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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Heathcote Threshold Days by Year (ASN00088029)

10 fixed thresholds counted per year at Heathcote (ASN00088029): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Heathcote Thresholds

  • Heathcote: days with 10 mm (0.39 in) or more of precipitation in 119 years, most in 1973 with 36.
  • Heathcote: days with 25 mm (0.98 in) or more of precipitation in 107 years, most in 1887 with 13.
  • Heathcote: days with 50 mm (1.97 in) or more of precipitation in 40 years, most in 1889 with 3.
  • Heathcote: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1883 with 1.
  • 10 fixed thresholds have at least one qualifying day at Heathcote.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Heathcote Days per year at Heathcote with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 45 in 1974. 02040601970: 421973: 311974: 45197019731974
Days per year at Heathcote with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 45 in 1974.
Days at or above 30 C (86 F) per year at Heathcote
YearDaysDecade average
19704239.3
19733139.3
19744539.3
First to last qualifying date each year at Heathcote For each year, a bar from the first to the last day at Heathcote meeting 30 C (86 F). 1970: 8 January 1970 to 27 December 19701973: 17 January 1973 to 29 December 19731974: 3 January 1974 to 27 December 1974197019731974JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Heathcote meeting 30 C (86 F).
First to last qualifying date each year at Heathcote
YearFirst dateLast date
19701970-01-081970-12-27
19731973-01-171973-12-29
19741974-01-031974-12-27

Every Fixed Threshold

Fixed thresholds at Heathcote
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days345197445
35 C (95 F): Days31119734
90 F (32.2 C): Days325197024
100 F (37.8 C): Days2319733
0 C (32 F): Frost days (min322197014
20 C (68 F): Tropical nights (min3819748
10 mm (0.39 in): Days with 10 mm or more rain11936197321
25 mm (0.98 in): Days with 25 mm or more rain1071318873
50 mm (1.97 in): Days with 50 mm or more rain40318891
100 mm (3.94 in): Days with 100 mm or more rain4118831

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

  • Data for Heathcote 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).