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Built 2026-10-19 (19 October 2026)

Weather Records on 20 April 1909

22 weather records were set or tied worldwide on 20 April 1909. Highest significance: Glenthompson (Brie Brie), AU.

Key Facts for 20 April 1909

  • On 20 April 1909, 22 weather records were set or tied at long-record stations worldwide.
  • 5 were record highs and 8 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 21 daily.
  • Glenthompson (Brie Brie) set a daily record precipitation of 24.4 mm (1.0 in) on 20 April 1909.
  • Across 159 earlier years (1807 to 2026) the same calendar date averaged 465 records.

Record Map

22 stations
Weather records on 20 April 1909 22 station records on 20 April 1909 are marked on the map, coloured by record type.
22 station records on 20 April 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 20 April 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
Glenthompson (Brie Brie)AustraliaRecord daily precipitation24.4 mm (1.0 in)20 of 100 (Routine)
Cape NorthumberlandAustraliaRecord daily precipitation14.5 mm (0.6 in)20 of 100 (Routine)
Robe ComparisonAustraliaRecord daily precipitation10.2 mm (0.4 in)20 of 100 (Routine)
Leipzig-HolzhausenGermanyRecord daily precipitation11.8 mm (0.5 in)19 of 100 (Routine)
Den Helder-1NetherlandsRecord daily precipitation6.4 mm (0.25 in)19 of 100 (Routine)
Warrnambool Shire OfficeAustraliaRecord daily precipitation13.5 mm (0.5 in)18 of 100 (Routine)
Berlin-Dahlem (Lfag)GermanyRecord daily precipitation10.4 mm (0.4 in)18 of 100 (Routine)
Chattanooga Wb CityUnited StatesRecord high minimum temperature20.0 C (68.0 F)16 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord low maximum temperature15.6 C (60.1 F)14 of 100 (Routine)
KarlsruheGermanyRecord high minimum temperature10.4 C (50.7 F)14 of 100 (Routine)
SalzburgAustriaRecord high minimum temperature11.1 C (52.0 F)13 of 100 (Routine)
Bourke Post OfficeAustraliaRecord low minimum temperature2.8 C (37.0 F)12 of 100 (Routine)
Munchen-NymphenburgGermanyRecord high minimum temperature7.4 C (45.3 F)7 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord low maximum temperature15.0 C (59.0 F)6 of 100 (Routine)
Cape Otway LighthouseAustraliaRecord low maximum temperature12.2 C (54.0 F)6 of 100 (Routine)
BeatriceCanadaRecord daily precipitation15.7 mm (0.6 in)6 of 100 (Routine)
PoplitahAustraliaRecord daily precipitation5.6 mm (0.22 in)5 of 100 (Routine)
Bathurst GaolAustraliaRecord low maximum temperature15.0 C (59.0 F)5 of 100 (Routine)
Alice Springs Post OfficeAustraliaRecord low maximum temperature18.6 C (65.5 F)4 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord low minimum temperature8.9 C (48.0 F)4 of 100 (Routine)
Walgett Council DepotAustraliaRecord low minimum temperature1.1 C (34.0 F)3 of 100 (Routine)
Wilmington Wb CityUnited StatesRecord high minimum temperature18.9 C (66.0 F)3 of 100 (Routine)

Counts by Type and Timescale

22 records
Records on 20 April 1909 by type Records set or tied on 20 April 1909 by type: Lowest daily maximum 5, Highest daily minimum 5, Lowest daily minimum 3, Heaviest daily rainfall 9. 035810Highest daily maximum: 0Lowest daily maximum: 5Highest daily minimum: 5Lowest daily minimum: 3Heaviest daily rainfall: 9Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 20 April 1909 by type: Lowest daily maximum 5, Highest daily minimum 5, Lowest daily minimum 3, Heaviest daily rainfall 9.
Records on 20 April 1909 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum5
Highest daily minimum5
Lowest daily minimum3
Heaviest daily rainfall9
Heaviest daily snowfall0
Deepest snow cover0
Records on 20 April 1909 by timescale Records on 20 April 1909 by timescale: all-time 0, monthly 1, daily 21. 0102030all-time: 0monthly: 1daily: 21all-timemonthlydaily
Records on 20 April 1909 by timescale: all-time 0, monthly 1, daily 21.
Records on 20 April 1909 by timescale
TimescaleRecords
all-time0
monthly1
daily21

