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Built 2026-10-19 (19 October 2026)

Weather Records on 1 April 1909

13 weather records were set or tied worldwide on 1 April 1909. Highest significance: Kalmar_D, SE.

Key Facts for 1 April 1909

  • On 1 April 1909, 13 weather records were set or tied at long-record stations worldwide.
  • 2 were record highs and 1 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 13 daily.
  • Kalmar_D set a daily record precipitation of 21.0 mm (0.8 in) on 1 April 1909.
  • Across 160 earlier years (1803 to 2026) the same calendar date averaged 480 records.

Record Map

13 stations
Weather records on 1 April 1909 13 station records on 1 April 1909 are marked on the map, coloured by record type.
13 station records on 1 April 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 1 April 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
Kalmar_DSwedenRecord daily precipitation21.0 mm (0.8 in)20 of 100 (Routine)
Visby_FlygplatsSwedenRecord daily precipitation14.8 mm (0.6 in)20 of 100 (Routine)
LundSwedenRecord daily precipitation13.1 mm (0.5 in)20 of 100 (Routine)
PutbusGermanyRecord daily precipitation13.7 mm (0.5 in)20 of 100 (Routine)
KarlshamnSwedenRecord daily precipitation10.8 mm (0.4 in)17 of 100 (Routine)
San Diego WboUnited StatesRecord high maximum temperature25.6 C (78.1 F)14 of 100 (Routine)
Inverell ComparisonAustraliaRecord low minimum temperature2.5 C (36.5 F)13 of 100 (Routine)
Koebenhavn - Meteorologisk InsDenmarkRecord daily precipitation6.0 mm (0.24 in)13 of 100 (Routine)
NurnbergGermanyRecord high minimum temperature7.1 C (44.8 F)13 of 100 (Routine)
KristianstadSwedenRecord daily precipitation9.7 mm (0.38 in)12 of 100 (Routine)
SandvigDenmarkRecord daily precipitation10.6 mm (0.4 in)11 of 100 (Routine)
Koebenhavn: Landbohojskolen-1DenmarkRecord daily precipitation6.5 mm (0.26 in)6 of 100 (Routine)
Koffiefontein (Pol)South AfricaRecord daily precipitation7.9 mm (0.31 in)4 of 100 (Routine)

Counts by Type and Timescale

13 records
Records on 1 April 1909 by type Records set or tied on 1 April 1909 by type: Highest daily maximum 1, Highest daily minimum 1, Lowest daily minimum 1, Heaviest daily rainfall 10. 035810Highest daily maximum: 1Lowest daily maximum: 0Highest daily minimum: 1Lowest daily minimum: 1Heaviest daily rainfall: 10Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 1 April 1909 by type: Highest daily maximum 1, Highest daily minimum 1, Lowest daily minimum 1, Heaviest daily rainfall 10.
Records on 1 April 1909 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum0
Highest daily minimum1
Lowest daily minimum1
Heaviest daily rainfall10
Heaviest daily snowfall0
Deepest snow cover0
Records on 1 April 1909 by timescale Records on 1 April 1909 by timescale: all-time 0, monthly 0, daily 13. 051015all-time: 0monthly: 0daily: 13all-timemonthlydaily
Records on 1 April 1909 by timescale: all-time 0, monthly 0, daily 13.
Records on 1 April 1909 by timescale
TimescaleRecords
all-time0
monthly0
daily13

How Much Records Were Beaten By

13 broken records
Histogram of margins by which records were beaten on 1 April 1909 Margins by which the 13 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 13.8. Ties are not counted. 024680 to 2: 72 to 4: 24 to 6: 16 to 8: 18 to 10: 010 to 12: 112 to 14: 10 to 22 to 44 to 66 to 88 to 1010 to 1212 to 14
Margins by which the 13 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 13.8. Ties are not counted.
Histogram of margins by which records were beaten on 1 April 1909
MarginRecords
0 to 27
2 to 42
4 to 61
6 to 81
8 to 100
10 to 121
12 to 141

