5 station records on 18 May 1908 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 May 1908: highest significance records shown on the map
Station
Country
Type
Value
Significance
La Crosse Wb City
United States
Record daily precipitation
32.5 mm (1.3 in)
11 of 100 (Routine)
Alice Springs Post Office
Australia
Record low minimum temperature
1.5 C (34.7 F)
10 of 100 (Routine)
Dublin Phoenix Park
Ireland
Record high minimum temperature
11.8 C (53.2 F)
9 of 100 (Routine)
Sacramento 5 ESE
United States
Record low maximum temperature
16.7 C (62.1 F)
7 of 100 (Routine)
Yamba Pilot Station
Australia
Record daily precipitation
27.7 mm (1.1 in)
6 of 100 (Routine)
Counts by Type and Timescale
5 records
Records set or tied on 18 May 1908 by type: Lowest daily maximum 1, Highest daily minimum 1, Lowest daily minimum 1, Heaviest daily rainfall 2.
Records on 18 May 1908 by type
Record type
Records
Highest daily maximum
0
Lowest daily maximum
1
Highest daily minimum
1
Lowest daily minimum
1
Heaviest daily rainfall
2
Heaviest daily snowfall
0
Deepest snow cover
0
Records on 18 May 1908 by timescale: all-time 0, monthly 0, daily 5.
Records on 18 May 1908 by timescale
Timescale
Records
all-time
0
monthly
0
daily
5
How Much Records Were Beaten By
5 broken records
Margins by which the 5 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 4.6. Ties are not counted.
Histogram of margins by which records were beaten on 18 May 1908
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
1796 to 1908
1908
Records set or tied on this calendar date in each year from 1796 to 1908. 1908 had 5 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-18 in each year
Year
Records
1796
1
1798
1
1802
2
1832
1
1833
1
1845
1
1847
1
1848
1
1855
1
1859
1
1861
2
1863
3
1864
1
1866
2
1868
2
1869
1
1870
1
1871
2
1872
1
1874
2
1877
4
1878
1
1879
1
1881
1
1883
2
1884
2
1885
1
1887
1
1888
4
1889
2
1891
1
1893
2
1894
4
1895
5
1896
2
1897
2
1898
1
1899
1
1900
13
1901
6
1902
9
1903
7
1904
11
1905
2
1906
24
1907
18
1908
5
1909
12
1910
50
1911
64
1912
5
1913
11
1914
45
1915
55
1916
74
1917
30
1918
42
1919
30
1920
26
1921
41
1922
33
1923
61
1924
92
1925
220
1926
133
1927
180
1928
160
1929
193
1930
475
1931
191
1932
460
1933
380
1934
390
1935
400
1936
282
1937
348
1938
382
1939
169
1940
315
1941
334
1942
421
1943
744
1944
496
1945
706
1946
651
1947
231
1948
426
1949
597
1950
473
1951
279
1952
493
1953
393
1954
498
1955
848
1956
795
1957
595
1958
334
1959
435
1960
404
1961
187
1962
1,199
1963
477
1964
329
1965
345
1966
438
1967
410
1968
817
1969
865
1970
703
1971
666
1972
499
1973
1,233
1974
1,097
1975
383
1976
733
1977
1,126
1978
1,090
1979
399
1980
614
1981
1,218
1982
452
1983
1,093
1984
717
1985
498
1986
1,131
1987
823
1988
1,154
1989
721
1990
753
1991
1,218
1992
921
1993
707
1994
1,015
1995
1,849
1996
1,767
1997
1,115
1998
1,060
1999
584
2000
922
2001
898
2002
1,833
2003
1,270
2004
847
2005
630
2006
1,493
2007
1,133
2008
999
2009
1,368
2010
894
2011
1,406
2012
523
2013
816
2014
609
2015
785
2016
597
2017
1,855
2018
553
2019
806
2020
703
2021
415
2022
709
2023
552
2024
551
2025
618
Download the Data
Data for records on 1908-05-18: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.