How Much Records Were Beaten By

19 broken records
Histogram of margins by which records were beaten on 20 April 1909 Margins by which the 19 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 15.8. Ties are not counted. 0358100 to 2: 102 to 4: 34 to 6: 46 to 8: 18 to 10: 010 to 12: 012 to 14: 014 to 16: 10 to 22 to 44 to 66 to 88 to 1010 to 1212 to 1414 to 16
Margins by which the 19 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 15.8. Ties are not counted.
Histogram of margins by which records were beaten on 20 April 1909
MarginRecords
0 to 210
2 to 43
4 to 64
6 to 81
8 to 100
10 to 120
12 to 140
14 to 161

Top 20 by Significance

20 April 1909
Top 20 records on 20 April 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
20 April 1909Glenthompson (Brie Brie), AUdaily rain24.4 mm (1.0 in)15.8 mm (0.6 in)28 years20 of 100 (Routine)
20 April 1909Cape Northumberland, AUdaily rain14.5 mm (0.6 in)7.1 mm (0.28 in)38 years20 of 100 (Routine)
20 April 1909Robe Comparison, AUdaily rain10.2 mm (0.4 in)4.4 mm (0.17 in)38 years20 of 100 (Routine)
20 April 1909Leipzig-Holzhausen, DEdaily rain11.8 mm (0.5 in)4.1 mm (0.16 in)20 years19 of 100 (Routine)
20 April 1909Den Helder-1, NLdaily rain6.4 mm (0.25 in)0.5 mm (0.02 in)41 years19 of 100 (Routine)
20 April 1909Warrnambool Shire Office, AUdaily rain13.5 mm (0.5 in)5.9 mm (0.23 in)17 years18 of 100 (Routine)
20 April 1909Berlin-Dahlem (Lfag), DEdaily rain10.4 mm (0.4 in)4.9 mm (0.19 in)17 years18 of 100 (Routine)
20 April 1909Chattanooga Wb City, USdaily high min20.0 C (68.0 F)3.9 C (7.0 F)17 years16 of 100 (Routine)
20 April 1909Forbes (Camp Street), AUdaily low max15.6 C (60.1 F)1.6 C (2.9 F)23 years14 of 100 (Routine)
20 April 1909Karlsruhe, DEdaily high min10.4 C (50.7 F)1.9 C (3.4 F)21 years14 of 100 (Routine)
20 April 1909Salzburg, ATdaily high min11.1 C (52.0 F)1.5 C (2.7 F)22 years13 of 100 (Routine)
20 April 1909Bourke Post Office, AUdaily low min2.8 C (37.0 F)3.3 C (5.9 F)4 years12 of 100 (Routine)
20 April 1909Munchen-Nymphenburg, DEdaily high min7.4 C (45.3 F)0.2 C (0.4 F)13 years7 of 100 (Routine)
20 April 1909Wagga Wagga (Kooringal), AUdaily low max15.0 C (59.0 F)1.4 C (2.5 F)2 years6 of 100 (Routine)
20 April 1909Cape Otway Lighthouse, AUdaily low max12.2 C (54.0 F)0.6 C (1.1 F)4 years6 of 100 (Routine)
20 April 1909Beatrice, CAdaily rain15.7 mm (0.6 in)0.5 mm (0.02 in)10 years6 of 100 (Routine)
20 April 1909Poplitah, AUdaily rain5.6 mm (0.22 in)2.0 mm (0.08 in)2 years5 of 100 (Routine)
20 April 1909Bathurst Gaol, AUdaily low max15.0 C (59.0 F)0.3 C (0.5 F)2 years5 of 100 (Routine)
20 April 1909Alice Springs Post Office, AUdaily low max18.6 C (65.5 F)0.4 C (0.7 F)4 years4 of 100 (Routine)
20 April 1909Sydney (Observatory Hill), AUdaily low min (Tie)8.9 C (48.0 F)tie46 years4 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

