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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Koolburra Threshold Days by Year

4 fixed thresholds counted per year at Koolburra (ASN00028012): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Koolburra Thresholds

  • Koolburra: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1974 with 62.
  • Koolburra: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 1999 with 26.
  • Koolburra: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1984 with 10.
  • Koolburra: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1984 with 2.
  • 4 fixed thresholds have at least one qualifying day at Koolburra.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Koolburra Days per year at Koolburra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 62 in 1974. 0204060801965: 251966: 181967: 361968: 261969: 231970: 331971: 361972: 341973: 391974: 621975: 411976: 421977: 291978: 231979: 361980: 271981: 491982: 231983: 281984: 311985: 271986: 211987: 271989: 251990: 201991: 351995: 261996: 371997: 291998: 461999: 412000: 432001: 212008: 38196519691973197719811985199019972001
Days per year at Koolburra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 62 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Koolburra
YearDaysDecade average
19652525.6
19661825.6
19673625.6
19682625.6
19692325.6
19703337.5
19713637.5
19723437.5
19733937.5
19746237.5
19754137.5
19764237.5
19772937.5
19782337.5
19793637.5
19802728.7
19814928.7
19822328.7
19832828.7
19843128.7
19852728.7
19862128.7
19872728.7
19892528.7
19902033.4
19913533.4
19952633.4
19963733.4
19972933.4
19984633.4
19994133.4
20004334
20012134
20083834
First to last qualifying date each year at Koolburra For each year, a bar from the first to the last day at Koolburra meeting 10 mm (0.39 in). 1965: 6 January 1965 to 17 December 19651966: 4 January 1966 to 16 November 19661967: 21 January 1967 to 25 December 19671968: 6 January 1968 to 31 December 19681969: 3 January 1969 to 28 December 19691970: 2 January 1970 to 31 December 19701971: 17 January 1971 to 21 December 19711972: 1 January 1972 to 1 December 19721973: 6 January 1973 to 29 December 19731974: 2 January 1974 to 31 December 19741975: 3 January 1975 to 29 December 19751976: 3 January 1976 to 28 December 19761977: 16 January 1977 to 26 December 19771978: 7 January 1978 to 27 December 19781979: 11 January 1979 to 31 December 19791980: 3 January 1980 to 21 December 19801981: 4 January 1981 to 25 December 19811982: 11 January 1982 to 5 December 19821983: 3 January 1983 to 9 December 19831984: 4 January 1984 to 23 December 19841985: 14 January 1985 to 29 December 19851986: 1 January 1986 to 24 December 19861987: 3 January 1987 to 30 December 19871989: 3 January 1989 to 28 December 19891990: 14 January 1990 to 31 December 19901991: 1 January 1991 to 9 December 19911995: 4 January 1995 to 24 December 19951996: 6 January 1996 to 29 December 19961997: 7 January 1997 to 31 December 19971998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 24 December 19992000: 1 January 2000 to 20 December 20002001: 10 January 2001 to 27 December 20012008: 9 January 2008 to 30 December 20081965197019751980198519911999JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Koolburra meeting 10 mm (0.39 in).
First to last qualifying date each year at Koolburra
YearFirst dateLast date
19651965-01-061965-12-17
19661966-01-041966-11-16
19671967-01-211967-12-25
19681968-01-061968-12-31
19691969-01-031969-12-28
19701970-01-021970-12-31
19711971-01-171971-12-21
19721972-01-011972-12-01
19731973-01-061973-12-29
19741974-01-021974-12-31
19751975-01-031975-12-29
19761976-01-031976-12-28
19771977-01-161977-12-26
19781978-01-071978-12-27
19791979-01-111979-12-31
19801980-01-031980-12-21
19811981-01-041981-12-25
19821982-01-111982-12-05
19831983-01-031983-12-09
19841984-01-041984-12-23
19851985-01-141985-12-29
19861986-01-011986-12-24
19871987-01-031987-12-30
19891989-01-031989-12-28
19901990-01-141990-12-31
19911991-01-011991-12-09
19951995-01-041995-12-24
19961996-01-061996-12-29
19971997-01-071997-12-31
19981998-01-011998-12-31
19991999-01-011999-12-24
20002000-01-012000-12-20
20012001-01-102001-12-27
20082008-01-092008-12-30

Every Fixed Threshold

Fixed thresholds at Koolburra
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3462197438
25 mm (0.98 in): Days with 25 mm or more rain3426199913
50 mm (1.97 in): Days with 50 mm or more rain311019842
100 mm (3.94 in): Days with 100 mm or more rain15219841

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Koolburra 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 (2025-12-31).