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

Manihari Threshold Days by Year (IN004111000)

5 fixed thresholds counted per year at Manihari (IN004111000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manihari Thresholds

  • Manihari: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1933 with 50.
  • Manihari: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1938 with 26.
  • Manihari: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1968 with 13.
  • Manihari: days with 100 mm (3.94 in) or more of precipitation in 20 years, most in 1965 with 4.
  • 5 fixed thresholds have at least one qualifying day at Manihari.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Manihari Days per year at Manihari with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1933. 02040601933: 501934: 311935: 301936: 441937: 351938: 461939: 431940: 341941: 361942: 331943: 421944: 381945: 481947: 321948: 311951: 231952: 381953: 341954: 351955: 311956: 461957: 281958: 331959: 401960: 401961: 321964: 361965: 291966: 231968: 291933193619391942194519511954195719601965
Days per year at Manihari with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1933.
Days with 10 mm (0.39 in) or more of precipitation per year at Manihari
YearDaysDecade average
19335039.9
19343139.9
19353039.9
19364439.9
19373539.9
19384639.9
19394339.9
19403436.8
19413636.8
19423336.8
19434236.8
19443836.8
19454836.8
19473236.8
19483136.8
19512334.2
19523834.2
19533434.2
19543534.2
19553134.2
19564634.2
19572834.2
19583334.2
19594034.2
19604031.5
19613231.5
19643631.5
19652931.5
19662331.5
19682931.5
First to last qualifying date each year at Manihari For each year, a bar from the first to the last day at Manihari meeting 10 mm (0.39 in). 1933: 13 February 1933 to 21 October 19331934: 18 February 1934 to 16 October 19341935: 30 May 1935 to 23 September 19351936: 30 March 1936 to 27 December 19361937: 11 February 1937 to 13 October 19371938: 6 May 1938 to 15 October 19381939: 18 February 1939 to 24 October 19391940: 11 February 1940 to 27 September 19401941: 1 February 1941 to 10 October 19411942: 21 February 1942 to 17 October 19421943: 13 January 1943 to 22 October 19431944: 25 January 1944 to 24 September 19441945: 6 January 1945 to 23 October 19451947: 6 May 1947 to 6 October 19471948: 8 May 1948 to 27 November 19481951: 21 April 1951 to 30 October 19511952: 3 April 1952 to 3 November 19521953: 16 January 1953 to 1 October 19531954: 21 January 1954 to 8 October 19541955: 23 January 1955 to 11 October 19551956: 10 June 1956 to 1 November 19561957: 8 January 1957 to 4 October 19571958: 29 January 1958 to 12 October 19581959: 22 January 1959 to 22 October 19591960: 7 March 1960 to 5 October 19601961: 4 January 1961 to 3 October 19611964: 17 April 1964 to 11 October 19641965: 24 March 1965 to 27 September 19651966: 4 January 1966 to 17 November 19661968: 18 May 1968 to 27 August 196819331937194119451952195619601966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Manihari meeting 10 mm (0.39 in).
First to last qualifying date each year at Manihari
YearFirst dateLast date
19331933-02-131933-10-21
19341934-02-181934-10-16
19351935-05-301935-09-23
19361936-03-301936-12-27
19371937-02-111937-10-13
19381938-05-061938-10-15
19391939-02-181939-10-24
19401940-02-111940-09-27
19411941-02-011941-10-10
19421942-02-211942-10-17
19431943-01-131943-10-22
19441944-01-251944-09-24
19451945-01-061945-10-23
19471947-05-061947-10-06
19481948-05-081948-11-27
19511951-04-211951-10-30
19521952-04-031952-11-03
19531953-01-161953-10-01
19541954-01-211954-10-08
19551955-01-231955-10-11
19561956-06-101956-11-01
19571957-01-081957-10-04
19581958-01-291958-10-12
19591959-01-221959-10-22
19601960-03-071960-10-05
19611961-01-041961-10-03
19641964-04-171964-10-11
19651965-03-241965-09-27
19661966-01-041966-11-17
19681968-05-181968-08-27

Every Fixed Threshold

Fixed thresholds at Manihari
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3050193329
25 mm (0.98 in): Days with 25 mm or more rain3026193818
50 mm (1.97 in): Days with 50 mm or more rain3013196813
100 mm (3.94 in): Days with 100 mm or more rain20419653
200 mm (7.87 in): Days with 200 mm or more rain4119361

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1933.

Download the Data

  • Data for Manihari 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).