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Built 2026-10-19 (19 October 2026)

Copley (Yankaninna) Threshold Days by Year (ASN00017102)

3 fixed thresholds counted per year at Copley (Yankaninna) (ASN00017102): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Copley (Yankaninna) Thresholds

  • Copley (Yankaninna): days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1955 with 20.
  • Copley (Yankaninna): days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1955 with 7.
  • Copley (Yankaninna): days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1979 with 2.
  • 3 fixed thresholds have at least one qualifying day at Copley (Yankaninna).
59 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Copley (Yankaninna) Days per year at Copley (Yankaninna) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1955. 051015201921: 81923: 91924: 21925: 51926: 71927: 41928: 31929: 41930: 71931: 61932: 81933: 61935: 51936: 41937: 61938: 31939: 91941: 51942: 51943: 31944: 21945: 91946: 71947: 71948: 11949: 81950: 101951: 31952: 61953: 71954: 101955: 201956: 111957: 61958: 131959: 61960: 41961: 31962: 51963: 51964: 51965: 31966: 21967: 21968: 101969: 81970: 51971: 91972: 91973: 151974: 141975: 151976: 91977: 31978: 91979: 91980: 91981: 71982: 21921192819351942194819541960196619721978
Days per year at Copley (Yankaninna) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1955.
Days with 10 mm (0.39 in) or more of precipitation per year at Copley (Yankaninna)
YearDaysDecade average
192185.3
192395.3
192425.3
192555.3
192675.3
192745.3
192835.3
192945.3
193076
193166
193286
193366
193556
193646
193766
193836
193996
194155.2
194255.2
194335.2
194425.2
194595.2
194675.2
194775.2
194815.2
194985.2
1950109.2
195139.2
195269.2
195379.2
1954109.2
1955209.2
1956119.2
195769.2
1958139.2
195969.2
196044.7
196134.7
196254.7
196354.7
196454.7
196534.7
196624.7
196724.7
1968104.7
196984.7
197059.7
197199.7
197299.7
1973159.7
1974149.7
1975159.7
197699.7
197739.7
197899.7
197999.7
198096
198176
198226
First to last qualifying date each year at Copley (Yankaninna) For each year, a bar from the first to the last day at Copley (Yankaninna) meeting 10 mm (0.39 in). 1921: 2 January 1921 to 8 October 19211923: 18 March 1923 to 17 December 19231924: 21 October 1924 to 23 October 19241925: 14 January 1925 to 10 July 19251926: 20 March 1926 to 26 September 19261927: 5 January 1927 to 18 June 19271928: 1 June 1928 to 14 October 19281929: 23 March 1929 to 27 December 19291930: 4 February 1930 to 24 December 19301931: 13 March 1931 to 24 June 19311932: 6 February 1932 to 15 September 19321933: 28 April 1933 to 1 December 19331935: 1 April 1935 to 31 December 19351936: 3 January 1936 to 18 October 19361937: 9 January 1937 to 30 November 19371938: 25 May 1938 to 23 August 19381939: 23 January 1939 to 15 November 19391941: 3 January 1941 to 10 July 19411942: 3 May 1942 to 9 December 19421943: 17 February 1943 to 18 August 19431944: 6 February 1944 to 21 December 19441945: 21 June 1945 to 27 December 19451946: 16 January 1946 to 27 December 19461947: 24 February 1947 to 1 November 19471948: 25 December 1948 to 25 December 19481949: 1 February 1949 to 12 November 19491950: 1 February 1950 to 20 December 19501951: 30 June 1951 to 9 October 19511952: 25 January 1952 to 27 October 19521953: 6 January 1953 to 23 December 19531954: 23 January 1954 to 14 December 19541955: 11 February 1955 to 19 November 19551956: 8 February 1956 to 13 October 19561957: 5 February 1957 to 29 December 19571958: 21 January 1958 to 29 November 19581959: 31 March 1959 to 8 December 19591960: 12 February 1960 to 2 July 19601961: 23 April 1961 to 17 November 19611962: 10 January 1962 to 27 December 19621963: 14 May 1963 to 30 December 19631964: 14 July 1964 to 25 December 19641965: 8 May 1965 to 15 August 19651966: 16 February 1966 to 30 December 19661967: 24 February 1967 to 7 June 19671968: 5 January 1968 to 6 November 19681969: 1 February 1969 to 7 December 19691970: 19 April 1970 to 10 November 19701971: 7 March 1971 to 25 November 19711972: 8 January 1972 to 28 September 19721973: 28 March 1973 to 30 December 19731974: 17 January 1974 to 24 October 19741975: 8 January 1975 to 17 December 19751976: 5 January 1976 to 19 November 19761977: 1 January 1977 to 27 November 19771978: 17 May 1978 to 30 October 19781979: 20 February 1979 to 20 November 19791980: 1 January 1980 to 23 October 19801981: 24 January 1981 to 26 September 19811982: 23 March 1982 to 17 September 198219211930193919481956196419721980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Copley (Yankaninna) meeting 10 mm (0.39 in).
First to last qualifying date each year at Copley (Yankaninna)
YearFirst dateLast date
19211921-01-021921-10-08
19231923-03-181923-12-17
19241924-10-211924-10-23
19251925-01-141925-07-10
19261926-03-201926-09-26
19271927-01-051927-06-18
19281928-06-011928-10-14
19291929-03-231929-12-27
19301930-02-041930-12-24
19311931-03-131931-06-24
19321932-02-061932-09-15
19331933-04-281933-12-01
19351935-04-011935-12-31
19361936-01-031936-10-18
19371937-01-091937-11-30
19381938-05-251938-08-23
19391939-01-231939-11-15
19411941-01-031941-07-10
19421942-05-031942-12-09
19431943-02-171943-08-18
19441944-02-061944-12-21
19451945-06-211945-12-27
19461946-01-161946-12-27
19471947-02-241947-11-01
19481948-12-251948-12-25
19491949-02-011949-11-12
19501950-02-011950-12-20
19511951-06-301951-10-09
19521952-01-251952-10-27
19531953-01-061953-12-23
19541954-01-231954-12-14
19551955-02-111955-11-19
19561956-02-081956-10-13
19571957-02-051957-12-29
19581958-01-211958-11-29
19591959-03-311959-12-08
19601960-02-121960-07-02
19611961-04-231961-11-17
19621962-01-101962-12-27
19631963-05-141963-12-30
19641964-07-141964-12-25
19651965-05-081965-08-15
19661966-02-161966-12-30
19671967-02-241967-06-07
19681968-01-051968-11-06
19691969-02-011969-12-07
19701970-04-191970-11-10
19711971-03-071971-11-25
19721972-01-081972-09-28
19731973-03-281973-12-30
19741974-01-171974-10-24
19751975-01-081975-12-17
19761976-01-051976-11-19
19771977-01-011977-11-27
19781978-05-171978-10-30
19791979-02-201979-11-20
19801980-01-011980-10-23
19811981-01-241981-09-26
19821982-03-231982-09-17

Every Fixed Threshold

Fixed thresholds at Copley (Yankaninna)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain592019552
25 mm (0.98 in): Days with 25 mm or more rain45719552
50 mm (1.97 in): Days with 50 mm or more rain12219791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1921.

Download the Data

  • Data for Copley (Yankaninna) threshold days by year: CSV or JSON. Field meanings are on the data page.

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)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).