Built 2026-10-19 (19 October 2026)

Bumping Ridge Threshold Days by Year (USS0021C38S)

12 fixed thresholds counted per year at Bumping Ridge (USS0021C38S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bumping Ridge Thresholds

  • Bumping Ridge: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 2014 with 81.
  • Bumping Ridge: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 2017 with 28.
  • Bumping Ridge: days with 50 mm (1.97 in) or more of precipitation in 40 years, most in 1997 with 10.
  • Bumping Ridge: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 1994 with 73.
  • 12 fixed thresholds have at least one qualifying day at Bumping Ridge.
32 years with a qualifying day
Days at or above 30 C (86 F) per year at Bumping Ridge Days per year at Bumping Ridge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 15 in 2022. 0510151990: 51992: 101994: 51996: 131997: 21998: 141999: 12000: 12001: 42002: 52003: 92004: 42005: 22006: 72007: 32008: 52009: 42012: 32013: 12014: 52015: 122016: 22017: 132018: 62019: 12020: 62021: 102022: 152023: 42024: 122025: 82026: 319901997200120052009201520192023
Days per year at Bumping Ridge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 15 in 2022.
Days at or above 30 C (86 F) per year at Bumping Ridge
YearDaysDecade average
199057.1
1992107.1
199457.1
1996137.1
199727.1
1998147.1
199917.1
200014.4
200144.4
200254.4
200394.4
200444.4
200524.4
200674.4
200734.4
200854.4
200944.4
201235.4
201315.4
201455.4
2015125.4
201625.4
2017135.4
201865.4
201915.4
202068.3
2021108.3
2022158.3
202348.3
2024128.3
202588.3
202638.3
First to last qualifying date each year at Bumping Ridge For each year, a bar from the first to the last day at Bumping Ridge meeting 30 C (86 F). 1990: 10 July 1990 to 5 August 19901992: 22 June 1992 to 17 August 19921994: 20 July 1994 to 2 August 19941996: 12 July 1996 to 25 August 19961997: 5 August 1997 to 6 August 19971998: 22 July 1998 to 3 September 19981999: 23 August 1999 to 23 August 19992000: 30 July 2000 to 30 July 20002001: 3 July 2001 to 16 August 20012002: 26 June 2002 to 13 August 20022003: 28 June 2003 to 3 September 20032004: 24 July 2004 to 13 August 20042005: 21 July 2005 to 27 July 20052006: 26 June 2006 to 4 September 20062007: 5 July 2007 to 12 July 20072008: 29 June 2008 to 17 August 20082009: 28 July 2009 to 19 August 20092012: 8 July 2012 to 17 August 20122013: 1 July 2013 to 1 July 20132014: 12 July 2014 to 11 August 20142015: 8 June 2015 to 12 August 20152016: 5 June 2016 to 18 August 20162017: 25 June 2017 to 6 September 20172018: 16 July 2018 to 9 August 20182019: 6 August 2019 to 6 August 20192020: 27 July 2020 to 4 September 20202021: 26 June 2021 to 13 August 20212022: 27 June 2022 to 2 September 20222023: 20 July 2023 to 16 August 20232024: 6 July 2024 to 6 September 20242025: 10 August 2025 to 3 September 20252026: 21 July 2026 to 31 July 202619901997200120052009201520192023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bumping Ridge meeting 30 C (86 F).
First to last qualifying date each year at Bumping Ridge
YearFirst dateLast date
19901990-07-101990-08-05
19921992-06-221992-08-17
19941994-07-201994-08-02
19961996-07-121996-08-25
19971997-08-051997-08-06
19981998-07-221998-09-03
19991999-08-231999-08-23
20002000-07-302000-07-30
20012001-07-032001-08-16
20022002-06-262002-08-13
20032003-06-282003-09-03
20042004-07-242004-08-13
20052005-07-212005-07-27
20062006-06-262006-09-04
20072007-07-052007-07-12
20082008-06-292008-08-17
20092009-07-282009-08-19
20122012-07-082012-08-17
20132013-07-012013-07-01
20142014-07-122014-08-11
20152015-06-082015-08-12
20162016-06-052016-08-18
20172017-06-252017-09-06
20182018-07-162018-08-09
20192019-08-062019-08-06
20202020-07-272020-09-04
20212021-06-262021-08-13
20222022-06-272022-09-02
20232023-07-202023-08-16
20242024-07-062024-09-06
20252025-08-102025-09-03
20262026-07-212026-07-31

Every Fixed Threshold

Fixed thresholds at Bumping Ridge
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days321520223
35 C (95 F): Days1120211
90 F (32.2 C): Days19720221
0 C (32 F): Ice days (max3873199420
0 C (32 F): Frost days (min372161999109
-10 C (14 F): Days with min373020174
-20 C (-4 F): Days with min12619903
20 C (68 F): Tropical nights (min1120211
10 mm (0.39 in): Days with 10 mm or more rain4581201435
25 mm (0.98 in): Days with 25 mm or more rain4528201710
50 mm (1.97 in): Days with 50 mm or more rain401019972
100 mm (3.94 in): Days with 100 mm or more rain11320151

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 Bumping Ridge 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).