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Built 2026-10-19 (19 October 2026)

Holt Rock Threshold Days by Year

3 fixed thresholds counted per year at Holt Rock (ASN00010565): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Holt Rock Thresholds

  • Holt Rock: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 2022 with 18.
  • Holt Rock: days with 25 mm (0.98 in) or more of precipitation in 71 years, most in 1939 with 4.
  • Holt Rock: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1939 with 1.
  • 3 fixed thresholds have at least one qualifying day at Holt Rock.
92 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Holt Rock Days per year at Holt Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2022. 051015201929: 121930: 81931: 81932: 131933: 91934: 51935: 71937: 111938: 61939: 121944: 71945: 111946: 101947: 71948: 61949: 91950: 41951: 101952: 81953: 81954: 51955: 91956: 31957: 71958: 61959: 131960: 131961: 41962: 101963: 101964: 121965: 121966: 91967: 111968: 131969: 51970: 51971: 91972: 61973: 91974: 111975: 111976: 81977: 61978: 81979: 61980: 61981: 61982: 101983: 81984: 61985: 51986: 51987: 111988: 71989: 81990: 101991: 81992: 141993: 101994: 71995: 51996: 81997: 101998: 61999: 162000: 62001: 112002: 12003: 132004: 72005: 62006: 92007: 42008: 112010: 42011: 122012: 62013: 102014: 72015: 72016: 162017: 152018: 42019: 32020: 82021: 92022: 182023: 92024: 92025: 92026: 71929194419541964197419841994200420152025
Days per year at Holt Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2022.
Days with 10 mm (0.39 in) or more of precipitation per year at Holt Rock
YearDaysDecade average
19291212
193088.8
193188.8
1932138.8
193398.8
193458.8
193578.8
1937118.8
193868.8
1939128.8
194478.3
1945118.3
1946108.3
194778.3
194868.3
194998.3
195047.3
1951107.3
195287.3
195387.3
195457.3
195597.3
195637.3
195777.3
195867.3
1959137.3
1960139.9
196149.9
1962109.9
1963109.9
1964129.9
1965129.9
196699.9
1967119.9
1968139.9
196959.9
197057.9
197197.9
197267.9
197397.9
1974117.9
1975117.9
197687.9
197767.9
197887.9
197967.9
198067.2
198167.2
1982107.2
198387.2
198467.2
198557.2
198657.2
1987117.2
198877.2
198987.2
1990109.4
199189.4
1992149.4
1993109.4
199479.4
199559.4
199689.4
1997109.4
199869.4
1999169.4
200067.6
2001117.6
200217.6
2003137.6
200477.6
200567.6
200697.6
200747.6
2008117.6
201048.4
2011128.4
201268.4
2013108.4
201478.4
201578.4
2016168.4
2017158.4
201848.4
201938.4
202089.9
202199.9
2022189.9
202399.9
202499.9
202599.9
202679.9
First to last qualifying date each year at Holt Rock For each year, a bar from the first to the last day at Holt Rock meeting 10 mm (0.39 in). 1929: 17 March 1929 to 11 November 19291930: 8 March 1930 to 15 August 19301931: 20 February 1931 to 28 December 19311932: 28 March 1932 to 26 October 19321933: 17 January 1933 to 14 November 19331934: 9 March 1934 to 4 November 19341935: 17 March 1935 to 19 October 19351937: 4 March 1937 to 13 November 19371938: 17 January 1938 to 27 September 19381939: 21 January 1939 to 1 November 19391944: 4 April 1944 to 28 August 19441945: 16 May 1945 to 8 August 19451946: 6 February 1946 to 15 November 19461947: 17 February 1947 to 27 November 19471948: 5 June 1948 to 28 September 19481949: 4 June 1949 to 5 November 19491950: 9 May 1950 to 23 June 19501951: 13 February 1951 to 2 December 19511952: 29 March 1952 to 18 December 19521953: 25 March 1953 to 11 October 19531954: 23 May 1954 to 30 October 19541955: 6 February 1955 to 25 September 19551956: 25 May 1956 to 14 November 19561957: 22 January 1957 to 18 June 19571958: 26 January 1958 to 27 July 19581959: 26 February 1959 to 13 December 19591960: 2 January 1960 to 17 December 19601961: 27 January 1961 to 16 April 19611962: 20 March 1962 to 23 December 19621963: 27 January 1963 to 1 November 19631964: 29 March 1964 to 19 December 19641965: 17 March 1965 to 28 November 19651966: 2 January 1966 to 23 October 19661967: 9 May 1967 to 22 December 19671968: 27 January 1968 to 10 September 19681969: 20 March 1969 to 10 December 19691970: 16 February 1970 to 25 September 19701971: 2 January 1971 to 11 November 19711972: 31 May 1972 to 17 August 19721973: 10 April 1973 to 5 November 19731974: 4 April 1974 to 19 November 19741975: 2 April 1975 to 10 December 19751976: 28 February 1976 to 7 November 19761977: 16 May 1977 to 29 December 19771978: 24 February 1978 to 2 October 19781979: 16 February 1979 to 14 November 19791980: 25 February 1980 to 31 December 19801981: 13 January 1981 to 7 June 19811982: 20 January 1982 to 26 December 19821983: 28 February 