Top 20 by Significance

1 April 1909
Top 13 records on 1 April 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
1 April 1909Kalmar_D, SEdaily rain21.0 mm (0.8 in)13.8 mm (0.5 in)6 years20 of 100 (Routine)
1 April 1909Visby_Flygplats, SEdaily rain14.8 mm (0.6 in)10.9 mm (0.4 in)17 years20 of 100 (Routine)
1 April 1909Lund, SEdaily rain13.1 mm (0.5 in)6.4 mm (0.25 in)37 years20 of 100 (Routine)
1 April 1909Putbus, DEdaily rain13.7 mm (0.5 in)5.7 mm (0.22 in)7 years20 of 100 (Routine)
1 April 1909Karlshamn, SEdaily rain10.8 mm (0.4 in)1.3 mm (0.05 in)34 years17 of 100 (Routine)
1 April 1909San Diego Wbo, USdaily high max25.6 C (78.1 F)0.6 C (1.1 F)30 years14 of 100 (Routine)
1 April 1909Inverell Comparison, AUdaily low min2.5 C (36.5 F)0.8 C (1.4 F)32 years13 of 100 (Routine)
1 April 1909Koebenhavn - Meteorologisk Ins, DKdaily rain6.0 mm (0.24 in)2.7 mm (0.11 in)9 years13 of 100 (Routine)
1 April 1909Nurnberg, DEdaily high min7.1 C (44.8 F)0.9 C (1.6 F)29 years13 of 100 (Routine)
1 April 1909Kristianstad, SEdaily rain9.7 mm (0.38 in)3.2 mm (0.13 in)7 years12 of 100 (Routine)
1 April 1909Sandvig, DKdaily rain10.6 mm (0.4 in)1.8 mm (0.07 in)11 years11 of 100 (Routine)
1 April 1909Koebenhavn: Landbohojskolen-1, DKdaily rain6.5 mm (0.26 in)0.5 mm (0.02 in)7 years6 of 100 (Routine)
1 April 1909Koffiefontein (Pol), ZAdaily rain7.9 mm (0.31 in)0.5 mm (0.02 in)6 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

1803 to 1909
Records on 04-01 in each year Records set or tied on this calendar date in each year from 1803 to 1909. 1909 had 13 records. 05001,0001,5002,0001803: 11805: 11808: 11813: 11815: 31819: 11830: 21847: 21848: 11850: 11855: 31856: 11861: 21862: 21865: 11869: 21872: 11873: 11874: 21876: 11878: 31879: 21881: 11885: 11887: 21888: 21889: 21891: 51892: 11893: 21896: 41897: 51898: 31899: 41900: 41901: 41902: 41903: 121904: 291905: 101906: 71907: 241908: 51909: 131910: 261911: 271912: 311913: 351914: 371915: 251916: 351917: 801918: 511919: 1651920: 651921: 461922: 981923: 3191924: 2571925: 1111926: 2341927: 3261928: 1941929: 3361930: 1531931: 8461932: 2921933: 1881934: 1531935: 4241936: 1,2481937: 1921938: 4611939: 2261940: 8401941: 2851942: 2091943: 3191944: 2661945: 8801946: 1,1721947: 3901948: 5901949: 3081950: 4551951: 4061952: 4191953: 2491954: 4931955: 2881956: 7441957: 3141958: 5351959: 8211960: 2951961: 4961962: 6521963: 1,1231964: 9511965: 6781966: 6891967: 9281968: 3771969: 6111970: 8941971: 3841972: 5101973: 6801974: 8941975: 1,8061976: 7671977: 5241978: 1,0131979: 7381980: 7971981: 1,1151982: 8841983: 6431984: 6621985: 8261986: 9821987: 1,7621988: 1,2591989: 1,0981990: 9521991: 6931992: 9811993: 7831994: 7391995: 1,0561996: 9961997: 1,2551998: 1,7031999: 1,3412000: 6902001: 5752002: 9852003: 1,3662004: 9262005: 1,0862006: 9292007: 9632008: 1,4572009: 8462010: 1,0222011: 1,1052012: 1,3272013: 7192014: 6572015: 6062016: 8422017: 7922018: 8702019: 6742020: 7192021: 7902022: 8532023: 1,0692024: 7882025: 7792026: 1,0421803187319001917193419511968198520022019
Records set or tied on this calendar date in each year from 1803 to 1909. 1909 had 13 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-01 in each year
YearRecords
18031
18051
18081
18131
18153
18191
18302
18472
18481
18501
18553
18561
18612
18622
18651
18692
18721
18731
18742
18761
18783
18792
18811
18851
18872
18882
18892
18915
18921
18932
18964
18975
18983
18994
19004
19014
19024
190312
190429
190510
19067
190724
19085
190913
191026
191127
191231
191335
191437
191525
191635
191780
191851
1919165
192065
192146
192298
1923319
1924257
1925111
1926234
1927326
1928194
1929336
1930153
1931846
1932292
1933188
1934153
1935424
19361,248
1937192
1938461
1939226
1940840
1941285
1942209
1943319
1944266
1945880
19461,172
1947390
1948590
1949308
1950455
1951406
1952419
1953249
1954493
1955288
1956744
1957314
1958535
1959821
1960295
1961496
1962652
19631,123
1964951
1965678
1966689
1967928
1968377
1969611
1970894
1971384
1972510
1973680
1974894
19751,806
1976767
1977524
19781,013
1979738
1980797
19811,115
1982884
1983643
1984662
1985826
1986982
19871,762
19881,259
19891,098
1990952
1991693
1992981
1993783
1994739
19951,056
1996996
19971,255
19981,703
19991,341
2000690
2001575
2002985
20031,366
2004926
20051,086
2006929
2007963
20081,457
2009846
20101,022
20111,105
20121,327
2013719
2014657
2015606
2016842
2017792
2018870
2019674
2020719
2021790
2022853
20231,069
2024788
2025779
20261,042

Download the Data

  • Data for records on 1909-04-01: 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).