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Built 2026-10-19 (19 October 2026)

Adelaide (Unley) Threshold Days by Year

3 fixed thresholds counted per year at Adelaide (Unley) (ASN00023029): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Adelaide (Unley) Thresholds

  • Adelaide (Unley): days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1956 with 26.
  • Adelaide (Unley): days with 25 mm (0.98 in) or more of precipitation in 57 years, most in 1921 with 7.
  • Adelaide (Unley): days with 50 mm (1.97 in) or more of precipitation in 10 years, most in 1919 with 1.
  • 3 fixed thresholds have at least one qualifying day at Adelaide (Unley).
59 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Adelaide (Unley) Days per year at Adelaide (Unley) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1956. 01020301916: 231917: 211918: 121919: 81920: 181921: 161922: 251923: 241924: 181925: 91926: 171927: 161928: 171929: 121930: 131931: 141932: 191933: 171934: 141935: 171936: 111937: 181938: 101939: 201940: 111941: 171942: 201943: 141944: 121945: 111946: 161947: 211948: 151949: 191950: 171951: 251952: 161953: 221954: 121955: 211956: 261957: 131958: 171959: 71960: 211961: 111962: 91963: 121964: 121965: 41966: 81967: 61968: 151969: 161970: 131971: 191972: 71973: 201976: 91916192219281934194019461952195819641970
Days per year at Adelaide (Unley) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Adelaide (Unley)
YearDaysDecade average
19162316
19172116
19181216
1919816
19201817.2
19211617.2
19222517.2
19232417.2
19241817.2
1925917.2
19261717.2
19271617.2
19281717.2
19291217.2
19301315.3
19311415.3
19321915.3
19331715.3
19341415.3
19351715.3
19361115.3
19371815.3
19381015.3
19392015.3
19401115.6
19411715.6
19422015.6
19431415.6
19441215.6
19451115.6
19461615.6
19472115.6
19481515.6
19491915.6
19501717.6
19512517.6
19521617.6
19532217.6
19541217.6
19552117.6
19562617.6
19571317.6
19581717.6
1959717.6
19602111.4
19611111.4
1962911.4
19631211.4
19641211.4
1965411.4
1966811.4
1967611.4
19681511.4
19691611.4
19701313.6
19711913.6
1972713.6
19732013.6
1976913.6
First to last qualifying date each year at Adelaide (Unley) For each year, a bar from the first to the last day at Adelaide (Unley) meeting 10 mm (0.39 in). 1916: 4 January 1916 to 16 November 19161917: 13 February 1917 to 17 September 19171918: 15 January 1918 to 13 December 19181919: 16 February 1919 to 27 December 19191920: 6 March 1920 to 27 December 19201921: 2 January 1921 to 3 December 19211922: 5 January 1922 to 26 December 19221923: 5 May 1923 to 18 December 19231924: 17 February 1924 to 7 November 19241925: 7 February 1925 to 28 September 19251926: 25 February 1926 to 26 December 19261927: 3 February 1927 to 2 December 19271928: 18 January 1928 to 5 October 19281929: 21 May 1929 to 28 December 19291930: 12 May 1930 to 17 November 19301931: 13 March 1931 to 14 September 19311932: 5 February 1932 to 12 October 19321933: 20 January 1933 to 19 September 19331934: 6 January 1934 to 29 December 19341935: 14 March 1935 to 24 December 19351936: 1 January 1936 to 17 December 19361937: 19 January 1937 to 11 December 19371938: 5 February 1938 to 28 August 19381939: 16 January 1939 to 5 November 19391940: 4 January 1940 to 18 December 19401941: 24 January 1941 to 19 November 19411942: 20 January 1942 to 5 November 19421943: 17 February 1943 to 17 December 19431944: 8 February 1944 to 21 December 19441945: 10 January 1945 to 17 December 19451946: 18 January 1946 to 26 December 19461947: 10 February 1947 to 26 December 19471948: 9 April 1948 to 16 December 19481949: 20 February 1949 to 21 November 19491950: 2 February 1950 to 20 December 19501951: 8 January 1951 to 31 December 19511952: 25 January 1952 to 8 December 19521953: 26 January 1953 to 7 December 19531954: 14 April 1954 to 12 December 19541955: 9 February 1955 to 3 December 19551956: 20 January 1956 to 10 September 19561957: 14 March 1957 to 18 November 19571958: 27 March 1958 to 10 October 19581959: 16 February 1959 to 26 December 19591960: 18 January 1960 to 12 November 19601961: 8 February 1961 to 21 August 19611962: 20 February 1962 to 29 December 19621963: 26 April 1963 to 12 September 19631964: 8 April 1964 to 18 November 19641965: 8 May 1965 to 5 September 19651966: 15 February 1966 to 30 September 19661967: 15 January 1967 to 29 July 19671968: 20 January 1968 to 23 December 19681969: 9 February 1969 to 2 December 19691970: 21 April 1970 to 5 December 19701971: 1 March 1971 to 10 December 19711972: 10 January 1972 to 27 December 19721973: 30 January 1973 to 30 December 19731976: 12 January 1976 to 23 December 197619161924193219401948195619641972JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Adelaide (Unley) meeting 10 mm (0.39 in).
First to last qualifying date each year at Adelaide (Unley)
YearFirst dateLast date
19161916-01-041916-11-16
19171917-02-131917-09-17
19181918-01-151918-12-13
19191919-02-161919-12-27
19201920-03-061920-12-27
19211921-01-021921-12-03
19221922-01-051922-12-26
19231923-05-051923-12-18
19241924-02-171924-11-07
19251925-02-071925-09-28
19261926-02-251926-12-26
19271927-02-031927-12-02
19281928-01-181928-10-05
19291929-05-211929-12-28
19301930-05-121930-11-17
19311931-03-131931-09-14
19321932-02-051932-10-12
19331933-01-201933-09-19
19341934-01-061934-12-29
19351935-03-141935-12-24
19361936-01-011936-12-17
19371937-01-191937-12-11
19381938-02-051938-08-28
19391939-01-161939-11-05
19401940-01-041940-12-18
19411941-01-241941-11-19
19421942-01-201942-11-05
19431943-02-171943-12-17
19441944-02-081944-12-21
19451945-01-101945-12-17
19461946-01-181946-12-26
19471947-02-101947-12-26
19481948-04-091948-12-16
19491949-02-201949-11-21
19501950-02-021950-12-20
19511951-01-081951-12-31
19521952-01-251952-12-08
19531953-01-261953-12-07
19541954-04-141954-12-12
19551955-02-091955-12-03
19561956-01-201956-09-10
19571957-03-141957-11-18
19581958-03-271958-10-10
19591959-02-161959-12-26
19601960-01-181960-11-12
19611961-02-081961-08-21
19621962-02-201962-12-29
19631963-04-261963-09-12
19641964-04-081964-11-18
19651965-05-081965-09-05
19661966-02-151966-09-30
19671967-01-151967-07-29
19681968-01-201968-12-23
19691969-02-091969-12-02
19701970-04-211970-12-05
19711971-03-011971-12-10
19721972-01-101972-12-27
19731973-01-301973-12-30
19761976-01-121976-12-23

Every Fixed Threshold

Fixed thresholds at Adelaide (Unley)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain592619569
25 mm (0.98 in): Days with 25 mm or more rain57719211
50 mm (1.97 in): Days with 50 mm or more rain10119191

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.

Download the Data

  • Data for Adelaide (Unley) 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).