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Built 2026-10-19 (19 October 2026)

Butte Threshold Days by Year (USS0006L11S)

9 fixed thresholds counted per year at Butte (USS0006L11S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Butte Thresholds

  • Butte: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1995 with 39.
  • Butte: days with a maximum temperature at or below 0 C (32 F) in 37 years, most in 1991 with 116.
  • Butte: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 2008 with 6.
  • Butte: nights with a minimum temperature at or below 0 C (32 F) in 30 years, most in 1995 with 252.
  • 9 fixed thresholds have at least one qualifying day at Butte.
30 years with a qualifying day
Nights at or below 0 C (32 F) per year at Butte Days per year at Butte with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 252 in 1995. 01002003001994: 2111995: 2521996: 2211997: 2221998: 2211999: 2302000: 2172001: 2132005: 2032006: 2182007: 2112008: 2242009: 2102010: 2132011: 2172012: 2042013: 2282014: 2012015: 2032016: 2062017: 2082018: 1992019: 2292020: 2022021: 2062022: 2032023: 1982024: 2122025: 2132026: 1201994199720002006200920122015201820212024
Days per year at Butte with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 252 in 1995.
Nights at or below 0 C (32 F) per year at Butte
YearDaysDecade average
1994211226.2
1995252226.2
1996221226.2
1997222226.2
1998221226.2
1999230226.2
2000217213.7
2001213213.7
2005203213.7
2006218213.7
2007211213.7
2008224213.7
2009210213.7
2010213210.8
2011217210.8
2012204210.8
2013228210.8
2014201210.8
2015203210.8
2016206210.8
2017208210.8
2018199210.8
2019229210.8
2020202193.4
2021206193.4
2022203193.4
2023198193.4
2024212193.4
2025213193.4
2026120193.4
First to last qualifying date each year at Butte For each year, a bar from the first to the last day at Butte meeting 0 C (32 F). 1994: 1 January 1994 to 31 December 19941995: 1 January 1995 to 31 December 19951996: 1 January 1996 to 31 December 19961997: 1 January 1997 to 31 December 19971998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992000: 1 January 2000 to 31 December 20002001: 1 January 2001 to 31 December 20012005: 20 January 2005 to 31 December 20052006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 31 December 20102011: 1 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: 1 January 2016 to 31 December 20162017: 1 January 2017 to 31 December 20172018: 1 January 2018 to 31 December 20182019: 1 January 2019 to 31 December 20192020: 1 January 2020 to 31 December 20202021: 1 January 2021 to 31 December 20212022: 1 January 2022 to 31 December 20222023: 1 January 2023 to 31 December 20232024: 1 January 2024 to 31 December 20242025: 1 January 2025 to 31 December 20252026: 1 January 2026 to 14 October 202619941998200520092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Butte meeting 0 C (32 F).
First to last qualifying date each year at Butte
YearFirst dateLast date
19941994-01-011994-12-31
19951995-01-011995-12-31
19961996-01-011996-12-31
19971997-01-011997-12-31
19981998-01-011998-12-31
19991999-01-011999-12-31
20002000-01-012000-12-31
20012001-01-012001-12-31
20052005-01-202005-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31
20082008-01-012008-12-31
20092009-01-012009-12-31
20102010-01-012010-12-31
20112011-01-012011-12-31
20122012-01-012012-12-31
20132013-01-012013-12-31
20142014-01-012014-12-31
20152015-01-012015-12-31
20162016-01-012016-12-31
20172017-01-012017-12-31
20182018-01-012018-12-31
20192019-01-012019-12-31
20202020-01-012020-12-31
20212021-01-012021-12-31
20222022-01-012022-12-31
20232023-01-012023-12-31
20242024-01-012024-12-31
20252025-01-012025-12-31
20262026-01-012026-10-14

Every Fixed Threshold

Fixed thresholds at Butte
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2220052
90 F (32.2 C): Days1119961
0 C (32 F): Ice days (max37116199133
0 C (32 F): Frost days (min302521995120
-10 C (14 F): Days with min30104199727
-20 C (-4 F): Days with min291220082
10 mm (0.39 in): Days with 10 mm or more rain4639199516
25 mm (0.98 in): Days with 25 mm or more rain37620082
50 mm (1.97 in): Days with 50 mm or more rain2120071

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Butte 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).