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Built 2026-10-19 (19 October 2026)

Girralong Threshold Days by Year (ASN00059107)

5 fixed thresholds counted per year at Girralong (ASN00059107): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Girralong Thresholds

  • Girralong: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1988 with 55.
  • Girralong: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 2009 with 26.
  • Girralong: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 2009 with 17.
  • Girralong: days with 100 mm (3.94 in) or more of precipitation in 25 years, most in 2009 with 7.
  • 5 fixed thresholds have at least one qualifying day at Girralong.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Girralong Days per year at Girralong with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1988. 02040601974: 421975: 351976: 501981: 341982: 341983: 471984: 531985: 511986: 231987: 411988: 551990: 491991: 291992: 321993: 321994: 251995: 391996: 441997: 401998: 331999: 492000: 382001: 332002: 222003: 332004: 352005: 382006: 392007: 412008: 402009: 532010: 392011: 452012: 372013: 352014: 262017: 452018: 341974198219861991199519992003200720112017
Days per year at Girralong with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1988.
Days with 10 mm (0.39 in) or more of precipitation per year at Girralong
YearDaysDecade average
19744242.3
19753542.3
19765042.3
19813442.3
19823442.3
19834742.3
19845342.3
19855142.3
19862342.3
19874142.3
19885542.3
19904937.2
19912937.2
19923237.2
19933237.2
19942537.2
19953937.2
19964437.2
19974037.2
19983337.2
19994937.2
20003837.2
20013337.2
20022237.2
20033337.2
20043537.2
20053837.2
20063937.2
20074137.2
20084037.2
20095337.2
20103937.3
20114537.3
20123737.3
20133537.3
20142637.3
20174537.3
20183437.3
First to last qualifying date each year at Girralong For each year, a bar from the first to the last day at Girralong meeting 10 mm (0.39 in). 1974: 7 January 1974 to 29 December 19741975: 5 January 1975 to 24 December 19751976: 12 January 1976 to 12 December 19761981: 14 January 1981 to 27 December 19811982: 19 January 1982 to 31 December 19821983: 1 January 1983 to 28 December 19831984: 4 January 1984 to 31 December 19841985: 9 January 1985 to 17 December 19851986: 1 January 1986 to 30 November 19861987: 3 January 1987 to 30 December 19871988: 3 January 1988 to 20 December 19881990: 16 January 1990 to 31 December 19901991: 8 January 1991 to 31 December 19911992: 1 January 1992 to 27 December 19921993: 5 January 1993 to 9 December 19931994: 15 January 1994 to 26 December 19941995: 3 January 1995 to 29 December 19951996: 3 January 1996 to 31 December 19961997: 25 January 1997 to 28 December 19971998: 10 January 1998 to 21 December 19981999: 2 January 1999 to 18 December 19992000: 5 January 2000 to 30 December 20002001: 18 January 2001 to 16 December 20012002: 17 January 2002 to 26 December 20022003: 2 January 2003 to 16 December 20032004: 11 January 2004 to 26 December 20042005: 17 January 2005 to 17 December 20052006: 6 January 2006 to 21 December 20062007: 25 January 2007 to 26 December 20072008: 5 January 2008 to 30 December 20082009: 3 January 2009 to 31 December 20092010: 9 January 2010 to 28 December 20102011: 6 January 2011 to 23 December 20112012: 16 January 2012 to 26 December 20122013: 24 January 2013 to 30 November 20132014: 23 January 2014 to 28 December 20142017: 2 January 2017 to 27 December 20172018: 2 January 2018 to 22 December 201819741983198819941999200420092014JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Girralong meeting 10 mm (0.39 in).
First to last qualifying date each year at Girralong
YearFirst dateLast date
19741974-01-071974-12-29
19751975-01-051975-12-24
19761976-01-121976-12-12
19811981-01-141981-12-27
19821982-01-191982-12-31
19831983-01-011983-12-28
19841984-01-041984-12-31
19851985-01-091985-12-17
19861986-01-011986-11-30
19871987-01-031987-12-30
19881988-01-031988-12-20
19901990-01-161990-12-31
19911991-01-081991-12-31
19921992-01-011992-12-27
19931993-01-051993-12-09
19941994-01-151994-12-26
19951995-01-031995-12-29
19961996-01-031996-12-31
19971997-01-251997-12-28
19981998-01-101998-12-21
19991999-01-021999-12-18
20002000-01-052000-12-30
20012001-01-182001-12-16
20022002-01-172002-12-26
20032003-01-022003-12-16
20042004-01-112004-12-26
20052005-01-172005-12-17
20062006-01-062006-12-21
20072007-01-252007-12-26
20082008-01-052008-12-30
20092009-01-032009-12-31
20102010-01-092010-12-28
20112011-01-062011-12-23
20122012-01-162012-12-26
20132013-01-242013-11-30
20142014-01-232014-12-28
20172017-01-022017-12-27
20182018-01-022018-12-22

Every Fixed Threshold

Fixed thresholds at Girralong
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3855198834
25 mm (0.98 in): Days with 25 mm or more rain3826200912
50 mm (1.97 in): Days with 50 mm or more rain351720095
100 mm (3.94 in): Days with 100 mm or more rain25720091
200 mm (7.87 in): Days with 200 mm or more rain4219741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1974.

Download the Data

  • Data for Girralong 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).