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Built 2026-10-19 (19 October 2026)

Sirathu Threshold Days by Year (IN023030300)

5 fixed thresholds counted per year at Sirathu (IN023030300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sirathu Thresholds

  • Sirathu: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1942 with 41.
  • Sirathu: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1948 with 22.
  • Sirathu: days with 50 mm (1.97 in) or more of precipitation in 65 years, most in 1955 with 12.
  • Sirathu: days with 100 mm (3.94 in) or more of precipitation in 35 years, most in 1948 with 5.
  • 5 fixed thresholds have at least one qualifying day at Sirathu.
66 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sirathu Days per year at Sirathu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1942. 02040601901: 241902: 281903: 291904: 281905: 171906: 221907: 231908: 211909: 211910: 191911: 291912: 211913: 171914: 321915: 361916: 361917: 311918: 161919: 271920: 201921: 261922: 291923: 231924: 301925: 221926: 281927: 221928: 231929: 241930: 261931: 301932: 201933: 241934: 261935: 301936: 311937: 241938: 301939: 281940: 181941: 211942: 411943: 301944: 251945: 211946: 261947: 221948: 391949: 291950: 221951: 231952: 271953: 371954: 291955: 391956: 341957: 241958: 201959: 281960: 321961: 221962: 241963: 141964: 181967: 251968: 121901190819151922192919361943195019571964
Days per year at Sirathu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1942.
Days with 10 mm (0.39 in) or more of precipitation per year at Sirathu
YearDaysDecade average
19012423.7
19022823.7
19032923.7
19042823.7
19051723.7
19062223.7
19072323.7
19082123.7
19092123.7
19101926.4
19112926.4
19122126.4
19131726.4
19143226.4
19153626.4
19163626.4
19173126.4
19181626.4
19192726.4
19202024.7
19212624.7
19222924.7
19232324.7
19243024.7
19252224.7
19262824.7
19272224.7
19282324.7
19292424.7
19302626.9
19313026.9
19322026.9
19332426.9
19342626.9
19353026.9
19363126.9
19372426.9
19383026.9
19392826.9
19401827.2
19412127.2
19424127.2
19433027.2
19442527.2
19452127.2
19462627.2
19472227.2
19483927.2
19492927.2
19502228.3
19512328.3
19522728.3
19533728.3
19542928.3
19553928.3
19563428.3
19572428.3
19582028.3
19592828.3
19603221
19612221
19622421
19631421
19641821
19672521
19681221
First to last qualifying date each year at Sirathu For each year, a bar from the first to the last day at Sirathu meeting 10 mm (0.39 in). 1901: 1 January 1901 to 25 September 19011902: 6 July 1902 to 24 September 19021903: 27 June 1903 to 12 October 19031904: 18 January 1904 to 18 December 19041905: 5 July 1905 to 15 September 19051906: 26 May 1906 to 29 September 19061907: 4 February 1907 to 30 August 19071908: 11 January 1908 to 1 September 19081909: 22 April 1909 to 26 December 19091910: 26 May 1910 to 11 November 19101911: 2 March 1911 to 19 November 19111912: 26 April 1912 to 23 November 19121913: 11 February 1913 to 6 December 19131914: 2 March 1914 to 24 September 19141915: 28 January 1915 to 7 October 19151916: 1 June 1916 to 6 October 19161917: 12 May 1917 to 26 October 19171918: 4 June 1918 to 4 September 19181919: 19 January 1919 to 4 October 19191920: 5 July 1920 to 10 September 19201921: 20 January 1921 to 21 September 19211922: 22 January 1922 to 24 September 19221923: 6 July 1923 to 4 December 19231924: 6 January 1924 to 11 December 19241925: 20 June 1925 to 10 November 19251926: 7 March 1926 to 5 October 19261927: 23 February 1927 to 14 November 19271928: 1 January 1928 to 31 December 19281929: 17 January 1929 to 8 October 19291930: 20 June 1930 to 30 December 19301931: 23 June 1931 to 16 October 19311932: 20 February 1932 to 23 