Built 2026-10-18 (18 October 2026)

Rajakkamangalam Threshold Days by Year

5 fixed thresholds counted per year at Rajakkamangalam (IN020063100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rajakkamangalam Thresholds

  • Rajakkamangalam: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1924 with 47.
  • Rajakkamangalam: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1924 with 24.
  • Rajakkamangalam: days with 50 mm (1.97 in) or more of precipitation in 64 years, most in 1901 with 9.
  • Rajakkamangalam: days with 100 mm (3.94 in) or more of precipitation in 19 years, most in 1901 with 2.
  • 5 fixed thresholds have at least one qualifying day at Rajakkamangalam.
68 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rajakkamangalam Days per year at Rajakkamangalam with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1924. 02040601901: 311902: 341903: 291904: 321905: 331906: 301907: 321908: 221909: 281910: 251911: 231912: 361913: 281914: 341915: 311916: 291917: 261918: 301919: 391920: 391921: 251922: 331923: 371924: 471925: 361926: 281927: 361928: 241929: 321930: 301931: 321932: 411933: 401934: 261935: 241936: 231937: 191938: 221939: 311940: 291941: 241942: 271943: 321944: 281945: 291946: 291947: 361948: 351949: 211950: 251951: 301952: 231953: 271954: 311955: 321956: 171957: 311958: 261959: 421960: 401961: 431962: 381964: 191965: 311966: 171967: 301968: 281969: 291901190819151922192919361943195019571965
Days per year at Rajakkamangalam with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1924.
Days with 10 mm (0.39 in) or more of precipitation per year at Rajakkamangalam
YearDaysDecade average
19013130.1
19023430.1
19032930.1
19043230.1
19053330.1
19063030.1
19073230.1
19082230.1
19092830.1
19102530.1
19112330.1
19123630.1
19132830.1
19143430.1
19153130.1
19162930.1
19172630.1
19183030.1
19193930.1
19203933.7
19212533.7
19223333.7
19233733.7
19244733.7
19253633.7
19262833.7
19273633.7
19282433.7
19293233.7
19303028.8
19313228.8
19324128.8
19334028.8
19342628.8
19352428.8
19362328.8
19371928.8
19382228.8
19393128.8
19402929
19412429
19422729
19433229
19442829
19452929
19462929
19473629
19483529
19492129
19502528.4
19513028.4
19522328.4
19532728.4
19543128.4
19553228.4
19561728.4
19573128.4
19582628.4
19594228.4
19604030.6
19614330.6
19623830.6
19641930.6
19653130.6
19661730.6
19673030.6
19682830.6
19692930.6
First to last qualifying date each year at Rajakkamangalam For each year, a bar from the first to the last day at Rajakkamangalam meeting 10 mm (0.39 in). 1901: 21 January 1901 to 25 November 19011902: 6 January 1902 to 13 December 19021903: 9 April 1903 to 6 December 19031904: 24 May 1904 to 11 November 19041905: 8 April 1905 to 24 November 19051906: 4 April 1906 to 1 December 19061907: 8 January 1907 to 3 December 19071908: 15 March 1908 to 22 December 19081909: 1 January 1909 to 25 November 19091910: 3 April 1910 to 26 November 19101911: 24 May 1911 to 14 December 19111912: 4 April 1912 to 19 December 19121913: 12 May 1913 to 18 December 19131914: 4 May 1914 to 16 December 19141915: 9 January 1915 to 21 November 19151916: 17 April 1916 to 30 November 19161917: 5 March 1917 to 27 December 19171918: 3 January 1918 to 14 December 19181919: 3 May 1919 to 30 December 19191920: 2 January 1920 to 24 November 19201921: 13 January 1921 to 31 December 19211922: 10 January 1922 to 30 November 19221923: 11 January 1923 to 17 December 19231924: 13 February 1924 to 3 December 19241925: 13 January 1925 to 12 December 19251926: 8 January 1926 to 16 November 19261927: 26 February 1927 to 1 December 19271928: 5 February 1928 to 28 December 19281929: 30 January 1929 to 17 November 19291930: 18 January 1930 to 5 December 19301931: 1 April 1931 to 25 December 19311932: 6 March 1932 to 5 December 19321933: 10 April 1933 to 27 November 