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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 (USC00418139)

5 fixed thresholds counted per year at Scotland (USC00418139): 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 2015 with 34.
  • Scotland: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 2016 with 17.
  • Scotland: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 2015 with 7.
  • Scotland: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 2015 with 2.
  • 5 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 2015. 0102030401999: 192000: 292001: 222002: 312003: 132004: 332005: 192006: 202007: 292008: 212009: 212010: 242011: 122012: 182013: 212014: 282015: 342016: 292017: 262018: 272019: 282020: 322021: 242022: 202023: 252024: 312025: 26199920022005200820112014201720202023
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 2015.
Days with 10 mm (0.39 in) or more of precipitation per year at Scotland
YearDaysDecade average
19991919
20002923.8
20012223.8
20023123.8
20031323.8
20043323.8
20051923.8
20062023.8
20072923.8
20082123.8
20092123.8
20102424.7
20111224.7
20121824.7
20132124.7
20142824.7
20153424.7
20162924.7
20172624.7
20182724.7
20192824.7
20203226.3
20212426.3
20222026.3
20232526.3
20243126.3
20252626.3
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). 1999: 22 January 1999 to 4 December 19992000: 4 January 2000 to 26 December 20002001: 10 January 2001 to 17 December 20012002: 4 January 2002 to 31 December 20022003: 16 May 2003 to 7 November 20032004: 17 January 2004 to 7 December 20042005: 3 January 2005 to 7 October 20052006: 28 January 2006 to 30 December 20062007: 20 January 2007 to 12 December 20072008: 17 February 2008 to 14 October 20082009: 14 March 2009 to 2 December 20092010: 29 January 2010 to 25 December 20102011: 1 May 2011 to 5 December 20112012: 10 January 2012 to 14 October 20122013: 12 February 2013 to 21 December 20132014: 2 February 2014 to 31 December 20142015: 3 January 2015 to 27 December 20152016: 23 February 2016 to 3 December 20162017: 14 January 2017 to 20 December 20172018: 22 February 2018 to 31 December 20182019: 4 January 2019 to 29 December 20192020: 17 January 2020 to 31 December 20202021: 1 January 2021 to 11 November 20212022: 17 February 2022 to 8 December 20222023: 25 January 2023 to 24 December 20232024: 5 January 2024 to 19 November 20242025: 10 January 2025 to 24 November 20251999200320072011201520192023JanFebMarAprMayJunJulAugSepOctNovDec
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
19991999-01-221999-12-04
20002000-01-042000-12-26
20012001-01-102001-12-17
20022002-01-042002-12-31
20032003-05-162003-11-07
20042004-01-172004-12-07
20052005-01-032005-10-07
20062006-01-282006-12-30
20072007-01-202007-12-12
20082008-02-172008-10-14
20092009-03-142009-12-02
20102010-01-292010-12-25
20112011-05-012011-12-05
20122012-01-102012-10-14
20132013-02-122013-12-21
20142014-02-022014-12-31
20152015-01-032015-12-27
20162016-02-232016-12-03
20172017-01-142017-12-20
20182018-02-222018-12-31
20192019-01-042019-12-29
20202020-01-172020-12-31
20212021-01-012021-11-11
20222022-02-172022-12-08
20232023-01-252023-12-24
20242024-01-052024-11-19
20252025-01-102025-11-24

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 rain2734201526
25 mm (0.98 in): Days with 25 mm or more rain2717201611
50 mm (1.97 in): Days with 50 mm or more rain27720152
100 mm (3.94 in): Days with 100 mm or more rain5220152
10 cm (3.9 in): Days with 10 cm or more snowfall4120011

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1999.

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).