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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Koyule Threshold Days by Year

3 fixed thresholds counted per year at Koyule (ASN00097005): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Koyule Thresholds

  • Koyule: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1917 with 72.
  • Koyule: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1924 with 13.
  • Koyule: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1915 with 1.
  • 3 fixed thresholds have at least one qualifying day at Koyule.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Koyule Days per year at Koyule with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 72 in 1917. 0204060801915: 661916: 551917: 721918: 561920: 541921: 601923: 691924: 711925: 521927: 401928: 561929: 601930: 491931: 511932: 471933: 431934: 401935: 571936: 571937: 461938: 541915191819231927193019331936
Days per year at Koyule with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 72 in 1917.
Days with 10 mm (0.39 in) or more of precipitation per year at Koyule
YearDaysDecade average
19156662.3
19165562.3
19177262.3
19185662.3
19205457.8
19216057.8
19236957.8
19247157.8
19255257.8
19274057.8
19285657.8
19296057.8
19304949.3
19315149.3
19324749.3
19334349.3
19344049.3
19355749.3
19365749.3
19374649.3
19385449.3
First to last qualifying date each year at Koyule For each year, a bar from the first to the last day at Koyule meeting 10 mm (0.39 in). 1915: 5 January 1915 to 29 November 19151916: 11 January 1916 to 28 December 19161917: 4 January 1917 to 15 December 19171918: 15 January 1918 to 26 December 19181920: 21 January 1920 to 19 December 19201921: 2 January 1921 to 7 December 19211923: 1 January 1923 to 16 December 19231924: 7 January 1924 to 31 December 19241925: 22 January 1925 to 9 December 19251927: 3 February 1927 to 28 December 19271928: 1 January 1928 to 15 December 19281929: 10 January 1929 to 11 December 19291930: 4 January 1930 to 27 December 19301931: 3 January 1931 to 17 November 19311932: 9 January 1932 to 28 December 19321933: 1 January 1933 to 16 December 19331934: 9 January 1934 to 29 December 19341935: 31 January 1935 to 12 December 19351936: 4 January 1936 to 24 December 19361937: 2 January 1937 to 19 December 19371938: 6 January 1938 to 23 December 19381915191819231927193019331936JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Koyule meeting 10 mm (0.39 in).
First to last qualifying date each year at Koyule
YearFirst dateLast date
19151915-01-051915-11-29
19161916-01-111916-12-28
19171917-01-041917-12-15
19181918-01-151918-12-26
19201920-01-211920-12-19
19211921-01-021921-12-07
19231923-01-011923-12-16
19241924-01-071924-12-31
19251925-01-221925-12-09
19271927-02-031927-12-28
19281928-01-011928-12-15
19291929-01-101929-12-11
19301930-01-041930-12-27
19311931-01-031931-11-17
19321932-01-091932-12-28
19331933-01-011933-12-16
19341934-01-091934-12-29
19351935-01-311935-12-12
19361936-01-041936-12-24
19371937-01-021937-12-19
19381938-01-061938-12-23

Every Fixed Threshold

Fixed thresholds at Koyule
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2172191754
25 mm (0.98 in): Days with 25 mm or more rain211319249
50 mm (1.97 in): Days with 50 mm or more rain7119151

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

  • Data for Koyule 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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