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Built 2026-10-19 (19 October 2026)

Mount Nelson Threshold Days by Year (ASN00094045)

4 fixed thresholds counted per year at Mount Nelson (ASN00094045): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Nelson Thresholds

  • Mount Nelson: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1956 with 33.
  • Mount Nelson: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1969 with 11.
  • Mount Nelson: days with 50 mm (1.97 in) or more of precipitation in 33 years, most in 1916 with 4.
  • Mount Nelson: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1946 with 1.
  • 4 fixed thresholds have at least one qualifying day at Mount Nelson.
74 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Nelson Days per year at Mount Nelson with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1956. 0102030401881: 131882: 211896: 181897: 231899: 151900: 91907: 141908: 91909: 171910: 211911: 221912: 151913: 121914: 111915: 121916: 301917: 221918: 191919: 131920: 101921: 111922: 191923: 201924: 241925: 221926: 201927: 131928: 131929: 141930: 121931: 191932: 251933: 161934: 131935: 231936: 111937: 211938: 211939: 71940: 111941: 151942: 121943: 131944: 221945: 91946: 221947: 251948: 111949: 131950: 121951: 141952: 291953: 221954: 141955: 171956: 331957: 141958: 251959: 171960: 191961: 91962: 181963: 51964: 181965: 121966: 171967: 151968: 121969: 291970: 251971: 261972: 121973: 221974: 291881190919171925193319411949195719651973
Days per year at Mount Nelson with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Nelson
YearDaysDecade average
18811317
18822117
18961818.7
18972318.7
18991518.7
1900912.3
19071412.3
1908912.3
19091712.3
19102117.7
19112217.7
19121517.7
19131217.7
19141117.7
19151217.7
19163017.7
19172217.7
19181917.7
19191317.7
19201016.6
19211116.6
19221916.6
19232016.6
19242416.6
19252216.6
19262016.6
19271316.6
19281316.6
19291416.6
19301216.8
19311916.8
19322516.8
19331616.8
19341316.8
19352316.8
19361116.8
19372116.8
19382116.8
1939716.8
19401115.3
19411515.3
19421215.3
19431315.3
19442215.3
1945915.3
19462215.3
19472515.3
19481115.3
19491315.3
19501219.7
19511419.7
19522919.7
19532219.7
19541419.7
19551719.7
19563319.7
19571419.7
19582519.7
19591719.7
19601915.4
1961915.4
19621815.4
1963515.4
19641815.4
19651215.4
19661715.4
19671515.4
19681215.4
19692915.4
19702522.8
19712622.8
19721222.8
19732222.8
19742922.8
First to last qualifying date each year at Mount Nelson For each year, a bar from the first to the last day at Mount Nelson meeting 10 mm (0.39 in). 1881: 13 February 1881 to 24 November 18811882: 30 January 1882 to 17 December 18821896: 18 February 1896 to 27 December 18961897: 4 January 1897 to 3 November 18971899: 12 January 1899 to 16 November 18991900: 7 January 1900 to 24 October 19001907: 14 January 1907 to 27 November 19071908: 28 January 1908 to 27 November 19081909: 3 January 1909 to 23 December 19091910: 16 January 1910 to 2 December 19101911: 10 February 1911 to 31 December 19111912: 5 January 1912 to 23 December 19121913: 3 January 1913 to 26 December 19131914: 11 April 1914 to 28 December 19141915: 21 February 1915 to 27 October 19151916: 18 January 1916 to 30 December 19161917: 3 January 1917 to 27 November 19171918: 3 February 1918 to 24 December 19181919: 7 January 1919 to 8 October 19191920: 26 January 1920 to 17 December 19201921: 2 January 1921 to 5 August 19211922: 25 January 1922 to 27 December 19221923: 22 January 1923 to 5 December 19231924: 3 January 1924 to 2 December 19241925: 15 January 1925 to 26 December 19251926: 14 January 1926 to 6 December 19261927: 27 January 1927 to 19 December 19271928: 13 January 1928 to 17 December 19281929: 27 January 1929 to 21 December 19291930: 10 January 1930 to 17 December 19301931: 14 February 1931 to 20 November 19311932: 12 February 1932 to 24 December 19321933: 5 January 1933 to 14 December 19331934: 9 January 1934 to 30 December 19341935: 1 February 1935 to 25 December 19351936: 4 January 1936 to 21 December 