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

Walling Rock Threshold Days by Year

3 fixed thresholds counted per year at Walling Rock (ASN00012318): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walling Rock Thresholds

  • Walling Rock: days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1999 with 13.
  • Walling Rock: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1998 with 4.
  • Walling Rock: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1999 with 2.
  • 3 fixed thresholds have at least one qualifying day at Walling Rock.
18 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Walling Rock Days per year at Walling Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 1999. 0510151996: 101997: 101998: 101999: 132000: 92001: 102002: 42003: 62004: 82005: 42006: 92007: 52008: 132009: 62014: 72019: 12020: 52025: 4199619982000200220042006200820142020
Days per year at Walling Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 1999.
Days with 10 mm (0.39 in) or more of precipitation per year at Walling Rock
YearDaysDecade average
19961010.8
19971010.8
19981010.8
19991310.8
200097.4
2001107.4
200247.4
200367.4
200487.4
200547.4
200697.4
200757.4
2008137.4
200967.4
201474
201914
202054.5
202544.5
First to last qualifying date each year at Walling Rock For each year, a bar from the first to the last day at Walling Rock meeting 10 mm (0.39 in). 1996: 13 March 1996 to 6 November 19961997: 18 February 1997 to 7 December 19971998: 17 April 1998 to 8 December 19981999: 16 March 1999 to 18 December 19992000: 15 January 2000 to 15 December 20002001: 31 January 2001 to 7 November 20012002: 17 April 2002 to 24 November 20022003: 3 February 2003 to 17 November 20032004: 6 January 2004 to 23 July 20042005: 29 March 2005 to 25 September 20052006: 6 January 2006 to 20 December 20062007: 4 January 2007 to 15 December 20072008: 2 February 2008 to 23 November 20082009: 28 January 2009 to 10 July 20092014: 1 January 2014 to 8 May 20142019: 15 April 2019 to 15 April 20192020: 11 February 2020 to 2 November 20202025: 13 April 2025 to 6 October 2025199619992002200520082019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Walling Rock meeting 10 mm (0.39 in).
First to last qualifying date each year at Walling Rock
YearFirst dateLast date
19961996-03-131996-11-06
19971997-02-181997-12-07
19981998-04-171998-12-08
19991999-03-161999-12-18
20002000-01-152000-12-15
20012001-01-312001-11-07
20022002-04-172002-11-24
20032003-02-032003-11-17
20042004-01-062004-07-23
20052005-03-292005-09-25
20062006-01-062006-12-20
20072007-01-042007-12-15
20082008-02-022008-11-23
20092009-01-282009-07-10
20142014-01-012014-05-08
20192019-04-152019-04-15
20202020-02-112020-11-02
20252025-04-132025-10-06

Every Fixed Threshold

Fixed thresholds at Walling Rock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain181319994
25 mm (0.98 in): Days with 25 mm or more rain16419982
50 mm (1.97 in): Days with 50 mm or more rain7219992

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Walling Rock 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).