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

Bon Accord Threshold Days by Year (CA008100566)

15 fixed thresholds counted per year at Bon Accord (CA008100566): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bon Accord Thresholds

  • Bon Accord: days with a maximum temperature at or below 0 C (32 F) in 16 years, most in 1972 with 130.
  • Bon Accord: nights with a minimum temperature at or below 0 C (32 F) in 16 years, most in 1974 with 209.
  • Bon Accord: nights with a minimum temperature at or below -10 C (14 F) in 16 years, most in 1978 with 123.
  • Bon Accord: nights with a minimum temperature at or below -20 C (-4 F) in 16 years, most in 1976 with 39.
  • 15 fixed thresholds have at least one qualifying day at Bon Accord.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at Bon Accord Days per year at Bon Accord with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1983. 012341968: 11969: 21970: 11971: 11975: 21976: 31977: 21978: 11981: 11982: 11983: 4196819701975197719811983
Days per year at Bon Accord with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1983.
Days at or above 30 C (86 F) per year at Bon Accord
YearDaysDecade average
196811.5
196921.5
197011.7
197111.7
197521.7
197631.7
197721.7
197811.7
198112
198212
198342
First to last qualifying date each year at Bon Accord For each year, a bar from the first to the last day at Bon Accord meeting 30 C (86 F). 1968: 15 July 1968 to 15 July 19681969: 13 June 1969 to 16 July 19691970: 25 July 1970 to 25 July 19701971: 30 June 1971 to 30 June 19711975: 23 June 1975 to 2 August 19751976: 6 July 1976 to 22 August 19761977: 22 May 1977 to 23 May 19771978: 8 July 1978 to 8 July 19781981: 4 July 1981 to 4 July 19811982: 7 July 1982 to 7 July 19821983: 22 June 1983 to 5 July 1983196819701975197719811983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bon Accord meeting 30 C (86 F).
First to last qualifying date each year at Bon Accord
YearFirst dateLast date
19681968-07-151968-07-15
19691969-06-131969-07-16
19701970-07-251970-07-25
19711971-06-301971-06-30
19751975-06-231975-08-02
19761976-07-061976-08-22
19771977-05-221977-05-23
19781978-07-081978-07-08
19811981-07-041981-07-04
19821982-07-071982-07-07
19831983-06-221983-07-05

Every Fixed Threshold

Fixed thresholds at Bon Accord
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days11419834
90 F (32.2 C): Days4119751
0 C (32 F): Ice days (max161301972102
0 C (32 F): Frost days (min162091974191
-10 C (14 F): Days with min16123197882
-20 C (-4 F): Days with min1639197626
-30 C (-22 F): Days with min10419711
20 C (68 F): Tropical nights (min7419751
10 mm (0.39 in): Days with 10 mm or more rain1661197647
25 mm (0.98 in): Days with 25 mm or more rain1623197611
50 mm (1.97 in): Days with 50 mm or more rain13519731
100 mm (3.94 in): Days with 100 mm or more rain1119761
10 cm (3.9 in): Days with 10 cm or more snowfall1628197212
25 cm (9.8 in): Days with 25 cm or more snowfall14419691
50 cm (19.7 in): Days with 50 cm or more snowfall1119811

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 Bon Accord 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).