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

Wallace Rock Hole Threshold Days by Year (ASN00015642)

4 fixed thresholds counted per year at Wallace Rock Hole (ASN00015642): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wallace Rock Hole Thresholds

  • Wallace Rock Hole: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2001 with 22.
  • Wallace Rock Hole: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 2010 with 10.
  • Wallace Rock Hole: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 2000 with 3.
  • Wallace Rock Hole: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 2010 with 1.
  • 4 fixed thresholds have at least one qualifying day at Wallace Rock Hole.
31 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wallace Rock Hole Days per year at Wallace Rock Hole with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 2001. 01020301986: 71987: 31988: 101989: 71990: 41991: 21992: 71993: 131994: 71995: 91996: 11997: 121998: 42000: 202001: 222002: 52003: 52004: 92005: 72006: 72007: 62008: 62009: 22010: 202011: 132012: 102013: 52014: 92015: 62016: 132017: 419861990199419982003200720112015
Days per year at Wallace Rock Hole with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 2001.
Days with 10 mm (0.39 in) or more of precipitation per year at Wallace Rock Hole
YearDaysDecade average
198676.8
198736.8
1988106.8
198976.8
199046.6
199126.6
199276.6
1993136.6
199476.6
199596.6
199616.6
1997126.6
199846.6
2000208.9
2001228.9
200258.9
200358.9
200498.9
200578.9
200678.9
200768.9
200868.9
200928.9
20102010
20111310
20121010
2013510
2014910
2015610
20161310
2017410
First to last qualifying date each year at Wallace Rock Hole For each year, a bar from the first to the last day at Wallace Rock Hole meeting 10 mm (0.39 in). 1986: 18 June 1986 to 30 November 19861987: 4 February 1987 to 27 November 19871988: 30 March 1988 to 24 December 19881989: 12 March 1989 to 11 December 19891990: 7 January 1990 to 30 August 19901991: 24 January 1991 to 17 June 19911992: 3 February 1992 to 22 December 19921993: 20 January 1993 to 7 December 19931994: 17 February 1994 to 22 December 19941995: 12 January 1995 to 10 November 19951996: 15 March 1996 to 15 March 19961997: 22 January 1997 to 7 December 19971998: 8 February 1998 to 30 October 19982000: 27 January 2000 to 13 December 20002001: 27 January 2001 to 26 December 20012002: 20 February 2002 to 29 November 20022003: 20 February 2003 to 20 November 20032004: 30 January 2004 to 5 June 20042005: 18 June 2005 to 2 December 20052006: 4 February 2006 to 24 December 20062007: 16 March 2007 to 18 December 20072008: 7 November 2008 to 29 December 20082009: 30 May 2009 to 11 December 20092010: 8 January 2010 to 10 December 20102011: 7 January 2011 to 22 November 20112012: 11 January 2012 to 26 November 20122013: 28 March 2013 to 10 July 20132014: 18 January 2014 to 1 December 20142015: 8 January 2015 to 8 December 20152016: 13 January 2016 to 27 December 20162017: 25 January 2017 to 14 November 201719861990199419982003200720112015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wallace Rock Hole meeting 10 mm (0.39 in).
First to last qualifying date each year at Wallace Rock Hole
YearFirst dateLast date
19861986-06-181986-11-30
19871987-02-041987-11-27
19881988-03-301988-12-24
19891989-03-121989-12-11
19901990-01-071990-08-30
19911991-01-241991-06-17
19921992-02-031992-12-22
19931993-01-201993-12-07
19941994-02-171994-12-22
19951995-01-121995-11-10
19961996-03-151996-03-15
19971997-01-221997-12-07
19981998-02-081998-10-30
20002000-01-272000-12-13
20012001-01-272001-12-26
20022002-02-202002-11-29
20032003-02-202003-11-20
20042004-01-302004-06-05
20052005-06-182005-12-02
20062006-02-042006-12-24
20072007-03-162007-12-18
20082008-11-072008-12-29
20092009-05-302009-12-11
20102010-01-082010-12-10
20112011-01-072011-11-22
20122012-01-112012-11-26
20132013-03-282013-07-10
20142014-01-182014-12-01
20152015-01-082015-12-08
20162016-01-132016-12-27
20172017-01-252017-11-14

Every Fixed Threshold

Fixed thresholds at Wallace Rock Hole
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain312220014
25 mm (0.98 in): Days with 25 mm or more rain251020102
50 mm (1.97 in): Days with 50 mm or more rain8320001
100 mm (3.94 in): Days with 100 mm or more rain1120101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Wallace Rock Hole 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).