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Built 2026-10-19 (19 October 2026)

Jamner Threshold Days by Year (IN012110600)

5 fixed thresholds counted per year at Jamner (IN012110600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jamner Thresholds

  • Jamner: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1931 with 39.
  • Jamner: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1931 with 17.
  • Jamner: days with 50 mm (1.97 in) or more of precipitation in 61 years, most in 1970 with 9.
  • Jamner: days with 100 mm (3.94 in) or more of precipitation in 30 years, most in 1904 with 1.
  • 5 fixed thresholds have at least one qualifying day at Jamner.
66 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Jamner Days per year at Jamner with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1931. 0102030401901: 251902: 191903: 211904: 171905: 141906: 251907: 281908: 271909: 271910: 261911: 141912: 151913: 211914: 341915: 261916: 331917: 261918: 141919: 231920: 141921: 271922: 251923: 141924: 201925: 171926: 221927: 211928: 281929: 181930: 211931: 391932: 211933: 261934: 331935: 231936: 271937: 171938: 321939: 181940: 211941: 181942: 271943: 251944: 321945: 181946: 311947: 281948: 261949: 291950: 161951: 251953: 231954: 261955: 281956: 301957: 201958: 281959: 201960: 231961: 241963: 271964: 221965: 161966: 271969: 231970: 261901190819151922192919361943195019581966
Days per year at Jamner with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1931.
Days with 10 mm (0.39 in) or more of precipitation per year at Jamner
YearDaysDecade average
19012522.6
19021922.6
19032122.6
19041722.6
19051422.6
19062522.6
19072822.6
19082722.6
19092722.6
19102623.2
19111423.2
19121523.2
19132123.2
19143423.2
19152623.2
19163323.2
19172623.2
19181423.2
19192323.2
19201420.6
19212720.6
19222520.6
19231420.6
19242020.6
19251720.6
19262220.6
19272120.6
19282820.6
19291820.6
19302125.7
19313925.7
19322125.7
19332625.7
19343325.7
19352325.7
19362725.7
19371725.7
19383225.7
19391825.7
19402125.5
19411825.5
19422725.5
19432525.5
19443225.5
19451825.5
19463125.5
19472825.5
19482625.5
19492925.5
19501624
19512524
19532324
19542624
19552824
19563024
19572024
19582824
19592024
19602323.1
19612423.1
19632723.1
19642223.1
19651623.1
19662723.1
19692323.1
19702626
First to last qualifying date each year at Jamner For each year, a bar from the first to the last day at Jamner meeting 10 mm (0.39 in). 1901: 13 January 1901 to 16 October 19011902: 8 January 1902 to 8 December 19021903: 7 January 1903 to 2 October 19031904: 12 June 1904 to 12 October 19041905: 26 June 1905 to 14 September 19051906: 10 June 1906 to 23 December 19061907: 12 April 1907 to 18 August 19071908: 23 March 1908 to 4 September 19081909: 11 May 1909 to 23 December 19091910: 4 June 1910 to 10 November 19101911: 7 January 1911 to 28 November 19111912: 16 June 1912 to 23 November 19121913: 24 May 1913 to 3 September 19131914: 7 May 1914 to 17 December 19141915: 17 January 1915 to 27 December 19151916: 26 May 1916 to 26 November 19161917: 2 February 1917 to 8 October 19171918: 24 May 1918 to 30 November 19181919: 8 January 1919 to 21 November 19191920: 6 January 1920 to 24 September 19201921: 20 January 1921 to 19 September 19211922: 7 January 1922 to 9 November 19221923: 6 March 1923 to 19 September 19231924: 4 January 1924 to 13 December 19241925: 1 June 1925 to 16 November 19251926: 4 January 1926 to 2 September 19261927: 13 June 1927 to 13 November 19271928: 3 February 1928 to 7 December 19281929: 7 February 1929 to 29 September 19291930: 26 June 1930 to 29 October 19301931: 14 June 1931 to 18 October 