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Built 2026-10-18 (18 October 2026)

Clutha Station Threshold Days by Year

4 fixed thresholds counted per year at Clutha Station (ASN00030012): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clutha Station Thresholds

  • Clutha Station: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1974 with 27.
  • Clutha Station: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1955 with 13.
  • Clutha Station: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1972 with 5.
  • Clutha Station: days with 100 mm (3.94 in) or more of precipitation in 9 years, most in 1964 with 2.
  • 4 fixed thresholds have at least one qualifying day at Clutha Station.
47 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Clutha Station Days per year at Clutha Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974. 01020301940: 181941: 221942: 141943: 51944: 171945: 91946: 141947: 121948: 71949: 111950: 251951: 101952: 61953: 171954: 231955: 231956: 191957: 131958: 121959: 111960: 151961: 91962: 121963: 121964: 151965: 131966: 71967: 91968: 121969: 81970: 161971: 151972: 131973: 181974: 271975: 221976: 141977: 191978: 141979: 171980: 91981: 151982: 131983: 151984: 111985: 131986: 71940194519501955196019651970197519801985
Days per year at Clutha Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Clutha Station
YearDaysDecade average
19401812.9
19412212.9
19421412.9
1943512.9
19441712.9
1945912.9
19461412.9
19471212.9
1948712.9
19491112.9
19502515.9
19511015.9
1952615.9
19531715.9
19542315.9
19552315.9
19561915.9
19571315.9
19581215.9
19591115.9
19601511.2
1961911.2
19621211.2
19631211.2
19641511.2
19651311.2
1966711.2
1967911.2
19681211.2
1969811.2
19701617.5
19711517.5
19721317.5
19731817.5
19742717.5
19752217.5
19761417.5
19771917.5
19781417.5
19791717.5
1980911.9
19811511.9
19821311.9
19831511.9
19841111.9
19851311.9
1986711.9
First to last qualifying date each year at Clutha Station For each year, a bar from the first to the last day at Clutha Station meeting 10 mm (0.39 in). 1940: 12 January 1940 to 28 December 19401941: 8 January 1941 to 30 December 19411942: 17 January 1942 to 27 December 19421943: 2 February 1943 to 19 December 19431944: 3 February 1944 to 21 December 19441945: 31 January 1945 to 17 December 19451946: 6 January 1946 to 30 December 19461947: 13 January 1947 to 19 December 19471948: 1 January 1948 to 30 December 19481949: 9 February 1949 to 19 December 19491950: 3 January 1950 to 30 November 19501951: 11 January 1951 to 21 November 19511952: 23 May 1952 to 28 December 19521953: 2 January 1953 to 30 October 19531954: 1 January 1954 to 13 December 19541955: 9 January 1955 to 14 December 19551956: 12 January 1956 to 22 December 19561957: 8 January 1957 to 30 December 19571958: 2 January 1958 to 26 December 19581959: 9 January 1959 to 24 May 19591960: 9 February 1960 to 29 December 19601961: 2 January 1961 to 25 December 19611962: 7 January 1962 to 28 December 19621963: 15 January 1963 to 18 December 19631964: 4 January 1964 to 22 December 19641965: 25 January 1965 to 20 December 19651966: 6 January 1966 to 1 October 19661967: 1 January 1967 to 3 December 19671968: 4 January 1968 to 21 December 19681969: 10 January 1969 to 24 December 19691970: 29 January 1970 to 20 December 19701971: 24 February 1971 to 27 December 19711972: 5 January 1972 to 31 December 19721973: 11 January 1973 to 25 December 19731974: 2 January 1974 to 29 December 19741975: 1 January 1975 to 30 December 19751976: 6 January 1976 to 21 December 19761977: 17 January 1977 to 23 December 19771978: 5 January 1978 to 14 December 19781979: 20 January 1979 to 25 December 19791980: 4 January 1980 to 6 November 19801981: 4 January 1981 to 13 December 19811982: 6 January 1982 to 20 December 19821983: 3 January 1983 to 3 December 19831984: 6 January 1984 to 16 December 19841985: 8 January 1985 to 31 December 19851986: 7 January 1986 to 26 December 198619401946195219581964197019761982JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Clutha Station meeting 10 mm (0.39 in).
First to last qualifying date each year at Clutha Station
YearFirst dateLast date
19401940-01-121940-12-28
19411941-01-081941-12-30
19421942-01-171942-12-27
19431943-02-021943-12-19
19441944-02-031944-12-21
19451945-01-311945-12-17
19461946-01-061946-12-30
19471947-01-131947-12-19
19481948-01-011948-12-30
19491949-02-091949-12-19
19501950-01-031950-11-30
19511951-01-111951-11-21
19521952-05-231952-12-28
19531953-01-021953-10-30
19541954-01-011954-12-13
19551955-01-091955-12-14
19561956-01-121956-12-22
19571957-01-081957-12-30
19581958-01-021958-12-26
19591959-01-091959-05-24
19601960-02-091960-12-29
19611961-01-021961-12-25
19621962-01-071962-12-28
19631963-01-151963-12-18
19641964-01-041964-12-22
19651965-01-251965-12-20
19661966-01-061966-10-01
19671967-01-011967-12-03
19681968-01-041968-12-21
19691969-01-101969-12-24
19701970-01-291970-12-20
19711971-02-241971-12-27
19721972-01-051972-12-31
19731973-01-111973-12-25
19741974-01-021974-12-29
19751975-01-011975-12-30
19761976-01-061976-12-21
19771977-01-171977-12-23
19781978-01-051978-12-14
19791979-01-201979-12-25
19801980-01-041980-11-06
19811981-01-041981-12-13
19821982-01-061982-12-20
19831983-01-031983-12-03
19841984-01-061984-12-16
19851985-01-081985-12-31
19861986-01-071986-12-26

Every Fixed Threshold

Fixed thresholds at Clutha Station
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain472719747
25 mm (0.98 in): Days with 25 mm or more rain471319552
50 mm (1.97 in): Days with 50 mm or more rain36519721
100 mm (3.94 in): Days with 100 mm or more rain9219642

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 Clutha Station 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).