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Built 2026-10-18 (18 October 2026)

Crendon Threshold Days by Year

3 fixed thresholds counted per year at Crendon (ASN00009916): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Crendon Thresholds

  • Crendon: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1973 with 41.
  • Crendon: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1988 with 12.
  • Crendon: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1988 with 2.
  • 3 fixed thresholds have at least one qualifying day at Crendon.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Crendon Days per year at Crendon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1973. 02040601973: 411975: 261976: 311977: 281978: 301979: 241980: 281982: 281983: 371984: 261986: 261987: 221988: 381989: 281990: 311991: 271992: 341993: 241994: 241995: 261996: 401997: 291998: 271999: 322000: 262001: 212002: 342003: 222004: 192005: 242006: 172007: 262008: 192009: 252010: 162011: 252012: 242013: 241973197819831988199219962000200420082012
Days per year at Crendon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Crendon
YearDaysDecade average
19734130
19752630
19763130
19772830
19783030
19792430
19802829.1
19822829.1
19833729.1
19842629.1
19862629.1
19872229.1
19883829.1
19892829.1
19903129.4
19912729.4
19923429.4
19932429.4
19942429.4
19952629.4
19964029.4
19972929.4
19982729.4
19993229.4
20002623.3
20012123.3
20023423.3
20032223.3
20041923.3
20052423.3
20061723.3
20072623.3
20081923.3
20092523.3
20101622.3
20112522.3
20122422.3
20132422.3
First to last qualifying date each year at Crendon For each year, a bar from the first to the last day at Crendon meeting 10 mm (0.39 in). 1973: 9 April 1973 to 29 October 19731975: 1 April 1975 to 26 September 19751976: 7 January 1976 to 26 November 19761977: 18 January 1977 to 12 October 19771978: 18 February 1978 to 22 December 19781979: 16 February 1979 to 13 November 19791980: 11 February 1980 to 30 December 19801982: 21 January 1982 to 11 December 19821983: 5 February 1983 to 17 October 19831984: 29 April 1984 to 28 December 19841986: 21 February 1986 to 17 October 19861987: 17 March 1987 to 24 December 19871988: 24 March 1988 to 1 November 19881989: 16 February 1989 to 13 November 19891990: 14 February 1990 to 29 October 19901991: 27 February 1991 to 13 November 19911992: 28 April 1992 to 20 November 19921993: 18 March 1993 to 2 October 19931994: 22 May 1994 to 14 October 19941995: 10 May 1995 to 18 October 19951996: 8 May 1996 to 12 December 19961997: 20 February 1997 to 21 November 19971998: 9 March 1998 to 18 October 19981999: 6 May 1999 to 20 December 19992000: 15 January 2000 to 6 September 20002001: 6 May 2001 to 4 December 20012002: 23 April 2002 to 1 November 20022003: 11 April 2003 to 23 September 20032004: 8 May 2004 to 21 October 20042005: 1 April 2005 to 27 November 20052006: 25 January 2006 to 11 October 20062007: 3 January 2007 to 17 December 20072008: 1 April 2008 to 25 November 20082009: 26 February 2009 to 18 November 20092010: 14 April 2010 to 10 November 20102011: 6 January 2011 to 13 December 20112012: 3 February 2012 to 13 December 20122013: 15 March 2013 to 30 November 201319731979198619911996200120062011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Crendon meeting 10 mm (0.39 in).
First to last qualifying date each year at Crendon
YearFirst dateLast date
19731973-04-091973-10-29
19751975-04-011975-09-26
19761976-01-071976-11-26
19771977-01-181977-10-12
19781978-02-181978-12-22
19791979-02-161979-11-13
19801980-02-111980-12-30
19821982-01-211982-12-11
19831983-02-051983-10-17
19841984-04-291984-12-28
19861986-02-211986-10-17
19871987-03-171987-12-24
19881988-03-241988-11-01
19891989-02-161989-11-13
19901990-02-141990-10-29
19911991-02-271991-11-13
19921992-04-281992-11-20
19931993-03-181993-10-02
19941994-05-221994-10-14
19951995-05-101995-10-18
19961996-05-081996-12-12
19971997-02-201997-11-21
19981998-03-091998-10-18
19991999-05-061999-12-20
20002000-01-152000-09-06
20012001-05-062001-12-04
20022002-04-232002-11-01
20032003-04-112003-09-23
20042004-05-082004-10-21
20052005-04-012005-11-27
20062006-01-252006-10-11
20072007-01-032007-12-17
20082008-04-012008-11-25
20092009-02-262009-11-18
20102010-04-142010-11-10
20112011-01-062011-12-13
20122012-02-032012-12-13
20132013-03-152013-11-30

Every Fixed Threshold

Fixed thresholds at Crendon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3841197324
25 mm (0.98 in): Days with 25 mm or more rain381219885
50 mm (1.97 in): Days with 50 mm or more rain17219881

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.

Download the Data

  • Data for Crendon 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 (2025-12-31).