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Built 2026-10-19 (19 October 2026)

Lochnagar Threshold Days by Year

4 fixed thresholds counted per year at Lochnagar (ASN00010666): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lochnagar Thresholds

  • Lochnagar: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 2016 with 21.
  • Lochnagar: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 2016 with 5.
  • Lochnagar: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 2011 with 2.
  • Lochnagar: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1966 with 1.
  • 4 fixed thresholds have at least one qualifying day at Lochnagar.
74 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Lochnagar Days per year at Lochnagar with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 2016. 01020301944: 81945: 111946: 111947: 121948: 101949: 111950: 81951: 61952: 81953: 131954: 51955: 81956: 71957: 61958: 121959: 101960: 111961: 31962: 71963: 131964: 91965: 141966: 91967: 81968: 91969: 51970: 61971: 71972: 41973: 111974: 141975: 131976: 91977: 61978: 121979: 71981: 121982: 61983: 81984: 91985: 71986: 101987: 121988: 81989: 91990: 81991: 71992: 151993: 61994: 61995: 121996: 71997: 81998: 71999: 172000: 92001: 112002: 32003: 82004: 142005: 72006: 102007: 72008: 92009: 62010: 42011: 102012: 122013: 132014: 92015: 82016: 212017: 102018: 91944195219601968197619851993200120092017
Days per year at Lochnagar with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 2016.
Days with 10 mm (0.39 in) or more of precipitation per year at Lochnagar
YearDaysDecade average
1944810.5
19451110.5
19461110.5
19471210.5
19481010.5
19491110.5
195088.3
195168.3
195288.3
1953138.3
195458.3
195588.3
195678.3
195768.3
1958128.3
1959108.3
1960118.8
196138.8
196278.8
1963138.8
196498.8
1965148.8
196698.8
196788.8
196898.8
196958.8
197068.9
197178.9
197248.9
1973118.9
1974148.9
1975138.9
197698.9
197768.9
1978128.9
197978.9
1981129
198269
198389
198499
198579
1986109
1987129
198889
198999
199089.3
199179.3
1992159.3
199369.3
199469.3
1995129.3
199679.3
199789.3
199879.3
1999179.3
200098.4
2001118.4
200238.4
200388.4
2004148.4
200578.4
2006108.4
200778.4
200898.4
200968.4
2010410.7
20111010.7
20121210.7
20131310.7
2014910.7
2015810.7
20162110.7
20171010.7
2018910.7
First to last qualifying date each year at Lochnagar For each year, a bar from the first to the last day at Lochnagar meeting 10 mm (0.39 in). 1944: 5 April 1944 to 11 August 19441945: 27 March 1945 to 23 August 19451946: 14 May 1946 to 20 August 19461947: 6 March 1947 to 26 October 19471948: 5 February 1948 to 13 November 19481949: 29 April 1949 to 31 August 19491950: 6 May 1950 to 10 October 19501951: 14 February 1951 to 1 December 19511952: 3 January 1952 to 19 December 19521953: 3 February 1953 to 7 August 19531954: 23 May 1954 to 19 August 19541955: 6 February 1955 to 21 September 19551956: 9 June 1956 to 14 November 19561957: 18 January 1957 to 9 June 19571958: 23 May 1958 to 21 December 19581959: 7 February 1959 to 2 December 19591960: 2 January 1960 to 19 December 19601961: 28 January 1961 to 14 June 19611962: 9 January 1962 to 23 November 19621963: 27 January 1963 to 21 August 19631964: 29 March 1964 to 25 August 19641965: 21 April 1965 to 26 December 19651966: 2 January 1966 to 23 October 19661967: 23 January 1967 to 10 October 19671968: 28 January 1968 to 10 September 19681969: 19 March 1969 to 10 September 19691970: 17 February 1970 to 4 October 19701971: 13 March 1971 to 11 November 19711972: 1 June 1972 to 27 July 19721973: 9 April 1973 to 5 November 19731974: 4 April 1974 to 26 August 19741975: 5 April 1975 to 11 December 19751976: 28 February 1976 to 7 November 19761977: 30 April 1977 to 22 December 19771978: 1 January 1978 to 20 December 19781979: 2 January 1979 to 13 November 19791981: 13 January 1981 to 1 October 19811982: 2 January 1982 to 