1983 to 31 December 19831984: 22 February 1984 to 1 October 19841985: 9 March 1985 to 29 November 19851986: 22 February 1986 to 26 June 19861987: 21 April 1987 to 25 December 19871988: 24 March 1988 to 3 December 19881989: 2 January 1989 to 14 June 19891990: 29 January 1990 to 7 October 19901991: 17 January 1991 to 26 December 19911992: 8 February 1992 to 20 September 19921993: 20 March 1993 to 16 November 19931994: 24 May 1994 to 19 November 19941995: 25 February 1995 to 18 October 19951996: 8 February 1996 to 7 November 19961997: 20 February 1997 to 13 November 19971998: 10 March 1998 to 28 August 19981999: 5 January 1999 to 30 December 19992000: 15 January 2000 to 11 March 20002001: 19 January 2001 to 1 December 20012002: 23 November 2002 to 23 November 20022003: 17 February 2003 to 30 September 20032004: 6 January 2004 to 21 October 20042005: 28 March 2005 to 18 August 20052006: 3 January 2006 to 24 May 20062007: 4 January 2007 to 17 December 20072008: 1 April 2008 to 11 December 20082010: 3 April 2010 to 13 August 20102011: 4 January 2011 to 13 December 20112012: 5 May 2012 to 29 November 20122013: 16 January 2013 to 7 December 20132014: 27 April 2014 to 28 November 20142015: 15 March 2015 to 5 December 20152016: 20 January 2016 to 25 December 20162017: 29 January 2017 to 22 October 20172018: 7 February 2018 to 11 November 20182019: 5 July 2019 to 12 October 20192020: 28 February 2020 to 2 November 20202021: 4 March 2021 to 27 October 20212022: 12 February 2022 to 30 October 20222023: 26 March 2023 to 14 November 20232024: 12 January 2024 to 9 November 20242025: 14 March 2025 to 23 November 20252026: 11 February 2026 to 16 September 202619291946195819701982199420062019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Holt Rock meeting 10 mm (0.39 in).
First to last qualifying date each year at Holt Rock
YearFirst dateLast date
19291929-03-171929-11-11
19301930-03-081930-08-15
19311931-02-201931-12-28
19321932-03-281932-10-26
19331933-01-171933-11-14
19341934-03-091934-11-04
19351935-03-171935-10-19
19371937-03-041937-11-13
19381938-01-171938-09-27
19391939-01-211939-11-01
19441944-04-041944-08-28
19451945-05-161945-08-08
19461946-02-061946-11-15
19471947-02-171947-11-27
19481948-06-051948-09-28
19491949-06-041949-11-05
19501950-05-091950-06-23
19511951-02-131951-12-02
19521952-03-291952-12-18
19531953-03-251953-10-11
19541954-05-231954-10-30
19551955-02-061955-09-25
19561956-05-251956-11-14
19571957-01-221957-06-18
19581958-01-261958-07-27
19591959-02-261959-12-13
19601960-01-021960-12-17
19611961-01-271961-04-16
19621962-03-201962-12-23
19631963-01-271963-11-01
19641964-03-291964-12-19
19651965-03-171965-11-28
19661966-01-021966-10-23
19671967-05-091967-12-22
19681968-01-271968-09-10
19691969-03-201969-12-10
19701970-02-161970-09-25
19711971-01-021971-11-11
19721972-05-311972-08-17
19731973-04-101973-11-05
19741974-04-041974-11-19
19751975-04-021975-12-10
19761976-02-281976-11-07
19771977-05-161977-12-29
19781978-02-241978-10-02
19791979-02-161979-11-14
19801980-02-251980-12-31
19811981-01-131981-06-07
19821982-01-201982-12-26
19831983-02-281983-12-31
19841984-02-221984-10-01
19851985-03-091985-11-29
19861986-02-221986-06-26
19871987-04-211987-12-25
19881988-03-241988-12-03
19891989-01-021989-06-14
19901990-01-291990-10-07
19911991-01-171991-12-26
19921992-02-081992-09-20
19931993-03-201993-11-16
19941994-05-241994-11-19
19951995-02-251995-10-18
19961996-02-081996-11-07
19971997-02-201997-11-13
19981998-03-101998-08-28
19991999-01-051999-12-30
20002000-01-152000-03-11
20012001-01-192001-12-01
20022002-11-232002-11-23
20032003-02-172003-09-30
20042004-01-062004-10-21
20052005-03-282005-08-18
20062006-01-032006-05-24
20072007-01-042007-12-17
20082008-04-012008-12-11
20102010-04-032010-08-13
20112011-01-042011-12-13
20122012-05-052012-11-29
20132013-01-162013-12-07
20142014-04-272014-11-28
20152015-03-152015-12-05
20162016-01-202016-12-25
20172017-01-292017-10-22
20182018-02-072018-11-11
20192019-07-052019-10-12
20202020-02-282020-11-02
20212021-03-042021-10-27
20222022-02-122022-10-30
20232023-03-262023-11-14
20242024-01-122024-11-09
20252025-03-142025-11-23
20262026-02-112026-09-16

Every Fixed Threshold

Fixed thresholds at Holt Rock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain921820227
25 mm (0.98 in): Days with 25 mm or more rain71419391
50 mm (1.97 in): Days with 50 mm or more rain13119391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1929.

Download the Data

  • Data for Holt 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 (2026-10-17).