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Built 2026-10-19 (19 October 2026)

Glenlyon Threshold Days by Year (ASN00088088)

4 fixed thresholds counted per year at Glenlyon (ASN00088088): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glenlyon Thresholds

  • Glenlyon: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1917 with 44.
  • Glenlyon: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1906 with 13.
  • Glenlyon: days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 1973 with 3.
  • Glenlyon: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1919 with 1.
  • 4 fixed thresholds have at least one qualifying day at Glenlyon.
41 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Glenlyon Days per year at Glenlyon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1917. 02040601903: 401904: 261905: 271906: 351907: 271908: 191909: 311910: 331911: 371912: 241913: 251914: 171915: 291916: 381917: 441918: 321919: 201920: 341921: 361922: 321923: 331924: 351925: 221926: 311927: 211929: 191930: 311931: 361932: 261933: 261935: 281936: 211937: 181939: 371969: 241970: 231971: 391972: 221973: 401974: 361975: 39190319081913191819231929193519701975
Days per year at Glenlyon with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1917.
Days with 10 mm (0.39 in) or more of precipitation per year at Glenlyon
YearDaysDecade average
19034029.3
19042629.3
19052729.3
19063529.3
19072729.3
19081929.3
19093129.3
19103329.9
19113729.9
19122429.9
19132529.9
19141729.9
19152929.9
19163829.9
19174429.9
19183229.9
19192029.9
19203429.2
19213629.2
19223229.2
19233329.2
19243529.2
19252229.2
19263129.2
19272129.2
19291929.2
19303127.9
19313627.9
19322627.9
19332627.9
19352827.9
19362127.9
19371827.9
19393727.9
19692424
19702333.2
19713933.2
19722233.2
19734033.2
19743633.2
19753933.2
First to last qualifying date each year at Glenlyon For each year, a bar from the first to the last day at Glenlyon meeting 10 mm (0.39 in). 1903: 7 January 1903 to 29 December 19031904: 3 January 1904 to 2 November 19041905: 3 January 1905 to 31 December 19051906: 28 February 1906 to 29 November 19061907: 6 February 1907 to 28 December 19071908: 9 March 1908 to 27 November 19081909: 4 January 1909 to 1 December 19091910: 4 January 1910 to 23 December 19101911: 6 January 1911 to 19 December 19111912: 8 February 1912 to 10 December 19121913: 15 February 1913 to 22 December 19131914: 26 January 1914 to 25 December 19141915: 19 January 1915 to 23 October 19151916: 5 January 1916 to 12 December 19161917: 22 January 1917 to 31 December 19171918: 14 January 1918 to 30 October 19181919: 18 February 1919 to 28 December 19191920: 26 January 1920 to 17 December 19201921: 2 January 1921 to 23 December 19211922: 13 January 1922 to 30 December 19221923: 8 May 1923 to 26 December 19231924: 6 February 1924 to 26 December 19241925: 13 January 1925 to 16 November 19251926: 8 January 1926 to 17 November 19261927: 17 January 1927 to 2 December 19271929: 30 January 1929 to 28 December 19291930: 21 February 1930 to 25 December 19301931: 18 March 1931 to 17 November 19311932: 6 February 1932 to 16 December 19321933: 23 January 1933 to 26 December 19331935: 4 January 1935 to 25 December 19351936: 29 May 1936 to 29 December 19361937: 18 January 1937 to 2 December 19371939: 16 January 1939 to 5 December 19391969: 26 January 1969 to 2 December 19691970: 2 January 1970 to 28 December 19701971: 1 January 1971 to 23 December 19711972: 13 January 1972 to 10 November 19721973: 13 January 1973 to 22 December 19731974: 4 January 1974 to 25 October 19741975: 10 January 1975 to 3 December 19751903190919151921192719351971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Glenlyon meeting 10 mm (0.39 in).
First to last qualifying date each year at Glenlyon
YearFirst dateLast date
19031903-01-071903-12-29
19041904-01-031904-11-02
19051905-01-031905-12-31
19061906-02-281906-11-29
19071907-02-061907-12-28
19081908-03-091908-11-27
19091909-01-041909-12-01
19101910-01-041910-12-23
19111911-01-061911-12-19
19121912-02-081912-12-10
19131913-02-151913-12-22
19141914-01-261914-12-25
19151915-01-191915-10-23
19161916-01-051916-12-12
19171917-01-221917-12-31
19181918-01-141918-10-30
19191919-02-181919-12-28
19201920-01-261920-12-17
19211921-01-021921-12-23
19221922-01-131922-12-30
19231923-05-081923-12-26
19241924-02-061924-12-26
19251925-01-131925-11-16
19261926-01-081926-11-17
19271927-01-171927-12-02
19291929-01-301929-12-28
19301930-02-211930-12-25
19311931-03-181931-11-17
19321932-02-061932-12-16
19331933-01-231933-12-26
19351935-01-041935-12-25
19361936-05-291936-12-29
19371937-01-181937-12-02
19391939-01-161939-12-05
19691969-01-261969-12-02
19701970-01-021970-12-28
19711971-01-011971-12-23
19721972-01-131972-11-10
19731973-01-131973-12-22
19741974-01-041974-10-25
19751975-01-101975-12-03

Every Fixed Threshold

Fixed thresholds at Glenlyon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4144191739
25 mm (0.98 in): Days with 25 mm or more rain401319067
50 mm (1.97 in): Days with 50 mm or more rain19319731
100 mm (3.94 in): Days with 100 mm or more rain2119191

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

  • Data for Glenlyon 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).