19311932: 24 March 1932 to 18 October 19321933: 15 May 1933 to 20 December 19331934: 7 June 1934 to 5 November 19341935: 12 June 1935 to 17 September 19351936: 20 January 1936 to 20 November 19361937: 19 April 1937 to 6 October 19371938: 26 March 1938 to 7 October 19381939: 19 June 1939 to 1 November 19391940: 18 June 1940 to 18 October 19401941: 8 February 1941 to 17 September 19411942: 15 June 1942 to 26 December 19421943: 27 May 1943 to 19 October 19431944: 11 March 1944 to 2 November 19441945: 22 June 1945 to 22 September 19451946: 29 May 1946 to 19 November 19461947: 22 June 1947 to 3 October 19471948: 23 January 1948 to 21 November 19481949: 11 June 1949 to 14 October 19491950: 11 July 1950 to 1 October 19501951: 20 June 1951 to 15 October 19511953: 16 June 1953 to 4 October 19531954: 7 June 1954 to 29 September 19541955: 27 January 1955 to 19 October 19551956: 26 May 1956 to 23 November 19561957: 30 March 1957 to 26 September 19571958: 14 March 1958 to 26 November 19581959: 20 January 1959 to 10 October 19591960: 22 June 1960 to 11 October 19601961: 20 May 1961 to 12 October 19611963: 26 February 1963 to 26 November 19631964: 23 June 1964 to 1 October 19641965: 9 January 1965 to 3 September 19651966: 4 June 1966 to 18 November 19661969: 29 June 1969 to 11 November 19691970: 12 June 1970 to 24 September 197019011910191919281937194619561966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Jamner meeting 10 mm (0.39 in).
First to last qualifying date each year at Jamner
YearFirst dateLast date
19011901-01-131901-10-16
19021902-01-081902-12-08
19031903-01-071903-10-02
19041904-06-121904-10-12
19051905-06-261905-09-14
19061906-06-101906-12-23
19071907-04-121907-08-18
19081908-03-231908-09-04
19091909-05-111909-12-23
19101910-06-041910-11-10
19111911-01-071911-11-28
19121912-06-161912-11-23
19131913-05-241913-09-03
19141914-05-071914-12-17
19151915-01-171915-12-27
19161916-05-261916-11-26
19171917-02-021917-10-08
19181918-05-241918-11-30
19191919-01-081919-11-21
19201920-01-061920-09-24
19211921-01-201921-09-19
19221922-01-071922-11-09
19231923-03-061923-09-19
19241924-01-041924-12-13
19251925-06-011925-11-16
19261926-01-041926-09-02
19271927-06-131927-11-13
19281928-02-031928-12-07
19291929-02-071929-09-29
19301930-06-261930-10-29
19311931-06-141931-10-18
19321932-03-241932-10-18
19331933-05-151933-12-20
19341934-06-071934-11-05
19351935-06-121935-09-17
19361936-01-201936-11-20
19371937-04-191937-10-06
19381938-03-261938-10-07
19391939-06-191939-11-01
19401940-06-181940-10-18
19411941-02-081941-09-17
19421942-06-151942-12-26
19431943-05-271943-10-19
19441944-03-111944-11-02
19451945-06-221945-09-22
19461946-05-291946-11-19
19471947-06-221947-10-03
19481948-01-231948-11-21
19491949-06-111949-10-14
19501950-07-111950-10-01
19511951-06-201951-10-15
19531953-06-161953-10-04
19541954-06-071954-09-29
19551955-01-271955-10-19
19561956-05-261956-11-23
19571957-03-301957-09-26
19581958-03-141958-11-26
19591959-01-201959-10-10
19601960-06-221960-10-11
19611961-05-201961-10-12
19631963-02-261963-11-26
19641964-06-231964-10-01
19651965-01-091965-09-03
19661966-06-041966-11-18
19691969-06-291969-11-11
19701970-06-121970-09-24

Every Fixed Threshold

Fixed thresholds at Jamner
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6639193126
25 mm (0.98 in): Days with 25 mm or more rain6617193114
50 mm (1.97 in): Days with 50 mm or more rain61919709
100 mm (3.94 in): Days with 100 mm or more rain30119041
200 mm (7.87 in): Days with 200 mm or more rain1119411

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 Jamner 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).