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Built 2026-10-19 (19 October 2026)

Mount Boyce AWS Threshold Days by Year (ASN00063292)

11 fixed thresholds counted per year at Mount Boyce AWS (ASN00063292): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Boyce AWS Thresholds

  • Mount Boyce AWS: nights with a minimum temperature at or below 0 C (32 F) in 36 years, most in 1994 with 25.
  • Mount Boyce AWS: days with a maximum temperature at or above 30 C (86 F) in 34 years, most in 2019 with 30.
  • Mount Boyce AWS: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 2019 with 17.
  • Mount Boyce AWS: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2022 with 54.
  • 11 fixed thresholds have at least one qualifying day at Mount Boyce AWS.
34 years with a qualifying day
Days at or above 30 C (86 F) per year at Mount Boyce AWS Days per year at Mount Boyce AWS with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 2019. 01020301991: 181992: 31993: 81994: 81996: 31997: 151998: 131999: 82000: 72001: 122002: 102003: 92004: 172005: 102006: 122007: 32008: 12009: 192010: 92011: 112012: 32013: 152014: 152015: 72016: 152017: 282018: 222019: 302020: 182021: 42023: 92024: 102025: 122026: 11199119962000200420082012201620202025
Days per year at Mount Boyce AWS with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 2019.
Days at or above 30 C (86 F) per year at Mount Boyce AWS
YearDaysDecade average
1991189.5
199239.5
199389.5
199489.5
199639.5
1997159.5
1998139.5
199989.5
2000710
20011210
20021010
2003910
20041710
20051010
20061210
2007310
2008110
20091910
2010915.5
20111115.5
2012315.5
20131515.5
20141515.5
2015715.5
20161515.5
20172815.5
20182215.5
20193015.5
20201810.7
2021410.7
2023910.7
20241010.7
20251210.7
20261110.7
First to last qualifying date each year at Mount Boyce AWS For each year, a bar from the first to the last day at Mount Boyce AWS meeting 30 C (86 F). 1991: 4 January 1991 to 9 March 19911992: 20 January 1992 to 22 January 19921993: 15 January 1993 to 1 December 19931994: 13 January 1994 to 28 December 19941996: 15 January 1996 to 25 December 19961997: 21 January 1997 to 26 December 19971998: 1 January 1998 to 13 December 19981999: 4 January 1999 to 15 February 19992000: 19 January 2000 to 20 December 20002001: 12 January 2001 to 20 December 20012002: 21 January 2002 to 22 December 20022003: 7 January 2003 to 26 December 20032004: 1 January 2004 to 30 November 20042005: 12 January 2005 to 31 December 20052006: 1 January 2006 to 11 December 20062007: 11 January 2007 to 20 January 20072008: 13 January 2008 to 13 January 20082009: 6 January 2009 to 24 December 20092010: 9 January 2010 to 31 December 20102011: 1 January 2011 to 5 February 20112012: 26 November 2012 to 24 December 20122013: 1 January 2013 to 22 December 20132014: 15 January 2014 to 24 November 20142015: 4 January 2015 to 20 December 20152016: 11 January 2016 to 31 December 20162017: 8 January 2017 to 24 December 20172018: 6 January 2018 to 31 December 20182019: 1 January 2019 to 31 December 20192020: 1 January 2020 to 1 December 20202021: 14 January 2021 to 25 January 20212023: 18 February 2023 to 18 December 20232024: 21 January 2024 to 26 December 20242025: 15 January 2025 to 21 December 20252026: 7 January 2026 to 7 February 20261991199720022007201220172023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Boyce AWS meeting 30 C (86 F).
First to last qualifying date each year at Mount Boyce AWS
YearFirst dateLast date
19911991-01-041991-03-09
19921992-01-201992-01-22
19931993-01-151993-12-01
19941994-01-131994-12-28
19961996-01-151996-12-25
19971997-01-211997-12-26
19981998-01-011998-12-13
19991999-01-041999-02-15
20002000-01-192000-12-20
20012001-01-122001-12-20
20022002-01-212002-12-22
20032003-01-072003-12-26
20042004-01-012004-11-30
20052005-01-122005-12-31
20062006-01-012006-12-11
20072007-01-112007-01-20
20082008-01-132008-01-13
20092009-01-062009-12-24
20102010-01-092010-12-31
20112011-01-012011-02-05
20122012-11-262012-12-24
20132013-01-012013-12-22
20142014-01-152014-11-24
20152015-01-042015-12-20
20162016-01-112016-12-31
20172017-01-082017-12-24
20182018-01-062018-12-31
20192019-01-012019-12-31
20202020-01-012020-12-01
20212021-01-142021-01-25
20232023-02-182023-12-18
20242024-01-212024-12-26
20252025-01-152025-12-21
20262026-01-072026-02-07

Every Fixed Threshold

Fixed thresholds at Mount Boyce AWS
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3430201911
35 C (95 F): Days14720191
90 F (32.2 C): Days311720196
100 F (37.8 C): Days1220202
0 C (32 F): Frost days (min362519946
20 C (68 F): Tropical nights (min291220192
25 C (77 F): Days with min2219911
10 mm (0.39 in): Days with 10 mm or more rain3154202222
25 mm (0.98 in): Days with 25 mm or more rain311920225
50 mm (1.97 in): Days with 50 mm or more rain28620211
100 mm (3.94 in): Days with 100 mm or more rain10220201

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1991.

Download the Data

  • Data for Mount Boyce AWS 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).