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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Youanmi Valley Threshold Days by Year

3 fixed thresholds counted per year at Youanmi Valley (ASN00012201): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Youanmi Valley Thresholds

  • Youanmi Valley: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1974 with 15.
  • Youanmi Valley: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 2015 with 6.
  • Youanmi Valley: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1966 with 1.
  • 3 fixed thresholds have at least one qualifying day at Youanmi Valley.
55 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Youanmi Valley Days per year at Youanmi Valley with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1974. 0510151966: 91967: 71968: 71969: 71970: 91971: 121972: 61973: 141974: 151975: 111976: 61977: 41978: 151979: 71980: 71981: 131982: 91983: 111984: 111985: 61986: 91987: 131988: 111989: 91990: 111991: 71992: 141993: 61994: 51995: 151996: 131997: 121998: 81999: 152000: 72001: 122002: 62003: 102004: 92005: 102006: 122007: 82008: 112009: 72011: 102013: 112014: 52015: 92016: 122017: 72018: 82019: 62020: 72021: 92022: 111966197219781984199019962002200820162022
Days per year at Youanmi Valley with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Youanmi Valley
YearDaysDecade average
196697.5
196777.5
196877.5
196977.5
197099.9
1971129.9
197269.9
1973149.9
1974159.9
1975119.9
197669.9
197749.9
1978159.9
197979.9
198079.9
1981139.9
198299.9
1983119.9
1984119.9
198569.9
198699.9
1987139.9
1988119.9
198999.9
19901110.6
1991710.6
19921410.6
1993610.6
1994510.6
19951510.6
19961310.6
19971210.6
1998810.6
19991510.6
200079.2
2001129.2
200269.2
2003109.2
200499.2
2005109.2
2006129.2
200789.2
2008119.2
200979.2
2011108.5
2013118.5
201458.5
201598.5
2016128.5
201778.5
201888.5
201968.5
202079
202199
2022119
First to last qualifying date each year at Youanmi Valley For each year, a bar from the first to the last day at Youanmi Valley meeting 10 mm (0.39 in). 1966: 2 January 1966 to 6 November 19661967: 23 January 1967 to 27 July 19671968: 25 March 1968 to 10 September 19681969: 28 January 1969 to 4 November 19691970: 16 February 1970 to 4 October 19701971: 2 January 1971 to 27 November 19711972: 31 May 1972 to 3 November 19721973: 8 April 1973 to 5 November 19731974: 4 March 1974 to 7 December 19741975: 1 March 1975 to 19 October 19751976: 15 April 1976 to 7 November 19761977: 29 April 1977 to 31 October 19771978: 2 January 1978 to 19 December 19781979: 16 February 1979 to 20 August 19791980: 25 February 1980 to 23 October 19801981: 13 January 1981 to 11 November 19811982: 3 January 1982 to 3 October 19821983: 18 June 1983 to 5 December 19831984: 22 February 1984 to 15 September 19841985: 1 February 1985 to 20 November 19851986: 21 February 1986 to 4 December 19861987: 26 April 1987 to 25 December 19871988: 21 April 1988 to 28 December 19881989: 26 February 1989 to 28 July 19891990: 14 January 1990 to 6 October 19901991: 11 May 1991 to 26 December 19911992: 17 February 1992 to 20 September 19921993: 1 May 1993 to 17 November 19931994: 26 February 1994 to 3 September 19941995: 14 February 1995 to 29 December 19951996: 7 February 1996 to 7 November 19961997: 20 February 1997 to 13 November 19971998: 16 April 1998 to 2 September 19981999: 23 January 1999 to 13 December 19992000: 15 January 2000 to 6 August 20002001: 7 January 2001 to 1 December 20012002: 15 January 2002 to 28 December 20022003: 17 February 2003 to 30 September 20032004: 13 February 2004 to 21 October 20042005: 28 March 2005 to 21 September 20052006: 3 January 2006 to 20 December 20062007: 4 January 2007 to 17 December 20072008: 1 April 2008 to 23 November 20082009: 1 February 2009 to 13 November 20092011: 6 January 2011 to 31 December 20112013: 13 January 2013 to 20 October 20132014: 27 January 2014 to 22 September 20142015: 2 March 2015 to 7 November 20152016: 6 January 2016 to 13 December 20162017: 31 January 2017 to 13 August 20172018: 15 January 2018 to 11 November 20182019: 16 March 2019 to 13 October 20192020: 25 February 2020 to 2 November 20202021: 2 March 2021 to 22 November 20212022: 12 February 2022 to 8 November 202219661973198019871994200120082017JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Youanmi Valley meeting 10 mm (0.39 in).
First to last qualifying date each year at Youanmi Valley
YearFirst dateLast date
19661966-01-021966-11-06
19671967-01-231967-07-27
19681968-03-251968-09-10
19691969-01-281969-11-04
19701970-02-161970-10-04
19711971-01-021971-11-27
19721972-05-311972-11-03
19731973-04-081973-11-05
19741974-03-041974-12-07
19751975-03-011975-10-19
19761976-04-151976-11-07
19771977-04-291977-10-31
19781978-01-021978-12-19
19791979-02-161979-08-20
19801980-02-251980-10-23
19811981-01-131981-11-11
19821982-01-031982-10-03
19831983-06-181983-12-05
19841984-02-221984-09-15
19851985-02-011985-11-20
19861986-02-211986-12-04
19871987-04-261987-12-25
19881988-04-211988-12-28
19891989-02-261989-07-28
19901990-01-141990-10-06
19911991-05-111991-12-26
19921992-02-171992-09-20
19931993-05-011993-11-17
19941994-02-261994-09-03
19951995-02-141995-12-29
19961996-02-071996-11-07
19971997-02-201997-11-13
19981998-04-161998-09-02
19991999-01-231999-12-13
20002000-01-152000-08-06
20012001-01-072001-12-01
20022002-01-152002-12-28
20032003-02-172003-09-30
20042004-02-132004-10-21
20052005-03-282005-09-21
20062006-01-032006-12-20
20072007-01-042007-12-17
20082008-04-012008-11-23
20092009-02-012009-11-13
20112011-01-062011-12-31
20132013-01-132013-10-20
20142014-01-272014-09-22
20152015-03-022015-11-07
20162016-01-062016-12-13
20172017-01-312017-08-13
20182018-01-152018-11-11
20192019-03-162019-10-13
20202020-02-252020-11-02
20212021-03-022021-11-22
20222022-02-122022-11-08

Every Fixed Threshold

Fixed thresholds at Youanmi Valley
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5515197411
25 mm (0.98 in): Days with 25 mm or more rain48620152
50 mm (1.97 in): Days with 50 mm or more rain13119661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Youanmi Valley 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).