Built 2026-10-19 (19 October 2026)

Belvidere Wwtp Threshold Days by Year (USC00110583)

6 fixed thresholds counted per year at Belvidere Wwtp (USC00110583): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Belvidere Wwtp Thresholds

  • Belvidere Wwtp: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 2011 with 41.
  • Belvidere Wwtp: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 2011 with 14.
  • Belvidere Wwtp: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 2017 with 6.
  • Belvidere Wwtp: days with 10 cm (3.9 in) or more of snowfall in 25 years, most in 2000 with 7.
  • 6 fixed thresholds have at least one qualifying day at Belvidere Wwtp.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Belvidere Wwtp Days per year at Belvidere Wwtp with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 2011. 02040601942: 241943: 191945: 321946: 231948: 271949: 221950: 301998: 391999: 302000: 292001: 372002: 252003: 222004: 262005: 212006: 362007: 322008: 372009: 402010: 262011: 412012: 212013: 282014: 282015: 272016: 262017: 312018: 332019: 402020: 322021: 242022: 322023: 302024: 342025: 282026: 20194219481999200320072011201520192023
Days per year at Belvidere Wwtp with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 2011.
Days with 10 mm (0.39 in) or more of precipitation per year at Belvidere Wwtp
YearDaysDecade average
19422424.5
19431924.5
19453224.5
19462324.5
19482724.5
19492224.5
19503030
19983934.5
19993034.5
20002930.5
20013730.5
20022530.5
20032230.5
20042630.5
20052130.5
20063630.5
20073230.5
20083730.5
20094030.5
20102630.1
20114130.1
20122130.1
20132830.1
20142830.1
20152730.1
20162630.1
20173130.1
20183330.1
20194030.1
20203228.6
20212428.6
20223228.6
20233028.6
20243428.6
20252828.6
20262028.6
First to last qualifying date each year at Belvidere Wwtp For each year, a bar from the first to the last day at Belvidere Wwtp meeting 10 mm (0.39 in). 1942: 16 March 1942 to 27 December 19421943: 10 March 1943 to 7 December 19431945: 7 February 1945 to 25 December 19451946: 4 January 1946 to 12 December 19461948: 27 February 1948 to 29 December 19481949: 18 January 1949 to 21 December 19491950: 4 January 1950 to 25 December 19501998: 6 January 1998 to 7 December 19981999: 22 January 1999 to 5 December 19992000: 23 February 2000 to 7 November 20002001: 30 January 2001 to 25 November 20012002: 20 February 2002 to 19 December 20022003: 5 March 2003 to 10 December 20032004: 5 March 2004 to 19 November 20042005: 2 January 2005 to 28 November 20052006: 3 January 2006 to 23 December 20062007: 15 January 2007 to 23 December 20072008: 6 February 2008 to 28 December 20082009: 27 February 2009 to 25 December 20092010: 12 March 2010 to 12 December 20102011: 18 January 2011 to 14 December 20112012: 21 January 2012 to 21 December 20122013: 11 January 2013 to 18 November 20132014: 11 January 2014 to 24 November 20142015: 3 March 2015 to 29 December 20152016: 3 February 2016 to 29 November 20162017: 16 January 2017 to 24 October 20172018: 22 January 2018 to 28 December 20182019: 1 January 2019 to 30 December 20192020: 11 January 2020 to 29 December 20202021: 2 January 2021 to 27 December 20212022: 22 February 2022 to 15 December 20222023: 10 February 2023 to 26 December 20232024: 10 January 2024 to 28 December 20242025: 5 March 2025 to 29 December 20252026: 7 March 2026 to 22 August 202619421949200120062011201620212026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Belvidere Wwtp meeting 10 mm (0.39 in).
First to last qualifying date each year at Belvidere Wwtp
YearFirst dateLast date
19421942-03-161942-12-27
19431943-03-101943-12-07
19451945-02-071945-12-25
19461946-01-041946-12-12
19481948-02-271948-12-29
19491949-01-181949-12-21
19501950-01-041950-12-25
19981998-01-061998-12-07
19991999-01-221999-12-05
20002000-02-232000-11-07
20012001-01-302001-11-25
20022002-02-202002-12-19
20032003-03-052003-12-10
20042004-03-052004-11-19
20052005-01-022005-11-28
20062006-01-032006-12-23
20072007-01-152007-12-23
20082008-02-062008-12-28
20092009-02-272009-12-25
20102010-03-122010-12-12
20112011-01-182011-12-14
20122012-01-212012-12-21
20132013-01-112013-11-18
20142014-01-112014-11-24
20152015-03-032015-12-29
20162016-02-032016-11-29
20172017-01-162017-10-24
20182018-01-222018-12-28
20192019-01-012019-12-30
20202020-01-112020-12-29
20212021-01-022021-12-27
20222022-02-222022-12-15
20232023-02-102023-12-26
20242024-01-102024-12-28
20252025-03-052025-12-29
20262026-03-072026-08-22

Every Fixed Threshold

Fixed thresholds at Belvidere Wwtp
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3641201120
25 mm (0.98 in): Days with 25 mm or more rain3614201111
50 mm (1.97 in): Days with 50 mm or more rain35620171
100 mm (3.94 in): Days with 100 mm or more rain12220001
10 cm (3.9 in): Days with 10 cm or more snowfall25720001
25 cm (9.8 in): Days with 25 cm or more snowfall4119991

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1942.

Download the Data

  • Data for Belvidere Wwtp 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 (2026-10-12).