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Built 2026-10-17 (17 October 2026)

Mt Irvine (Booralee) Threshold Days by Year

5 fixed thresholds counted per year at Mt Irvine (Booralee) (ASN00063285): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mt Irvine (Booralee) Thresholds

  • Mt Irvine (Booralee): days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1990 with 56.
  • Mt Irvine (Booralee): days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1990 with 22.
  • Mt Irvine (Booralee): days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1987 with 6.
  • Mt Irvine (Booralee): days with 100 mm (3.94 in) or more of precipitation in 11 years, most in 1986 with 2.
  • 5 fixed thresholds have at least one qualifying day at Mt Irvine (Booralee).
18 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mt Irvine (Booralee) Days per year at Mt Irvine (Booralee) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1990. 02040601986: 281987: 341988: 421989: 541990: 561991: 361992: 361993: 251994: 251995: 341996: 321997: 272000: 282009: 402014: 312016: 332021: 422026: 16198619881990199219941996200020142021
Days per year at Mt Irvine (Booralee) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1990.
Days with 10 mm (0.39 in) or more of precipitation per year at Mt Irvine (Booralee)
YearDaysDecade average
19862839.5
19873439.5
19884239.5
19895439.5
19905633.9
19913633.9
19923633.9
19932533.9
19942533.9
19953433.9
19963233.9
19972733.9
20002834
20094034
20143132
20163332
20214229
20261629
First to last qualifying date each year at Mt Irvine (Booralee) For each year, a bar from the first to the last day at Mt Irvine (Booralee) meeting 10 mm (0.39 in). 1986: 16 January 1986 to 20 November 19861987: 1 January 1987 to 29 December 19871988: 3 January 1988 to 27 December 19881989: 1 January 1989 to 11 December 19891990: 7 January 1990 to 9 December 19901991: 11 January 1991 to 31 December 19911992: 1 January 1992 to 23 December 19921993: 19 January 1993 to 8 December 19931994: 15 January 1994 to 10 December 19941995: 3 January 1995 to 27 December 19951996: 3 January 1996 to 30 December 19961997: 24 January 1997 to 10 December 19972000: 15 January 2000 to 31 December 20002009: 11 January 2009 to 29 December 20092014: 7 January 2014 to 25 December 20142016: 4 January 2016 to 25 December 20162021: 4 January 2021 to 28 December 20212026: 12 January 2026 to 26 June 2026198619891992199520002016JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mt Irvine (Booralee) meeting 10 mm (0.39 in).
First to last qualifying date each year at Mt Irvine (Booralee)
YearFirst dateLast date
19861986-01-161986-11-20
19871987-01-011987-12-29
19881988-01-031988-12-27
19891989-01-011989-12-11
19901990-01-071990-12-09
19911991-01-111991-12-31
19921992-01-011992-12-23
19931993-01-191993-12-08
19941994-01-151994-12-10
19951995-01-031995-12-27
19961996-01-031996-12-30
19971997-01-241997-12-10
20002000-01-152000-12-31
20092009-01-112009-12-29
20142014-01-072014-12-25
20162016-01-042016-12-25
20212021-01-042021-12-28
20262026-01-122026-06-26

Every Fixed Threshold

Fixed thresholds at Mt Irvine (Booralee)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1856199016
25 mm (0.98 in): Days with 25 mm or more rain182219904
50 mm (1.97 in): Days with 50 mm or more rain17619871
100 mm (3.94 in): Days with 100 mm or more rain11219861
200 mm (7.87 in): Days with 200 mm or more rain2119901

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 Mt Irvine (Booralee) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-12).