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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Diamond Harbour Threshold Days by Year (IN024142100)

5 fixed thresholds counted per year at Diamond Harbour (IN024142100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Diamond Harbour Thresholds

  • Diamond Harbour: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1933 with 68.
  • Diamond Harbour: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1933 with 37.
  • Diamond Harbour: days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1933 with 16.
  • Diamond Harbour: days with 100 mm (3.94 in) or more of precipitation in 28 years, most in 1922 with 6.
  • 5 fixed thresholds have at least one qualifying day at Diamond Harbour.
47 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Diamond Harbour Days per year at Diamond Harbour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 68 in 1933. 0204060801901: 501902: 451903: 451904: 451905: 441906: 451907: 441908: 491909: 541910: 501911: 461919: 551920: 431921: 391922: 501923: 341924: 291925: 331926: 371927: 361928: 541929: 441930: 481931: 481932: 541933: 681934: 531935: 321936: 561937: 381938: 501940: 521941: 541951: 391952: 481953: 451954: 301955: 521956: 501958: 371959: 301960: 71961: 151962: 301963: 491964: 311968: 491901190619111923192819331938195319591964
Days per year at Diamond Harbour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 68 in 1933.
Days with 10 mm (0.39 in) or more of precipitation per year at Diamond Harbour
YearDaysDecade average
19015046.8
19024546.8
19034546.8
19044546.8
19054446.8
19064546.8
19074446.8
19084946.8
19095446.8
19105050.3
19114650.3
19195550.3
19204339.9
19213939.9
19225039.9
19233439.9
19242939.9
19253339.9
19263739.9
19273639.9
19285439.9
19294439.9
19304849.7
19314849.7
19325449.7
19336849.7
19345349.7
19353249.7
19365649.7
19373849.7
19385049.7
19405253
19415453
19513941.4
19524841.4
19534541.4
19543041.4
19555241.4
19565041.4
19583741.4
19593041.4
1960730.2
19611530.2
19623030.2
19634930.2
19643130.2
19684930.2
First to last qualifying date each year at Diamond Harbour For each year, a bar from the first to the last day at Diamond Harbour meeting 10 mm (0.39 in). 1901: 4 January 1901 to 27 November 19011902: 15 March 1902 to 22 December 19021903: 14 January 1903 to 28 November 19031904: 19 February 1904 to 23 November 19041905: 23 January 1905 to 25 October 19051906: 22 January 1906 to 3 November 19061907: 23 March 1907 to 17 October 19071908: 12 January 1908 to 5 October 19081909: 15 April 1909 to 6 December 19091910: 8 January 1910 to 24 October 19101911: 14 March 1911 to 11 October 19111919: 8 February 1919 to 15 November 19191920: 7 February 1920 to 11 October 19201921: 22 January 1921 to 16 October 19211922: 9 April 1922 to 19 October 19221923: 12 February 1923 to 20 November 19231924: 29 April 1924 to 8 November 19241925: 7 January 1925 to 16 October 19251926: 6 March 1926 to 27 December 19261927: 11 February 1927 to 3 October 19271928: 7 April 1928 to 23 October 19281929: 22 January 1929 to 22 October 19291930: 6 May 1930 to 20 November 19301931: 17 February 1931 to 6 November 19311932: 28 March 1932 to 14 November 19321933: 17 February 1933 to 22 October 19331934: 16 April 1934 to 17 October 19341935: 4 February 1935 to 22 September 19351936: 5 January 1936 to 13 September 19361937: 12 February 1937 to 30 September 19371938: 25 April 1938 to 11 October 19381940: 27 February 1940 to 22 October 19401941: 31 January 1941 to 20 November 19411951: 18 March 1951 to 25 November 19511952: 21 April 1952 to 8 October 19521953: 22 January 1953 to 25 September 19531954: 6 May 1954 to 25 November 19541955: 6 June 1955 to 8 November 19551956: 15 May 1956 to 31 October 19561958: 21 February 1958 to 20 October 19581959: 30 January 1959 to 29 October 19591960: 26 May 1960 to 14 August 19601961: 5 February 1961 to 17 October 19611962: 6 March 1962 to 30 October 19621963: 8 April 1963 to 25 October 19631964: 21 March 1964 to 21 October 19641968: 2 March 1968 to 14 November 196819011907192019261932193819541961JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Diamond Harbour meeting 10 mm (0.39 in).
First to last qualifying date each year at Diamond Harbour
YearFirst dateLast date
19011901-01-041901-11-27
19021902-03-151902-12-22
19031903-01-141903-11-28
19041904-02-191904-11-23
19051905-01-231905-10-25
19061906-01-221906-11-03
19071907-03-231907-10-17
19081908-01-121908-10-05
19091909-04-151909-12-06
19101910-01-081910-10-24
19111911-03-141911-10-11
19191919-02-081919-11-15
19201920-02-071920-10-11
19211921-01-221921-10-16
19221922-04-091922-10-19
19231923-02-121923-11-20
19241924-04-291924-11-08
19251925-01-071925-10-16
19261926-03-061926-12-27
19271927-02-111927-10-03
19281928-04-071928-10-23
19291929-01-221929-10-22
19301930-05-061930-11-20
19311931-02-171931-11-06
19321932-03-281932-11-14
19331933-02-171933-10-22
19341934-04-161934-10-17
19351935-02-041935-09-22
19361936-01-051936-09-13
19371937-02-121937-09-30
19381938-04-251938-10-11
19401940-02-271940-10-22
19411941-01-311941-11-20
19511951-03-181951-11-25
19521952-04-211952-10-08
19531953-01-221953-09-25
19541954-05-061954-11-25
19551955-06-061955-11-08
19561956-05-151956-10-31
19581958-02-211958-10-20
19591959-01-301959-10-29
19601960-05-261960-08-14
19611961-02-051961-10-17
19621962-03-061962-10-30
19631963-04-081963-10-25
19641964-03-211964-10-21
19681968-03-021968-11-14

Every Fixed Threshold

Fixed thresholds at Diamond Harbour
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4768193349
25 mm (0.98 in): Days with 25 mm or more rain4737193328
50 mm (1.97 in): Days with 50 mm or more rain4516193312
100 mm (3.94 in): Days with 100 mm or more rain28619223
200 mm (7.87 in): Days with 200 mm or more rain9119041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

  • Data for Diamond 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

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