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Built 2026-10-16 (16 October 2026)

Twin Buttes Idaho Threshold Days by Year

12 fixed thresholds counted per year at Twin Buttes Idaho (USR0000ITWI): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Twin Buttes Idaho Thresholds

  • Twin Buttes Idaho: days with a maximum temperature at or above 30 C (86 F) in 35 years, most in 2012 with 103.
  • Twin Buttes Idaho: days with a maximum temperature at or above 35 C (95 F) in 35 years, most in 2013 with 58.
  • Twin Buttes Idaho: days with a maximum temperature at or above 90 F (32.2 C) in 35 years, most in 2007 with 82.
  • Twin Buttes Idaho: days with a maximum temperature at or above 100 F (37.8 C) in 35 years, most in 2007 with 32.
  • 12 fixed thresholds have at least one qualifying day at Twin Buttes Idaho.
35 years with a qualifying day
Days at or above 30 C (86 F) per year at Twin Buttes Idaho Days per year at Twin Buttes Idaho with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2012. 0501001501991: 791992: 841993: 521994: 941995: 691997: 741998: 761999: 772000: 842001: 982002: 802003: 1002004: 772005: 682006: 892007: 952008: 872009: 832010: 742011: 842012: 1032013: 942014: 752015: 872016: 792017: 922018: 792019: 712020: 882021: 862022: 932023: 802024: 892025: 992026: 94199119952000200420082012201620202024
Days per year at Twin Buttes Idaho with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2012.
Days at or above 30 C (86 F) per year at Twin Buttes Idaho
YearDaysDecade average
19917975.6
19928475.6
19935275.6
19949475.6
19956975.6
19977475.6
19987675.6
19997775.6
20008486.1
20019886.1
20028086.1
200310086.1
20047786.1
20056886.1
20068986.1
20079586.1
20088786.1
20098386.1
20107483.8
20118483.8
201210383.8
20139483.8
20147583.8
20158783.8
20167983.8
20179283.8
20187983.8
20197183.8
20208889.9
20218689.9
20229389.9
20238089.9
20248989.9
20259989.9
20269489.9
First to last qualifying date each year at Twin Buttes Idaho For each year, a bar from the first to the last day at Twin Buttes Idaho meeting 30 C (86 F). 1991: 10 June 1991 to 15 October 19911992: 26 April 1992 to 2 October 19921993: 11 May 1993 to 4 October 19931994: 18 April 1994 to 28 September 19941995: 30 May 1995 to 18 September 19951997: 10 May 1997 to 1 October 19971998: 21 June 1998 to 17 September 19981999: 23 May 1999 to 23 September 19992000: 27 April 2000 to 28 September 20002001: 26 April 2001 to 1 October 20012002: 18 May 2002 to 15 September 20022003: 14 May 2003 to 22 October 20032004: 4 May 2004 to 8 October 20042005: 28 May 2005 to 30 September 20052006: 14 May 2006 to 30 September 20062007: 28 April 2007 to 14 September 20072008: 16 May 2008 to 1 October 20082009: 17 May 2009 to 28 September 20092010: 14 June 2010 to 3 October 20102011: 5 June 2011 to 3 October 20112012: 22 April 2012 to 29 September 20122013: 10 May 2013 to 20 September 20132014: 15 May 2014 to 25 September 20142015: 30 May 2015 to 10 October 20152016: 21 April 2016 to 29 September 20162017: 11 May 2017 to 13 September 20172018: 27 April 2018 to 22 September 20182019: 3 June 2019 to 15 September 20192020: 29 April 2020 to 4 October 20202021: 30 April 2021 to 4 October 20212022: 26 May 2022 to 6 October 20222023: 29 April 2023 to 25 September 20232024: 28 May 2024 to 15 October 20242025: 9 May 2025 to 10 October 20252026: 20 April 2026 to 9 October 20261991199720022007201220172022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Twin Buttes Idaho meeting 30 C (86 F).
First to last qualifying date each year at Twin Buttes Idaho
YearFirst dateLast date
19911991-06-101991-10-15
19921992-04-261992-10-02
19931993-05-111993-10-04
19941994-04-181994-09-28
19951995-05-301995-09-18
19971997-05-101997-10-01
19981998-06-211998-09-17
19991999-05-231999-09-23
20002000-04-272000-09-28
20012001-04-262001-10-01
20022002-05-182002-09-15
20032003-05-142003-10-22
20042004-05-042004-10-08
20052005-05-282005-09-30
20062006-05-142006-09-30
20072007-04-282007-09-14
20082008-05-162008-10-01
20092009-05-172009-09-28
20102010-06-142010-10-03
20112011-06-052011-10-03
20122012-04-222012-09-29
20132013-05-102013-09-20
20142014-05-152014-09-25
20152015-05-302015-10-10
20162016-04-212016-09-29
20172017-05-112017-09-13
20182018-04-272018-09-22
20192019-06-032019-09-15
20202020-04-292020-10-04
20212021-04-302021-10-04
20222022-05-262022-10-06
20232023-04-292023-09-25
20242024-05-282024-10-15
20252025-05-092025-10-10
20262026-04-202026-10-09

Every Fixed Threshold

Fixed thresholds at Twin Buttes Idaho
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days35103201294
35 C (95 F): Days3558201347
40 C (104 F): Days3212202410
90 F (32.2 C): Days3582200776
100 F (37.8 C): Days3532200724
110 F (43.3 C): Days6220022
0 C (32 F): Ice days (max353719936
0 C (32 F): Frost days (min35137200955
-10 C (14 F): Days with min3331199311
-20 C (-4 F): Days with min6320151
20 C (68 F): Tropical nights (min3536201331
25 C (77 F): Days with min16320022

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 Twin Buttes Idaho 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-14).