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Built 2026-10-19 (19 October 2026)

Nullarbor Threshold Days by Year (ASN00018106)

14 fixed thresholds counted per year at Nullarbor (ASN00018106): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nullarbor Thresholds

  • Nullarbor: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1974 with 15.
  • Nullarbor: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 2006 with 5.
  • Nullarbor: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 2019 with 84.
  • Nullarbor: days with a maximum temperature at or above 35 C (95 F) in 37 years, most in 2019 with 53.
  • 14 fixed thresholds have at least one qualifying day at Nullarbor.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at Nullarbor Days per year at Nullarbor with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 2019. 02550751001987: 501988: 551989: 571990: 611991: 601992: 411993: 611994: 711998: 571999: 592000: 602001: 542002: 612003: 502004: 602005: 782006: 532007: 812008: 632009: 652010: 532011: 472012: 642013: 672014: 682015: 602016: 552017: 572018: 682019: 842020: 652021: 512022: 302023: 502024: 542025: 602026: 331987199119982002200620102014201820222026
Days per year at Nullarbor with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 2019.
Days at or above 30 C (86 F) per year at Nullarbor
YearDaysDecade average
19875054
19885554
19895754
19906158.6
19916058.6
19924158.6
19936158.6
19947158.6
19985758.6
19995958.6
20006062.5
20015462.5
20026162.5
20035062.5
20046062.5
20057862.5
20065362.5
20078162.5
20086362.5
20096562.5
20105362.3
20114762.3
20126462.3
20136762.3
20146862.3
20156062.3
20165562.3
20175762.3
20186862.3
20198462.3
20206549
20215149
20223049
20235049
20245449
20256049
20263349
First to last qualifying date each year at Nullarbor For each year, a bar from the first to the last day at Nullarbor meeting 30 C (86 F). 1987: 6 January 1987 to 30 December 19871988: 5 January 1988 to 24 December 19881989: 6 January 1989 to 30 December 19891990: 2 January 1990 to 30 December 19901991: 1 January 1991 to 24 December 19911992: 2 January 1992 to 31 December 19921993: 1 January 1993 to 29 December 19931994: 1 January 1994 to 27 December 19941998: 12 January 1998 to 31 December 19981999: 1 January 1999 to 20 December 19992000: 8 January 2000 to 30 December 20002001: 1 January 2001 to 28 December 20012002: 5 January 2002 to 29 December 20022003: 5 January 2003 to 29 December 20032004: 2 January 2004 to 31 December 20042005: 2 January 2005 to 31 December 20052006: 15 January 2006 to 20 December 20062007: 2 January 2007 to 31 December 20072008: 9 January 2008 to 25 December 20082009: 3 January 2009 to 30 December 20092010: 4 January 2010 to 30 December 20102011: 6 January 2011 to 31 December 20112012: 1 January 2012 to 31 December 20122013: 1 January 2013 to 31 December 20132014: 1 January 2014 to 31 December 20142015: 1 January 2015 to 31 December 20152016: 9 January 2016 to 27 December 20162017: 6 January 2017 to 26 December 20172018: 4 January 2018 to 28 December 20182019: 1 January 2019 to 29 December 20192020: 2 January 2020 to 26 December 20202021: 9 January 2021 to 31 December 20212022: 1 January 2022 to 27 December 20222023: 1 January 2023 to 27 December 20232024: 9 January 2024 to 30 December 20242025: 3 January 2025 to 27 December 20252026: 5 January 2026 to 8 October 202619871992200020052010201520202025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nullarbor meeting 30 C (86 F).
First to last qualifying date each year at Nullarbor
YearFirst dateLast date
19871987-01-061987-12-30
19881988-01-051988-12-24
19891989-01-061989-12-30
19901990-01-021990-12-30
19911991-01-011991-12-24
19921992-01-021992-12-31
19931993-01-011993-12-29
19941994-01-011994-12-27
19981998-01-121998-12-31
19991999-01-011999-12-20
20002000-01-082000-12-30
20012001-01-012001-12-28
20022002-01-052002-12-29
20032003-01-052003-12-29
20042004-01-022004-12-31
20052005-01-022005-12-31
20062006-01-152006-12-20
20072007-01-022007-12-31
20082008-01-092008-12-25
20092009-01-032009-12-30
20102010-01-042010-12-30
20112011-01-062011-12-31
20122012-01-012012-12-31
20132013-01-012013-12-31
20142014-01-012014-12-31
20152015-01-012015-12-31
20162016-01-092016-12-27
20172017-01-062017-12-26
20182018-01-042018-12-28
20192019-01-012019-12-29
20202020-01-022020-12-26
20212021-01-092021-12-31
20222022-01-012022-12-27
20232023-01-012023-12-27
20242024-01-092024-12-30
20252025-01-032025-12-27
20262026-01-052026-10-08

Every Fixed Threshold

Fixed thresholds at Nullarbor
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3784201933
35 C (95 F): Days3753201914
40 C (104 F): Days371820194
45 C (113 F): Days22620191
90 F (32.2 C): Days3767201923
100 F (37.8 C): Days373220197
110 F (43.3 C): Days33720192
120 F (48.9 C): Days1120191
0 C (32 F): Frost days (min22720172
20 C (68 F): Tropical nights (min361720005
25 C (77 F): Days with min16220111
10 mm (0.39 in): Days with 10 mm or more rain691519746
25 mm (0.98 in): Days with 25 mm or more rain42520062
50 mm (1.97 in): Days with 50 mm or more rain10119311

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1987.

Download the Data

  • Data for Nullarbor 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).