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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Nelson Bay (Nelson Head) Threshold Days by Year (ASN00061054)

11 fixed thresholds counted per year at Nelson Bay (Nelson Head) (ASN00061054): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nelson Bay (Nelson Head) Thresholds

  • Nelson Bay (Nelson Head): days with 10 mm (0.39 in) or more of precipitation in 114 years, most in 1891 with 71.
  • Nelson Bay (Nelson Head): days with 25 mm (0.98 in) or more of precipitation in 114 years, most in 1891 with 31.
  • Nelson Bay (Nelson Head): days with 50 mm (1.97 in) or more of precipitation in 113 years, most in 1949 with 14.
  • Nelson Bay (Nelson Head): days with 100 mm (3.94 in) or more of precipitation in 39 years, most in 1949 with 4.
  • 11 fixed thresholds have at least one qualifying day at Nelson Bay (Nelson Head).
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Nelson Bay (Nelson Head) Days per year at Nelson Bay (Nelson Head) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2017. 051015201970: 181971: 152002: 92003: 72004: 112005: 112006: 162007: 62008: 72009: 82010: 102011: 122012: 32013: 122014: 62015: 112016: 132017: 202018: 142019: 182021: 92022: 32023: 819702003200620092012201520182022
Days per year at Nelson Bay (Nelson Head) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2017.
Days at or above 30 C (86 F) per year at Nelson Bay (Nelson Head)
YearDaysDecade average
19701816.5
19711516.5
200299.4
200379.4
2004119.4
2005119.4
2006169.4
200769.4
200879.4
200989.4
20101011.9
20111211.9
2012311.9
20131211.9
2014611.9
20151111.9
20161311.9
20172011.9
20181411.9
20191811.9
202196.7
202236.7
202386.7
First to last qualifying date each year at Nelson Bay (Nelson Head) For each year, a bar from the first to the last day at Nelson Bay (Nelson Head) meeting 30 C (86 F). 1970: 10 January 1970 to 21 December 19701971: 1 January 1971 to 31 December 19712002: 2 January 2002 to 5 December 20022003: 8 January 2003 to 22 December 20032004: 5 January 2004 to 1 December 20042005: 8 February 2005 to 31 December 20052006: 1 January 2006 to 29 November 20062007: 27 January 2007 to 16 October 20072008: 20 September 2008 to 31 December 20082009: 1 January 2009 to 7 December 20092010: 10 January 2010 to 16 December 20102011: 27 January 2011 to 18 September 20112012: 5 October 2012 to 20 December 20122013: 1 January 2013 to 10 December 20132014: 2 January 2014 to 23 November 20142015: 14 January 2015 to 21 December 20152016: 12 January 2016 to 31 December 20162017: 11 January 2017 to 20 December 20172018: 7 January 2018 to 2 December 20182019: 5 January 2019 to 5 December 20192021: 26 January 2021 to 26 December 20212022: 31 January 2022 to 21 February 20222023: 28 January 2023 to 1 October 202319702003200620092012201520182022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nelson Bay (Nelson Head) meeting 30 C (86 F).
First to last qualifying date each year at Nelson Bay (Nelson Head)
YearFirst dateLast date
19701970-01-101970-12-21
19711971-01-011971-12-31
20022002-01-022002-12-05
20032003-01-082003-12-22
20042004-01-052004-12-01
20052005-02-082005-12-31
20062006-01-012006-11-29
20072007-01-272007-10-16
20082008-09-202008-12-31
20092009-01-012009-12-07
20102010-01-102010-12-16
20112011-01-272011-09-18
20122012-10-052012-12-20
20132013-01-012013-12-10
20142014-01-022014-11-23
20152015-01-142015-12-21
20162016-01-122016-12-31
20172017-01-112017-12-20
20182018-01-072018-12-02
20192019-01-052019-12-05
20212021-01-262021-12-26
20222022-01-312022-02-21
20232023-01-282023-10-01

Every Fixed Threshold

Fixed thresholds at Nelson Bay (Nelson Head)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days232020178
35 C (95 F): Days11220041
90 F (32.2 C): Days221020134
100 F (37.8 C): Days4120041
20 C (68 F): Tropical nights (min2383201744
25 C (77 F): Days with min3119711
10 mm (0.39 in): Days with 10 mm or more rain11471189153
25 mm (0.98 in): Days with 25 mm or more rain11431189119
50 mm (1.97 in): Days with 50 mm or more rain1131419495
100 mm (3.94 in): Days with 100 mm or more rain39419493
200 mm (7.87 in): Days with 200 mm or more rain6118891

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

  • Data for Nelson Bay (Nelson Head) 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).