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Built 2026-10-19 (19 October 2026)

Bostetter R.S. Threshold Days by Year (USS0014G01S)

10 fixed thresholds counted per year at Bostetter R.S. (USS0014G01S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bostetter R.S. Thresholds

  • Bostetter R.S.: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 2019 with 38.
  • Bostetter R.S.: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 2012 with 8.
  • Bostetter R.S.: days with a maximum temperature at or below 0 C (32 F) in 37 years, most in 2022 with 94.
  • Bostetter R.S.: days with a maximum temperature at or above 30 C (86 F) in 34 years, most in 2003 with 29.
  • 10 fixed thresholds have at least one qualifying day at Bostetter R.S..
34 years with a qualifying day
Days at or above 30 C (86 F) per year at Bostetter R.S. Days per year at Bostetter R.S. with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 29 in 2003. 01020301990: 41992: 91994: 111995: 31996: 71997: 11998: 61999: 42000: 222001: 122002: 102003: 292004: 52005: 112006: 102007: 132008: 22009: 22010: 22011: 22012: 42013: 72014: 12015: 22016: 22017: 22018: 52019: 12020: 72021: 92022: 62023: 42024: 62026: 14199019962000200420082012201620202024
Days per year at Bostetter R.S. with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 29 in 2003.
Days at or above 30 C (86 F) per year at Bostetter R.S.
YearDaysDecade average
199045.6
199295.6
1994115.6
199535.6
199675.6
199715.6
199865.6
199945.6
20002211.6
20011211.6
20021011.6
20032911.6
2004511.6
20051111.6
20061011.6
20071311.6
2008211.6
2009211.6
201022.8
201122.8
201242.8
201372.8
201412.8
201522.8
201622.8
201722.8
201852.8
201912.8
202077.7
202197.7
202267.7
202347.7
202467.7
2026147.7
First to last qualifying date each year at Bostetter R.S. For each year, a bar from the first to the last day at Bostetter R.S. meeting 30 C (86 F). 1990: 6 August 1990 to 9 August 19901992: 28 July 1992 to 19 August 19921994: 21 July 1994 to 17 August 19941995: 28 July 1995 to 1 September 19951996: 2 July 1996 to 25 August 19961997: 3 August 1997 to 3 August 19971998: 16 July 1998 to 4 September 19981999: 6 July 1999 to 2 August 19992000: 12 July 2000 to 15 September 20002001: 30 June 2001 to 26 August 20012002: 26 June 2002 to 30 July 20022003: 28 May 2003 to 26 August 20032004: 13 July 2004 to 13 August 20042005: 12 July 2005 to 9 August 20052006: 14 July 2006 to 9 August 20062007: 5 July 2007 to 3 September 20072008: 3 July 2008 to 25 July 20082009: 23 July 2009 to 21 August 20092010: 16 July 2010 to 26 August 20102011: 24 August 2011 to 26 August 20112012: 12 July 2012 to 9 August 20122013: 28 June 2013 to 15 August 20132014: 14 July 2014 to 14 July 20142015: 28 June 2015 to 29 June 20152016: 21 July 2016 to 27 July 20162017: 5 July 2017 to 3 September 20172018: 18 July 2018 to 11 August 20182019: 22 July 2019 to 22 July 20192020: 31 July 2020 to 5 September 20202021: 7 July 2021 to 9 September 20212022: 13 July 2022 to 7 September 20222023: 16 July 2023 to 29 July 20232024: 10 July 2024 to 3 August 20242026: 11 July 2026 to 21 August 20261990199720022007201220172022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bostetter R.S. meeting 30 C (86 F).
First to last qualifying date each year at Bostetter R.S.
YearFirst dateLast date
19901990-08-061990-08-09
19921992-07-281992-08-19
19941994-07-211994-08-17
19951995-07-281995-09-01
19961996-07-021996-08-25
19971997-08-031997-08-03
19981998-07-161998-09-04
19991999-07-061999-08-02
20002000-07-122000-09-15
20012001-06-302001-08-26
20022002-06-262002-07-30
20032003-05-282003-08-26
20042004-07-132004-08-13
20052005-07-122005-08-09
20062006-07-142006-08-09
20072007-07-052007-09-03
20082008-07-032008-07-25
20092009-07-232009-08-21
20102010-07-162010-08-26
20112011-08-242011-08-26
20122012-07-122012-08-09
20132013-06-282013-08-15
20142014-07-142014-07-14
20152015-06-282015-06-29
20162016-07-212016-07-27
20172017-07-052017-09-03
20182018-07-182018-08-11
20192019-07-222019-07-22
20202020-07-312020-09-05
20212021-07-072021-09-09
20222022-07-132022-09-07
20232023-07-162023-07-29
20242024-07-102024-08-03
20262026-07-112026-08-21

Every Fixed Threshold

Fixed thresholds at Bostetter R.S.
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3429200314
35 C (95 F): Days3120001
90 F (32.2 C): Days131320033
0 C (32 F): Ice days (max3794202222
0 C (32 F): Frost days (min342251998106
-10 C (14 F): Days with min3467199711
-20 C (-4 F): Days with min21619982
10 mm (0.39 in): Days with 10 mm or more rain4538201912
25 mm (0.98 in): Days with 25 mm or more rain39820122
50 mm (1.97 in): Days with 50 mm or more rain3120041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1990.

Download the Data

  • Data for Bostetter R.S. 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).