Built 2026-10-19 (19 October 2026)

Cowley Olin Creek Threshold Days by Year (CA003031926)

7 fixed thresholds counted per year at Cowley Olin Creek (CA003031926): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cowley Olin Creek Thresholds

  • Cowley Olin Creek: days with 10 mm (0.39 in) or more of precipitation in 22 years, most in 1978 with 22.
  • Cowley Olin Creek: days with 10 cm (3.9 in) or more of snowfall in 21 years, most in 1967 with 14.
  • Cowley Olin Creek: days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1972 with 7.
  • Cowley Olin Creek: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1963 with 2.
  • 7 fixed thresholds have at least one qualifying day at Cowley Olin Creek.
22 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Cowley Olin Creek Days per year at Cowley Olin Creek with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1978. 01020301962: 71963: 61964: 91965: 131966: 141967: 171968: 141969: 161970: 131971: 181972: 211973: 61974: 211975: 131976: 171977: 121978: 221979: 101980: 111981: 81982: 101983: 919621965196819711974197719801983
Days per year at Cowley Olin Creek with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1978.
Days with 10 mm (0.39 in) or more of precipitation per year at Cowley Olin Creek
YearDaysDecade average
1962712
1963612
1964912
19651312
19661412
19671712
19681412
19691612
19701315.3
19711815.3
19722115.3
1973615.3
19742115.3
19751315.3
19761715.3
19771215.3
19782215.3
19791015.3
1980119.5
198189.5
1982109.5
198399.5
First to last qualifying date each year at Cowley Olin Creek For each year, a bar from the first to the last day at Cowley Olin Creek meeting 10 mm (0.39 in). 1962: 13 May 1962 to 27 December 19621963: 21 June 1963 to 19 November 19631964: 5 April 1964 to 23 December 19641965: 23 January 1965 to 28 December 19651966: 24 April 1966 to 27 August 19661967: 4 January 1967 to 10 December 19671968: 24 January 1968 to 3 December 19681969: 7 January 1969 to 23 October 19691970: 27 January 1970 to 20 November 19701971: 8 January 1971 to 24 December 19711972: 27 February 1972 to 1 December 19721973: 24 April 1973 to 30 August 19731974: 13 January 1974 to 21 November 19741975: 10 February 1975 to 4 December 19751976: 17 January 1976 to 8 December 19761977: 18 January 1977 to 29 December 19771978: 3 January 1978 to 8 November 19781979: 24 March 1979 to 14 December 19791980: 24 January 1980 to 3 December 19801981: 7 May 1981 to 19 October 19811982: 14 January 1982 to 27 September 19821983: 25 April 1983 to 27 November 198319621965196819711974197719801983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cowley Olin Creek meeting 10 mm (0.39 in).
First to last qualifying date each year at Cowley Olin Creek
YearFirst dateLast date
19621962-05-131962-12-27
19631963-06-211963-11-19
19641964-04-051964-12-23
19651965-01-231965-12-28
19661966-04-241966-08-27
19671967-01-041967-12-10
19681968-01-241968-12-03
19691969-01-071969-10-23
19701970-01-271970-11-20
19711971-01-081971-12-24
19721972-02-271972-12-01
19731973-04-241973-08-30
19741974-01-131974-11-21
19751975-02-101975-12-04
19761976-01-171976-12-08
19771977-01-181977-12-29
19781978-01-031978-11-08
19791979-03-241979-12-14
19801980-01-241980-12-03
19811981-05-071981-10-19
19821982-01-141982-09-27
19831983-04-251983-11-27

Every Fixed Threshold

Fixed thresholds at Cowley Olin Creek
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain222219789
25 mm (0.98 in): Days with 25 mm or more rain18719721
50 mm (1.97 in): Days with 50 mm or more rain8219631
100 mm (3.94 in): Days with 100 mm or more rain1119761
10 cm (3.9 in): Days with 10 cm or more snowfall211419671
25 cm (9.8 in): Days with 25 cm or more snowfall8419721
50 cm (19.7 in): Days with 50 cm or more snowfall2119681

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

  • Data for Cowley Olin Creek 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).