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Weather Records on 11 April 1909

30 weather records were set or tied worldwide on 11 April 1909. Highest significance: Gravenhurst, CA.

Key Facts for 11 April 1909

  • On 11 April 1909, 30 weather records were set or tied at long-record stations worldwide.
  • 3 were record highs and 25 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 30 daily.
  • Gravenhurst set a daily record low minimum temperature of -17.8 C (0.0 F) on 11 April 1909.
  • Across 164 earlier years (1800 to 2026) the same calendar date averaged 484 records.

Record Map

30 stations
Weather records on 11 April 1909 30 station records on 11 April 1909 are marked on the map, coloured by record type.
30 station records on 11 April 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 11 April 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
GravenhurstCanadaRecord low minimum temperature-17.8 C (0.0 F)26 of 100 (Routine)
TorontoCanadaRecord low minimum temperature-8.9 C (16.0 F)20 of 100 (Routine)
BeatriceCanadaRecord low minimum temperature-15.6 C (3.9 F)18 of 100 (Routine)
SouthamptonCanadaRecord low minimum temperature-11.1 C (12.0 F)18 of 100 (Routine)
WoodstockCanadaRecord low minimum temperature-11.7 C (10.9 F)18 of 100 (Routine)
Port DoverCanadaRecord low minimum temperature-9.4 C (15.1 F)17 of 100 (Routine)
WashingtonUnited StatesRecord low minimum temperature-3.3 C (26.1 F)17 of 100 (Routine)
LakefieldCanadaRecord low minimum temperature-10.6 C (12.9 F)16 of 100 (Routine)
Middletown 4 WUnited StatesRecord low minimum temperature-6.1 C (21.0 F)16 of 100 (Routine)
Newark Liberty Intl APUnited StatesRecord low minimum temperature-3.9 C (25.0 F)16 of 100 (Routine)
Ny City Cntrl ParkUnited StatesRecord low minimum temperature-4.4 C (24.1 F)16 of 100 (Routine)
World Trade CtrUnited StatesRecord low minimum temperature-4.4 C (24.1 F)15 of 100 (Routine)
Kingston Queens UCanadaRecord low maximum temperature1.1 C (34.0 F)14 of 100 (Routine)
BuffaloUnited StatesRecord low minimum temperature-8.9 C (16.0 F)14 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord daily precipitation7.6 mm (0.30 in)13 of 100 (Routine)
Port StanleyCanadaRecord low minimum temperature-8.9 C (16.0 F)13 of 100 (Routine)
Atlantic City MarinaUnited StatesRecord low maximum temperature3.9 C (39.0 F)13 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord low minimum temperature-2.2 C (28.0 F)13 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord daily snowfall7.6 cm (3.0 in)12 of 100 (Routine)
Kingston Queens UCanadaRecord low minimum temperature-8.3 C (17.1 F)12 of 100 (Routine)
Parry SoundCanadaRecord low minimum temperature-12.8 C (9.0 F)12 of 100 (Routine)
PeterboroughCanadaRecord low minimum temperature-12.2 C (10.0 F)12 of 100 (Routine)
Atlantic City MarinaUnited StatesRecord low minimum temperature-3.3 C (26.1 F)12 of 100 (Routine)
ConcordUnited StatesRecord low minimum temperature-6.1 C (21.0 F)9 of 100 (Routine)
StonecliffeCanadaRecord low minimum temperature-15.0 C (5.0 F)8 of 100 (Routine)
Montreal McGillCanadaRecord low maximum temperature0.0 C (32.0 F)8 of 100 (Routine)
PortlandUnited StatesRecord low minimum temperature-5.6 C (21.9 F)8 of 100 (Routine)
MilanItalyRecord high maximum temperature25.0 C (77.0 F)3 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high minimum temperature18.3 C (64.9 F)1 of 100 (Routine)
Stornoway AirportUnited KingdomRecord high minimum temperature7.8 C (46.0 F)1 of 100 (Routine)

