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Built 2026-10-19 (19 October 2026)

Namakkal Threshold Days by Year (IN020111300)

4 fixed thresholds counted per year at Namakkal (IN020111300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Namakkal Thresholds

  • Namakkal: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1946 with 42.
  • Namakkal: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1939 with 16.
  • Namakkal: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1939 with 7.
  • Namakkal: days with 100 mm (3.94 in) or more of precipitation in 8 years, most in 1956 with 2.
  • 4 fixed thresholds have at least one qualifying day at Namakkal.
69 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Namakkal Days per year at Namakkal with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1946. 02040601901: 251902: 271903: 331904: 141905: 191906: 241907: 281908: 191909: 341910: 311911: 181912: 201913: 181914: 321915: 211916: 211917: 281918: 111919: 221920: 341921: 341922: 261923: 171924: 181925: 181926: 231927: 261928: 241929: 131930: 261931: 181932: 251933: 221934: 171935: 261936: 241937: 221938: 191939: 291940: 291941: 241942: 191943: 271944: 361945: 211946: 421947: 191948: 211949: 251950: 291951: 241952: 201953: 271954: 281955: 291956: 241957: 231958: 211959: 261960: 221961: 231962: 271963: 351965: 251966: 321967: 131968: 241969: 211970: 271901190819151922192919361943195019571965
Days per year at Namakkal with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1946.
Days with 10 mm (0.39 in) or more of precipitation per year at Namakkal
YearDaysDecade average
19012524.8
19022724.8
19033324.8
19041424.8
19051924.8
19062424.8
19072824.8
19081924.8
19093424.8
19103122.2
19111822.2
19122022.2
19131822.2
19143222.2
19152122.2
19162122.2
19172822.2
19181122.2
19192222.2
19203423.3
19213423.3
19222623.3
19231723.3
19241823.3
19251823.3
19262323.3
19272623.3
19282423.3
19291323.3
19302622.8
19311822.8
19322522.8
19332222.8
19341722.8
19352622.8
19362422.8
19372222.8
19381922.8
19392922.8
19402926.3
19412426.3
19421926.3
19432726.3
19443626.3
19452126.3
19464226.3
19471926.3
19482126.3
19492526.3
19502925.1
19512425.1
19522025.1
19532725.1
19542825.1
19552925.1
19562425.1
19572325.1
19582125.1
19592625.1
19602224.7
19612324.7
19622724.7
19633524.7
19652524.7
19663224.7
19671324.7
19682424.7
19692124.7
19702727
First to last qualifying date each year at Namakkal For each year, a bar from the first to the last day at Namakkal meeting 10 mm (0.39 in). 1901: 17 May 1901 to 19 November 19011902: 5 January 1902 to 11 December 19021903: 19 May 1903 to 5 December 19031904: 6 May 1904 to 28 October 19041905: 19 March 1905 to 15 October 19051906: 13 May 1906 to 24 November 19061907: 26 March 1907 to 19 December 19071908: 24 February 1908 to 23 October 19081909: 1 January 1909 to 17 October 19091910: 3 February 1910 to 24 November 19101911: 15 April 1911 to 15 December 19111912: 2 May 1912 to 25 November 19121913: 17 April 1913 to 22 November 19131914: 10 March 1914 to 6 December 19141915: 28 March 1915 to 26 December 19151916: 21 April 1916 to 11 November 19161917: 3 February 1917 to 8 December 19171918: 27 April 1918 to 24 November 19181919: 20 March 1919 to 8 December 19191920: 1 January 1920 to 28 November 19201921: 14 January 1921 to 30 December 19211922: 10 January 1922 to 30 November 19221923: 12 January 1923 to 16 December 19231924: 10 April 1924 to 14 November 19241925: 28 April 1925 to 12 December 19251926: 28 January 1926 to 1 November 19261927: 6 April 1927 to 14 November 19271928: 3 February 1928 to 29 December 19281929: 11 April 1929 to 6 November 19291930: 28 March 1930 to 26 December 19301931: 14 May 1931 to 27 December 19311932: 26 February 1932 to 3 December 19321933: 