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Built 2026-10-19 (19 October 2026)

Undoolya Threshold Days by Year (ASN00015623)

4 fixed thresholds counted per year at Undoolya (ASN00015623): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Undoolya Thresholds

  • Undoolya: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1974 with 30.
  • Undoolya: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1974 with 10.
  • Undoolya: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1972 with 3.
  • Undoolya: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1983 with 1.
  • 4 fixed thresholds have at least one qualifying day at Undoolya.
56 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Undoolya Days per year at Undoolya with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1974. 01020301898: 71899: 31900: 21901: 111902: 41903: 131904: 91905: 71906: 81910: 61911: 41912: 91918: 31966: 111967: 51968: 171969: 41970: 51971: 21972: 31974: 301975: 151976: 141981: 61982: 101983: 131984: 101985: 51986: 111987: 41988: 81989: 61990: 51991: 61992: 51993: 71994: 21995: 131996: 21997: 111998: 81999: 82000: 242001: 192002: 42003: 72004: 72015: 82016: 162020: 82021: 142022: 172023: 102024: 82025: 82026: 111898190419181971198219881994200020162025
Days per year at Undoolya with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Undoolya
YearDaysDecade average
189875
189935
190027.7
1901117.7
190247.7
1903137.7
190497.7
190577.7
190687.7
191065.5
191145.5
191295.5
191835.5
1966119.3
196759.3
1968179.3
196949.3
1970511.5
1971211.5
1972311.5
19743011.5
19751511.5
19761411.5
198168.1
1982108.1
1983138.1
1984108.1
198558.1
1986118.1
198748.1
198888.1
198968.1
199056.7
199166.7
199256.7
199376.7
199426.7
1995136.7
199626.7
1997116.7
199886.7
199986.7
20002412.2
20011912.2
2002412.2
2003712.2
2004712.2
2015812
20161612
2020810.9
20211410.9
20221710.9
20231010.9
2024810.9
2025810.9
20261110.9
First to last qualifying date each year at Undoolya For each year, a bar from the first to the last day at Undoolya meeting 10 mm (0.39 in). 1898: 2 February 1898 to 4 November 18981899: 3 January 1899 to 21 November 18991900: 20 June 1900 to 4 November 19001901: 13 February 1901 to 9 November 19011902: 31 January 1902 to 16 December 19021903: 9 March 1903 to 31 December 19031904: 21 January 1904 to 15 October 19041905: 2 January 1905 to 13 October 19051906: 23 April 1906 to 19 December 19061910: 18 May 1910 to 18 December 19101911: 25 November 1911 to 12 December 19111912: 16 February 1912 to 16 November 19121918: 7 January 1918 to 14 May 19181966: 20 January 1966 to 31 December 19661967: 5 February 1967 to 20 May 19671968: 3 January 1968 to 2 December 19681969: 10 February 1969 to 14 July 19691970: 6 February 1970 to 6 December 19701971: 28 February 1971 to 19 November 19711972: 3 March 1972 to 5 March 19721974: 12 January 1974 to 26 December 19741975: 7 January 1975 to 18 December 19751976: 5 January 1976 to 18 November 19761981: 25 January 1981 to 12 December 19811982: 9 February 1982 to 26 March 19821983: 2 January 1983 to 6 December 19831984: 6 January 1984 to 16 December 19841985: 4 February 1985 to 22 November 19851986: 12 January 1986 to 3 December 19861987: 14 June 1987 to 24 December 19871988: 30 March 1988 to 26 December 19881989: 20 March 1989 to 13 December 19891990: 19 May 1990 to 8 December 19901991: 16 January 1991 to 2 November 19911992: 10 May 1992 to 3 December 19921993: 11 May 1993 to 14 December 19931994: 18 February 1994 to 15 November 19941995: 12 January 1995 to 30 December 19951996: 25 June 1996 to 5 October 19961997: 16 January 1997 to 5 October 19971998: 8 February 1998 to 14 December 19981999: 8 January 1999 to 26 December 19992000: 27 January 2000 to 20 December 20002001: 27 January 2001 to 31 December 20012002: 21 February 2002 to 29 November 20022003: 31 January 2003 to 29 December 20032004: 27 January 2004 to 27 May 20042015: 8 January 2015 to 31 December 20152016: 14 January 2016 to 30 December 20162020: 30 January 2020 to 24 December 20202021: 27 January 2021 to 24 November 20212022: 17 January 2022 to 25 December 20222023: 5 January 2023 to 8 December 20232024: 1 March 2024 to 25 November 20242025: 27 March 2025 to 28 November 20252026: 7 February 2026 to 16 August 202618981905196719751986199320002020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Undoolya meeting 10 mm (0.39 in).
First to last qualifying date each year at Undoolya
YearFirst dateLast date
18981898-02-021898-11-04
18991899-01-031899-11-21
19001900-06-201900-11-04
19011901-02-131901-11-09
19021902-01-311902-12-16
19031903-03-091903-12-31
19041904-01-211904-10-15
19051905-01-021905-10-13
19061906-04-231906-12-19
19101910-05-181910-12-18
19111911-11-251911-12-12
19121912-02-161912-11-16
19181918-01-071918-05-14
19661966-01-201966-12-31
19671967-02-051967-05-20
19681968-01-031968-12-02
19691969-02-101969-07-14
19701970-02-061970-12-06
19711971-02-281971-11-19
19721972-03-031972-03-05
19741974-01-121974-12-26
19751975-01-071975-12-18
19761976-01-051976-11-18
19811981-01-251981-12-12
19821982-02-091982-03-26
19831983-01-021983-12-06
19841984-01-061984-12-16
19851985-02-041985-11-22
19861986-01-121986-12-03
19871987-06-141987-12-24
19881988-03-301988-12-26
19891989-03-201989-12-13
19901990-05-191990-12-08
19911991-01-161991-11-02
19921992-05-101992-12-03
19931993-05-111993-12-14
19941994-02-181994-11-15
19951995-01-121995-12-30
19961996-06-251996-10-05
19971997-01-161997-10-05
19981998-02-081998-12-14
19991999-01-081999-12-26
20002000-01-272000-12-20
20012001-01-272001-12-31
20022002-02-212002-11-29
20032003-01-312003-12-29
20042004-01-272004-05-27
20152015-01-082015-12-31
20162016-01-142016-12-30
20202020-01-302020-12-24
20212021-01-272021-11-24
20222022-01-172022-12-25
20232023-01-052023-12-08
20242024-03-012024-11-25
20252025-03-272025-11-28
20262026-02-072026-08-16

Every Fixed Threshold

Fixed thresholds at Undoolya
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5630197411
25 mm (0.98 in): Days with 25 mm or more rain491019744
50 mm (1.97 in): Days with 50 mm or more rain27319722
100 mm (3.94 in): Days with 100 mm or more rain4119831

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

  • Data for Undoolya 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 (2026-10-15).