C (43.0 F)1.1 C (2.0 F)12 years8 of 100 (Routine)
11 April 1911Oktjabrskij-Gorodok, RUdaily rain3.8 mm (0.15 in)1.9 mm (0.07 in)2 years8 of 100 (Routine)
11 April 1911Walgett Council Depot, AUdaily rain7.6 mm (0.30 in)1.8 mm (0.07 in)5 years5 of 100 (Routine)
11 April 1911Freiburg, DEdaily low min-1.8 C (28.8 F)0.1 C (0.2 F)0 years3 of 100 (Routine)
11 April 1911Owen Sound, CAdaily high min (Tie)4.4 C (39.9 F)tie21 years2 of 100 (Routine)
11 April 1911Halifax, CAdaily low max (Tie)0.6 C (33.1 F)tie15 years2 of 100 (Routine)
11 April 1911Halifax, CAdaily low min (Tie)-6.1 C (21.0 F)tie22 years2 of 100 (Routine)
11 April 1911Olympia Priest Pt Park, USdaily low max (Tie)7.2 C (45.0 F)tie20 years2 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

1800 to 1911
Records on 04-11 in each year Records set or tied on this calendar date in each year from 1800 to 1911. 1911 had 19 records. 01,0002,0003,0004,0001800: 11803: 11808: 11809: 11812: 31818: 11831: 11832: 11834: 11837: 11845: 11854: 11857: 11863: 21865: 21866: 11868: 11869: 31871: 11874: 11876: 21879: 21880: 21881: 11882: 21885: 11886: 11887: 21888: 41889: 21890: 21891: 21892: 31894: 71895: 51896: 31898: 71899: 111900: 61901: 41902: 61903: 131904: 121905: 201906: 191907: 71908: 121909: 301910: 191911: 191912: 471913: 481914: 381915: 1271916: 641917: 621918: 431919: 421920: 731921: 321922: 1401923: 891924: 1691925: 1971926: 1981927: 1561928: 2201929: 2141930: 7611931: 1851932: 4971933: 4811934: 2461935: 2611936: 1751937: 2451938: 2891939: 6111940: 9321941: 5791942: 3011943: 5461944: 6261945: 8901946: 3831947: 4781948: 9211949: 4021950: 3221951: 6231952: 5021953: 5941954: 3921955: 6101956: 4201957: 5081958: 4731959: 5821960: 4691961: 5321962: 3841963: 4501964: 2551965: 7631966: 5991967: 7571968: 6631969: 3531970: 5221971: 4951972: 7921973: 1,4791974: 9821975: 8511976: 4781977: 1,2311978: 8541979: 9771980: 3991981: 1,0361982: 1,1321983: 1,0401984: 6231985: 9521986: 1,0621987: 4401988: 1,1621989: 1,9311990: 1,3471991: 1,2871992: 9781993: 7221994: 9521995: 2,1341996: 1,1821997: 3,0771998: 9161999: 1,3182000: 6672001: 1,8652002: 5682003: 1,1562004: 8882005: 9302006: 6662007: 9622008: 1,3732009: 1,1022010: 6232011: 1,6642012: 8062013: 1,4822014: 6332015: 3992016: 5342017: 4892018: 7952019: 8122020: 6252021: 8922022: 1,1792023: 1,0362024: 7822025: 1,1772026: 6041800186918951913193019471964198119982015
Records set or tied on this calendar date in each year from 1800 to 1911. 1911 had 19 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-11 in each year
YearRecords
18001
18031
18081
18091
18123
18181
18311
18321
18341
18371
18451
18541
18571
18632
18652
18661
18681
18693
18711
18741
18762
18792
18802
18811
18822
18851
18861
18872
18884
18892
18902
18912
18923
18947
18955
18963
18987
189911
19006
19014
19026
190313
190412
190520
190619
19077
190812
190930
191019
191119
191247
191348
191438
1915127
191664
191762
191843
191942
192073
192132
1922140
192389
1924169
1925197
1926198
1927156
1928220
1929214
1930761
1931185
1932497
1933481
1934246
1935261
1936175
1937245
1938289
1939611
1940932
1941579
1942301
1943546
1944626
1945890
1946383
1947478
1948921
1949402
1950322
1951623
1952502
1953594
1954392
1955610
1956420
1957508
1958473
1959582
1960469
1961532
1962384
1963450
1964255
1965763
1966599
1967757
1968663
1969353
1970522
1971495
1972792
19731,479
1974982
1975851
1976478
19771,231
1978854
1979977
1980399
19811,036
19821,132
19831,040
1984623
1985952
19861,062
1987440
19881,162
19891,931
19901,347
19911,287
1992978
1993722
1994952
19952,134
19961,182
19973,077
1998916
19991,318
2000667
20011,865
2002568
20031,156
2004888
2005930
2006666
2007962
20081,373
20091,102
2010623
20111,664
2012806
20131,482
2014633
2015399
2016534
2017489
2018795
2019812
2020625
2021892
20221,179
20231,036
2024782
20251,177
2026604

Download the Data

  • Data for records on 1911-04-11: 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).