Counts by Type and Timescale

30 records
Records on 11 April 1909 by type Records set or tied on 11 April 1909 by type: Highest daily maximum 1, Lowest daily maximum 3, Highest daily minimum 2, Lowest daily minimum 22, Heaviest daily rainfall 1, Heaviest daily snowfall 1. 0102030Highest daily maximum: 1Lowest daily maximum: 3Highest daily minimum: 2Lowest daily minimum: 22Heaviest daily rainfall: 1Heaviest daily snowfall: 1Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 11 April 1909 by type: Highest daily maximum 1, Lowest daily maximum 3, Highest daily minimum 2, Lowest daily minimum 22, Heaviest daily rainfall 1, Heaviest daily snowfall 1.
Records on 11 April 1909 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum3
Highest daily minimum2
Lowest daily minimum22
Heaviest daily rainfall1
Heaviest daily snowfall1
Deepest snow cover0
Records on 11 April 1909 by timescale Records on 11 April 1909 by timescale: all-time 0, monthly 0, daily 30. 0102030all-time: 0monthly: 0daily: 30all-timemonthlydaily
Records on 11 April 1909 by timescale: all-time 0, monthly 0, daily 30.
Records on 11 April 1909 by timescale
TimescaleRecords
all-time0
monthly0
daily30

How Much Records Were Beaten By

27 broken records
Histogram of margins by which records were beaten on 11 April 1909 Margins by which the 27 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 18.0. Ties are not counted. 051015200 to 3: 203 to 5: 55 to 8: 08 to 10: 110 to 13: 013 to 15: 015 to 18: 018 to 20: 10 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 1818 to 20
Margins by which the 27 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 18.0. Ties are not counted.
Histogram of margins by which records were beaten on 11 April 1909
MarginRecords
0 to 320
3 to 55
5 to 80
8 to 101
10 to 130
13 to 150
15 to 180
18 to 201

Top 20 by Significance

11 April 1909
Top 20 records on 11 April 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
11 April 1909Gravenhurst, CAdaily low min-17.8 C (0.0 F)7.8 C (14.0 F)28 years26 of 100 (Routine)
11 April 1909Toronto, CAdaily low min-8.9 C (16.0 F)2.2 C (4.0 F)28 years20 of 100 (Routine)
11 April 1909Beatrice, CAdaily low min-15.6 C (3.9 F)3.9 C (7.0 F)28 years18 of 100 (Routine)
11 April 1909Southampton, CAdaily low min-11.1 C (12.0 F)2.8 C (5.0 F)34 years18 of 100 (Routine)
11 April 1909Woodstock, CAdaily low min-11.7 C (10.9 F)2.3 C (4.1 F)34 years18 of 100 (Routine)
11 April 1909Port Dover, CAdaily low min-9.4 C (15.1 F)2.7 C (4.9 F)26 years17 of 100 (Routine)
11 April 1909Washington, USdaily low min-3.3 C (26.1 F)2.2 C (4.0 F)26 years17 of 100 (Routine)
11 April 1909Lakefield, CAdaily low min-10.6 C (12.9 F)2.8 C (5.0 F)26 years16 of 100 (Routine)
11 April 1909Middletown 4 W, USdaily low min-6.1 C (21.0 F)2.8 C (5.0 F)23 years16 of 100 (Routine)
11 April 1909Newark Liberty Intl AP, USdaily low min-3.9 C (25.0 F)1.1 C (2.0 F)26 years16 of 100 (Routine)
11 April 1909Ny City Cntrl Park, USdaily low min-4.4 C (24.1 F)1.1 C (2.0 F)34 years16 of 100 (Routine)
11 April 1909World Trade Ctr, USdaily low min-4.4 C (24.1 F)1.1 C (2.0 F)34 years15 of 100 (Routine)
11 April 1909Kingston Queens U, CAdaily low max1.1 C (34.0 F)0.6 C (1.1 F)34 years14 of 100 (Routine)
11 April 1909Buffalo, USdaily low min-8.9 C (16.0 F)1.7 C (3.1 F)26 years14 of 100 (Routine)
11 April 1909Winnipeg St Johns Coll, CAdaily rain7.6 mm (0.30 in)1.2 mm (0.05 in)30 years13 of 100 (Routine)
11 April 1909Port Stanley, CAdaily low min-8.9 C (16.0 F)1.1 C (2.0 F)26 years13 of 100 (Routine)
11 April 1909Atlantic City Marina, USdaily low max3.9 C (39.0 F)1.1 C (2.0 F)26 years13 of 100 (Routine)
11 April 1909Baltimore Customs House, USdaily low min-2.2 C (28.0 F)1.1 C (2.0 F)26 years13 of 100 (Routine)
11 April 1909Winnipeg St Johns Coll, CAdaily snowfall7.6 cm (3.0 in)1.8 cm (0.7 in)21 years12 of 100 (Routine)
11 April 1909Kingston Queens U, CAdaily low min-8.3 C (17.1 F)1.1 C (2.0 F)23 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

1800 to 1909
Records on 04-11 in each year Records set or tied on this calendar date in each year from 1800 to 1909. 1909 had 30 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 1909. 1909 had 30 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 1909-04-11: 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).