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

Scotland Threshold Days by Year (ASN00042026)

4 fixed thresholds counted per year at Scotland (ASN00042026): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Scotland Thresholds

  • Scotland: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1956 with 34.
  • Scotland: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1949 with 11.
  • Scotland: days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 1940 with 4.
  • Scotland: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1954 with 1.
  • 4 fixed thresholds have at least one qualifying day at Scotland.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Scotland Days per year at Scotland with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1956. 0102030401936: 181937: 231939: 181940: 161941: 191942: 221943: 211944: 151945: 181946: 71947: 231948: 201949: 201950: 331951: 91952: 241953: 181954: 291955: 201956: 341960: 151961: 251962: 221964: 201966: 181967: 161968: 24193619401943194619491952195519611966
Days per year at Scotland with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Scotland
YearDaysDecade average
19361819.7
19372319.7
19391819.7
19401618.1
19411918.1
19422218.1
19432118.1
19441518.1
19451818.1
1946718.1
19472318.1
19482018.1
19492018.1
19503323.9
1951923.9
19522423.9
19531823.9
19542923.9
19552023.9
19563423.9
19601520
19612520
19622220
19642020
19661820
19671620
19682420
First to last qualifying date each year at Scotland For each year, a bar from the first to the last day at Scotland meeting 10 mm (0.39 in). 1936: 9 January 1936 to 24 December 19361937: 2 January 1937 to 14 December 19371939: 23 January 1939 to 28 December 19391940: 2 February 1940 to 21 December 19401941: 4 January 1941 to 28 November 19411942: 10 January 1942 to 31 December 19421943: 2 January 1943 to 29 December 19431944: 26 January 1944 to 11 December 19441945: 11 January 1945 to 5 December 19451946: 22 January 1946 to 13 December 19461947: 19 January 1947 to 19 December 19471948: 3 January 1948 to 31 December 19481949: 9 January 1949 to 16 December 19491950: 18 January 1950 to 25 November 19501951: 16 January 1951 to 20 December 19511952: 10 January 1952 to 31 December 19521953: 8 January 1953 to 28 December 19531954: 16 January 1954 to 12 December 19541955: 13 January 1955 to 19 December 19551956: 13 January 1956 to 22 December 19561960: 8 January 1960 to 14 December 19601961: 3 January 1961 to 16 December 19611962: 2 January 1962 to 30 December 19621964: 15 January 1964 to 29 December 19641966: 23 January 1966 to 29 December 19661967: 19 January 1967 to 25 December 19671968: 5 January 1968 to 25 December 19681936194119451949195319601966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Scotland meeting 10 mm (0.39 in).
First to last qualifying date each year at Scotland
YearFirst dateLast date
19361936-01-091936-12-24
19371937-01-021937-12-14
19391939-01-231939-12-28
19401940-02-021940-12-21
19411941-01-041941-11-28
19421942-01-101942-12-31
19431943-01-021943-12-29
19441944-01-261944-12-11
19451945-01-111945-12-05
19461946-01-221946-12-13
19471947-01-191947-12-19
19481948-01-031948-12-31
19491949-01-091949-12-16
19501950-01-181950-11-25
19511951-01-161951-12-20
19521952-01-101952-12-31
19531953-01-081953-12-28
19541954-01-161954-12-12
19551955-01-131955-12-19
19561956-01-131956-12-22
19601960-01-081960-12-14
19611961-01-031961-12-16
19621962-01-021962-12-30
19641964-01-151964-12-29
19661966-01-231966-12-29
19671967-01-191967-12-25
19681968-01-051968-12-25

Every Fixed Threshold

Fixed thresholds at Scotland
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2734195624
25 mm (0.98 in): Days with 25 mm or more rain261119496
50 mm (1.97 in): Days with 50 mm or more rain19419401
100 mm (3.94 in): Days with 100 mm or more rain1119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Scotland 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).