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Built 2026-10-19 (19 October 2026)

High Plains Threshold Days by Year (ASN00008269)

4 fixed thresholds counted per year at High Plains (ASN00008269): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for High Plains Thresholds

  • High Plains: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1996 with 24.
  • High Plains: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1986 with 5.
  • High Plains: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1986 with 2.
  • High Plains: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1999 with 1.
  • 4 fixed thresholds have at least one qualifying day at High Plains.
31 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at High Plains Days per year at High Plains with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1996. 01020301977: 71978: 131979: 91980: 111981: 151982: 81983: 161984: 151985: 111986: 191987: 131988: 131989: 141990: 101991: 141992: 121993: 71994: 101995: 191996: 241997: 81998: 111999: 102000: 92001: 142002: 42003: 162004: 102005: 132006: 22007: 719771981198519891993199720012005
Days per year at High Plains with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1996.
Days with 10 mm (0.39 in) or more of precipitation per year at High Plains
YearDaysDecade average
197779.7
1978139.7
197999.7
19801113.5
19811513.5
1982813.5
19831613.5
19841513.5
19851113.5
19861913.5
19871313.5
19881313.5
19891413.5
19901012.5
19911412.5
19921212.5
1993712.5
19941012.5
19951912.5
19962412.5
1997812.5
19981112.5
19991012.5
200099.4
2001149.4
200249.4
2003169.4
2004109.4
2005139.4
200629.4
200779.4
First to last qualifying date each year at High Plains For each year, a bar from the first to the last day at High Plains meeting 10 mm (0.39 in). 1977: 10 May 1977 to 10 August 19771978: 22 May 1978 to 2 October 19781979: 14 March 1979 to 19 August 19791980: 21 April 1980 to 22 October 19801981: 22 May 1981 to 2 October 19811982: 8 June 1982 to 21 September 19821983: 3 May 1983 to 13 September 19831984: 21 February 1984 to 7 August 19841985: 14 March 1985 to 23 September 19851986: 21 February 1986 to 5 October 19861987: 9 February 1987 to 6 October 19871988: 15 April 1988 to 4 October 19881989: 27 February 1989 to 15 October 19891990: 28 January 1990 to 4 December 19901991: 10 April 1991 to 13 November 19911992: 16 March 1992 to 19 September 19921993: 6 February 1993 to 14 November 19931994: 26 February 1994 to 31 August 19941995: 29 March 1995 to 16 November 19951996: 8 February 1996 to 6 November 19961997: 1 June 1997 to 6 September 19971998: 11 May 1998 to 1 August 19981999: 15 April 1999 to 21 September 19992000: 20 March 2000 to 6 September 20002001: 21 January 2001 to 6 October 20012002: 17 April 2002 to 15 September 20022003: 10 April 2003 to 17 November 20032004: 10 May 2004 to 12 August 20042005: 31 March 2005 to 21 September 20052006: 27 February 2006 to 25 July 20062007: 25 July 2007 to 11 December 200719771981198519891993199720012005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at High Plains meeting 10 mm (0.39 in).
First to last qualifying date each year at High Plains
YearFirst dateLast date
19771977-05-101977-08-10
19781978-05-221978-10-02
19791979-03-141979-08-19
19801980-04-211980-10-22
19811981-05-221981-10-02
19821982-06-081982-09-21
19831983-05-031983-09-13
19841984-02-211984-08-07
19851985-03-141985-09-23
19861986-02-211986-10-05
19871987-02-091987-10-06
19881988-04-151988-10-04
19891989-02-271989-10-15
19901990-01-281990-12-04
19911991-04-101991-11-13
19921992-03-161992-09-19
19931993-02-061993-11-14
19941994-02-261994-08-31
19951995-03-291995-11-16
19961996-02-081996-11-06
19971997-06-011997-09-06
19981998-05-111998-08-01
19991999-04-151999-09-21
20002000-03-202000-09-06
20012001-01-212001-10-06
20022002-04-172002-09-15
20032003-04-102003-11-17
20042004-05-102004-08-12
20052005-03-312005-09-21
20062006-02-272006-07-25
20072007-07-252007-12-11

Every Fixed Threshold

Fixed thresholds at High Plains
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain312419967
25 mm (0.98 in): Days with 25 mm or more rain26519861
50 mm (1.97 in): Days with 50 mm or more rain9219861
100 mm (3.94 in): Days with 100 mm or more rain1119991

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for High Plains 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).