19331934: 16 January 1934 to 1 November 19341935: 16 January 1935 to 27 December 19351936: 30 March 1936 to 9 November 19361937: 19 February 1937 to 24 December 19371938: 4 February 1938 to 18 November 19381939: 21 January 1939 to 3 December 19391940: 9 April 1940 to 5 December 19401941: 10 April 1941 to 16 December 19411942: 16 May 1942 to 18 December 19421943: 30 January 1943 to 25 November 19431944: 2 March 1944 to 7 December 19441945: 24 January 1945 to 19 December 19451946: 16 March 1946 to 16 December 19461947: 25 January 1947 to 8 December 19471948: 24 January 1948 to 5 December 19481949: 18 April 1949 to 18 November 19491950: 20 February 1950 to 24 October 19501951: 14 April 1951 to 1 December 19511952: 4 January 1952 to 12 December 19521953: 24 January 1953 to 19 November 19531954: 12 January 1954 to 23 December 19541955: 8 April 1955 to 3 December 19551956: 11 January 1956 to 27 December 19561957: 30 April 1957 to 30 December 19571958: 21 April 1958 to 29 November 19581959: 4 April 1959 to 3 December 19591960: 3 April 1960 to 5 December 19601961: 11 January 1961 to 16 November 19611962: 27 January 1962 to 29 December 19621964: 21 March 1964 to 7 November 19641965: 2 April 1965 to 22 December 19651966: 16 March 1966 to 21 December 19661967: 26 March 1967 to 4 November 19671968: 28 March 1968 to 20 December 19681969: 29 March 1969 to 30 December 196919011910191919281937194619551965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rajakkamangalam meeting 10 mm (0.39 in).
First to last qualifying date each year at Rajakkamangalam
YearFirst dateLast date
19011901-01-211901-11-25
19021902-01-061902-12-13
19031903-04-091903-12-06
19041904-05-241904-11-11
19051905-04-081905-11-24
19061906-04-041906-12-01
19071907-01-081907-12-03
19081908-03-151908-12-22
19091909-01-011909-11-25
19101910-04-031910-11-26
19111911-05-241911-12-14
19121912-04-041912-12-19
19131913-05-121913-12-18
19141914-05-041914-12-16
19151915-01-091915-11-21
19161916-04-171916-11-30
19171917-03-051917-12-27
19181918-01-031918-12-14
19191919-05-031919-12-30
19201920-01-021920-11-24
19211921-01-131921-12-31
19221922-01-101922-11-30
19231923-01-111923-12-17
19241924-02-131924-12-03
19251925-01-131925-12-12
19261926-01-081926-11-16
19271927-02-261927-12-01
19281928-02-051928-12-28
19291929-01-301929-11-17
19301930-01-181930-12-05
19311931-04-011931-12-25
19321932-03-061932-12-05
19331933-04-101933-11-27
19341934-01-161934-11-01
19351935-01-161935-12-27
19361936-03-301936-11-09
19371937-02-191937-12-24
19381938-02-041938-11-18
19391939-01-211939-12-03
19401940-04-091940-12-05
19411941-04-101941-12-16
19421942-05-161942-12-18
19431943-01-301943-11-25
19441944-03-021944-12-07
19451945-01-241945-12-19
19461946-03-161946-12-16
19471947-01-251947-12-08
19481948-01-241948-12-05
19491949-04-181949-11-18
19501950-02-201950-10-24
19511951-04-141951-12-01
19521952-01-041952-12-12
19531953-01-241953-11-19
19541954-01-121954-12-23
19551955-04-081955-12-03
19561956-01-111956-12-27
19571957-04-301957-12-30
19581958-04-211958-11-29
19591959-04-041959-12-03
19601960-04-031960-12-05
19611961-01-111961-11-16
19621962-01-271962-12-29
19641964-03-211964-11-07
19651965-04-021965-12-22
19661966-03-161966-12-21
19671967-03-261967-11-04
19681968-03-281968-12-20
19691969-03-291969-12-30

Every Fixed Threshold

Fixed thresholds at Rajakkamangalam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6847192429
25 mm (0.98 in): Days with 25 mm or more rain682419249
50 mm (1.97 in): Days with 50 mm or more rain64919013
100 mm (3.94 in): Days with 100 mm or more rain19219011
200 mm (7.87 in): Days with 200 mm or more rain1119251

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 Rajakkamangalam 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

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