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

Kotra Threshold Days by Year (IN018081600)

4 fixed thresholds counted per year at Kotra (IN018081600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kotra Thresholds

  • Kotra: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1909 with 25.
  • Kotra: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1917 with 15.
  • Kotra: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1964 with 7.
  • Kotra: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1918 with 2.
  • 4 fixed thresholds have at least one qualifying day at Kotra.
60 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Kotra Days per year at Kotra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1909. 01020301901: 81902: 81903: 41904: 61905: 91906: 61907: 131908: 111909: 251910: 171911: 101912: 111913: 111914: 91915: 51916: 101917: 241918: 71919: 131920: 121921: 91922: 131923: 181924: 191925: 141926: 181927: 171928: 91929: 71930: 141931: 141932: 71933: 201934: 121935: 191936: 171937: 131938: 71939: 81940: 31941: 101942: 211943: 81944: 171945: 151946: 91947: 81948: 111952: 121954: 141955: 231957: 191958: 131959: 101961: 121962: 151963: 101964: 161965: 91966: 61901190719131919192519311937194319521961
Days per year at Kotra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1909.
Days with 10 mm (0.39 in) or more of precipitation per year at Kotra
YearDaysDecade average
1901810
1902810
1903410
1904610
1905910
1906610
19071310
19081110
19092510
19101711.7
19111011.7
19121111.7
19131111.7
1914911.7
1915511.7
19161011.7
19172411.7
1918711.7
19191311.7
19201213.6
1921913.6
19221313.6
19231813.6
19241913.6
19251413.6
19261813.6
19271713.6
1928913.6
1929713.6
19301413.1
19311413.1
1932713.1
19332013.1
19341213.1
19351913.1
19361713.1
19371313.1
1938713.1
1939813.1
1940311.3
19411011.3
19422111.3
1943811.3
19441711.3
19451511.3
1946911.3
1947811.3
19481111.3
19521215.2
19541415.2
19552315.2
19571915.2
19581315.2
19591015.2
19611211.3
19621511.3
19631011.3
19641611.3
1965911.3
1966611.3
First to last qualifying date each year at Kotra For each year, a bar from the first to the last day at Kotra meeting 10 mm (0.39 in). 1901: 6 February 1901 to 21 October 19011902: 11 May 1902 to 31 August 19021903: 22 July 1903 to 12 September 19031904: 4 March 1904 to 13 September 19041905: 18 January 1905 to 12 September 19051906: 16 February 1906 to 15 September 19061907: 7 February 1907 to 19 August 19071908: 11 January 1908 to 25 August 19081909: 19 April 1909 to 26 December 19091910: 16 January 1910 to 2 October 19101911: 4 January 1911 to 30 September 19111912: 22 January 1912 to 3 September 19121913: 22 February 1913 to 12 December 19131914: 7 April 1914 to 18 September 19141915: 8 February 1915 to 27 September 19151916: 10 July 1916 to 4 October 19161917: 19 April 1917 to 19 December 19171918: 6 April 1918 to 27 August 19181919: 28 January 1919 to 3 September 19191920: 11 January 1920 to 17 October 19201921: 21 January 1921 to 20 December 19211922: 3 February 1922 to 23 December 19221923: 12 January 1923 to 3 December 19231924: 4 January 1924 to 10 December 19241925: 12 June 1925 to 25 September 19251926: 7 March 1926 to 6 September 19261927: 16 February 1927 to 20 December 19271928: 27 January 1928 to 1 December 19281929: 7 April 1929 to 20 December 19291930: 14 January 1930 to 30 December 19301931: 4 March 1931 to 15 October 19311932: 10 January 1932 to 30 July 19321933: 13 February 1933 to 26 September 19331934: 7 March 1934 to 1 September 19341935: 29 January 1935 to 14 September 19351936: 7 February 1936 to 17 December 19361937: 12 February 1937 to 16 September 19371938: 1 January 1938 to 7 October 19381939: 23 February 1939 to 24 August 19391940: 2 February 1940 to 19 August 19401941: 17 January 1941 to 8 October 19411942: 13 February 1942 to 16 December 19421943: 13 April 1943 to 5 September 19431944: 9 January 1944 to 5 October 19441945: 18 June 1945 to 11 October 19451946: 2 June 1946 to 28 December 19461947: 4 January 1947 to 21 December 19471948: 5 June 1948 to 21 August 19481952: 5 June 1952 to 26 August 19521954: 2 February 1954 to 25 September 19541955: 24 January 1955 to 14 October 19551957: 2 January 1957 to 12 December 19571958: 8 July 1958 to 29 September 19581959: 5 January 1959 to 18 September 19591961: 30 January 1961 to 10 September 19611962: 1 February 1962 to 5 December 19621963: 16 February 1963 to 31 August 19631964: 11 May 1964 to 11 September 19641965: 13 February 1965 to 27 August 19651966: 21 February 1966 to 25 July 196619011909191719251933194119521963JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kotra meeting 10 mm (0.39 in).
First to last qualifying date each year at Kotra
YearFirst dateLast date
19011901-02-061901-10-21
19021902-05-111902-08-31
19031903-07-221903-09-12
19041904-03-041904-09-13
19051905-01-181905-09-12
19061906-02-161906-09-15
19071907-02-071907-08-19
19081908-01-111908-08-25
19091909-04-191909-12-26
19101910-01-161910-10-02
19111911-01-041911-09-30
19121912-01-221912-09-03
19131913-02-221913-12-12
19141914-04-071914-09-18
19151915-02-081915-09-27
19161916-07-101916-10-04
19171917-04-191917-12-19
19181918-04-061918-08-27
19191919-01-281919-09-03
19201920-01-111920-10-17
19211921-01-211921-12-20
19221922-02-031922-12-23
19231923-01-121923-12-03
19241924-01-041924-12-10
19251925-06-121925-09-25
19261926-03-071926-09-06
19271927-02-161927-12-20
19281928-01-271928-12-01
19291929-04-071929-12-20
19301930-01-141930-12-30
19311931-03-041931-10-15
19321932-01-101932-07-30
19331933-02-131933-09-26
19341934-03-071934-09-01
19351935-01-291935-09-14
19361936-02-071936-12-17
19371937-02-121937-09-16
19381938-01-011938-10-07
19391939-02-231939-08-24
19401940-02-021940-08-19
19411941-01-171941-10-08
19421942-02-131942-12-16
19431943-04-131943-09-05
19441944-01-091944-10-05
19451945-06-181945-10-11
19461946-06-021946-12-28
19471947-01-041947-12-21
19481948-06-051948-08-21
19521952-06-051952-08-26
19541954-02-021954-09-25
19551955-01-241955-10-14
19571957-01-021957-12-12
19581958-07-081958-09-29
19591959-01-051959-09-18
19611961-01-301961-09-10
19621962-02-011962-12-05
19631963-02-161963-08-31
19641964-05-111964-09-11
19651965-02-131965-08-27
19661966-02-211966-07-25

Every Fixed Threshold

Fixed thresholds at Kotra
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain602519096
25 mm (0.98 in): Days with 25 mm or more rain561519171
50 mm (1.97 in): Days with 50 mm or more rain36719643
100 mm (3.94 in): Days with 100 mm or more rain13219181

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 Kotra 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).