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

Wellington Threshold Days by Year (CA008300900)

5 fixed thresholds counted per year at Wellington (CA008300900): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wellington Thresholds

  • Wellington: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 1981 with 57.
  • Wellington: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1972 with 12.
  • Wellington: days with 10 cm (3.9 in) or more of snowfall in 19 years, most in 1982 with 16.
  • Wellington: days with 25 cm (9.8 in) or more of snowfall in 14 years, most in 1975 with 4.
  • 5 fixed thresholds have at least one qualifying day at Wellington.
19 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wellington Days per year at Wellington with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 57 in 1981. 02040601957: 441958: 361959: 361960: 281968: 371969: 361970: 321971: 361972: 461973: 461974: 491975: 311976: 421978: 361979: 411980: 311981: 571982: 401983: 391957195919681970197219741976197919811983
Days per year at Wellington with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 57 in 1981.
Days with 10 mm (0.39 in) or more of precipitation per year at Wellington
YearDaysDecade average
19574438.7
19583638.7
19593638.7
19602833.7
19683733.7
19693633.7
19703239.9
19713639.9
19724639.9
19734639.9
19744939.9
19753139.9
19764239.9
19783639.9
19794139.9
19803141.8
19815741.8
19824041.8
19833941.8
First to last qualifying date each year at Wellington For each year, a bar from the first to the last day at Wellington meeting 10 mm (0.39 in). 1957: 4 January 1957 to 28 December 19571958: 2 January 1958 to 16 December 19581959: 17 January 1959 to 29 December 19591960: 3 January 1960 to 21 December 19601968: 1 January 1968 to 28 December 19681969: 1 January 1969 to 22 December 19691970: 16 March 1970 to 24 December 19701971: 30 January 1971 to 24 December 19711972: 2 January 1972 to 16 December 19721973: 7 January 1973 to 26 December 19731974: 12 January 1974 to 18 December 19741975: 1 January 1975 to 23 December 19751976: 14 January 1976 to 30 December 19761978: 10 January 1978 to 28 December 19781979: 1 January 1979 to 25 December 19791980: 23 January 1980 to 30 December 19801981: 2 January 1981 to 29 December 19811982: 1 January 1982 to 25 December 19821983: 16 January 1983 to 24 December 19831957196019701973197619801983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wellington meeting 10 mm (0.39 in).
First to last qualifying date each year at Wellington
YearFirst dateLast date
19571957-01-041957-12-28
19581958-01-021958-12-16
19591959-01-171959-12-29
19601960-01-031960-12-21
19681968-01-011968-12-28
19691969-01-011969-12-22
19701970-03-161970-12-24
19711971-01-301971-12-24
19721972-01-021972-12-16
19731973-01-071973-12-26
19741974-01-121974-12-18
19751975-01-011975-12-23
19761976-01-141976-12-30
19781978-01-101978-12-28
19791979-01-011979-12-25
19801980-01-231980-12-30
19811981-01-021981-12-29
19821982-01-011982-12-25
19831983-01-161983-12-24

Every Fixed Threshold

Fixed thresholds at Wellington
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1957198139
25 mm (0.98 in): Days with 25 mm or more rain191219725
50 mm (1.97 in): Days with 50 mm or more rain6219682
10 cm (3.9 in): Days with 10 cm or more snowfall191619827
25 cm (9.8 in): Days with 25 cm or more snowfall14419751

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

  • Data for Wellington 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).