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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Peraiyur Threshold Days by Year

5 fixed thresholds counted per year at Peraiyur (IN020080100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Peraiyur Thresholds

  • Peraiyur: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1946 with 41.
  • Peraiyur: days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1922 with 20.
  • Peraiyur: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1933 with 7.
  • Peraiyur: days with 100 mm (3.94 in) or more of precipitation in 16 years, most in 1929 with 2.
  • 5 fixed thresholds have at least one qualifying day at Peraiyur.
65 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Peraiyur Days per year at Peraiyur with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1946. 02040601906: 211907: 321908: 201909: 311910: 281911: 211912: 261913: 211914: 331915: 321916: 231917: 301918: 321919: 261920: 321921: 331922: 311923: 221924: 271925: 271926: 241927: 251928: 241929: 261930: 271931: 221932: 271933: 281934: 241935: 181936: 311937: 341938: 251939: 201940: 351941: 241942: 281943: 301944: 361945: 261946: 411947: 371948: 191949: 261950: 221951: 211952: 221953: 371954: 281955: 261956: 181957: 211958: 251959: 201960: 331961: 141962: 191963: 321964: 311965: 251966: 331967: 151968: 221969: 141970: 251906191319201927193419411948195519621969
Days per year at Peraiyur with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1946.
Days with 10 mm (0.39 in) or more of precipitation per year at Peraiyur
YearDaysDecade average
19062126
19073226
19082026
19093126
19102827.2
19112127.2
19122627.2
19132127.2
19143327.2
19153227.2
19162327.2
19173027.2
19183227.2
19192627.2
19203227.1
19213327.1
19223127.1
19232227.1
19242727.1
19252727.1
19262427.1
19272527.1
19282427.1
19292627.1
19302725.6
19312225.6
19322725.6
19332825.6
19342425.6
19351825.6
19363125.6
19373425.6
19382525.6
19392025.6
19403530.2
19412430.2
19422830.2
19433030.2
19443630.2
19452630.2
19464130.2
19473730.2
19481930.2
19492630.2
19502224
19512124
19522224
19533724
19542824
19552624
19561824
19572124
19582524
19592024
19603323.8
19611423.8
19621923.8
19633223.8
19643123.8
19652523.8
19663323.8
19671523.8
19682223.8
19691423.8
19702525
First to last qualifying date each year at Peraiyur For each year, a bar from the first to the last day at Peraiyur meeting 10 mm (0.39 in). 1906: 18 February 1906 to 29 December 19061907: 11 January 1907 to 18 December 19071908: 24 February 1908 to 7 November 19081909: 1 January 1909 to 26 November 19091910: 5 January 1910 to 25 November 19101911: 14 April 1911 to 8 December 19111912: 3 May 1912 to 26 November 19121913: 8 May 1913 to 19 December 19131914: 3 April 1914 to 23 December 19141915: 19 January 1915 to 29 December 19151916: 21 April 1916 to 9 December 19161917: 1 February 1917 to 14 December 19171918: 23 January 1918 to 19 December 19181919: 7 January 1919 to 20 December 19191920: 2 January 1920 to 25 November 19201921: 13 January 1921 to 31 December 19211922: 3 February 1922 to 2 December 19221923: 12 January 1923 to 17 December 19231924: 8 January 1924 to 29 November 19241925: 15 January 1925 to 12 December 19251926: 9 January 1926 to 7 November 19261927: 11 February 1927 to 1 December 19271928: 4 February 1928 to 28 December 19281929: 8 February 1929 to 8 December 19291930: 7 February 1930 to 2 December 19301931: 13 April 1931 to 25 December 19311932: 26 February 1932 to 11 December 19321933: 10 April 1933 to 19 December 19331934: 10 January 1934 to 30 November 19341935: 2 April 1935 to 25 December 19351936: 8 February 1936 to 19 December 