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Built 2026-10-19 (19 October 2026)

Mc Cook 17 NNW Threshold Days by Year (USC00255311)

6 fixed thresholds counted per year at Mc Cook 17 NNW (USC00255311): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mc Cook 17 NNW Thresholds

  • Mc Cook 17 NNW: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1993 with 26.
  • Mc Cook 17 NNW: days with 25 mm (0.98 in) or more of precipitation in 51 years, most in 1993 with 10.
  • Mc Cook 17 NNW: days with 10 cm (3.9 in) or more of snowfall in 39 years, most in 1980 with 6.
  • Mc Cook 17 NNW: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 2008 with 3.
  • 6 fixed thresholds have at least one qualifying day at Mc Cook 17 NNW.
51 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mc Cook 17 NNW Days per year at Mc Cook 17 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1993. 01020301976: 151977: 191978: 181979: 231980: 161981: 201982: 181983: 171984: 221985: 181986: 141987: 211988: 161989: 141990: 171991: 201992: 181993: 261994: 151995: 151996: 201997: 111998: 121999: 162000: 152001: 162002: 82003: 112004: 192005: 222006: 182007: 162008: 232009: 222010: 202011: 172012: 102013: 122014: 202015: 242016: 172017: 152018: 242019: 182020: 92021: 132022: 72023: 172024: 192025: 182026: 7197619821988199420002006201220182024
Days per year at Mc Cook 17 NNW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Mc Cook 17 NNW
YearDaysDecade average
19761518.8
19771918.8
19781818.8
19792318.8
19801617.6
19812017.6
19821817.6
19831717.6
19842217.6
19851817.6
19861417.6
19872117.6
19881617.6
19891417.6
19901717
19912017
19921817
19932617
19941517
19951517
19962017
19971117
19981217
19991617
20001517
20011617
2002817
20031117
20041917
20052217
20061817
20071617
20082317
20092217
20102017.7
20111717.7
20121017.7
20131217.7
20142017.7
20152417.7
20161717.7
20171517.7
20182417.7
20191817.7
2020912.9
20211312.9
2022712.9
20231712.9
20241912.9
20251812.9
2026712.9
First to last qualifying date each year at Mc Cook 17 NNW For each year, a bar from the first to the last day at Mc Cook 17 NNW meeting 10 mm (0.39 in). 1976: 8 April 1976 to 7 October 19761977: 11 March 1977 to 19 December 19771978: 13 February 1978 to 26 November 19781979: 18 January 1979 to 31 October 19791980: 8 February 1980 to 9 September 19801981: 4 March 1981 to 30 November 19811982: 28 April 1982 to 9 October 19821983: 5 March 1983 to 27 November 19831984: 19 March 1984 to 17 October 19841985: 5 April 1985 to 19 October 19851986: 17 March 1986 to 22 October 19861987: 27 February 1987 to 8 December 19871988: 20 January 1988 to 20 December 19881989: 4 May 1989 to 13 September 19891990: 20 January 1990 to 28 November 19901991: 17 March 1991 to 12 December 19911992: 1 January 1992 to 7 October 19921993: 11 February 1993 to 12 November 19931994: 12 April 1994 to 18 October 19941995: 18 March 1995 to 23 October 19951996: 28 April 1996 to 25 September 19961997: 2 May 1997 to 29 November 19971998: 9 May 1998 to 7 November 19981999: 28 March 1999 to 29 August 19992000: 23 February 2000 to 12 November 20002001: 14 January 2001 to 24 November 20012002: 27 April 2002 to 27 October 20022003: 19 March 2003 to 3 November 20032004: 1 March 2004 to 18 November 20042005: 21 March 2005 to 20 October 20052006: 21 March 2006 to 30 December 20062007: 29 March 2007 to 10 September 20072008: 11 April 2008 to 22 October 20082009: 5 April 2009 to 30 October 20092010: 7 April 2010 to 23 October 20102011: 17 April 2011 to 8 October 20112012: 4 February 2012 to 2 August 20122013: 21 February 2013 to 6 November 20132014: 14 April 2014 to 15 December 20142015: 16 April 2015 to 16 November 20152016: 3 February 2016 to 23 November 20162017: 25 March 2017 to 3 October 20172018: 22 January 2018 to 28 December 20182019: 13 March 2019 to 21 September 20192020: 20 March 2020 to 30 July 20202021: 14 March 2021 to 30 September 20212022: 2 May 2022 to 22 September 20222023: 3 January 2023 to 4 October 20232024: 3 February 2024 to 9 November 20242025: 4 April 2025 to 17 October 20252026: 25 June 2026 to 28 August 202619761983199019972004201120182025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mc Cook 17 NNW meeting 10 mm (0.39 in).
First to last qualifying date each year at Mc Cook 17 NNW
YearFirst dateLast date
19761976-04-081976-10-07
19771977-03-111977-12-19
19781978-02-131978-11-26
19791979-01-181979-10-31
19801980-02-081980-09-09
19811981-03-041981-11-30
19821982-04-281982-10-09
19831983-03-051983-11-27
19841984-03-191984-10-17
19851985-04-051985-10-19
19861986-03-171986-10-22
19871987-02-271987-12-08
19881988-01-201988-12-20
19891989-05-041989-09-13
19901990-01-201990-11-28
19911991-03-171991-12-12
19921992-01-011992-10-07
19931993-02-111993-11-12
19941994-04-121994-10-18
19951995-03-181995-10-23
19961996-04-281996-09-25
19971997-05-021997-11-29
19981998-05-091998-11-07
19991999-03-281999-08-29
20002000-02-232000-11-12
20012001-01-142001-11-24
20022002-04-272002-10-27
20032003-03-192003-11-03
20042004-03-012004-11-18
20052005-03-212005-10-20
20062006-03-212006-12-30
20072007-03-292007-09-10
20082008-04-112008-10-22
20092009-04-052009-10-30
20102010-04-072010-10-23
20112011-04-172011-10-08
20122012-02-042012-08-02
20132013-02-212013-11-06
20142014-04-142014-12-15
20152015-04-162015-11-16
20162016-02-032016-11-23
20172017-03-252017-10-03
20182018-01-222018-12-28
20192019-03-132019-09-21
20202020-03-202020-07-30
20212021-03-142021-09-30
20222022-05-022022-09-22
20232023-01-032023-10-04
20242024-02-032024-11-09
20252025-04-042025-10-17
20262026-06-252026-08-28

Every Fixed Threshold

Fixed thresholds at Mc Cook 17 NNW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain512619937
25 mm (0.98 in): Days with 25 mm or more rain511019932
50 mm (1.97 in): Days with 50 mm or more rain27320081
100 mm (3.94 in): Days with 100 mm or more rain1119891
10 cm (3.9 in): Days with 10 cm or more snowfall39619801
25 cm (9.8 in): Days with 25 cm or more snowfall5119801

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.

Download the Data

  • Data for Mc Cook 17 NNW 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 (2026-10-17).