15 September 19821983: 18 June 1983 to 1 December 19831984: 7 March 1984 to 16 September 19841985: 1 February 1985 to 13 October 19851986: 2 January 1986 to 5 December 19861987: 1 May 1987 to 24 December 19871988: 13 May 1988 to 30 September 19881989: 12 January 1989 to 14 June 19891990: 29 January 1990 to 2 October 19901991: 22 March 1991 to 25 December 19911992: 10 February 1992 to 1 December 19921993: 1 May 1993 to 9 November 19931994: 23 May 1994 to 10 August 19941995: 14 February 1995 to 26 December 19951996: 12 April 1996 to 6 November 19961997: 20 February 1997 to 13 November 19971998: 10 March 1998 to 18 June 19981999: 6 January 1999 to 30 December 19992000: 7 January 2000 to 17 July 20002001: 19 January 2001 to 16 November 20012002: 15 January 2002 to 17 April 20022003: 17 February 2003 to 11 August 20032004: 6 January 2004 to 21 October 20042005: 28 March 2005 to 24 August 20052006: 3 January 2006 to 20 December 20062007: 4 January 2007 to 17 December 20072008: 8 February 2008 to 31 October 20082009: 25 June 2009 to 19 November 20092010: 22 March 2010 to 13 August 20102011: 6 January 2011 to 7 December 20112012: 1 January 2012 to 12 December 20122013: 13 January 2013 to 20 October 20132014: 21 March 2014 to 28 November 20142015: 1 March 2015 to 19 August 20152016: 19 January 2016 to 12 December 20162017: 31 January 2017 to 22 October 20172018: 16 January 2018 to 17 December 201819441954196419741985199520052015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lochnagar meeting 10 mm (0.39 in).
First to last qualifying date each year at Lochnagar
YearFirst dateLast date
19441944-04-051944-08-11
19451945-03-271945-08-23
19461946-05-141946-08-20
19471947-03-061947-10-26
19481948-02-051948-11-13
19491949-04-291949-08-31
19501950-05-061950-10-10
19511951-02-141951-12-01
19521952-01-031952-12-19
19531953-02-031953-08-07
19541954-05-231954-08-19
19551955-02-061955-09-21
19561956-06-091956-11-14
19571957-01-181957-06-09
19581958-05-231958-12-21
19591959-02-071959-12-02
19601960-01-021960-12-19
19611961-01-281961-06-14
19621962-01-091962-11-23
19631963-01-271963-08-21
19641964-03-291964-08-25
19651965-04-211965-12-26
19661966-01-021966-10-23
19671967-01-231967-10-10
19681968-01-281968-09-10
19691969-03-191969-09-10
19701970-02-171970-10-04
19711971-03-131971-11-11
19721972-06-011972-07-27
19731973-04-091973-11-05
19741974-04-041974-08-26
19751975-04-051975-12-11
19761976-02-281976-11-07
19771977-04-301977-12-22
19781978-01-011978-12-20
19791979-01-021979-11-13
19811981-01-131981-10-01
19821982-01-021982-09-15
19831983-06-181983-12-01
19841984-03-071984-09-16
19851985-02-011985-10-13
19861986-01-021986-12-05
19871987-05-011987-12-24
19881988-05-131988-09-30
19891989-01-121989-06-14
19901990-01-291990-10-02
19911991-03-221991-12-25
19921992-02-101992-12-01
19931993-05-011993-11-09
19941994-05-231994-08-10
19951995-02-141995-12-26
19961996-04-121996-11-06
19971997-02-201997-11-13
19981998-03-101998-06-18
19991999-01-061999-12-30
20002000-01-072000-07-17
20012001-01-192001-11-16
20022002-01-152002-04-17
20032003-02-172003-08-11
20042004-01-062004-10-21
20052005-03-282005-08-24
20062006-01-032006-12-20
20072007-01-042007-12-17
20082008-02-082008-10-31
20092009-06-252009-11-19
20102010-03-222010-08-13
20112011-01-062011-12-07
20122012-01-012012-12-12
20132013-01-132013-10-20
20142014-03-212014-11-28
20152015-03-012015-08-19
20162016-01-192016-12-12
20172017-01-312017-10-22
20182018-01-162018-12-17

Every Fixed Threshold

Fixed thresholds at Lochnagar
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain742120169
25 mm (0.98 in): Days with 25 mm or more rain49520162
50 mm (1.97 in): Days with 50 mm or more rain12220112
100 mm (3.94 in): Days with 100 mm or more rain2119661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

  • Data for Lochnagar 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).