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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Green Island Threshold Days by Year (ASN00031027)

5 fixed thresholds counted per year at Green Island (ASN00031027): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Green Island Thresholds

  • Green Island: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1973 with 77.
  • Green Island: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1950 with 43.
  • Green Island: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1950 with 27.
  • Green Island: days with 100 mm (3.94 in) or more of precipitation in 31 years, most in 1950 with 14.
  • 5 fixed thresholds have at least one qualifying day at Green Island.
39 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Green Island Days per year at Green Island with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 77 in 1973. 0204060801950: 731951: 331952: 451953: 591954: 581955: 521956: 681957: 461958: 441959: 641960: 281961: 241965: 351966: 201967: 551968: 351969: 551970: 361971: 531972: 551973: 771974: 481975: 671978: 341979: 431980: 411984: 381985: 501986: 441987: 511988: 501989: 501990: 541991: 401992: 371994: 601995: 491996: 501997: 701950195419581965196919731979198619901995
Days per year at Green Island with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 77 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Green Island
YearDaysDecade average
19507354.2
19513354.2
19524554.2
19535954.2
19545854.2
19555254.2
19566854.2
19574654.2
19584454.2
19596454.2
19602836
19612436
19653536
19662036
19675536
19683536
19695536
19703651.6
19715351.6
19725551.6
19737751.6
19744851.6
19756751.6
19783451.6
19794351.6
19804146.3
19843846.3
19855046.3
19864446.3
19875146.3
19885046.3
19895046.3
19905451.4
19914051.4
19923751.4
19946051.4
19954951.4
19965051.4
19977051.4
First to last qualifying date each year at Green Island For each year, a bar from the first to the last day at Green Island meeting 10 mm (0.39 in). 1950: 9 January 1950 to 28 December 19501951: 3 January 1951 to 30 December 19511952: 11 January 1952 to 23 December 19521953: 11 January 1953 to 19 December 19531954: 19 January 1954 to 19 December 19541955: 1 January 1955 to 18 December 19551956: 8 January 1956 to 31 December 19561957: 1 January 1957 to 1 November 19571958: 1 January 1958 to 23 November 19581959: 1 January 1959 to 27 December 19591960: 11 January 1960 to 31 December 19601961: 1 January 1961 to 26 December 19611965: 3 January 1965 to 21 December 19651966: 5 January 1966 to 24 June 19661967: 2 January 1967 to 18 December 19671968: 5 January 1968 to 24 September 19681969: 2 January 1969 to 30 December 19691970: 21 January 1970 to 29 December 19701971: 7 January 1971 to 24 December 19711972: 5 January 1972 to 3 December 19721973: 20 January 1973 to 27 December 19731974: 3 January 1974 to 31 December 19741975: 1 January 1975 to 31 December 19751978: 2 January 1978 to 24 December 19781979: 1 January 1979 to 29 December 19791980: 4 January 1980 to 20 December 19801984: 8 January 1984 to 29 December 19841985: 15 January 1985 to 31 December 19851986: 8 January 1986 to 5 December 19861987: 5 January 1987 to 31 December 19871988: 1 January 1988 to 30 December 19881989: 1 January 1989 to 25 December 19891990: 4 January 1990 to 31 December 19901991: 2 January 1991 to 17 November 19911992: 5 February 1992 to 29 December 19921994: 12 January 1994 to 22 December 19941995: 18 January 1995 to 4 December 19951996: 5 January 1996 to 25 December 19961997: 2 January 1997 to 30 December 199719501955196019681973198019881994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Green Island meeting 10 mm (0.39 in).
First to last qualifying date each year at Green Island
YearFirst dateLast date
19501950-01-091950-12-28
19511951-01-031951-12-30
19521952-01-111952-12-23
19531953-01-111953-12-19
19541954-01-191954-12-19
19551955-01-011955-12-18
19561956-01-081956-12-31
19571957-01-011957-11-01
19581958-01-011958-11-23
19591959-01-011959-12-27
19601960-01-111960-12-31
19611961-01-011961-12-26
19651965-01-031965-12-21
19661966-01-051966-06-24
19671967-01-021967-12-18
19681968-01-051968-09-24
19691969-01-021969-12-30
19701970-01-211970-12-29
19711971-01-071971-12-24
19721972-01-051972-12-03
19731973-01-201973-12-27
19741974-01-031974-12-31
19751975-01-011975-12-31
19781978-01-021978-12-24
19791979-01-011979-12-29
19801980-01-041980-12-20
19841984-01-081984-12-29
19851985-01-151985-12-31
19861986-01-081986-12-05
19871987-01-051987-12-31
19881988-01-011988-12-30
19891989-01-011989-12-25
19901990-01-041990-12-31
19911991-01-021991-11-17
19921992-02-051992-12-29
19941994-01-121994-12-22
19951995-01-181995-12-04
19961996-01-051996-12-25
19971997-01-021997-12-30

Every Fixed Threshold

Fixed thresholds at Green Island
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3977197370
25 mm (0.98 in): Days with 25 mm or more rain3943195020
50 mm (1.97 in): Days with 50 mm or more rain3927195011
100 mm (3.94 in): Days with 100 mm or more rain311419501
200 mm (7.87 in): Days with 200 mm or more rain10219501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Green Island 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).