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Built 2026-10-16 (16 October 2026)

Granville Harbour Threshold Days by Year

4 fixed thresholds counted per year at Granville Harbour (ASN00097036): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Granville Harbour Thresholds

  • Granville Harbour: days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1968 with 78.
  • Granville Harbour: days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1969 with 14.
  • Granville Harbour: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1974 with 3.
  • Granville Harbour: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1977 with 1.
  • 4 fixed thresholds have at least one qualifying day at Granville Harbour.
53 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Granville Harbour Days per year at Granville Harbour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 78 in 1968. 0204060801917: 651918: 441919: 421920: 491921: 561922: 491923: 751924: 561925: 351965: 521966: 481967: 381968: 781969: 451970: 611971: 531972: 471973: 671974: 591975: 751976: 541977: 691978: 621979: 561980: 521981: 541982: 481983: 391984: 531985: 491986: 531987: 441988: 551989: 491990: 551991: 501992: 601993: 461994: 391995: 491996: 591997: 361999: 492000: 472001: 502002: 522003: 512004: 422005: 482006: 332007: 402008: 312009: 54191719231968197419801986199219992005
Days per year at Granville Harbour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 78 in 1968.
Days with 10 mm (0.39 in) or more of precipitation per year at Granville Harbour
YearDaysDecade average
19176550.3
19184450.3
19194250.3
19204953.3
19215653.3
19224953.3
19237553.3
19245653.3
19253553.3
19655252.2
19664852.2
19673852.2
19687852.2
19694552.2
19706160.3
19715360.3
19724760.3
19736760.3
19745960.3
19757560.3
19765460.3
19776960.3
19786260.3
19795660.3
19805249.6
19815449.6
19824849.6
19833949.6
19845349.6
19854949.6
19865349.6
19874449.6
19885549.6
19894949.6
19905549.2
19915049.2
19926049.2
19934649.2
19943949.2
19954949.2
19965949.2
19973649.2
19994949.2
20004744.8
20015044.8
20025244.8
20035144.8
20044244.8
20054844.8
20063344.8
20074044.8
20083144.8
20095444.8
First to last qualifying date each year at Granville Harbour For each year, a bar from the first to the last day at Granville Harbour meeting 10 mm (0.39 in). 1917: 2 January 1917 to 30 December 19171918: 15 January 1918 to 25 December 19181919: 7 January 1919 to 28 December 19191920: 26 January 1920 to 18 December 19201921: 2 January 1921 to 26 November 19211922: 29 January 1922 to 30 December 19221923: 1 January 1923 to 6 December 19231924: 5 January 1924 to 2 December 19241925: 22 January 1925 to 9 December 19251965: 4 January 1965 to 24 November 19651966: 13 January 1966 to 19 December 19661967: 14 January 1967 to 31 December 19671968: 20 January 1968 to 17 December 19681969: 15 January 1969 to 26 December 19691970: 3 January 1970 to 31 December 19701971: 12 January 1971 to 31 December 19711972: 10 January 1972 to 10 December 19721973: 10 January 1973 to 31 December 19731974: 17 January 1974 to 30 December 19741975: 10 January 1975 to 25 November 19751976: 9 January 1976 to 27 December 19761977: 14 January 1977 to 28 December 19771978: 27 January 1978 to 27 December 19781979: 8 January 1979 to 25 December 19791980: 26 January 1980 to 4 December 19801981: 17 February 1981 to 7 December 19811982: 1 January 1982 to 20 December 19821983: 6 January 1983 to 16 November 19831984: 9 January 1984 to 26 December 19841985: 4 January 1985 to 30 December 19851986: 9 January 1986 to 31 December 19861987: 7 January 1987 to 24 November 19871988: 1 January 1988 to 28 December 19881989: 4 January 1989 to 27 December 19891990: 3 January 1990 to 28 December 19901991: 19 January 1991 to 16 December 19911992: 14 January 1992 to 28 December 19921993: 3 January 1993 to 26 December 19931994: 5 January 1994 to 30 November 19941995: 21 January 1995 to 11 December 19951996: 1 January 1996 to 30 November 19961997: 16 January 1997 to 15 December 19971999: 29 January 1999 to 17 December 19992000: 21 January 2000 to 27 December 20002001: 12 March 2001 to 25 December 20012002: 1 January 2002 to 5 December 20022003: 2 January 2003 to 18 December 20032004: 7 January 2004 to 13 November 20042005: 7 January 2005 to 25 December 20052006: 1 January 2006 to 25 December 20062007: 6 January 2007 to 22 December 20072008: 20 February 2008 to 30 December 20082009: 1 January 2009 to 25 December 200919171924197019771984199119992006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Granville Harbour meeting 10 mm (0.39 in).
First to last qualifying date each year at Granville Harbour
YearFirst dateLast date
19171917-01-021917-12-30
19181918-01-151918-12-25
19191919-01-071919-12-28
19201920-01-261920-12-18
19211921-01-021921-11-26
19221922-01-291922-12-30
19231923-01-011923-12-06
19241924-01-051924-12-02
19251925-01-221925-12-09
19651965-01-041965-11-24
19661966-01-131966-12-19
19671967-01-141967-12-31
19681968-01-201968-12-17
19691969-01-151969-12-26
19701970-01-031970-12-31
19711971-01-121971-12-31
19721972-01-101972-12-10
19731973-01-101973-12-31
19741974-01-171974-12-30
19751975-01-101975-11-25
19761976-01-091976-12-27
19771977-01-141977-12-28
19781978-01-271978-12-27
19791979-01-081979-12-25
19801980-01-261980-12-04
19811981-02-171981-12-07
19821982-01-011982-12-20
19831983-01-061983-11-16
19841984-01-091984-12-26
19851985-01-041985-12-30
19861986-01-091986-12-31
19871987-01-071987-11-24
19881988-01-011988-12-28
19891989-01-041989-12-27
19901990-01-031990-12-28
19911991-01-191991-12-16
19921992-01-141992-12-28
19931993-01-031993-12-26
19941994-01-051994-11-30
19951995-01-211995-12-11
19961996-01-011996-11-30
19971997-01-161997-12-15
19991999-01-291999-12-17
20002000-01-212000-12-27
20012001-03-122001-12-25
20022002-01-012002-12-05
20032003-01-022003-12-18
20042004-01-072004-11-13
20052005-01-072005-12-25
20062006-01-012006-12-25
20072007-01-062007-12-22
20082008-02-202008-12-30
20092009-01-012009-12-25

Every Fixed Threshold

Fixed thresholds at Granville Harbour
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5378196854
25 mm (0.98 in): Days with 25 mm or more rain531419698
50 mm (1.97 in): Days with 50 mm or more rain17319741
100 mm (3.94 in): Days with 100 mm or more rain1119771

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1917.

Download the Data

  • Data for Granville Harbour 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).