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Built 2026-10-18 (18 October 2026)

Perth (Forestry Nursery) Threshold Days by Year

4 fixed thresholds counted per year at Perth (Forestry Nursery) (ASN00091167): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Perth (Forestry Nursery) Thresholds

  • Perth (Forestry Nursery): days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1996 with 33.
  • Perth (Forestry Nursery): days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 2004 with 7.
  • Perth (Forestry Nursery): days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1969 with 1.
  • Perth (Forestry Nursery): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1969 with 1.
  • 4 fixed thresholds have at least one qualifying day at Perth (Forestry Nursery).
46 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Perth (Forestry Nursery) Days per year at Perth (Forestry Nursery) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1996. 0102030401966: 211967: 141968: 281969: 181970: 171971: 301972: 131973: 241974: 301975: 261976: 151979: 181980: 211981: 171982: 151984: 241985: 231986: 211987: 111988: 121992: 211993: 221994: 161995: 211996: 331997: 91998: 202000: 182001: 192002: 132003: 182004: 162005: 112006: 62008: 82009: 152010: 252012: 142013: 152014: 152015: 172019: 122021: 92023: 92025: 92026: 101966197119761984199219972003200920152026
Days per year at Perth (Forestry Nursery) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1996.
Days with 10 mm (0.39 in) or more of precipitation per year at Perth (Forestry Nursery)
YearDaysDecade average
19662120.3
19671420.3
19682820.3
19691820.3
19701721.6
19713021.6
19721321.6
19732421.6
19743021.6
19752621.6
19761521.6
19791821.6
19802118
19811718
19821518
19842418
19852318
19862118
19871118
19881218
19922120.3
19932220.3
19941620.3
19952120.3
19963320.3
1997920.3
19982020.3
20001813.8
20011913.8
20021313.8
20031813.8
20041613.8
20051113.8
2006613.8
2008813.8
20091513.8
20102516.3
20121416.3
20131516.3
20141516.3
20151716.3
20191216.3
202199.3
202399.3
202599.3
2026109.3
First to last qualifying date each year at Perth (Forestry Nursery) For each year, a bar from the first to the last day at Perth (Forestry Nursery) meeting 10 mm (0.39 in). 1966: 5 February 1966 to 16 December 19661967: 22 January 1967 to 19 December 19671968: 21 February 1968 to 23 November 19681969: 15 January 1969 to 30 December 19691970: 16 February 1970 to 29 December 19701971: 2 January 1971 to 27 December 19711972: 12 January 1972 to 11 November 19721973: 13 January 1973 to 31 December 19731974: 17 January 1974 to 29 December 19741975: 10 January 1975 to 3 December 19751976: 9 January 1976 to 16 December 19761979: 17 January 1979 to 12 November 19791980: 7 January 1980 to 4 December 19801981: 3 March 1981 to 11 November 19811982: 7 January 1982 to 9 December 19821984: 21 February 1984 to 26 December 19841985: 31 January 1985 to 22 December 19851986: 9 January 1986 to 13 December 19861987: 1 January 1987 to 7 December 19871988: 31 January 1988 to 12 December 19881992: 2 January 1992 to 19 November 19921993: 24 January 1993 to 27 December 19931994: 8 January 1994 to 20 December 19941995: 6 January 1995 to 19 December 19951996: 1 January 1996 to 8 December 19961997: 16 January 1997 to 1 November 19971998: 15 January 1998 to 27 December 19982000: 18 March 2000 to 13 November 20002001: 17 March 2001 to 23 December 20012002: 7 January 2002 to 30 November 20022003: 1 January 2003 to 22 December 20032004: 28 January 2004 to 14 December 20042005: 5 January 2005 to 26 November 20052006: 1 January 2006 to 6 July 20062008: 23 February 2008 to 8 November 20082009: 21 February 2009 to 17 November 20092010: 18 January 2010 to 12 December 20102012: 7 February 2012 to 2 November 20122013: 1 February 2013 to 22 November 20132014: 22 March 2014 to 11 December 20142015: 9 January 2015 to 29 December 20152019: 7 February 2019 to 26 November 20192021: 4 January 2021 to 30 October 20212023: 27 February 2023 to 19 December 20232025: 13 January 2025 to 8 November 20252026: 23 February 2026 to 20 August 202619661972198019871996200320102021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Perth (Forestry Nursery) meeting 10 mm (0.39 in).
First to last qualifying date each year at Perth (Forestry Nursery)
YearFirst dateLast date
19661966-02-051966-12-16
19671967-01-221967-12-19
19681968-02-211968-11-23
19691969-01-151969-12-30
19701970-02-161970-12-29
19711971-01-021971-12-27
19721972-01-121972-11-11
19731973-01-131973-12-31
19741974-01-171974-12-29
19751975-01-101975-12-03
19761976-01-091976-12-16
19791979-01-171979-11-12
19801980-01-071980-12-04
19811981-03-031981-11-11
19821982-01-071982-12-09
19841984-02-211984-12-26
19851985-01-311985-12-22
19861986-01-091986-12-13
19871987-01-011987-12-07
19881988-01-311988-12-12
19921992-01-021992-11-19
19931993-01-241993-12-27
19941994-01-081994-12-20
19951995-01-061995-12-19
19961996-01-011996-12-08
19971997-01-161997-11-01
19981998-01-151998-12-27
20002000-03-182000-11-13
20012001-03-172001-12-23
20022002-01-072002-11-30
20032003-01-012003-12-22
20042004-01-282004-12-14
20052005-01-052005-11-26
20062006-01-012006-07-06
20082008-02-232008-11-08
20092009-02-212009-11-17
20102010-01-182010-12-12
20122012-02-072012-11-02
20132013-02-012013-11-22
20142014-03-222014-12-11
20152015-01-092015-12-29
20192019-02-072019-11-26
20212021-01-042021-10-30
20232023-02-272023-12-19
20252025-01-132025-11-08
20262026-02-232026-08-20

Every Fixed Threshold

Fixed thresholds at Perth (Forestry Nursery)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4633199610
25 mm (0.98 in): Days with 25 mm or more rain43720043
50 mm (1.97 in): Days with 50 mm or more rain7119691
100 mm (3.94 in): Days with 100 mm or more rain1119691

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 Perth (Forestry Nursery) 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).