1807 to 1909
Records on 04-20 in each year Records set or tied on this calendar date in each year from 1807 to 1909. 1909 had 22 records. 05001,0001,5002,0001807: 31817: 11838: 11849: 21851: 11852: 41854: 11858: 11860: 11864: 11865: 31868: 11869: 11870: 11872: 11874: 31875: 41876: 11878: 21880: 21881: 21884: 11885: 11886: 21889: 11891: 21892: 11893: 61894: 81895: 71896: 31897: 61898: 11899: 11901: 81902: 31903: 141904: 311905: 91906: 121907: 181908: 141909: 221910: 251911: 181912: 121913: 191914: 461915: 451916: 191917: 331918: 421919: 171920: 491921: 271922: 401923: 1571924: 1131925: 1691926: 3101927: 4421928: 2121929: 1821930: 871931: 2551932: 1661933: 2791934: 3841935: 3841936: 3111937: 4271938: 3391939: 1581940: 5191941: 5581942: 2231943: 6701944: 3041945: 3911946: 3951947: 3081948: 4931949: 4771950: 3291951: 6901952: 5521953: 1,0711954: 3771955: 6231956: 3841957: 7301958: 3271959: 5631960: 4721961: 1,0781962: 4871963: 5951964: 7491965: 7241966: 1,1741967: 8641968: 9751969: 3821970: 9481971: 7651972: 5311973: 9821974: 6731975: 3441976: 6611977: 6931978: 8001979: 4951980: 1,5391981: 7061982: 9061983: 1,8441984: 9221985: 1,1401986: 7701987: 1,4471988: 1,1441989: 1,1871990: 1,4951991: 1,0751992: 1,0091993: 7721994: 7561995: 1,3511996: 9701997: 8331998: 1,4901999: 6742000: 9312001: 7522002: 1,0812003: 7582004: 5672005: 7072006: 8592007: 5822008: 1,1102009: 8452010: 6932011: 1,4772012: 7262013: 1,5202014: 3842015: 7022016: 6502017: 7342018: 1,3092019: 1,0192020: 4492021: 1,2152022: 5962023: 8282024: 6732025: 8362026: 5331807187518981915193119471963197919952011
Records set or tied on this calendar date in each year from 1807 to 1909. 1909 had 22 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-20 in each year
YearRecords
18073
18171
18381
18492
18511
18524
18541
18581
18601
18641
18653
18681
18691
18701
18721
18743
18754
18761
18782
18802
18812
18841
18851
18862
18891
18912
18921
18936
18948
18957
18963
18976
18981
18991
19018
19023
190314
190431
19059
190612
190718
190814
190922
191025
191118
191212
191319
191446
191545
191619
191733
191842
191917
192049
192127
192240
1923157
1924113
1925169
1926310
1927442
1928212
1929182
193087
1931255
1932166
1933279
1934384
1935384
1936311
1937427
1938339
1939158
1940519
1941558
1942223
1943670
1944304
1945391
1946395
1947308
1948493
1949477
1950329
1951690
1952552
19531,071
1954377
1955623
1956384
1957730
1958327
1959563
1960472
19611,078
1962487
1963595
1964749
1965724
19661,174
1967864
1968975
1969382
1970948
1971765
1972531
1973982
1974673
1975344
1976661
1977693
1978800
1979495
19801,539
1981706
1982906
19831,844
1984922
19851,140
1986770
19871,447
19881,144
19891,187
19901,495
19911,075
19921,009
1993772
1994756
19951,351
1996970
1997833
19981,490
1999674
2000931
2001752
20021,081
2003758
2004567
2005707
2006859
2007582
20081,110
2009845
2010693
20111,477
2012726
20131,520
2014384
2015702
2016650
2017734
20181,309
20191,019
2020449
20211,215
2022596
2023828
2024673
2025836
2026533

Download the Data

  • Data for records on 1909-04-20: 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).