October 19321933: 23 April 1933 to 21 October 19331934: 29 January 1934 to 30 September 19341935: 4 February 1935 to 21 September 19351936: 8 February 1936 to 13 September 19361937: 27 February 1937 to 6 October 19371938: 25 January 1938 to 13 October 19381939: 22 January 1939 to 23 September 19391940: 12 March 1940 to 20 December 19401941: 30 January 1941 to 28 September 19411942: 16 January 1942 to 25 December 19421943: 31 January 1943 to 20 October 19431944: 25 January 1944 to 4 October 19441945: 3 July 1945 to 1 October 19451946: 24 February 1946 to 3 December 19461947: 16 February 1947 to 6 October 19471948: 3 January 1948 to 23 November 19481949: 5 February 1949 to 31 October 19491950: 26 January 1950 to 25 December 19501951: 20 January 1951 to 30 September 19511952: 22 February 1952 to 13 September 19521953: 16 January 1953 to 31 December 19531954: 2 February 1954 to 30 September 19541955: 23 January 1955 to 5 October 19551956: 10 January 1956 to 28 December 19561957: 9 July 1957 to 15 September 19571958: 26 June 1958 to 11 October 19581959: 12 January 1959 to 23 October 19591960: 22 March 1960 to 3 October 19601961: 29 January 1961 to 13 October 19611962: 26 January 1962 to 26 September 19621963: 15 June 1963 to 1 December 19631964: 11 February 1964 to 2 October 19641967: 26 June 1967 to 3 December 19671968: 6 July 1968 to 23 September 196819011910191919281937194619551964JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sirathu meeting 10 mm (0.39 in).
First to last qualifying date each year at Sirathu
YearFirst dateLast date
19011901-01-011901-09-25
19021902-07-061902-09-24
19031903-06-271903-10-12
19041904-01-181904-12-18
19051905-07-051905-09-15
19061906-05-261906-09-29
19071907-02-041907-08-30
19081908-01-111908-09-01
19091909-04-221909-12-26
19101910-05-261910-11-11
19111911-03-021911-11-19
19121912-04-261912-11-23
19131913-02-111913-12-06
19141914-03-021914-09-24
19151915-01-281915-10-07
19161916-06-011916-10-06
19171917-05-121917-10-26
19181918-06-041918-09-04
19191919-01-191919-10-04
19201920-07-051920-09-10
19211921-01-201921-09-21
19221922-01-221922-09-24
19231923-07-061923-12-04
19241924-01-061924-12-11
19251925-06-201925-11-10
19261926-03-071926-10-05
19271927-02-231927-11-14
19281928-01-011928-12-31
19291929-01-171929-10-08
19301930-06-201930-12-30
19311931-06-231931-10-16
19321932-02-201932-10-23
19331933-04-231933-10-21
19341934-01-291934-09-30
19351935-02-041935-09-21
19361936-02-081936-09-13
19371937-02-271937-10-06
19381938-01-251938-10-13
19391939-01-221939-09-23
19401940-03-121940-12-20
19411941-01-301941-09-28
19421942-01-161942-12-25
19431943-01-311943-10-20
19441944-01-251944-10-04
19451945-07-031945-10-01
19461946-02-241946-12-03
19471947-02-161947-10-06
19481948-01-031948-11-23
19491949-02-051949-10-31
19501950-01-261950-12-25
19511951-01-201951-09-30
19521952-02-221952-09-13
19531953-01-161953-12-31
19541954-02-021954-09-30
19551955-01-231955-10-05
19561956-01-101956-12-28
19571957-07-091957-09-15
19581958-06-261958-10-11
19591959-01-121959-10-23
19601960-03-221960-10-03
19611961-01-291961-10-13
19621962-01-261962-09-26
19631963-06-151963-12-01
19641964-02-111964-10-02
19671967-06-261967-12-03
19681968-07-061968-09-23

Every Fixed Threshold

Fixed thresholds at Sirathu
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6641194212
25 mm (0.98 in): Days with 25 mm or more rain662219483
50 mm (1.97 in): Days with 50 mm or more rain651219552
100 mm (3.94 in): Days with 100 mm or more rain35519481
200 mm (7.87 in): Days with 200 mm or more rain4119021

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 Sirathu 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).