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Built 2026-10-17 (17 October 2026)

Port Augusta (Nacoona) Threshold Days by Year

3 fixed thresholds counted per year at Port Augusta (Nacoona) (ASN00019028): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Port Augusta (Nacoona) Thresholds

  • Port Augusta (Nacoona): days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1973 with 13.
  • Port Augusta (Nacoona): days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1973 with 6.
  • Port Augusta (Nacoona): days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1946 with 2.
  • 3 fixed thresholds have at least one qualifying day at Port Augusta (Nacoona).
33 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Port Augusta (Nacoona) Days per year at Port Augusta (Nacoona) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 1973. 0510151940: 31941: 51942: 51943: 31944: 61945: 51946: 81947: 111948: 21949: 51950: 101951: 61952: 61953: 41954: 91955: 61956: 101957: 41958: 91959: 51960: 81961: 41962: 41963: 81964: 31965: 51966: 71967: 31969: 81970: 51971: 91972: 51973: 13194019441948195219561960196419691973
Days per year at Port Augusta (Nacoona) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Port Augusta (Nacoona)
YearDaysDecade average
194035.3
194155.3
194255.3
194335.3
194465.3
194555.3
194685.3
1947115.3
194825.3
194955.3
1950106.9
195166.9
195266.9
195346.9
195496.9
195566.9
1956106.9
195746.9
195896.9
195956.9
196085.6
196145.6
196245.6
196385.6
196435.6
196555.6
196675.6
196735.6
196985.6
197058
197198
197258
1973138
First to last qualifying date each year at Port Augusta (Nacoona) For each year, a bar from the first to the last day at Port Augusta (Nacoona) meeting 10 mm (0.39 in). 1940: 25 January 1940 to 9 July 19401941: 3 January 1941 to 9 July 19411942: 21 April 1942 to 30 August 19421943: 17 February 1943 to 16 October 19431944: 5 February 1944 to 22 December 19441945: 17 February 1945 to 27 December 19451946: 17 January 1946 to 25 December 19461947: 4 February 1947 to 3 December 19471948: 25 December 1948 to 28 December 19481949: 27 February 1949 to 9 October 19491950: 2 February 1950 to 20 December 19501951: 12 May 1951 to 8 December 19511952: 25 January 1952 to 16 November 19521953: 26 January 1953 to 6 November 19531954: 28 January 1954 to 3 December 19541955: 22 March 1955 to 23 November 19551956: 10 January 1956 to 14 October 19561957: 18 June 1957 to 28 December 19571958: 6 March 1958 to 3 October 19581959: 23 January 1959 to 27 July 19591960: 17 January 1960 to 9 November 19601961: 19 April 1961 to 13 December 19611962: 17 January 1962 to 27 December 19621963: 13 January 1963 to 15 June 19631964: 24 August 1964 to 27 September 19641965: 18 June 1965 to 22 December 19651966: 12 January 1966 to 1 December 19661967: 25 January 1967 to 24 February 19671969: 14 January 1969 to 5 November 19691970: 1 January 1970 to 12 December 19701971: 1 March 1971 to 10 December 19711972: 11 January 1972 to 15 October 19721973: 31 January 1973 to 30 December 19731940194519501955196019651971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Port Augusta (Nacoona) meeting 10 mm (0.39 in).
First to last qualifying date each year at Port Augusta (Nacoona)
YearFirst dateLast date
19401940-01-251940-07-09
19411941-01-031941-07-09
19421942-04-211942-08-30
19431943-02-171943-10-16
19441944-02-051944-12-22
19451945-02-171945-12-27
19461946-01-171946-12-25
19471947-02-041947-12-03
19481948-12-251948-12-28
19491949-02-271949-10-09
19501950-02-021950-12-20
19511951-05-121951-12-08
19521952-01-251952-11-16
19531953-01-261953-11-06
19541954-01-281954-12-03
19551955-03-221955-11-23
19561956-01-101956-10-14
19571957-06-181957-12-28
19581958-03-061958-10-03
19591959-01-231959-07-27
19601960-01-171960-11-09
19611961-04-191961-12-13
19621962-01-171962-12-27
19631963-01-131963-06-15
19641964-08-241964-09-27
19651965-06-181965-12-22
19661966-01-121966-12-01
19671967-01-251967-02-24
19691969-01-141969-11-05
19701970-01-011970-12-12
19711971-03-011971-12-10
19721972-01-111972-10-15
19731973-01-311973-12-30

Every Fixed Threshold

Fixed thresholds at Port Augusta (Nacoona)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3313197313
25 mm (0.98 in): Days with 25 mm or more rain25619736
50 mm (1.97 in): Days with 50 mm or more rain3219461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1940.

Download the Data

  • Data for Port Augusta (Nacoona) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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