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Built 2026-10-19 (19 October 2026)

Wynyard (Jackson Street) Threshold Days by Year (ASN00091112)

7 fixed thresholds counted per year at Wynyard (Jackson Street) (ASN00091112): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wynyard (Jackson Street) Thresholds

  • Wynyard (Jackson Street): days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1975 with 52.
  • Wynyard (Jackson Street): days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1964 with 14.
  • Wynyard (Jackson Street): nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1968 with 19.
  • Wynyard (Jackson Street): days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1977 with 3.
  • 7 fixed thresholds have at least one qualifying day at Wynyard (Jackson Street).
8 years with a qualifying day
Days at or above 30 C (86 F) per year at Wynyard (Jackson Street) Days per year at Wynyard (Jackson Street) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1968. 011221968: 21974: 11981: 11982: 11983: 11988: 11990: 11991: 119681974198119821983198819901991
Days per year at Wynyard (Jackson Street) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1968.
Days at or above 30 C (86 F) per year at Wynyard (Jackson Street)
YearDaysDecade average
196822
197411
198111
198211
198311
198811
199011
199111
First to last qualifying date each year at Wynyard (Jackson Street) For each year, a bar from the first to the last day at Wynyard (Jackson Street) meeting 30 C (86 F). 1968: 18 February 1968 to 19 February 19681974: 3 March 1974 to 3 March 19741981: 1 January 1981 to 1 January 19811982: 20 January 1982 to 20 January 19821983: 7 February 1983 to 7 February 19831988: 7 January 1988 to 7 January 19881990: 24 January 1990 to 24 January 19901991: 25 February 1991 to 25 February 199119681974198119821983198819901991JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wynyard (Jackson Street) meeting 30 C (86 F).
First to last qualifying date each year at Wynyard (Jackson Street)
YearFirst dateLast date
19681968-02-181968-02-19
19741974-03-031974-03-03
19811981-01-011981-01-01
19821982-01-201982-01-20
19831983-02-071983-02-07
19881988-01-071988-01-07
19901990-01-241990-01-24
19911991-02-251991-02-25

Every Fixed Threshold

Fixed thresholds at Wynyard (Jackson Street)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days8219681
90 F (32.2 C): Days2119821
0 C (32 F): Frost days (min231919684
20 C (68 F): Tropical nights (min2619746
10 mm (0.39 in): Days with 10 mm or more rain2752197536
25 mm (0.98 in): Days with 25 mm or more rain271419649
50 mm (1.97 in): Days with 50 mm or more rain15319771

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Wynyard (Jackson Street) 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 (2026-10-17).