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Built 2026-10-17 (17 October 2026)

Hamilton (Kia Ora) Threshold Days by Year

3 fixed thresholds counted per year at Hamilton (Kia Ora) (ASN00095041): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hamilton (Kia Ora) Thresholds

  • Hamilton (Kia Ora): days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1975 with 23.
  • Hamilton (Kia Ora): days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1966 with 4.
  • Hamilton (Kia Ora): days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1971 with 1.
  • 3 fixed thresholds have at least one qualifying day at Hamilton (Kia Ora).
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Hamilton (Kia Ora) Days per year at Hamilton (Kia Ora) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1975. 01020301965: 41966: 131967: 71968: 91969: 141970: 161971: 171972: 131973: 171974: 161975: 231976: 141977: 141978: 71979: 91980: 101981: 161982: 71983: 91984: 141985: 91986: 121987: 101988: 151989: 81990: 121991: 101992: 121993: 81994: 111965196819711974197719801983198619891992
Days per year at Hamilton (Kia Ora) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1975.
Days with 10 mm (0.39 in) or more of precipitation per year at Hamilton (Kia Ora)
YearDaysDecade average
196549.4
1966139.4
196779.4
196899.4
1969149.4
19701614.6
19711714.6
19721314.6
19731714.6
19741614.6
19752314.6
19761414.6
19771414.6
1978714.6
1979914.6
19801011
19811611
1982711
1983911
19841411
1985911
19861211
19871011
19881511
1989811
19901210.6
19911010.6
19921210.6
1993810.6
19941110.6
First to last qualifying date each year at Hamilton (Kia Ora) For each year, a bar from the first to the last day at Hamilton (Kia Ora) meeting 10 mm (0.39 in). 1965: 21 April 1965 to 11 November 19651966: 4 February 1966 to 1 November 19661967: 1 July 1967 to 18 December 19671968: 20 January 1968 to 26 December 19681969: 26 January 1969 to 13 December 19691970: 3 January 1970 to 31 December 19701971: 3 January 1971 to 24 December 19711972: 10 January 1972 to 25 December 19721973: 24 January 1973 to 22 December 19731974: 6 February 1974 to 28 December 19741975: 9 January 1975 to 25 November 19751976: 15 January 1976 to 24 December 19761977: 15 January 1977 to 30 November 19771978: 5 February 1978 to 27 December 19781979: 21 January 1979 to 2 December 19791980: 21 February 1980 to 24 October 19801981: 9 January 1981 to 29 December 19811982: 7 January 1982 to 8 December 19821983: 27 January 1983 to 10 November 19831984: 7 August 1984 to 26 December 19841985: 31 January 1985 to 22 December 19851986: 2 January 1986 to 17 December 19861987: 7 January 1987 to 20 November 19871988: 31 January 1988 to 26 December 19881989: 5 January 1989 to 28 October 19891990: 3 January 1990 to 27 December 19901991: 25 January 1991 to 20 December 19911992: 3 January 1992 to 22 November 19921993: 25 January 1993 to 27 December 19931994: 8 January 1994 to 21 November 199419651969197319771981198519891993JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hamilton (Kia Ora) meeting 10 mm (0.39 in).
First to last qualifying date each year at Hamilton (Kia Ora)
YearFirst dateLast date
19651965-04-211965-11-11
19661966-02-041966-11-01
19671967-07-011967-12-18
19681968-01-201968-12-26
19691969-01-261969-12-13
19701970-01-031970-12-31
19711971-01-031971-12-24
19721972-01-101972-12-25
19731973-01-241973-12-22
19741974-02-061974-12-28
19751975-01-091975-11-25
19761976-01-151976-12-24
19771977-01-151977-11-30
19781978-02-051978-12-27
19791979-01-211979-12-02
19801980-02-211980-10-24
19811981-01-091981-12-29
19821982-01-071982-12-08
19831983-01-271983-11-10
19841984-08-071984-12-26
19851985-01-311985-12-22
19861986-01-021986-12-17
19871987-01-071987-11-20
19881988-01-311988-12-26
19891989-01-051989-10-28
19901990-01-031990-12-27
19911991-01-251991-12-20
19921992-01-031992-11-22
19931993-01-251993-12-27
19941994-01-081994-11-21

Every Fixed Threshold

Fixed thresholds at Hamilton (Kia Ora)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3023197511
25 mm (0.98 in): Days with 25 mm or more rain22419661
50 mm (1.97 in): Days with 50 mm or more rain1119711

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Hamilton (Kia Ora) 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).