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Built 2026-10-17 (17 October 2026)

Stewart A Threshold Days by Year

13 fixed thresholds counted per year at Stewart A (CA001067742): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stewart A Thresholds

  • Stewart A: days with a maximum temperature at or below 0 C (32 F) in 9 years, most in 1982 with 63.
  • Stewart A: nights with a minimum temperature at or below 0 C (32 F) in 9 years, most in 1975 with 161.
  • Stewart A: nights with a minimum temperature at or below -10 C (14 F) in 9 years, most in 1982 with 37.
  • Stewart A: days with 10 mm (0.39 in) or more of precipitation in 9 years, most in 1980 with 76.
  • 13 fixed thresholds have at least one qualifying day at Stewart A.
4 years with a qualifying day
Days at or above 30 C (86 F) per year at Stewart A Days per year at Stewart A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 1977. 01231977: 31980: 11982: 21983: 11977198019821983
Days per year at Stewart A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 1977.
Days at or above 30 C (86 F) per year at Stewart A
YearDaysDecade average
197733
198011.3
198221.3
198311.3
First to last qualifying date each year at Stewart A For each year, a bar from the first to the last day at Stewart A meeting 30 C (86 F). 1977: 13 August 1977 to 18 August 19771980: 11 August 1980 to 11 August 19801982: 25 June 1982 to 27 July 19821983: 29 May 1983 to 29 May 19831977198019821983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Stewart A meeting 30 C (86 F).
First to last qualifying date each year at Stewart A
YearFirst dateLast date
19771977-08-131977-08-18
19801980-08-111980-08-11
19821982-06-251982-07-27
19831983-05-291983-05-29

Every Fixed Threshold

Fixed thresholds at Stewart A
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4319771
90 F (32.2 C): Days2119771
0 C (32 F): Ice days (max963198235
0 C (32 F): Frost days (min91611975124
-10 C (14 F): Days with min937198217
-20 C (-4 F): Days with min4419824
10 mm (0.39 in): Days with 10 mm or more rain976198045
25 mm (0.98 in): Days with 25 mm or more rain922197810
50 mm (1.97 in): Days with 50 mm or more rain8419761
100 mm (3.94 in): Days with 100 mm or more rain2219761
10 cm (3.9 in): Days with 10 cm or more snowfall927197611
25 cm (9.8 in): Days with 25 cm or more snowfall91119751
50 cm (19.7 in): Days with 50 cm or more snowfall3219751

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for Stewart A 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 (2026-10-15).