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Built 2026-10-17 (17 October 2026)

Prospect Hill Threshold Days by Year

3 fixed thresholds counted per year at Prospect Hill (ASN00023799): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Prospect Hill Thresholds

  • Prospect Hill: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 1971 with 41.
  • Prospect Hill: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1970 with 11.
  • Prospect Hill: days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 2016 with 3.
  • 3 fixed thresholds have at least one qualifying day at Prospect Hill.
58 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Prospect Hill Days per year at Prospect Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1971. 02040601968: 401969: 191970: 311971: 411972: 301973: 331974: 291975: 291976: 241978: 271979: 281980: 201981: 351982: 151983: 261984: 211985: 221986: 231987: 241988: 281989: 201990: 231991: 241992: 341993: 221994: 141995: 271996: 241997: 191998: 191999: 222000: 302001: 302002: 172003: 312004: 222005: 322006: 202007: 242008: 182009: 312010: 242011: 192012: 292013: 222014: 192015: 192016: 392017: 272018: 172019: 252020: 292021: 312022: 302023: 292024: 142025: 212026: 171968197419811987199319992005201120172023
Days per year at Prospect Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1971.
Days with 10 mm (0.39 in) or more of precipitation per year at Prospect Hill
YearDaysDecade average
19684029.5
19691929.5
19703130.2
19714130.2
19723030.2
19733330.2
19742930.2
19752930.2
19762430.2
19782730.2
19792830.2
19802023.4
19813523.4
19821523.4
19832623.4
19842123.4
19852223.4
19862323.4
19872423.4
19882823.4
19892023.4
19902322.8
19912422.8
19923422.8
19932222.8
19941422.8
19952722.8
19962422.8
19971922.8
19981922.8
19992222.8
20003025.5
20013025.5
20021725.5
20033125.5
20042225.5
20053225.5
20062025.5
20072425.5
20081825.5
20093125.5
20102424
20111924
20122924
20132224
20141924
20151924
20163924
20172724
20181724
20192524
20202924.4
20213124.4
20223024.4
20232924.4
20241424.4
20252124.4
20261724.4
First to last qualifying date each year at Prospect Hill For each year, a bar from the first to the last day at Prospect Hill meeting 10 mm (0.39 in). 1968: 20 January 1968 to 23 December 19681969: 14 January 1969 to 2 December 19691970: 1 January 1970 to 29 December 19701971: 28 January 1971 to 11 December 19711972: 7 January 1972 to 26 December 19721973: 30 January 1973 to 22 December 19731974: 14 January 1974 to 16 October 19741975: 13 January 1975 to 3 November 19751976: 12 January 1976 to 22 December 19761978: 22 March 1978 to 4 December 19781979: 17 January 1979 to 13 December 19791980: 18 April 1980 to 6 November 19801981: 27 January 1981 to 12 December 19811982: 25 January 1982 to 9 October 19821983: 3 March 1983 to 6 December 19831984: 15 January 1984 to 10 November 19841985: 16 March 1985 to 26 November 19851986: 16 April 1986 to 7 December 19861987: 28 February 1987 to 9 December 19871988: 23 January 1988 to 25 December 19881989: 12 April 1989 to 2 December 19891990: 21 April 1990 to 10 December 19901991: 1 April 1991 to 6 November 19911992: 1 March 1992 to 19 December 19921993: 25 May 1993 to 27 December 19931994: 6 January 1994 to 2 November 19941995: 14 January 1995 to 6 November 19951996: 16 March 1996 to 6 December 19961997: 15 January 1997 to 1 November 19971998: 25 January 1998 to 12 November 19981999: 8 January 1999 to 3 December 19992000: 19 February 2000 to 19 October 20002001: 17 March 2001 to 3 December 20012002: 1 January 2002 to 5 December 20022003: 30 January 2003 to 20 December 20032004: 22 February 2004 to 10 December 20042005: 4 January 2005 to 16 December 20052006: 2 January 2006 to 12 November 20062007: 20 January 2007 to 22 December 20072008: 17 May 2008 to 13 December 20082009: 4 March 2009 to 29 November 20092010: 7 March 2010 to 19 December 20102011: 14 January 2011 to 18 December 20112012: 8 January 2012 to 6 November 20122013: 22 April 2013 to 8 November 20132014: 14 February 2014 to 16 November 20142015: 13 January 2015 to 4 November 20152016: 22 January 2016 to 28 December 20162017: 13 January 2017 to 1 December 20172018: 14 April 2018 to 14 December 20182019: 2 May 2019 to 1 December 20192020: 20 January 2020 to 6 December 20202021: 26 January 2021 to 12 November 20212022: 6 January 2022 to 20 November 20222023: 29 January 2023 to 27 December 20232024: 26 January 2024 to 3 December 20242025: 27 May 2025 to 29 November 20252026: 2 March 2026 to 2 October 202619681976198519932001200920172025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Prospect Hill meeting 10 mm (0.39 in).
First to last qualifying date each year at Prospect Hill
YearFirst dateLast date
19681968-01-201968-12-23
19691969-01-141969-12-02
19701970-01-011970-12-29
19711971-01-281971-12-11
19721972-01-071972-12-26
19731973-01-301973-12-22
19741974-01-141974-10-16
19751975-01-131975-11-03
19761976-01-121976-12-22
19781978-03-221978-12-04
19791979-01-171979-12-13
19801980-04-181980-11-06
19811981-01-271981-12-12
19821982-01-251982-10-09
19831983-03-031983-12-06
19841984-01-151984-11-10
19851985-03-161985-11-26
19861986-04-161986-12-07
19871987-02-281987-12-09
19881988-01-231988-12-25
19891989-04-121989-12-02
19901990-04-211990-12-10
19911991-04-011991-11-06
19921992-03-011992-12-19
19931993-05-251993-12-27
19941994-01-061994-11-02
19951995-01-141995-11-06
19961996-03-161996-12-06
19971997-01-151997-11-01
19981998-01-251998-11-12
19991999-01-081999-12-03
20002000-02-192000-10-19
20012001-03-172001-12-03
20022002-01-012002-12-05
20032003-01-302003-12-20
20042004-02-222004-12-10
20052005-01-042005-12-16
20062006-01-022006-11-12
20072007-01-202007-12-22
20082008-05-172008-12-13
20092009-03-042009-11-29
20102010-03-072010-12-19
20112011-01-142011-12-18
20122012-01-082012-11-06
20132013-04-222013-11-08
20142014-02-142014-11-16
20152015-01-132015-11-04
20162016-01-222016-12-28
20172017-01-132017-12-01
20182018-04-142018-12-14
20192019-05-022019-12-01
20202020-01-202020-12-06
20212021-01-262021-11-12
20222022-01-062022-11-20
20232023-01-292023-12-27
20242024-01-262024-12-03
20252025-05-272025-11-29
20262026-03-022026-10-02

Every Fixed Threshold

Fixed thresholds at Prospect Hill
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5841197117
25 mm (0.98 in): Days with 25 mm or more rain581119704
50 mm (1.97 in): Days with 50 mm or more rain19320161

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Prospect Hill 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).