19361937: 2 January 1937 to 26 December 19371938: 2 January 1938 to 11 December 19381939: 17 February 1939 to 3 August 19391940: 6 January 1940 to 31 December 19401941: 4 January 1941 to 6 December 19411942: 20 January 1942 to 24 December 19421943: 17 January 1943 to 4 December 19431944: 3 January 1944 to 24 December 19441945: 10 January 1945 to 27 December 19451946: 19 February 1946 to 29 December 19461947: 17 February 1947 to 22 December 19471948: 13 January 1948 to 28 December 19481949: 4 January 1949 to 20 December 19491950: 24 March 1950 to 20 December 19501951: 8 January 1951 to 16 December 19511952: 8 January 1952 to 7 December 19521953: 6 February 1953 to 8 December 19531954: 28 January 1954 to 21 November 19541955: 11 February 1955 to 28 December 19551956: 3 January 1956 to 17 November 19561957: 8 February 1957 to 26 November 19571958: 1 February 1958 to 17 December 19581959: 7 January 1959 to 27 December 19591960: 18 January 1960 to 8 October 19601961: 1 January 1961 to 12 October 19611962: 26 January 1962 to 9 December 19621963: 17 January 1963 to 8 November 19631964: 1 February 1964 to 14 December 19641965: 11 January 1965 to 2 December 19651966: 4 February 1966 to 13 November 19661967: 1 July 1967 to 19 December 19671968: 20 January 1968 to 10 August 19681969: 27 January 1969 to 20 December 19691970: 3 January 1970 to 31 December 19701971: 1 January 1971 to 10 December 19711972: 10 January 1972 to 25 December 19721973: 2 January 1973 to 22 December 19731974: 6 February 1974 to 28 December 197418811911192119311941195119611971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Nelson meeting 10 mm (0.39 in).
First to last qualifying date each year at Mount Nelson
YearFirst dateLast date
18811881-02-131881-11-24
18821882-01-301882-12-17
18961896-02-181896-12-27
18971897-01-041897-11-03
18991899-01-121899-11-16
19001900-01-071900-10-24
19071907-01-141907-11-27
19081908-01-281908-11-27
19091909-01-031909-12-23
19101910-01-161910-12-02
19111911-02-101911-12-31
19121912-01-051912-12-23
19131913-01-031913-12-26
19141914-04-111914-12-28
19151915-02-211915-10-27
19161916-01-181916-12-30
19171917-01-031917-11-27
19181918-02-031918-12-24
19191919-01-071919-10-08
19201920-01-261920-12-17
19211921-01-021921-08-05
19221922-01-251922-12-27
19231923-01-221923-12-05
19241924-01-031924-12-02
19251925-01-151925-12-26
19261926-01-141926-12-06
19271927-01-271927-12-19
19281928-01-131928-12-17
19291929-01-271929-12-21
19301930-01-101930-12-17
19311931-02-141931-11-20
19321932-02-121932-12-24
19331933-01-051933-12-14
19341934-01-091934-12-30
19351935-02-011935-12-25
19361936-01-041936-12-21
19371937-01-021937-12-26
19381938-01-021938-12-11
19391939-02-171939-08-03
19401940-01-061940-12-31
19411941-01-041941-12-06
19421942-01-201942-12-24
19431943-01-171943-12-04
19441944-01-031944-12-24
19451945-01-101945-12-27
19461946-02-191946-12-29
19471947-02-171947-12-22
19481948-01-131948-12-28
19491949-01-041949-12-20
19501950-03-241950-12-20
19511951-01-081951-12-16
19521952-01-081952-12-07
19531953-02-061953-12-08
19541954-01-281954-11-21
19551955-02-111955-12-28
19561956-01-031956-11-17
19571957-02-081957-11-26
19581958-02-011958-12-17
19591959-01-071959-12-27
19601960-01-181960-10-08
19611961-01-011961-10-12
19621962-01-261962-12-09
19631963-01-171963-11-08
19641964-02-011964-12-14
19651965-01-111965-12-02
19661966-02-041966-11-13
19671967-07-011967-12-19
19681968-01-201968-08-10
19691969-01-271969-12-20
19701970-01-031970-12-31
19711971-01-011971-12-10
19721972-01-101972-12-25
19731973-01-021973-12-22
19741974-02-061974-12-28

Every Fixed Threshold

Fixed thresholds at Mount Nelson
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain7433195629
25 mm (0.98 in): Days with 25 mm or more rain661119696
50 mm (1.97 in): Days with 50 mm or more rain33419161
100 mm (3.94 in): Days with 100 mm or more rain3119461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1881.

Download the Data

  • Data for Mount Nelson 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).