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Built 2026-10-19 (19 October 2026)

Bon Accord Threshold Days by Year (ASN00041153)

4 fixed thresholds counted per year at Bon Accord (ASN00041153): 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 10 mm (0.39 in) or more of precipitation in 35 years, most in 1893 with 38.
  • Bon Accord: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1890 with 14.
  • Bon Accord: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1890 with 5.
  • Bon Accord: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1910 with 1.
  • 4 fixed thresholds have at least one qualifying day at Bon Accord.
35 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Bon Accord Days per year at Bon Accord with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1893. 0102030401888: 161889: 271890: 281891: 271892: 301893: 381894: 221895: 241896: 201897: 251898: 161899: 161900: 141901: 231902: 81908: 221909: 171910: 311911: 241912: 231913: 151914: 161915: 131916: 291917: 321918: 131919: 111920: 211921: 261922: 111923: 171924: 251925: 261926: 221927: 21188818921896190019091913191719211925
Days per year at Bon Accord with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1893.
Days with 10 mm (0.39 in) or more of precipitation per year at Bon Accord
YearDaysDecade average
18881621.5
18892721.5
18902824.6
18912724.6
18923024.6
18933824.6
18942224.6
18952424.6
18962024.6
18972524.6
18981624.6
18991624.6
19001416.8
19012316.8
1902816.8
19082216.8
19091716.8
19103120.7
19112420.7
19122320.7
19131520.7
19141620.7
19151320.7
19162920.7
19173220.7
19181320.7
19191120.7
19202121.1
19212621.1
19221121.1
19231721.1
19242521.1
19252621.1
19262221.1
19272121.1
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 10 mm (0.39 in). 1888: 4 January 1888 to 19 December 18881889: 18 January 1889 to 2 December 18891890: 12 January 1890 to 30 December 18901891: 10 January 1891 to 12 December 18911892: 8 January 1892 to 30 December 18921893: 10 January 1893 to 18 December 18931894: 6 January 1894 to 31 December 18941895: 9 January 1895 to 29 December 18951896: 29 January 1896 to 19 December 18961897: 1 January 1897 to 25 December 18971898: 3 January 1898 to 23 December 18981899: 11 January 1899 to 11 December 18991900: 14 February 1900 to 23 December 19001901: 14 January 1901 to 12 October 19011902: 12 January 1902 to 16 December 19021908: 11 February 1908 to 27 December 19081909: 16 January 1909 to 29 December 19091910: 12 January 1910 to 27 December 19101911: 9 January 1911 to 30 December 19111912: 6 January 1912 to 20 December 19121913: 1 January 1913 to 20 December 19131914: 11 January 1914 to 28 December 19141915: 4 January 1915 to 15 December 19151916: 15 January 1916 to 14 December 19161917: 6 January 1917 to 25 December 19171918: 2 January 1918 to 12 December 19181919: 17 January 1919 to 3 December 19191920: 9 January 1920 to 9 December 19201921: 14 January 1921 to 31 December 19211922: 7 January 1922 to 21 December 19221923: 7 January 1923 to 27 December 19231924: 7 January 1924 to 31 December 19241925: 1 January 1925 to 31 December 19251926: 2 January 1926 to 28 December 19261927: 21 January 1927 to 29 November 19271888189318981908191319181923JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bon Accord meeting 10 mm (0.39 in).
First to last qualifying date each year at Bon Accord
YearFirst dateLast date
18881888-01-041888-12-19
18891889-01-181889-12-02
18901890-01-121890-12-30
18911891-01-101891-12-12
18921892-01-081892-12-30
18931893-01-101893-12-18
18941894-01-061894-12-31
18951895-01-091895-12-29
18961896-01-291896-12-19
18971897-01-011897-12-25
18981898-01-031898-12-23
18991899-01-111899-12-11
19001900-02-141900-12-23
19011901-01-141901-10-12
19021902-01-121902-12-16
19081908-02-111908-12-27
19091909-01-161909-12-29
19101910-01-121910-12-27
19111911-01-091911-12-30
19121912-01-061912-12-20
19131913-01-011913-12-20
19141914-01-111914-12-28
19151915-01-041915-12-15
19161916-01-151916-12-14
19171917-01-061917-12-25
19181918-01-021918-12-12
19191919-01-171919-12-03
19201920-01-091920-12-09
19211921-01-141921-12-31
19221922-01-071922-12-21
19231923-01-071923-12-27
19241924-01-071924-12-31
19251925-01-011925-12-31
19261926-01-021926-12-28
19271927-01-211927-11-29

Every Fixed Threshold

Fixed thresholds at Bon Accord
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3538189321
25 mm (0.98 in): Days with 25 mm or more rain351418906
50 mm (1.97 in): Days with 50 mm or more rain24518901
100 mm (3.94 in): Days with 100 mm or more rain1119101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1888.

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).