11 April 1933 to 17 December 19331934: 16 April 1934 to 28 November 19341935: 8 January 1935 to 27 December 19351936: 1 April 1936 to 10 December 19361937: 18 April 1937 to 17 November 19371938: 4 April 1938 to 27 December 19381939: 19 March 1939 to 17 November 19391940: 14 March 1940 to 5 December 19401941: 11 April 1941 to 4 December 19411942: 6 April 1942 to 21 December 19421943: 3 January 1943 to 22 November 19431944: 22 February 1944 to 22 December 19441945: 5 April 1945 to 13 November 19451946: 21 January 1946 to 31 December 19461947: 20 February 1947 to 21 October 19471948: 17 January 1948 to 20 November 19481949: 6 April 1949 to 25 October 19491950: 20 February 1950 to 15 November 19501951: 31 March 1951 to 21 November 19511952: 24 February 1952 to 12 December 19521953: 5 April 1953 to 15 November 19531954: 15 April 1954 to 10 December 19541955: 4 March 1955 to 2 December 19551956: 25 April 1956 to 23 November 19561957: 13 May 1957 to 30 December 19571958: 23 March 1958 to 23 November 19581959: 20 May 1959 to 2 December 19591960: 15 April 1960 to 23 November 19601961: 11 January 1961 to 5 December 19611962: 22 March 1962 to 4 December 19621963: 9 January 1963 to 8 December 19631965: 3 April 1965 to 27 December 19651966: 1 May 1966 to 20 December 19661967: 11 January 1967 to 3 November 19671968: 23 April 1968 to 19 December 19681969: 22 April 1969 to 14 December 19691970: 20 January 1970 to 24 November 197019011910191919281937194619551965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Namakkal meeting 10 mm (0.39 in).
First to last qualifying date each year at Namakkal
YearFirst dateLast date
19011901-05-171901-11-19
19021902-01-051902-12-11
19031903-05-191903-12-05
19041904-05-061904-10-28
19051905-03-191905-10-15
19061906-05-131906-11-24
19071907-03-261907-12-19
19081908-02-241908-10-23
19091909-01-011909-10-17
19101910-02-031910-11-24
19111911-04-151911-12-15
19121912-05-021912-11-25
19131913-04-171913-11-22
19141914-03-101914-12-06
19151915-03-281915-12-26
19161916-04-211916-11-11
19171917-02-031917-12-08
19181918-04-271918-11-24
19191919-03-201919-12-08
19201920-01-011920-11-28
19211921-01-141921-12-30
19221922-01-101922-11-30
19231923-01-121923-12-16
19241924-04-101924-11-14
19251925-04-281925-12-12
19261926-01-281926-11-01
19271927-04-061927-11-14
19281928-02-031928-12-29
19291929-04-111929-11-06
19301930-03-281930-12-26
19311931-05-141931-12-27
19321932-02-261932-12-03
19331933-04-111933-12-17
19341934-04-161934-11-28
19351935-01-081935-12-27
19361936-04-011936-12-10
19371937-04-181937-11-17
19381938-04-041938-12-27
19391939-03-191939-11-17
19401940-03-141940-12-05
19411941-04-111941-12-04
19421942-04-061942-12-21
19431943-01-031943-11-22
19441944-02-221944-12-22
19451945-04-051945-11-13
19461946-01-211946-12-31
19471947-02-201947-10-21
19481948-01-171948-11-20
19491949-04-061949-10-25
19501950-02-201950-11-15
19511951-03-311951-11-21
19521952-02-241952-12-12
19531953-04-051953-11-15
19541954-04-151954-12-10
19551955-03-041955-12-02
19561956-04-251956-11-23
19571957-05-131957-12-30
19581958-03-231958-11-23
19591959-05-201959-12-02
19601960-04-151960-11-23
19611961-01-111961-12-05
19621962-03-221962-12-04
19631963-01-091963-12-08
19651965-04-031965-12-27
19661966-05-011966-12-20
19671967-01-111967-11-03
19681968-04-231968-12-19
19691969-04-221969-12-14
19701970-01-201970-11-24

Every Fixed Threshold

Fixed thresholds at Namakkal
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6942194627
25 mm (0.98 in): Days with 25 mm or more rain691619399
50 mm (1.97 in): Days with 50 mm or more rain63719392
100 mm (3.94 in): Days with 100 mm or more rain8219561

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 Namakkal 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).