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Built 2026-10-19 (19 October 2026)

Quartz Peak Threshold Days by Year (USS0017B04S)

11 fixed thresholds counted per year at Quartz Peak (USS0017B04S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Quartz Peak Thresholds

  • Quartz Peak: days with a maximum temperature at or below 0 C (32 F) in 40 years, most in 1991 with 91.
  • Quartz Peak: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 2012 with 70.
  • Quartz Peak: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1990 with 18.
  • Quartz Peak: nights with a minimum temperature at or below 0 C (32 F) in 37 years, most in 2009 with 193.
  • 11 fixed thresholds have at least one qualifying day at Quartz Peak.
36 years with a qualifying day
Days at or above 30 C (86 F) per year at Quartz Peak Days per year at Quartz Peak with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 1998. 01020301987: 41988: 81989: 21990: 41992: 101994: 171996: 111997: 31998: 241999: 92000: 72001: 112002: 62003: 192004: 112005: 62006: 152007: 122008: 62009: 12011: 12012: 32013: 22014: 112015: 152016: 42017: 122018: 82019: 42020: 72021: 212022: 142023: 92024: 132025: 152026: 3198719921998200220062011201520192023
Days per year at Quartz Peak with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 24 in 1998.
Days at or above 30 C (86 F) per year at Quartz Peak
YearDaysDecade average
198744.7
198884.7
198924.7
1990411.1
19921011.1
19941711.1
19961111.1
1997311.1
19982411.1
1999911.1
200079.4
2001119.4
200269.4
2003199.4
2004119.4
200569.4
2006159.4
2007129.4
200869.4
200919.4
201116.7
201236.7
201326.7
2014116.7
2015156.7
201646.7
2017126.7
201886.7
201946.7
2020711.7
20212111.7
20221411.7
2023911.7
20241311.7
20251511.7
2026311.7
First to last qualifying date each year at Quartz Peak For each year, a bar from the first to the last day at Quartz Peak meeting 30 C (86 F). 1987: 30 June 1987 to 1 September 19871988: 20 July 1988 to 5 September 19881989: 29 July 1989 to 7 August 19891990: 10 July 1990 to 5 August 19901992: 22 June 1992 to 18 August 19921994: 21 July 1994 to 14 August 19941996: 14 July 1996 to 11 September 19961997: 3 August 1997 to 6 August 19971998: 17 July 1998 to 6 September 19981999: 27 July 1999 to 28 August 19992000: 21 July 2000 to 23 August 20002001: 3 July 2001 to 16 August 20012002: 26 June 2002 to 24 July 20022003: 29 June 2003 to 6 September 20032004: 16 July 2004 to 16 August 20042005: 21 June 2005 to 21 August 20052006: 26 June 2006 to 5 September 20062007: 3 June 2007 to 15 August 20072008: 29 June 2008 to 18 August 20082009: 1 August 2009 to 1 August 20092011: 28 August 2011 to 28 August 20112012: 8 July 2012 to 19 August 20122013: 1 July 2013 to 2 July 20132014: 13 July 2014 to 11 August 20142015: 26 June 2015 to 26 August 20152016: 5 June 2016 to 29 July 20162017: 6 July 2017 to 2 September 20172018: 16 July 2018 to 16 August 20182019: 23 July 2019 to 8 August 20192020: 29 July 2020 to 4 September 20202021: 26 June 2021 to 15 August 20212022: 27 June 2022 to 2 September 20222023: 9 July 2023 to 28 August 20232024: 8 July 2024 to 7 September 20242025: 1 July 2025 to 3 September 20252026: 22 July 2026 to 22 August 202619871994200020052011201620212026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Quartz Peak meeting 30 C (86 F).
First to last qualifying date each year at Quartz Peak
YearFirst dateLast date
19871987-06-301987-09-01
19881988-07-201988-09-05
19891989-07-291989-08-07
19901990-07-101990-08-05
19921992-06-221992-08-18
19941994-07-211994-08-14
19961996-07-141996-09-11
19971997-08-031997-08-06
19981998-07-171998-09-06
19991999-07-271999-08-28
20002000-07-212000-08-23
20012001-07-032001-08-16
20022002-06-262002-07-24
20032003-06-292003-09-06
20042004-07-162004-08-16
20052005-06-212005-08-21
20062006-06-262006-09-05
20072007-06-032007-08-15
20082008-06-292008-08-18
20092009-08-012009-08-01
20112011-08-282011-08-28
20122012-07-082012-08-19
20132013-07-012013-07-02
20142014-07-132014-08-11
20152015-06-262015-08-26
20162016-06-052016-07-29
20172017-07-062017-09-02
20182018-07-162018-08-16
20192019-07-232019-08-08
20202020-07-292020-09-04
20212021-06-262021-08-15
20222022-06-272022-09-02
20232023-07-092023-08-28
20242024-07-082024-09-07
20252025-07-012025-09-03
20262026-07-222026-08-22

Every Fixed Threshold

Fixed thresholds at Quartz Peak
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days362419983
35 C (95 F): Days6320211
90 F (32.2 C): Days241219983
0 C (32 F): Ice days (max4091199130
0 C (32 F): Frost days (min37193200992
-10 C (14 F): Days with min373819964
-20 C (-4 F): Days with min16819904
20 C (68 F): Tropical nights (min301120243
10 mm (0.39 in): Days with 10 mm or more rain4070201222
25 mm (0.98 in): Days with 25 mm or more rain401819906
50 mm (1.97 in): Days with 50 mm or more rain24520121

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 Quartz Peak 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).