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Built 2026-10-18 (18 October 2026)

Byron Bay (Cape Byron Lighthou Threshold Days by Year

10 fixed thresholds counted per year at Byron Bay (Cape Byron Lighthou (ASN00058009): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Byron Bay (Cape Byron Lighthou Thresholds

  • Byron Bay (Cape Byron Lighthou: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1999 with 74.
  • Byron Bay (Cape Byron Lighthou: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1999 with 36.
  • Byron Bay (Cape Byron Lighthou: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1962 with 15.
  • Byron Bay (Cape Byron Lighthou: days with 100 mm (3.94 in) or more of precipitation in 38 years, most in 1963 with 3.
  • 10 fixed thresholds have at least one qualifying day at Byron Bay (Cape Byron Lighthou.
27 years with a qualifying day
Days at or above 30 C (86 F) per year at Byron Bay (Cape Byron Lighthou Days per year at Byron Bay (Cape Byron Lighthou with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 27 in 1998. 01020301975: 31976: 61977: 191978: 161979: 51980: 81981: 161982: 91983: 141984: 31985: 131986: 131987: 111988: 51990: 101991: 181992: 41993: 81998: 271999: 72000: 52001: 192002: 182003: 102004: 162005: 132006: 12197519781981198419871991199820012004
Days per year at Byron Bay (Cape Byron Lighthou with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 27 in 1998.
Days at or above 30 C (86 F) per year at Byron Bay (Cape Byron Lighthou
YearDaysDecade average
197539.8
197669.8
1977199.8
1978169.8
197959.8
1980810.2
19811610.2
1982910.2
19831410.2
1984310.2
19851310.2
19861310.2
19871110.2
1988510.2
19901012.3
19911812.3
1992412.3
1993812.3
19982712.3
1999712.3
2000513.3
20011913.3
20021813.3
20031013.3
20041613.3
20051313.3
20061213.3
First to last qualifying date each year at Byron Bay (Cape Byron Lighthou For each year, a bar from the first to the last day at Byron Bay (Cape Byron Lighthou meeting 30 C (86 F). 1975: 5 December 1975 to 14 December 19751976: 2 January 1976 to 29 December 19761977: 2 January 1977 to 6 December 19771978: 4 January 1978 to 5 December 19781979: 9 January 1979 to 17 December 19791980: 13 January 1980 to 3 November 19801981: 21 January 1981 to 31 December 19811982: 12 January 1982 to 7 March 19821983: 7 January 1983 to 26 December 19831984: 11 January 1984 to 15 December 19841985: 3 January 1985 to 29 December 19851986: 2 January 1986 to 8 December 19861987: 9 January 1987 to 7 December 19871988: 11 January 1988 to 31 December 19881990: 4 February 1990 to 26 December 19901991: 1 January 1991 to 27 December 19911992: 7 January 1992 to 28 November 19921993: 20 January 1993 to 31 December 19931998: 9 January 1998 to 30 December 19981999: 16 January 1999 to 4 March 19992000: 21 January 2000 to 20 December 20002001: 8 January 2001 to 26 December 20012002: 8 January 2002 to 5 December 20022003: 2 January 2003 to 29 October 20032004: 12 January 2004 to 14 December 20042005: 20 January 2005 to 29 December 20052006: 13 January 2006 to 9 March 20061975197919831987199220002004JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Byron Bay (Cape Byron Lighthou meeting 30 C (86 F).
First to last qualifying date each year at Byron Bay (Cape Byron Lighthou
YearFirst dateLast date
19751975-12-051975-12-14
19761976-01-021976-12-29
19771977-01-021977-12-06
19781978-01-041978-12-05
19791979-01-091979-12-17
19801980-01-131980-11-03
19811981-01-211981-12-31
19821982-01-121982-03-07
19831983-01-071983-12-26
19841984-01-111984-12-15
19851985-01-031985-12-29
19861986-01-021986-12-08
19871987-01-091987-12-07
19881988-01-111988-12-31
19901990-02-041990-12-26
19911991-01-011991-12-27
19921992-01-071992-11-28
19931993-01-201993-12-31
19981998-01-091998-12-30
19991999-01-161999-03-04
20002000-01-212000-12-20
20012001-01-082001-12-26
20022002-01-082002-12-05
20032003-01-022003-10-29
20042004-01-122004-12-14
20052005-01-202005-12-29
20062006-01-132006-03-09

Every Fixed Threshold

Fixed thresholds at Byron Bay (Cape Byron Lighthou
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2727199812
35 C (95 F): Days1120011
90 F (32.2 C): Days14720043
20 C (68 F): Tropical nights (min24105199086
25 C (77 F): Days with min1120051
10 mm (0.39 in): Days with 10 mm or more rain6174199944
25 mm (0.98 in): Days with 25 mm or more rain6136199912
50 mm (1.97 in): Days with 50 mm or more rain601519624
100 mm (3.94 in): Days with 100 mm or more rain38319632
200 mm (7.87 in): Days with 200 mm or more rain5119841

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1975.

Download the Data

  • Data for Byron Bay (Cape Byron Lighthou 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 (2026-10-17).