19361937: 17 February 1937 to 30 November 19371938: 23 March 1938 to 26 December 19381939: 18 March 1939 to 21 November 19391940: 9 April 1940 to 21 December 19401941: 6 January 1941 to 2 December 19411942: 5 April 1942 to 17 December 19421943: 1 January 1943 to 23 December 19431944: 21 February 1944 to 13 December 19441945: 1 April 1945 to 15 November 19451946: 21 January 1946 to 18 December 19461947: 1 January 1947 to 16 December 19471948: 17 January 1948 to 7 December 19481949: 11 January 1949 to 18 November 19491950: 19 February 1950 to 12 December 19501951: 15 January 1951 to 20 November 19511952: 21 February 1952 to 10 December 19521953: 23 February 1953 to 14 December 19531954: 6 January 1954 to 18 December 19541955: 3 March 1955 to 22 November 19551956: 13 June 1956 to 27 December 19561957: 2 February 1957 to 29 December 19571958: 24 March 1958 to 25 November 19581959: 1 February 1959 to 29 November 19591960: 2 March 1960 to 24 November 19601961: 12 January 1961 to 4 December 19611962: 31 May 1962 to 3 December 19621963: 8 January 1963 to 10 December 19631964: 20 March 1964 to 23 December 19641965: 12 March 1965 to 8 December 19651966: 13 March 1966 to 11 December 19661967: 19 March 1967 to 4 November 19671968: 22 February 1968 to 18 December 19681969: 5 April 1969 to 15 December 19691970: 19 February 1970 to 23 November 197019061915192419331942195119601969JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Peraiyur meeting 10 mm (0.39 in).
First to last qualifying date each year at Peraiyur
YearFirst dateLast date
19061906-02-181906-12-29
19071907-01-111907-12-18
19081908-02-241908-11-07
19091909-01-011909-11-26
19101910-01-051910-11-25
19111911-04-141911-12-08
19121912-05-031912-11-26
19131913-05-081913-12-19
19141914-04-031914-12-23
19151915-01-191915-12-29
19161916-04-211916-12-09
19171917-02-011917-12-14
19181918-01-231918-12-19
19191919-01-071919-12-20
19201920-01-021920-11-25
19211921-01-131921-12-31
19221922-02-031922-12-02
19231923-01-121923-12-17
19241924-01-081924-11-29
19251925-01-151925-12-12
19261926-01-091926-11-07
19271927-02-111927-12-01
19281928-02-041928-12-28
19291929-02-081929-12-08
19301930-02-071930-12-02
19311931-04-131931-12-25
19321932-02-261932-12-11
19331933-04-101933-12-19
19341934-01-101934-11-30
19351935-04-021935-12-25
19361936-02-081936-12-19
19371937-02-171937-11-30
19381938-03-231938-12-26
19391939-03-181939-11-21
19401940-04-091940-12-21
19411941-01-061941-12-02
19421942-04-051942-12-17
19431943-01-011943-12-23
19441944-02-211944-12-13
19451945-04-011945-11-15
19461946-01-211946-12-18
19471947-01-011947-12-16
19481948-01-171948-12-07
19491949-01-111949-11-18
19501950-02-191950-12-12
19511951-01-151951-11-20
19521952-02-211952-12-10
19531953-02-231953-12-14
19541954-01-061954-12-18
19551955-03-031955-11-22
19561956-06-131956-12-27
19571957-02-021957-12-29
19581958-03-241958-11-25
19591959-02-011959-11-29
19601960-03-021960-11-24
19611961-01-121961-12-04
19621962-05-311962-12-03
19631963-01-081963-12-10
19641964-03-201964-12-23
19651965-03-121965-12-08
19661966-03-131966-12-11
19671967-03-191967-11-04
19681968-02-221968-12-18
19691969-04-051969-12-15
19701970-02-191970-11-23

Every Fixed Threshold

Fixed thresholds at Peraiyur
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6541194625
25 mm (0.98 in): Days with 25 mm or more rain652019229
50 mm (1.97 in): Days with 50 mm or more rain60719333
100 mm (3.94 in): Days with 100 mm or more rain16219292
200 mm (7.87 in): Days with 200 mm or more rain1119501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

  • Data for Peraiyur 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).